УПЛОТНИТЕЛЬНАЯ ПЛАСТИКОВАЯ КРЫШКА С ДВОЙНЫМ КОМПОНЕНТОМ ИЛИ УПЛОТНИТЕЛЬНЫМ КОЛЬЦОМ ДЛЯ АККУМУЛЯТОРА, ПОЛНОСТЬЮ НЕ ТРЕБУЮЩЕГО ОБСЛУЖИВАНИЯ

... 1. Уплотнительная пластиковая крышка для аккумулятора (1), полностью не требующего обслуживания, имеющего вторую крышку (4) на крышке (3) корпуса, отличающаяся тем, что она состоит, по меньшей мере, из одного соединительного зажима (4.1), расположенного на этой второй крышке (4), обеспечивающего фиксирование указанной второй крышки (4) на указанной крышке (3) корпуса без применения сварки и/или уплотнения в горячем состоянии, далее, по меньшей мере, одну выемку для зажима (3.1), расположенную на указанной крышке (3) корпуса, и выемку для соединительного зажима (4.1), при этом уплотнительным элементом (7), обеспечивающим уплотнение указанной второй крышки (4) и указанной крышки (3) корпуса против внешнего и/или внутреннего пространства, является термопластичный эластомерный слой (7.2), залитый между указанной второй крышкой (4) и указанной крышкой (3) корпуса благодаря применению двойных компонентов. ! 2. Уплотнительная пластиковая крышка для аккумулятора по п.1, отличающаяся тем, что указанный ...

Batteriezelle mit Abschirmschicht, Batterie sowie Kraftfahrzeug mit einer Batterie

Die Erfindung betrifft eine Batteriezelle (14), aufweisend ein Zellengehäuse mit einer vorbestimmten Durchbruchstelle (15), wobei die Durchbruchstelle (15) dazu ausgebildet ist, bei Überschreiten eines vorbestimmten Grenzdrucks in einem Innenraum des Zellengehäuses durchzubrechen und ein Austreten eines Gas- und/oder Brandstrahls (28) aus dem Innenraum des Zellengehäuses zu ermöglichen. An einer Außenfläche des Zellengehäuses ist eine die vorbestimmte Durchbruchstelle (15) überdeckende, thermisch isolierende Abschirmschicht (20) angeordnet, die zumindest eine vorbestimmte materielle und/oder strukturelle Schwächezone (22) und an die Schwächezone (22) anschließende Abschirmbereiche aufweist. Schwächezone (22) und Durchbruchstelle (15) sind einander gegenüberliegend und einander überdeckend angeordnet, so dass bei dem Austreten des Gas- und/oder Brandstrahls (28) die Schwächezone (22) irreversibel durchbricht und der Gas- und/oder Brandstrahl (28) in eine Umgebung der Batteriezelle (14) entweicht ...

BLEIAKKUMULATOR IN BLOCKAUSFUEHRUNG

Batterie,insbesondere Motorrad-Langbau-Batterie

Saeureabscheider fuer Entlueftungsanlagen bei elektrischen Sammlerbatterien

Elektrochemischer Energiespeicher

Die vorliegende Erfindung betrifft einen elektrochemischen Energiespeicher, aufweisend wenigstens eine elektrochemische Zelle, welche in einem Zellgehäuse (12) angeordnet ist, wobei das Zellgehäuse (12) ein Entgasungsventil (16) aufweist, ferner aufweisend einen Entgasungskollektor (18) zum Führen von aus dem Entgasungsventil (16) strömender Entgasungsemission, wobei der Entgasungskollektor (18) eine Eintrittsöffnung (20) aufweist, die durch einen Entgasungskanal (22) mit dem Entgasungsventil (16) verbunden ist, dadurch gekennzeichnet, dass der Entgasungskanal (22) zumindest teilweise derart durch wenigstens ein Dichtelement (24, 24) abgedichtet ist, dass wenigstens ein Dichtelement (24, 24) zum Abdichten entgasungsdruckbedingter Undichtigkeiten durch ein Verformungsmittel (32, 32, 32, 32) durch die Entgasungsemission verformbar ist. Ein derartiger Energiespeicher (10) erlaubt ein besonders sicheres Entgasen einer elektrochemischen Zelle.

Improvements in portable accumulators

... 173,442. Cook, J. W. Feb. 3, 1921. Gas exits.-A gas exit which also serves as a separator between the electrodes of the cell consists of a chamber c situated between the electrodes b at the bottom of the cell, the chamber being in communication with the atmosphere through a tube a'. Inclined tubes e, f lead from the chamber c to the space above the electrolyte, the spaces between the tubes e, f and the tube a' being filled with spun glass h. The electrodes of the cell may be triangular in cross-section, in which case the gas-exit tubes and chamber are arranged diagonally across the cell.

Improvements relating to secondary electric batteries or accumulators

... 176,244. Heap, B., and Chloride Electrical Storage Co., Ltd. Feb. 23, 1921. Gas exits.-A gas exit consists of a tube b terminating within the battery in a horizontal tube e closed at one end and leading into a perforated chamber a which may be enclosed within a second perforated chamber i. A baffle f is provided in the chamber a to obstruct the passage of electrolyte into the tube e. The chamber a is partly or entirely above the electrolyte in all positions of the cell.

Improvements in and relating to portable electric accumulators

... 359,288. Galvanic batteries. FROST, A. E., 38, Arlow Road, Winchmore Hill, and LOVELL, H. H., 20, Scholefield Road, Highgate, both in London. Dec. 12, 1930, No. 37600. [Class 53.] A gas exit which prevents the escape of liquid consists of a tube 15 which surrounds the vent 13 and terminates within a chamber 17 which is fixed obliquely to the tube 15. Openings are provided at 17a in the chamber, the upper and lower faces 18, 19 of which may be extended as shown to form baffles. The device is above the level of the electrolyte in all positions of the battery which may be provided with a baffle 4 to retain the electrolyte in contact with the electrodes when the battery is standing on either of the sides a, b.

Storage Battery

... 1,177,408. Battery charging systems. MATSUSHITA ELECTRIC INDUSTRIAL CO. Ltd. 27 June, 1967 [7 April, 1966; 30 June, 1966 (4); 17 Aug., 1966 (2); 16 Dec., 1966 (4); 6 Feb., 1967 (3)], No. 29681/67. Heading H2H. [Also,in Division H1] Fig. 20 illustrates a battery charging circuit in which the battery is charged in pulses as it approaches full charge. The D.C., charging voltage E 0 is applied across the input terminals of a circuit containing 2 NPN transistors Tr 1 and Tr 2 and 5 resistors R 3-7 ; Tr 3 is a current amplifying PNP transistor having its base connected to the output of Tr 2 ; and its output to the battery B. The values of R 1 and R 2 are such that when B reaches its final charged voltage the difference between the base and emitter voltages of Tr 1 exceeds its operating voltage and it becomes conducting and Tr 2 and Tr 3 are cut off. The voltage of B now gradually decreases until Tr 1 is again cut off and Tr 2 and Tr 3 put on, and charging again occurs, and a pulse charging cycle ...

Battery box

Improvements in or relating to electric storage batteries

... 800,329. Batteries. PRITCHETT & GOLD & E.P.S. CO., Ltd. March 12, 1957 [March 20, 1956], No. 8629/56. Class 53. An accumulator is provided with an air-tight lid e above the battery cover b to form a chamber into which gases are vented from the plugs c. The gases are removed from the chamber by a current of air which enters the battery case through a pipe h and leaves by a pipe i. The air also cools the battery cells before reaching the pipe i by being conducted through a pipe j leading to a chamber k communicating with passages l between the cells as shown in Fig. 3. The final passage l leads to a chamber n having a pipe o leading to the chamber above the cover b. Alternatively the arrangement may be such that the incoming air first flows through the top compartment to remove the gases and then between and round the cells to effect cool ing. In another arrangement the pipe h is dispensed with, the battery container being provided in its wall with holes communicating directly with the passages ...

DIAGNOSTIC PROBE FOR A MULTI-CELL BATTERY

ACCUMULATOR AND COVER FOR THIS

ELEKTRISCHER ENERGIESPEICHER

Die Erfindung betrifft einen elektrischen Energiespeicher (1), insbesondere für Kraftfahrzeuge, mit zumindest einem aus einer Mehrzahl an einzelnen Zellen (3) bestehenden Batteriemodul. Zumindest zwei benachbarte Zellen (3), vorzugsweise alle Zellen (3), weisen einen gemeinsamen Ventilationskanal (7) auf.

ELEKTRISCHER ENERGIESPEICHER

... #CMT# #/CMT# The store (1) has battery module that is provided with cells (3) and ventilation channel (7). The cells are arranged serially by passage openings. The passage opening is arranged in upper area of frame. #CMT#USE : #/CMT# Electrical energy store for motor car. #CMT#ADVANTAGE : #/CMT# The reliability of the electrical energy store can be improved. #CMT#DESCRIPTION OF DRAWINGS : #/CMT# The drawing shows a cross-sectional view of the electrical energy store. 1 : Electrical energy store 3,4 : Cells 7 : Ventilation channel 9 : End plate.

Druckausgleichssystem mit Sicherheitsfunktion für einen Elektrolyttank

The invention relates to a pressure-equalising system with a safety function for an electrolyte tank of through-flow batteries, in particular vanadium redox-through-flow batteries, wherein a head region (5) of the electrolyte tanks (3, 4) is connected to the surroundings (2) of the through-flow battery via a pipe line (6) in which a primary, bidirectional pressure-equalising valve (7) is arranged, and a bypass line (9, 20) branches off from the pipeline (6) with the primary, bidirectional pressure-equalising valve (7) with a first response pressure, in which bypass line (9, 20) a secondary, bidirectional pressure-equalising valve (10) with a second response pressure which is higher than the first response pressure is arranged, and the outlet (11) of which bypass line (9, 20) is located inside a housing (13) surrounding the electrolyte tanks (3, 4). Fig. 2 ...

LEAD-ACID BATTERY.

MULTI-CELLULAR BATTERY ALSO INTO THE COVER OF INTEGRATIONS OF CENTRAL DEGASSING LINE.

COVER WITH VENTILATION SYSTEM

VENT AND SPACER FOR MULTI-CELL LEAD-ACID OR RECOMBINANT BATTERIES

Battery assembly and single point watering assembly and system

A single point watering assembly for a monobloc battery having a plurality of cell access ports each have a top edge. The assembly includes a manifold and a plurality of valve cartridges. The manifold overlies the access ports and includes extensions each extending into one of the access ports. Each valve cartridge is supported by one of the manifold extensions and is located below the top edge of the respective access port. Consequently, the assembly presents a low profile extending above the battery.

CLOSURE ASSEMLBY FOR STORAGE BATTERY

VENTING SYSTEM FOR ELECTRIC STORAGE BATTERY

VENTING SYSTEM FOR ELECTRIC STORAGE BATTERY of the disclosure Venting system for an electric storage battery having an electrolyte drainage aperture at the low point in the sloping floor of an electrolyte trapping chamber and including an integrally molded shielding enclosure depending beneath the aperture. The enclosure is defined in part by a flap-like closure wall which is resiliently rooted to the underside of the floor and depends therefrom at such an angle as to underlie the aperture. The resiliently rooted wall permits the wall to be molded beneath the aperture yet deflect out of the way and return (i.e., due to plastic memory) when the mold core is withdrawn.

BATTERY MODULE THERMAL MANAGEMENT

A battery module includes features to optimize cooling while providing electrical isolation and cell gas-venting channels. The battery module can include the integration of a heatsink in order to improve thermal performance. Thermally conductive pads can be provided to create an electrically isolated interface between a plurality of series-connected battery-cell lead plates, at different potentials, and the heatsink. Optimization, by stacking thin and thick thermally conductive pads, allows for creation of gas-venting channels along the positive cell terminal locations. In some arrangements, a plurality of fluid paths are disposed between the inlet and the outlet of the battery module to provide heat convective airflow through the battery module.

BATTERY MODULE WITH THERMAL RUNAWAY AND GAS EXHAUST MANAGEMENT SYSTEM

Apparatus, methods and systems are provided for thermal runaway and gas exhaust management for high power batteries. A battery module has a plurality of cell-containing carriers stacked on top of one another to form a cell stack having a front end and a rear end. A duct extends through the cell stack between the front end and the rear end for collecting escaped gases from the battery cells. A self-closing one-way pressure relief valve is located in the duct toward the rear end of the cell stack. The pressure relief valve connects to a piping system for carrying the gases to a remote location where the gases can be safely released and dispersed.

LEAD ACID BATTERY MANUFACTURING METHOD AND LEAD ACID BATTERY

It is an object of the present invention to provide a lead-acid battery having a reliable exhaust structure suppressing unexpected leakage of acid mist and gas to outside the battery, and a method for fabricating such a lead-acid battery. A first gas exhaust path A for guiding gas generated in a plate pack from a cell compartment 2a to a recess 4 formed in a cover 3 is formed in the cover 3 of a lead-acid battery. A top lid 7 is placed on the top surface of the cover 3 to extend over the recess 4. Then, when the top lid 7 and the cover 3 are welded together by applying laser light 8a onto the top lid 7, a joint 10 is formed to continuously extend in the form of a band and form a closed shape so that the recess 4 and the top lid 7 form an exhaust chamber 11. A through hole 5 for establishing communication between a first opening 6a formed in the recess 4 and a second opening 6b formed in the outer surface of the cover 3, serves as a second gas exhaust path B which establishes communication ...

DEVICE TO EXHAUST THE FUMES PRODUCED INSIDE ACCUMULATOR BATTERIES

The invention discloses an improved breathing device to exhaust on the outside the fumes produced inside the accumulator batteries. It comprises: at least one chamber (7) realized in the lid (2) of the accumulator battery and communicating on one side with the breathing channels (4) and on the opposite side with the outside environment, provided with one or more through holes (20) communicating with the underlying elements of the accumulator battery. A removable cap (12) inserted in said chamber (7) supports a disc made of an explosionproof material (11) in front of which a condensing disc (15) is present made of impermeable material suited to define, in relation to the inner perimetral surface (27) of the chamber (7) itself, one or more essentially annular areas (72) for the transit of the fumes.

Akkumulatorkasten.

Elektrisches Gerät mit Zelle mit flüssigem Inhalt und Gasauslass.

Sammlerbatterie.

Batterie, insbesondere für Motorräder

Stackable fuel cell generator arrangement with common inlet and common outlet plenums

A power module system includes a plurality of vertically stacked power modules. The plurality of vertically stacked power modules include at least two vertical stacks. A shared exhaust plenum is located between the at least two vertical stacks of power modules.

BATTERY COVER

Battery with pressure relief channel

A battery having an outer casing and an anode/cathode assembly within that casing, wherein the anode/cathode assembly includes plural anodes and cathodes and electrolyte therebetween. The battery has a pressure relief feature associated with the casing and a channel preservation element sufficiently rigid to preserve at least one gas passageway to the pressure relief feature under conditions of anode/cathode assembly warpage. Thus the gas in the passageway will not become impeded by anode/cathode assembly warpage.

DEVICE FOR RELEASABLY CONTACTING TWO BATTERY CELLS

A device is described for making independent contact with two battery cells, having a basic body comprising a through-opening (). To enable not only an easier, modular assembly process, but also a quick replacement of individual battery cells, it is suggested that the basic body () comprises two receiving bodies () positioned opposite to the through-opening () for circumferential taking hold of one end portion each of the battery cells inserted in the receiving bodies () in a joining direction, wherein a contact spring () is inserted in a guide corridor () of the first receiving body () which leads into the through-opening () for bonded connection of the contact spring () with the battery cell inserted in the second receiving body (), and that the contact spring () forms contact tongues () for releasable connection of the battery cell inserted in the first receiving body (). 1. A device for making independent contact with two battery cells , comprising:a basic body having a through-opening;wherein said basic body comprises first and second receiving bodies positioned opposite to each other relative to said through-opening and each being configured to take circumferential hold of an end portion of a respective battery cell inserted therein in a joining direction;wherein a contact spring is inserted in a guide corridor of the first receiving body that leads into the through-opening so as to connect said contact spring with the battery cell inserted in the second receiving body, andwherein said contact spring has contact tongues that provide releasable connection of the battery cell inserted in said first receiving body.2. The device in accordance with claim 1 , wherein the guide corridor runs spirally around the through-opening and receives the contact spring with a clearance lateral to the joining direction.3. The device in accordance with claim 1 , wherein the guide corridor is covered towards a receiving area of the first receiving body by a fire protection.4. The ...

Energy storage system for hybrid electric vehicle

An energy storage system comprising at least one energy storage module adapted to supply electrical energy to a hybrid vehicle. The energy storage module comprises a primary enclosure, at least one battery array located within the primary enclosure, and an energy storage controller module located within the primary. The energy storage controller module is further connected to a hybrid control module of the hybrid vehicle by a low voltage connecter. A high voltage junction box is attached to a first end of the primary enclosure and having a plurality of high voltage connection terminals. At least one of the high voltage connection terminals is configured to receive a high voltage conductor connected between the energy storage module and an inverter of the hybrid vehicle. When multiple energy storage modules are used in conjunction, one module functions as a master module and one module functions as a slave module.

BATTERY CASE, AND BATTERY PACK AND VEHICLE INCLUDING THE SAME

Disclosed is a battery case, which includes a frame unit having an accommodation space formed therein so that a cell assembly including a plurality of stacked battery cells is accommodated therein, the frame unit having at least one open side surface; and a frame cover configured to cover the at least one open side surface and having an extinguishing space in which flame generated at the cell assembly is introduced and extinguished, the frame cover having a discharge unit communicating with an outside of the extinguishing space so that gas generated at the cell assembly and introduced into the extinguishing space is discharged to the outside of the extinguishing space.

Secondary battery

A secondary battery includes a battery unit that has an accommodation space for an electrode assembly, a vent housing that defines a housing space connected with the accommodation space through a first vent hole, the vent housing including a second vent hole through which the housing space is connected with an outside of the secondary battery, a revolving member that is rotatably mounted between a closing position for closing the first and second vent holes and an opening position for opening the first and second vent holes, and first and second sealing caps that are formed at opposite sides of the revolving member with respect to a rotation axis of the revolving member. The first and second sealing caps respectively close the first and second vent holes, when the revolving member is mounted at the closing position.

Li-ion battery having improved safety against combustion

The present invention provides a process comprising for modifying a Li-ion battery having a region of electrochemical activity and an enclosure therefor, said process comprising forming at least one chamber within said enclosure separate from said region of electrochemical activity, positioning combustion abatement agent within said chamber, whereby said combustion abatement agent is not in contact with said region of electrochemical activity, said chamber being pressure or heat sensitive, whereby when said region of electrochemical activity overheats, said chamber is breached, allowing said combustion abatement agent to contact said region of electrochemical activity to abate combustion of said region of electrochemical activity, wherein exemplary of combustion abatement agent is the composition comprising liquid fluoropolyether and exemplary of the of the chamber exhibiting pressure or heat sensitivity is to include a low melting, non-flammable polymer such as polyvinyl alcohol in the ...

Secondary battery and manufacturing method thereof

There are a secondary battery having a pouch-type outer casing and a manufacturing method thereof. In one embodiment, a secondary battery includes an electrode assembly and an outer casing. The electrode assembly has positive and negative electrode plates, a separator interposed therebetween, and positive and negative electrode tabs having one ends respectively connected to the positive and negative electrode plates. The outer casing accommodates the electrode assembly so that the other ends of the positive and negative electrode tabs are extracted from a first side to the exterior thereof. The outer casing has a sealing portion sealed at least twice. The sealing portion is primarily sealed to be fractured under a predetermined internal pressure of the outer casing. After the aging of a battery, the sealing portion is fractured under the predetermined internal pressure, thereby exhausting internal gas. After the exhaustion of the internal gas, the sealing portion is secondarily sealed.

STORAGE ELEMENT

An external terminal having an exposed surface which is exposed to the outside from a package, a current collector which is disposed inside of the package and is connected to the external terminal, and an electrode assembly which is disposed inside of the package and is connected to the current collector are provided. The package includes a safe valve and a protection member covering the safe valve. The protection member includes a space portion formed between the protection member and the safe valve, and a communicating portion communicating the space portion and the periphery of the protection member.

Battery having reduced condensate formation due to water separation

A battery includes an essentially airtight housing having an air-permeable opening for pressure compensation. The battery also includes a plurality of battery cells arranged in the housing. The battery also includes an active cooling device configured to cool the battery cells in the housing. The cooling device includes a coolant and a distributor block configured to distribute the coolant. The battery also includes an air duct integrated in the distributor block. The air duct is configured and arranged such that the air-permeable opening of the housing is connected to ambient air via the air duct.

Battery with pressure relief channel

A battery having an outer casing and an anode/cathode assembly within that casing, wherein the anode/cathode assembly includes plural anodes and cathodes and electrolyte therebetween. The battery has a pressure relief feature associated with the casing and a channel preservation element sufficiently rigid to preserve at least one gas passageway to the pressure relief feature under conditions of anode/cathode assembly warpage. Thus the gas in the passageway will not become impeded by anode/cathode assembly warpage.

BATTERY PACK, ASSEMBLY METHOD FOR BATTERY PACK, AND DISASSEMBLY METHOD FOR BATTERY PACK

A battery pack, an assembly method for the battery pack, and a disassembly method for the battery pack are provided. The battery pack includes a battery box (10) and a battery (20). The battery (20) is provided in the battery box (10). The battery box (10) includes a main frame (12), and the main frame (12) includes a first portion (121) and a second portion (122). The first portion (121) and the second portion (122) are stacked up, and the first portion (121) and the second portion (122) are detachably connected to each other. The battery (20) is connected to the first portion (121), or the battery (20) is connected to the second portion (122).

Drucksausgleichselement eines Batteriemodulgehäuses sowie Batteriemodulgehäuse

Die Erfindung betrifft ein Druckausgleichselement eines Batteriemodulgehäuses (2, 20, 200) mit einem zu einer Durchströmung von Gasen zwischen einem Inneren (4, 40, 400) des Batteriemodulgehäuses (2, 20, 200) und einem Äußeren (5, 50, 500) des Batteriemodulgehäuses (2, 20, 200) ausgebildeten Strömungskanal (3, 30, 300) für einen Druckausgleich und mit einer Verschlussvorrichtung (6, 60, 600), wobei die Verschlussvorrichtung (6, 60, 600) bei einer Anordnung in einem ersten Zustand eine Durchströmung von Gasen durch den Strömungskanal (3, 30, 300) erlaubt und die Verschlussvorrichtung (6, 60, 600) bei einer Anordnung in einem zweiten Zustand den Strömungskanal (3, 30, 300) flüssigkeitsdicht abschließt, so dass keine Flüssigkeit (7, 70, 700) zwischen dem Inneren (4, 40, 400) und dem Äußeren (5, 50, 500) des Batteriemodulgehäuses (2, 20, 200) durch den Strömungskanal (3, 30, 300) strömen kann, wobei die Verschlussvorrichtung (6, 60, 600) ausgebildet ist, bei einem Kontakt mit einer Flüssigkeit ...

VORRICHTUNG ZUR ABFÜHRUNG VON ABGASEN, DIE INNENLIEGEND VON AKKUMULATORBATTERIEN GEBILDET WERDEN

Batteriegehäuse, Batterie und Fahrzeug mit zumindest einer Batterie

Die Erfindung betrifft ein Batteriegehäuse (2) für eine Batterie (1), umfassend zumindest eine Vorrichtung (4) zur Verringerung eines Innendrucks. Erfindungsgemäß umfasst das Batteriegehäuse (2) mehrere Kanäle (5), welche sich jeweils zwischen einem Innenraum des Batteriegehäuses (2) und der zumindest einen Vorrichtung (4) zur Verringerung des Innendrucks erstrecken. Des Weiteren betrifft die Erfindung eine Batterie (1) mit einem solchen Batteriegehäuse (2) und ein Fahrzeug mit zumindest einer solchen Batterie (1).

Batterieeinheit für eine Traktionsbatterie und Traktionsbatterie

Die Erfindung betrifft eine Batterieeinheit (2) für eine Traktionsbatterie (1) eines Fahrzeugs, aufweisend wenigstens zwei benachbart zueinander angeordnete Batteriezellen (3), die jeweils wenigstens eine Entlüftungseinheit (8) zum Entlüften ihres Zellgehäuses (7) aufweisen, wobei die Entlüftungseinheiten (8) an einander zugewandten Seiten der Batteriezellen (3) angeordnet sind, und wenigstens zwei zwischen den einander zugewandten Seiten der Batteriezellen (3) und beabstandet voneinander angeordnete Abschirmeinheiten (9, 10), wobei jede Abschirmeinheit (9, 10) eine Abschirmwand (11) mit wenigstens einer Durchbrechung (12) und wenigstens einem Schließelement (13) aufweist, wobei die Durchbrechung (12) der jeweiligen Abschirmwand (11) fluchtend zu der Entlüftungseinheit (8) der jeweilig nächstliegend zu dieser Abschirmwand (11) angeordneten Batteriezelle (3) angeordnet ist, wobei das Schließelement (13) in einer Schließstellung, in der das Schließelement (13) die Durchbrechung (12) verschließt ...

Stopfenanordnung

Improvements in Electric Storage Batteries or Accumulators.

... 128,386. Peto, W. June 18, 1918. Gas exits.-Cells B, C are completely surrounded by, but separated from, an outer casing A into which vent tubes D, E lead from the cells and from which a tube F leads to the air. The tubes D, E are connected to the middle of the upper end of the oells and terminate at about the middle of the space between the cells. The volume of this space may be double the volume of the electrolyte in the cells so that the lower end of the tube F is always above the level of any electrolyte which may escape from the cells into the intermediate chamber. The lower end of the tube F may be curved upwards.

Improvements in electric storage batteries or accumulators

... 183,329. Genese, H. M. June 13, 1921. Gas exits.-A gas exit comprises a chamber a extending across t h e bottom of the cell and having communication with the space above the electrolyte through tubes c<2>, c<1>, c. A tube d open to the atmosphere leads into a chamber e communicating with the chamber a by means of a tube g provided with a baffle i. Baffles f are provided within the chamber e and a baffle or baffle chamber may also be fitted to the tube c. The tubes c<2>, d may be situated inside or outside the cell. The end of the tube c is arranged to be above the level of the electrolyte when the cell is inverted. The chamber a may be provided with a screw stopper to enable any accumulated acid to be removed.

Storage battery case especially for motorcycle batteries of elongated construction

... 760,823. Batteries. MOLL, P. J. Jan. 7,1954 [Jan. 9, 1953], No. 497/54. Class 53. An accumulator 1 having a cover 2 and filling plug and gas exit 3 is provided with a second cover 5 having a depending flange 6 forming a compartment C which communicates with the atmosphere through a duct 7 terminating in a union 8 for attachment of a hose. Fig. 2 shows a modification in which the flange 6 surrounds only a part of the plug 3, a gas-tight joint being made by a washer 10. Fig. 3 shows a further modification in which the filling tube and gas exit are enclosed in a tubular projection 11 which is open to the atmosphere through a passage 13 passing vertically through the cover 6. Fig. 4 shows a battery of three cells having a common cover provided with three flanges 15, 16, 17, the compartments formed thereby communicating with each other and with the atmosphere by passages 18, 19, 20. The cover may be held in position by a strap passing round the battery container.

Improvements relating to electric batteries

... 791,139. Batteries. MOLL, P. J. July 18, 1955 [July 16, 1954; Jan. 19, 1955; April 28, 1955; July 7, 1955], No. 20749/55. Class 53. In a storage battery, the vent plug seals the outer end of a tubular wall surrounding the filling opening and the vent in the plug cornmunicates with a passage leading outwardly to beyond one side of the battery. In the form shown in Fig. 1, the tubular wall 2 forms part of the cover 1 of the battery and the vent plug 8 seals the top and bottom of the wall by means of rings 12, 13. Gas vents 11 in the vent plug communicate, via passages 4, 6, with a venting connection 15. The tubular wall may also be formed (a) integral with a hood member extending above the cover (b) integral with a covering hood when the cover is omitted, or (c) part integral with the cover and part integral with the hood as shown in Fig. 12. In this form the plug 8 also retains the hood 32 in position. An acid- and gas-receiving bladder may be fitted to the end of the vent passage. The bladder ...

Improvements in or connected with Electric Accumulators.

... 6746. Gatinaud, E. M. March 17. No Patent granted (Sealing fee not paid). Gas exits.-A non-spillable acid accumulator consists of two cells b, c connected by pipes b<1>, c<1> to a central drainage chamber d constructed as shown, or of a multiple of this arrangement. Gas escapes from the top of the cells to the bottom of the drainage chamber, and thence to the air by a short tapering pipe d<2>, after passing through a longer tapering pipe d<4> in a partition which slopes towards the centre; this ensures the retention of liquid. Each pipe b<1>, c<1> is open inside a cell at one corner, and passes first into the drainage chamber at the opposite corner, and then downwards to the bottom. Any liquid in the drainage chamber may be returned to the cells by pressing the sides inwards and then releasing them; liquid may similarly be transferred from one cell to another. The cells may be of celluloid.

Improvements relating to electric batteries

... 918,282. Batteries. YARDNEY INTERNATIONAL CORPORATION. Aug. 29, 1960 [Nov. 20, 1959], No. 39564/59. Class 53. A silver/zinc accumulator is vented through a pool of electrolyte to prevent the ingress of atmospheric oxygen. The vent 9 may be of microporous material in the common wall 5 of the cell and further vents 20, 25 are arranged so as to enable the accumulator to be inverted without spilling the electrolyte 29. The Provisional Specification discloses a vent having electrolyte between two microporous membranes, the whole forming a vent plug.

DEVICE FORMED FOR THE REMOVAL OF EXHAUST GASES, ON THE INSIDE BY STORAGE BATTERIES

VERSCHLUSSVORRICHTUNG

ELEKTRISCHER AKUMULATOR, INSBESONDERE STARTER- BATTERIE

CAP STRUCTURE AND SEALS SEAT OF it IN a KAMINASYSTEM FOR the reasoning OF HOLES IN ELECTRICAL BATTERY COVERS

ELECTROLYTE CONDENSATION FOR LEAD BATTERIES

DECKSEL FOR ACCUMULATOR CONTAINERS

COMPOUND BATTERY WITH SEVERAL INTERCONNECTED ELECTRO-CHEMICAL CELLS

Mist elimination system for electrochemical cells

An electrochemical cell includes a mist elimination system that prevents mist from escaping from the cell chamber and conserves moisture within the cell. An exemplary mist elimination system includes a spill prevention device that reduces or prevents an electrolyte from escaping from the cell chamber in the event of an upset, wherein the electrochemical cell is tipped over. A mist elimination system includes a recombination portion that reacts with hydrogen to produce water, that may be reintroduced into the cell chamber. A mist elimination system includes a neutralizer portion that reacts with an electrolyte to bring the pH closer to neutral, as acid/base reaction. A mist elimination system includes a filter that captures mist that may be reintroduced into the cell chamber. A mist elimination system includes a hydrophobic filter on the outer surface to prevent water and other liquids from entering into the mist elimination system.

APPARATUS FOR MITIGATION OF THERMAL EVENT PROPAGATION FOR BATTERY SYSTEMS

Apparatus for mitigating propagation of thermal events between battery cells within a battery module assembly (10) is provided. The apparatus comprises one or more of several features that function to prevent a runaway thermal event within one battery cell (48) from triggering a fire or other thermal event within another battery cell within the battery module assembly (10). The apparatus may comprise one or more of: (i) a compressive wrap (88) applied to a battery cell (48); (ii) a layered barrier material (104) positioned between adjacent battery cells (48); (iii) silicone rubber supports (94) positioned adjacent the battery terminals (62, 64), (iv) a light-weight, fire-resistant housing composite panel, and (v) rupturable diaphragms (36) configured to vent gases and ejecta from a battery cell undergoing a thermal event.

STORAGE BATTERY

There is provided a storage battery, including: a container having at least one cell chamber; a lid body (2) made of synthetic resin for covering a top opening of the container, the lid body having on a top surface a recessed portion that is recessed downward, the lid body having positive and negative electrode terminals disposed close to one side of the lid body and respectively at both end portions of said one side in a longitudinal direction, wherein the positive and negative electrode terminals (4) respectively have lower portions embedded in the lid body and upper portions projecting from the lid body; and an auxiliary lid (9) for closing the recessed portion. Conventional production of the storage battery has problems, for example, in that: when embedding a portion of a terminal to a lid body by insert molding, difference in shrinkage is caused between a surface in which a terminal body is embedded and a surface on which the terminal body is exposed, which results in difficulty in ...

LEAD-ACID BATTERY

A lead storage battery enabling the user to confirm the joined state of a cover and an upper cover by both the joined state of the projecting part of a second exhaust hole peripheral edge and the joined part of the upper cover and the joined state of the projecting part of the cover and the joined part of the upper cover. The lead storage battery comprises a battery case having at least one cell chamber and the cover (1) for covering the upper opening of the battery case. The annular projecting part (4C) projecting upward is formed on the inner side of a recess (4) formed in the upper surface of the cover (1). Exhaust holes (4D) for exhausting the gas from the cell chamber are formed in a bottom wall on the inner side of the projecting part. A guide passage for guiding the gas from the exhaust holes (4D) to the outside is formed by joining the projecting part (4C) and the connection part formed on the upper cover to each other. Groove parts (4M) formed between the projecting part and vertical ...

INTUMESCENT BATTERY HOUSING

A battery housing has a body and a lid mateable with the body. The body and the lid, when mated, provide a chamber dimensioned to hold at least one battery; and a venting passageway from the chamber. At least a portion of at least one of the body and the lid comprises an intumescent flame retardant material with an expansion ratio sufficient to drive gas from the chamber through the venting passageway and to seal the chamber when the material intumesces in the event of thermal runaway of a battery housed in the chamber.

ENERGY STORAGE SYSTEM FOR HYBRID ELECTRIC VEHICLE

An energy storage system comprising at least one energy storage module adapted to supply electrical energy to a hybrid vehicle. The energy storage module comprises a primary enclosure, at least one battery array located within the primary enclosure, and an energy storage controller module located within the primary enclosure and electrically connected to the battery array. The energy storage controller module is further connected to a hybrid control module of the hybrid vehicle by a low voltage connecter. A high voltage junction box is attached to a first end of the primary enclosure and having a plurality of high voltage connection terminals. At least one of the high voltage connection terminals is configured to receive a high voltage conductor connected between the energy storage module and an inverter of the hybrid vehicle. When multiple energy storage modules are used in conjunction, one module functions as a master module and one module functions as a slave module.

Energy storage apparatus

Disclosed is an energy storage apparatus which includes: an energy storage device; an outer case which accommodates the energy storage device; a partition plate which is disposed between the energy storage device and a side wall of the outer case; and a discharge portion which is disposed on the outer case, the discharge portion having one or more openings through which a gas, which has passed through a flow passage formed between the partition plate and the side wall, is discharged from the outer case.

ELEKTRISK ACKUMULATOR, I SYNNERHET ETT STARTBATTERI

Battery module

A battery module includes a plurality of battery cells aligned in one direction, first and second end plates, the plurality of battery cells being positioned between the first and second end plates, and a top plate covering top surfaces of the battery cells, the top plate including first and second ends connected to the first and second end plates, respectively, via first and second fastening portions, respectively, the first and second fastening portions being different from each other.

BATTERY PACK

A module case 23 is provided with a first outlet opening 35 and a first inlet opening 37 formed in side surfaces of the module case 23 opposite to each other. A plurality of battery modules 21 are arranged in a direction to which the first outlet opening 35 is open. The first outlet opening 35 of one of the battery modules 21 is connected to the first inlet opening 37 of an adjacent battery module 21 through a connecting member 57.

BATTERY MODULE

The present disclosure relates to a battery module, including: a housing having two oppositely disposed openings and a hollow chamber communicating with the two openings in a first direction; a battery stack disposed in the hollow chamber and comprising two or more battery cells, wherein each battery cell has first and second vent plates disposed opposite to each other in the first direction; a first end plate corresponding to one of the two openings and connected to the housing, wherein the first end plate is provided with a module output pole electrically connected to the battery stack and a deformable plate disposed opposite to the module output pole, and the deformable plate faces the first vent plate; a second end plate corresponding to the other of the two openings and connected to the housing; and a blocking member disposed between the second end plate and the battery stack.

Bipolar battery assembly

A bipolar battery having: a) two or more stacks of battery plates; b) a liquid electrolyte disposed in between the battery plates to form electrochemical cells; c) a plurality of separators, wherein each individual separator is located in each electrochemical cell; d) one or more dual polar battery plates disposed between two or more stacks of battery plates, the dual polar battery plate(s) including: (i) a first anode or cathode located on one surface; (ii) a second anode or cathode located on an opposing surface; and (iii) one or more current conductors between the first anode or cathode and the second anode or cathode; and e) one or more current conduits which connect the one or more current conductors directly or indirectly to one or more battery terminals.

VEHICLE BATTERY PACK CONTAINER

A vehicle battery pack container is provided. The container includes a base member, a peripheral wall coupled to the base member, and a cover member coupled to the peripheral wall. The container further includes a venting device having a venting housing and a flow diverter member disposed within an interior region of the venting housing. The venting housing is coupled to the base member and is in fluid communication with an aperture in the base member. The venting housing has a tubular portion and a first end portion having a plurality of apertures extending therethrough. The flow diverter member has a central shaft, a first flow diverter plate, and a second flow diverter plate.

LI-ION BATTERY HAVING IMPROVED SAFETY AGAINST COMBUSTION

The present invention provides a process comprising for modifying a Li-ion battery having a region of electrochemical activity and an enclosure therefor, said process comprising forming at least one chamber within said enclosure separate from said region of electrochemical activity, positioning combustion abatement agent within said chamber, whereby said combustion abatement agent is not in contact with said region of electrochemical activity, said chamber being pressure or heat sensitive, whereby when said region of electrochemical activity overheats, said chamber is breached, allowing said combustion abatement agent to contact said region of electrochemical activity to abate combustion of said region of electrochemical activity, wherein exemplary of combustion abatement agent is the composition comprising liquid fluoropolyether and exemplary of the of the chamber exhibiting pressure or heat sensitivity is to include a low melting, non-flammable polymer such as polyvinyl alcohol in the ...

УЛУЧШЕННОЕ УСТРОЙСТВО ДЛЯ УДАЛЕНИЯ ГАЗОВ, ОБРАЗУЮЩИХСЯ В АККУМУЛЯТОРНЫХ БАТАРЕЯХ

Изобретение относится к аккумуляторным батареям, в частности к улучшенному устройству для выпуска наружу газов, образующихся внутри аккумуляторной батареи. Оно содержит по меньшей мере одну камеру, образованную в крышке аккумуляторной батареи и сообщающуюся на одной стороне с каналами для выпуска газов, а на противоположной стороне с внешней окружающей средой, причем в крышке образовано одно или более сквозных отверстий, сообщающихся с расположенными внизу элементами аккумуляторной батареи. Съемный колпачок, вставляемый в камеру, поддерживает диск, изготовленный из взрывобезопасного материала, перед которым расположен конденсирующий диск, изготовленный из непроницаемого материала и образующий с внутренней поверхностью боковой стенки камеры один или более по существу дугообразный зазор для прохода газов, что обеспечивает более высокую надежность в работе аккумуляторных батарей и исключает забивание диска для удаления газов. 4 з.п.ф-лы, 3 ил. .

Verschraubbarer Akkublock mit Schaft und Aufnahme von wiederaufladbaren Kleinakkus

Verschraubbarer Akkublock mit Schaft und Aufnahme von wiederaufladbaren Kleinakkus dadurch gekennzeichnet, dass ein Akkugehäuse (2) mit dem Hohlraum (21) kraft- und formschlüssig durch die Verbindungsschrauben (8, 8') mit einem Schaft (1) verbunden ist.

Electrical energy store for motor car, has battery module that is provided with cells and ventilation channel

The store (1) has battery module that is provided with cells (3) and ventilation channel (7). The cells are arranged serially by passage openings. The passage opening is arranged in upper area of frame.

Elektrischer Energiespeicher

Es wird ein elektrischer Energiespeicher mit einem Gehäuse und mit mehreren Einzelzellen zum wieder aufladbaren Speichern von elektrischer Energie vorgeschlagen, wobei mehrere Einzelzellen mittels einer Zellenhalterung zu einem Zellenmodul zusammengefasst und stirnseitig kontaktiert sind, wobei die Zellenhalterung eine Struktur mit Aufnahmekammern (12) für Einzelzellen und Gaskanälen zum Sammeln und Abtransport von insbesondere brennbarem oder brennendem Gas umfasst, das insbesondere im Defektfall von Einzelzellen ausgeht, die mit einem Abgaskanal des Zellenmoduls verbunden ist, der wiederum über eine Abgasführung (10) und eine Abgasöffnung (11) des Gehäuses mit der Umgebung des Energiespeichers in Verbindung steht.

Anordnung zum Verhindern des Auslaufens von Elektrolyt aus tragbaren Primaer- oder Sekundaerelementen beim Umkehren derselben

Deckel für elektrische Speicherbatterie mit Entgasungssystem

Batterie, insbesondere zu einer Anwendung in einem Fahrzeug

Die Erfindung betrifft eine Batterie (B), insbesondere zu einer Anwendung in einem Fahrzeug, wobei die Batterie (B) in einem Batteriegehäuse (1) angeordnet ist, das eine Öffnung (1.2) zur Verringerung eines Innendrucks aufweist, wobei an der Öffnung (1.2) ein Rohransatz (2) zur Abführung von Ausgasungen angeordnet ist.

Batterie mit einem Schutz von Nachbarzellen beim Abblasen einer Batteriezelle

Die vorliegende Erfindung betrifft eine Batterie. Die Batterie umfasst ein Gehäuse (1) und eine Mehrzahl von in dem Gehäuse angeordneten Batteriezellen (2). Dabei weist jede Batteriezelle (2) mindestens ein Abblasventil (3) auf. Die Batterie umfasst des Weiteren ein Ableitungsrohrsystem zum Abführen von aus einem, mehreren oder allen Abblasventilen (3) der Batteriezellen (2) freigesetzten Gasen. Das Ableitungsrohrsystem weist dabei eine Mehrzahl von separaten Anschlüssen (4) zur Aufnahme der freigesetzten Gase auf sowie eine gemeinsame Ableitungsführung (5), in die die separaten Anschlüsse (4) münden und über die die freigesetzten Gase aus dem Gehäuse (1) abführbar sind. Die erfindungsgemäße Batterie ist dadurch gekennzeichnet, dass zwischen den Abblasventilen (3) der Batteriezellen (2) und den separaten Anschlüssen (4) des Ableitungsrohrsystems eine Schutzfolie (7) angeordnet ist, so dass ein unmittelbarer Kontakt der Batteriezellen (2) mit im Ableitungsrohrsystem befindlichen Gasen unterbunden ...

LID ASSEMBLY

Improvements relating to Secondary Electric Batteries or Accumulators.

... 131,117. Tudor Accumulator Co., and Spencer, W. E. Aug. 2, 1918. Gas exits.-Two chambers a, a<1> are provided. one chamber a containing a capillary tube, b opening into the cell c, the other chamber a<1> being open to the atmosphere through a tube d. The two chambers communicate with each other through a capillary tube b<1> which may be coiled as shown. A wick leading into the cell may be provided in the tube b to act as a siphon to return any escaped electrolyte to the cell. In a modified form, only one chamber is employed, and only one capillary tube b. This is of sufficient capacity to prevent escape of electrolyte into the chamber. This may be obtained by enlarging the tube b at some point in its length or by making it of sufficient length.

Improvements in or relating to boxes or containers for electrical accumulators

... 303,690. Edwards, W. R., and Edwards & Co., Ltd., R. March 13, 1928. Cells; gas exits.-A cell is provided with a chamber to receive the electrolyte when the cell is inverted and is so arranged that the opening of the gas vent is above, the electrolyte when the latter is in the chamber, and the electrodes are covered with electrolyte when the cell stands on either of two adjacent sides. The gas exit may comprise the construction described in Specification 233.528. Fig. 4 shows a cell in which the electrodes 12 remain covered with electrolyte when the cell stands on either of the sides 6, 7, the electrolyte being unable to escape through the vent 31 in any position of the cell. In order to keep the electrodes covered with electrolyte the cell is provided with a partition 18 which does not extend completely across the cell but which covers the full width of the electrodes which occupy only a portion of the cell as shown in the drawing. The remaining portion of the cell may be occupied by a ...

Battery including improved venting system

... 1,128,891. Batteries. GLOBE-UNION Inc. 5 Jan., 1966 [4 May, 1965], No. 416/66. Heading H1B. A battery cover 11 has venting cavities 30a- 30f, one cavity communicating with each cell via ports 31a-31f, and the open tops of the cavities 30a-30f are closed by a sheet 13 of hydrophobic, gas-permeable, microporous polyethylene which is secured to the cover 11 with a pressure-sensitive adhesive. Sheet 13 passes gases and prevents the passage of liquid. Sheet 13 and the adhesive are acid resistant, the sheet being made from sintered polyethylene powder of 50 microns particle size originally. Acid creep between cover 11 and sheet 13 is prevented by resin sealant (37) (Fig. 4, not shown) or (41) (Fig. 5, not shown), the sheet 13 being disposed in a recess (36) or slot (40), respectively, in the cover 11 to give the battery a flush top. Filler apertures 19a-19f receive caps (20) in cover 11, (Fig. 1, not shown).

ELECTRICAL ACCUMULATOR, IN PARTICULAR STARTER BATTERY

COVER FOR LEAD-ACID BATTERY WITH DEGASSING SYSTEM

BATTERY CASE

ACCUMULATOR ALSO IN THE COVER PRESENT ONE DEGASSING SYSTEM.

ACCUMULATOR, IN PARTICULAR LEAD-ACID BATTERY, PREFERABLY FOR COMMERCIAL MOTOR VEHICLES.

CURRENT MEMORY DEVICE

Vorrichtung zum unabhängigen Kontaktieren zweier Batteriezellen

Es wird eine Vorrichtung zum unabhängigen Kontaktieren zweier Batteriezellen, mit einem eine Durchtrittsöffnung (6) aufweisenden Grundkörper beschrieben. Um nicht nur einen einfacheren, modulareren Assemblierungsvorgang, sondern auch einen schnellen Austausch einzelner Batteriezellen zu ermöglichen, wird vorgeschlagen, dass der Grundkörper (1) zwei bezüglich der Durchtrittsöffnung (6) gegenüberliegende Aufnahmekörper (2,3) zum umfangsseitigen Umgreifen jeweils eines Endabschnittes der in einer Fügerichtung in die Aufnahmekörper (2,3) eingesetzten Batteriezellen aufweist, wobei eine Kontaktfeder (7) in einen Führungsgang (9) des ersten Aufnahmekörpers (2) eingesetzt ist, der in die Durchtrittsöffnung (6) zum stoffschlüssigen Verbinden der Kontaktfeder (7) mit der in den zweiten Aufnahmekörper (3) eingesetzten Batteriezelle mündet, und dass die Kontaktfeder (7) Kontaktzungen (8) zum lösbaren Verbinden der in den ersten Aufnahmekörper (2) eingesetzten Batteriezelle bildet.

PLUG (DIAGNOSTIC PROBE) FOR A MULTI-CELL BATTERY

Battery Module, and Electricity Storage Device

An electricity storage device according to the present invention includes a battery module having side plates and cover members assembled to both the sides of a case member of the battery module, so that gas discharge spaces are defined into which gas is emitted from the terminals of battery cells that are stored within the case member. Projecting portions are provided to the side plates respectively, and have through-holes communicating with the gas discharge spaces. The lowermost surfaces of the through-holes of the projecting portions are positioned lower than a axe of any of the battery cells. The projecting portions are connected by a tubular rubber members.

Battery Assembly With Gas Discharge Mechanism

A battery gas discharge system is provided having a floorpan with an outlet and a fastener aperture. The outlet and the fastener aperture are laterally spaced from each other. The system also includes a battery module with a base for resting upon the floorpan. An attachment aperture and a vent aperture are formed through the base. The attachment aperture and the vent aperture are laterally spaced from each other. A gas discharge mechanism defines a passageway for gas discharge between the battery module and the vent aperture. The gas discharge mechanism includes a vent port that is coupled to the vent aperture and sized for receiving discharged gas. The vent port is adapted for mating with and forming a seal about the outlet by securing the base to the floorpan during assembly.

Secondary battery

A secondary battery includes a battery unit that has an accommodation space for an electrode assembly, a vent housing that defines a housing space connected with the accommodation space through a first vent hole, the vent housing including a second vent hole through which the housing space is connected with an outside of the secondary battery, a revolving member that is rotatably mounted between a closing position for closing the first and second vent holes and an opening position for opening the first and second vent holes, and first and second sealing caps that are formed at opposite sides of the revolving member with respect to a rotation axis of the revolving member. The first and second sealing caps respectively close the first and second vent holes, when the revolving member is mounted at the closing position.

Battery, power consumption device, method and device for preparing a battery

Embodiments of the present application provide a battery. The battery includes: a battery cell comprising a pressure relief mechanism, the pressure relief mechanism being arranged in a first wall of the battery cell and the pressure relief mechanism being configured, when an internal pressure or temperature of the battery cell reaches a threshold, to be actuated to release the internal pressure; and a thermal management component for containing a fluid to adjust the temperature of the battery cell; wherein a first surface of the thermal management component is attached to the first wall, and the thermal management component is configured to be capable of being damaged when the pressure relief mechanism is actuated, so that the fluid is discharged from inside of the thermal management component. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.

BATTERY MODULE INCLUDING BASE PLATE HAVING GAS DISCHARGE PASSAGE, AND BATTERY PACK AND ENERGY STORAGE SYSTEM INCLUDING THE SAME

A battery module reduces the risk of secondary ignition or explosion and increases cooling efficiency. The battery module includes a cell assembly having a plurality of secondary batteries stacked on each other in a front and rear direction; and a base plate configured such that the plurality of secondary batteries of the cell assembly are mounted to an upper portion thereof, the base plate including at least one gas discharge passage having a sidewall elongated in the front and rear direction to communicate with the outside and an open portion formed by a top of the sidewall in one direction and at least one anti-inflammatory mesh sheet configured to cover the open portion. 1. A battery module , comprising:a cell assembly having a plurality of secondary batteries stacked on each other in a front and rear direction; and at least one gas discharge passage having a sidewall elongated in the front and rear direction to communicate with the outside; and', 'an open portion formed by a top of the sidewall in one direction and at least one anti-inflammatory mesh sheet configured to cover the open portion., 'a base plate configured such that the plurality of secondary batteries of the cell assembly are mounted to an upper portion thereof, the base plate including2. The battery module according to claim 1 , wherein the base plate includes a cooling member located at one side of the gas discharge passage so that the cell assembly is mounted to an upper portion thereof claim 1 , the cooling member having a coolant channel elongated in at least one direction to communicate with the outside claim 1 , a coolant injection port for injecting a coolant and a coolant discharge port for discharging the coolant.3. The battery module according to claim 2 , further comprising:a thermally conductive pad interposed between the cooling member of the base plate and the plurality of secondary batteries.4. The battery module according to claim 3 , wherein the thermally conductive pad has a ...

Battery pack and device

An embodiment of the present application provides a battery pack and a device. The battery pack includes a battery module, a heat exchange member, a flow guide piece and a heat-conducting connecting piece. The battery module includes a plurality of batteries. Each battery is provided with an explosion-proof valve. The heat exchange member includes a heat exchange plate. The heat exchange plate is connected to the plurality of batteries through the heat-conducting connecting piece, and the heat exchange plate at least partially covers each explosion-proof valve. The flow guide piece is arranged between the plurality of batteries and the heat exchange plate, the flow guide piece is provided with a positioning hole penetrating in a height direction of the battery pack, and the positioning hole exposes the corresponding explosion-proof valve. The flow guide piece separates the corresponding explosion-proof valve from the heat-conducting connecting piece.

Battery pack

A battery pack includes battery stacks each formed of battery cells stacked on one another and bus bars disposed at a first end side of the battery stack for connection between electrode terminals of the battery cells, a battery pack case housing the battery stacks, a fan device disposed inside the battery pack case for circulating fluid within the battery pack case and a spacer disposed between respective adjacent battery cells to guide the fluid to flow in a direction from the first end side to a second end side opposite to the first end side along lateral sides of the battery cells. Each of the battery cells includes a battery cell case as an outer shell thereof that includes an exposed portion having a predetermined exposed length by which the battery cell case projects from an end at the first end side of the spacer.

Energy storage apparatus

Disclosed is an energy storage apparatus which includes: an energy storage device; an outer case which accommodates the energy storage device; a partition plate which is disposed between the energy storage device and a side wall of the outer case; and a discharge portion which is disposed on the outer case, the discharge portion having one or more openings through which a gas, which has passed through a flow passage formed between the partition plate and the side wall, is discharged from the outer case.

Battery module

A battery module includes at least one cell group, and a heat dissipating member coupled to one side of the at least one cell group to externally dissipate heat generated in the at least one cell group, wherein the at least one cell group includes at least one battery cell stack, a flame retardant cover coupled to the battery cell stack to encase both side surfaces and an upper portion of the battery cell stack, and a flame retardant member disposed between an upper surface of the battery cell stack and the flame retardant cover and formed of a porous material.

NOVEL LITHIUM ION BATTERIES AND BATTERY MODULES

Lithium ion batteries and battery modules are disclosed. The lithium ion battery includes a housing where a positive electrode, a negative electrode, and an electrolyte are provided. Some of the areas of the housing are made from the fusible material. When the temperature in the housing exceeds a set threshold, the area, made from the fusible material, on the housing is communicated, where the electrolyte flows out to separate from the positive electrode and the negative electrode. Timely separation of the electrolyte in the single lithium ion battery is achieved when the temperature thereof rises abnormally, the electrolyte is effectively protected from being ignited or decomposed, the single lithium ion battery is protected from being ignited and exploded, and damages to the rest surrounding single lithium ion batteries caused by a chain reaction brought by the single lithium ion battery of which the temperature rises abnormally are avoided. 1. A lithium ion battery , comprising: a housing in which a positive electrode , a negative electrode , and an electrolyte are provided , wherein a part of the housing is made from fusible material; andwhen a temperature in the housing exceeds a set threshold, the part made from the fusible material of the housing is penetrated, where electrolyte flows out to separate from the positive electrode and the negative electrode.2. The lithium ion battery according to claim 1 , wherein claim 1 ,a part on an upper portion of the housing and a part on a lower portion of the housing are made from the fusible material;when the temperature in the housing exceeds the set threshold, the part made from the fusible material on the upper portion of the housing is penetrated to form a connecting channel where a flame retardant gas is introduced, and the part made from the fusible material on the lower portion of the housing is penetrated to form a release channel where the electrolyte flows out to separate from the positive electrode and the ...

BATTERY HOUSING FOR A MOTOR VEHICLE

The present invention relates to a battery housing for receiving a battery module in its housing interior so as to form a traction battery for a motor vehicle, comprising a housing section for in part delimiting a housing interior, wherein the housing section comprises an exhaust gas duct that is integrated into said housing section so as to divert into the environment media that in the case of a defect of a battery module escape from said battery module. 1. A battery housing for receiving a battery module in a housing interior for forming a traction battery for a motor vehicle , comprising a housing section for in part delimiting the-a housing interior , whereinthe housing section comprises an exhaust gas duct that is integrated into said housing section so as to divert into the environment media that in the case of a defect of a battery module, escapes from said battery module.2. The battery housing as claimed in claim 1 , wherein during a normal operation the housing interior is sealed with respect to the environment in such a manner that substantially at least one of: gas and/or fluid is not exchanged with the environment claim 1 , wherein a forced venting system is provided claim 1 , and wherein the forced venting system is configured to equalize the pressure between the housing interior and the environment.3. The battery housing as claimed in claim 2 , wherein the exhaust gas duct comprises an inner opening by way of which the exhaust gas duct communicates with the housing interior.4. The battery housing as claimed in claim 3 , wherein the battery module is received in the housing interior and said battery module comprises a module-internal exhaust gas duct that communicates with the inner opening.5. The battery housing as claimed in claim 4 , wherein a plurality of battery modules having in each case at least one module-internal exhaust gas duct are received in the housing interior and the integrated exhaust gas duct comprises a plurality of inner openings ...

UPPER COVER ASSEMBLY AND BATTERY PACK

This application relates to the technical field of energy storage devices, and in particular, to an upper cover assembly and a battery pack. The upper cover assembly includes: an upper cover body, including a top plate and a side plate connected to an outer periphery of the top plate, wherein an exhaust vent is provided in the side plate; and an exhaust unit, including a first exhaust unit and a second exhaust unit that communicates with each other, wherein the first exhaust unit is disposed on the top plate, the second exhaust unit is disposed on the side plate, and the first exhaust unit communicates with the exhaust vent through the second exhaust unit. The upper cover assembly provided in this application allows gas (in battery cells) to be quickly discharged from the first exhaust unit and the second exhaust unit to the exhaust vent. 1. An upper cover assembly , comprising:an upper cover body, comprising a top plate and a side plate connected to an outer periphery of the top plate, wherein an exhaust vent is provided in the side plate; andan exhaust unit, comprising a first exhaust unit and a second exhaust unit that communicate with each other, wherein the first exhaust unit is disposed on the top plate, the second exhaust unit is disposed on the side plate, and the first exhaust unit communicates with the exhaust vent through the second exhaust unit.2. The upper cover assembly according to claim 1 , wherein along a height direction claim 1 , the side plate is recessed downward to form the exhaust vent.3. The upper cover assembly according to claim 1 , wherein the first exhaust unit is fastened to an inner wall of the top plate; andtwo second exhaust units are provided which are respectively disposed at two ends of the first exhaust unit in a width direction and fastened to an inner wall of the side plate.4. The upper cover assembly according to claim 1 , wherein the first exhaust unit comprises an exhaust plate claim 1 , the exhaust plate is provided with a ...

BATTERY PACK AND VEHICLE

A battery pack and a vehicle are provided. The battery pack includes: a box cover, a battery row, a protective member, and a constraining component. A first path for guiding airflow to flow in a first direction is provided between the protective member and an upper surface of the battery row. The constraining component is located between the battery row and an inner wall of a cavity in the first direction, at least a part of a top of the constraining component is lower than the upper surface of the battery row, the constraining component constrains the battery row, and the part of the top of the constraining component lower than the upper surface of the battery row, the battery row, and the box cover form a second path communicating with fluid in the first path. The battery pack allows smoother discharge of produced gas and better safety performance. 1. A battery pack , comprising:an accommodating box, comprising a box body and a box cover, wherein a cavity is provided inside the box body, and the box cover is closed on a top of the box body;a battery row, comprising a plurality of batteries arranged side by side in the cavity along a first direction, wherein a battery comprises a top cover and an explosion-proof valve disposed on the top cover;a protective member, covering all explosion-proof valves of the battery row, wherein a first path for guiding fluid to flow in the first direction is provided between the protective member and an upper surface of the top cover, and the first direction is perpendicular to a height direction of the battery; anda constraining component, disposed in the cavity, located between the battery row and an inner wall of the cavity in the first direction, and configured to constrain the battery row; wherein in the height direction, at least a part of a top of the constraining component is lower than the upper surface of the top cover, and the part of the top of the constraining component lower than the upper surface of the top cover, the ...

Venting Device

A venting device for insertion into a sealing part of a pouch of a secondary battery includes: a housing configured to be inserted between two surfaces of the sealing part so as to be sealed together with the sealing part; a sheet disposed in the housing and defining a passage through which an inside and an outside of the pouch are configured to communicate with each other; a plate spring configured to open and close the passage according to an internal pressure of the pouch and made of a metal having elasticity; and a ball disposed between the sheet and the plate spring so as to contact or be spaced apart from the sheet at an outlet-side of the passage, thereby opening and closing the passage, wherein the ball has a hemispherical shape to be attached to an inner surface of the plate spring.

BATTERY PACK

The present disclosure provides a battery pack for a hybrid vehicle. The battery pack includes: multiple battery cells, a housing, a first end plate, a second end plate, a bearing plate and an upper cover, wherein the housing is provided with a bottom portion and side walls extending from the periphery of the bottom portion and forming an upper portion opening; the housing is configured for accommodating the multiple battery cells and the two end plates, when the multiple battery cells are sequentially arranged and mounted into the housing, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the multiple battery cells; the bearing plate is mounted above the top portions of the multiple battery cells; and the upper cover is mounted above the housing to cover the upper portion opening of the housing. 1100103103301302301103304306. A battery pack () for a hybrid vehicle , wherein multiple battery cells () are mounted in the battery pack , each of the multiple battery cells () has a top portion () and a bottom portion () , and the top portion () of each of the multiple battery cells () is provided with a battery cell anode () and a battery cell cathode () , characterized in that the battery pack comprises:{'b': 102', '102', '401', '102', '403', '405', '401', '407', '409', '401', '401', '403', '405', '407', '409', '102', '410, 'a housing (), wherein the housing () has a bottom portion (); the housing () further has a first length side wall () and a second length side wall () that extend upward along a length direction of the bottom portion () and that are oppositely disposed, and a first width side wall () and a second width side wall () that extend upward along a width direction of the bottom portion () and are oppositely disposed; and the bottom portion (), the first length side wall (), the second length side wall (), the first width side wall (), and the second width side wall ...

BATTERY TRAY AND POWER BATTERY PACK

Provided are a battery tray and a power battery pack. The battery tray includes a tray body. The tray body includes a base plate, a side beam, and several partition plates, the side beam is disposed around the base plate and defines, together with the base plate, an accommodating space for battery cells. The partition plates are disposed on the base plate and divide the base plate into several regions for placing the battery cells. The partition plates and the side beam are each formed therein with an air passage and are in communication with each other. The partition plates are provided with several inlet vents, and the side beam is provided with at least one exhaust vent. The inlet vent is configured to introduce a flame, smoke or gas discharged from the battery cell into the air passage. 1. A battery tray , comprising a tray body , wherein the tray body comprises a base plate , a side beam , and several partition plates , the side beam is disposed around the base plate and defines , together with the base plate , an accommodating space for battery cells , the partition plates are disposed on the base plate and divide the base plate into several regions for placing the battery cells; andthe partition plates and the side beam are each formed therein with an air passage and are in communication with each other, the partition plates are provided with several inlet vents, the side beam is provided with at least one exhaust vent, the inlet vent is configured to introduce a flame, smoke or gas discharged from the battery cell into the air passage, and the exhaust vent is configured to discharge the flame, smoke or gas inside the air passage.2. The battery tray according to claim 1 , wherein both the partition plate and the side beam are hollow structures claim 1 , and the hollow structure serves as the air passage.3. The battery tray according to claim 1 , wherein the base plate is formed therein with an air passage claim 1 , the air passages in the partition plates are ...

Cell block

Battery block includes a plurality of cells having safety valve on the negative electrode side, positive electrode plate part provided to the positive electrode side of cells and negative electrode plate part provided to the negative electrode side of cells in order to connect cells in parallel, duct cover covering the negative electrode side of cells and constituting duct chamber for exhausting exhaust gas discharged from safety valve, and insulating case for housing cells inside thereof. Negative electrode plate part is an elastic electrode plate part in elastic contact with negative electrode terminal, and duct cover is integrated with negative electrode plate part while pressing negative electrode plate part against negative electrode terminal at a predetermined pressing pressure.

VALVE DEVICE AND ASSEMBLED BATTERY

A valve device and an assembled battery according to which even if the valve device operates, deterioration of an outer layer of a storage body is unlikely to be accelerated. The valve device is attached to a first storage body that stores a battery. The valve device includes an attachment part, a valve device main body, and a gas passage part. The attachment part is attached to the first storage body. The valve device main body reduces pressure inside the first storage body in a case where the pressure increases due to gas produced inside the first storage body. The gas passage part is between the attachment part and the valve device main body, and allows gas that passes through the attachment part to pass through the valve device main body. The valve device main body is located outward of an outer periphery of the first storage body. 1. A valve device to be attached to a first storage body for storing a battery , the valve device comprising:one attachment part that is configured to be attached to the first storage body and is located on one end side of the valve device;one valve device main body that is configured to reduce pressure inside the first storage body in a case where the pressure increases due to gas produced inside the first storage body, and is located on another end side of the valve device; andone gas passage part that is provided between the attachment part and the valve device main body, and is configured to allow gas that passes through the attachment part to pass through the valve device main body,wherein the valve device main body is located outward of an outer periphery of the first storage body, andan outer diameter of the valve device main body is larger than an outer diameter of the attachment part.2. A valve device to be attached to a first storage body for storing a battery , the valve device comprising:one attachment part that is configured to be attached to the first storage body and is located on one end side of the valve device;one ...

Battery tray and power battery pack

The present disclosure relates to a battery tray and a power battery pack. The battery tray includes a tray body. The tray body includes a base plate and a side beam, and the side beam is disposed around the base plate and defines, together with the base plate, an accommodating space for battery cells. The base plate is formed therein with an air passage, and the base plate is provided with several inlet vents and at least one exhaust vent. The inlet vent is configured to introduce a flame, smoke or gas discharged from the battery cell into the air passage, and the exhaust vent is configured to discharge the flame, smoke or gas inside the air passage.

Battery module printed circuit board assembly system and method

A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

System for providing voltage measurements of battery cells to a pcb within a battery module

A battery module and a method of manufacture are provided. The battery module may include a printed circuit board (PCB) assembly. The PCB assembly may include a PCB designed to be disposed in a battery module for controlling operations of the battery module. The PCB may also include voltage sensing circuitry. In addition, the PCB assembly may include a bus bar cell interconnect. The bus bar cell interconnect may electrically couple batteries of the battery module. The PCB assembly may also include a voltage sense connection tab. The voltage sense connection tab may carry a voltage between a bus bar cell interconnect of the battery module and the voltage sensing circuitry on the PCB.

Battery pack

In the battery pack, battery cell including a discharge valve is housed in case, and flame-retardant cap is disposed at a position facing discharge valve side end surface of battery cell. Flame-retardant cap includes collision plate disposed at a position facing discharge valve side end surface and wall formed around collision plate, the discharge valve of the battery cell and a region in proximity are arranged inside peripheral wall, and reverse ejection gap is provided between battery cell and peripheral wall. An expansion space of the discharge gas flowing in from reverse ejection gap is provided inside case. In the expansion space, the discharge gas ejected from the discharge valve collides with collision plate of flame-retardant cap, and fills the expansion space via diffusion gap and reverse ejection gap.

Energy storage module

An energy storage module includes: a plurality of battery cells arranged in a length direction, each of the battery cells including a vent; a plurality of insulation spacers, at least one of the insulation spacers being located between long side surfaces of an adjacent pair of the battery cells; a cover member; a top plate coupled to a top portion of the cover member and including ducts respectively corresponding to the vents of the battery cells and including opening holes respectively corresponding to the insulation spacers; a top cover coupled to a top portion of the top plate and including discharge holes located in an exhaust area and respectively corresponding to the ducts; and an extinguisher sheet located between the top cover and the top plate, configured to emit a fire extinguishing agent at a temperature exceeding a certain temperature and including opening holes located to correspond to the ducts.

Energy storage module

An energy storage module includes: a cover member accommodating a plurality of battery cells in an internal receiving space, the battery cells being arranged in a first direction, each of the battery cells including a vent; a top plate coupled to a top of the cover member and including a duct corresponding to the vent of each of the battery cells; a top cover coupled to a top of the top plate and having a discharge opening corresponding to the duct; and an extinguisher sheet between the top cover and the top plate, the extinguisher sheet being configured to emit a fire extinguishing agent at a reference temperature.

BATTERY AND MANUFACTURING METHOD THEREOF

A battery disclosed herein includes an exterior body, a sealing plate sealing an opening of the exterior body, electrode bodies each including a first electrode, an electrode tab group electrically connected to the first electrodes, a terminal attached to the sealing plate and electrically connected to the electrode tab group, a collecting unit electrically connecting the electrode tab rid the terminal, and an insulating member insulating the sealing plate and the collecting unit from each other. The insulating member includes a base portion disposed between the sealing plate and the collecting unit, and protrusion portions protruding, from the sealing plate toward the sides of the electrode bodies.

Battery unit

A battery unit includes the following elements: a battery module that includes a plurality of battery cells and a gas discharge opening for discharging gas jetted from each of the battery cells; and a gas discharge duct in communication with the gas discharge opening and discharging the gas to the outside of the battery module. The gas discharge duct includes at least one duct outlet of which cross-sectional area of the channel in the duct outlet or the sum of cross-sectional areas of the channel in the respective duct outlets is larger than a cross-sectional area of the channel on the upstream side in the flow direction of the gas. The gas discharge duct also includes a temperature reducing member that is fixed to the periphery of the duct outlet so as to block part of the channel and reduces the temperature of the gas going through gaps.

A CASING, BATTERY, A METHOD OF MANUFACTURING A BATTERY AND METHODS OF OPERATING THE BATTERY

A battery with a laminate in which only the anode is exposed at least at one end or side. The laminate may be folded with the anode as the outermost layer. The battery may have a casing with a shoulder portion and an opposite opening for introduction of the laminate. The battery may have a pressure relieve channel extending in a plane of the wall portion. The battery may have a current interruption device positioned at least partly within a concave end cap for saving space. 113.-. (canceled)14. A battery comprising a casing and a charge holding laminate , wherein:the casing has a first and a second electrical terminal andthe laminate provided in the casing, the laminate comprises at least three layers:a cathode layer,an anode layer anda separator provided between the cathode layer and the anode layer,wherein, in a cross section of the laminate:the separator forms a U- or V-shaped structure inside which the cathode layer is provided andthe anode layer is provided on both sides of the separator and extend farther in the direction of the bottom of the U- or V-shaped structure than the separator andwherein the cathode layer is connected to the first electrical terminal of the casing and the anode layer is connected to the second electrical terminal of the casing.15. The battery according to claim 14 , wherein at least the separator is folded or bent along a first axis andwherein the laminate is folded or bent along or around a second axis which is non-parallel to the first axis.16. The battery according to claim 14 , wherein the laminate is formed as a coil of a folded laminate.17. The battery according to claim 15 , wherein the anode layer is outside of the separator and the cathode layer.18. The battery according to claim 15 , wherein the laminate is folded by folding the separator and anode layers around the cathode layer.19. The battery according to claim 14 , wherein the casing has a central portion having a cavity or channel with a longitudinal axis and a ...

Battery case

A battery case for mounting under a floor of a vehicle comprises a case body containing a battery module and a cover for closing over an opening of the case body. A reinforcement member for reinforcing the case body is attached to an outer surface of the case body. The case body is provided with a gas circulation hole for letting a gas flow from within the case body into the reinforcement member. The reinforcement member is provided with a gas exhaust port for letting out the gas having flown into the reinforcement member.

Battery module

A battery module includes a battery sub-module including a cell support member, at least one battery cell accommodated in the cell support member, and a case provided to partially surround the at least one battery cell, and a first barrier disposed on a first side of the battery sub-module, wherein the at least one battery cell is enclosed and sealed by the cell support member and the case, and the first barrier includes a first protrusion configured to press a part of the case inwardly of the battery sub-module

DEGASSING CHANNEL, BATTERY, AND MOTOR VEHICLE

A degassing channel for a battery of a motor vehicle designed for arrangement on a battery module of the battery, which battery module includes the at least one battery cell with an at least releasable degassing opening. The degassing channel has an opening region through which, in the event that the degassing channel is arranged on the battery module, gas escaping from the degassing opening can at least be introduced somewhat into an interior of the degassing channel. In this case, the opening region has a shielding element which is designed to at least largely prevent a gas flowing through the degassing channel via the opening region from escaping from the degassing channel through the opening region. 1. A degassing channel for a battery of a motor vehicle , wherein the degassing channel is designed for arrangement on a battery module of the battery , which battery module comprises the at least one battery cell with an at least releasable degassing opening , wherein the degassing channel has an opening region , through which , in the event that the degassing channel is arranged on the battery module , gas escaping from the degassing opening can at least be introduced somewhat into an interior of the degassing channel , wherein the opening region has a shielding element which is designed to at least largely prevent a gas flowing through the degassing channel via the opening region from escaping from the degassing channel through the opening region.2. The degassing channel according to claim 1 , wherein the degassing channel has a first channel wall claim 1 , which is designed for arrangement on the battery module claim 1 , and in which the at least one opening region is arranged claim 1 , wherein the first channel wall has a base element different from the at least one opening region claim 1 , wherein the shielding element has a first element end and a second element end opposite the first element end and is designed such that claim 1 , at least in the event that ...

Battery pack

A battery pack including battery cells arranged in a vertically inverted pattern; a cell holder in which the battery cells are accommodated; and an exhaust pipe protruding from an outer side surface of the cell holder at a position vertically between an upper surface and a lower surface of the cell holder and through which exhaust gas from the battery cells is exhaustable.

BATTERY ARRANGEMENT, MOTOR VEHICLE, AND METHOD FOR DISCHARGING GASES FROM A BATTERY

A battery arrangement for a motor vehicle, which has a battery having at least one battery cell which has at least one releasable degassing opening, and a degassing device which is fluidically coupled to the degassing opening of the at least one battery cell and is designed to lead gases escaping from the at least one releasable degassing opening of the battery cell and entering the degassing device out of the battery. The degassing device has at least one exhaust gas duct arranged outside the battery, which is fluidically coupled to the battery and which is designed in such a way that a gas flowing into the exhaust gas duct via the coupling point can be conducted to an outlet opening of the exhaust gas duct. 1. A battery arrangement for a motor vehicle , comprising: a battery having at least one battery cell which has at least one releasable degassing opening , and a degassing device which is fluidically coupled to the degassing opening of the at least one battery cell and is designed , in the case that gas escapes from the at least one releasable degassing opening of the battery cell and enters the degassing device , to lead the gas out of the battery , wherein the degassing device has at least one exhaust gas duct arranged outside the battery , which is fluidically coupled to the battery via a coupling point of the battery arrangement and which is designed in such a way that a gas flowing into the exhaust gas duct via the coupling point can be conducted to an outlet opening of the exhaust gas duct , which , when the battery arrangement is arranged on the motor vehicle as intended , opens into a motor vehicle region which is at least different from a region of an underbody of the motor vehicle which is arranged directly below the battery.2. A motor vehicle having a battery arrangement , the battery arrangement comprising: a battery having at least one battery cell which has at least one releasable degassing opening , and a degassing device which is fluidically ...

TRACTION BATTERY PACK WITH HEAT-INSULATING ASSEMBLY

The invention relates to a traction battery pack, comprising at least one battery pack assembly each comprising: a battery module array, which comprises a plurality of battery modules arranged in an arrangement direction, each of the battery modules comprising a plurality of cells, cell heat-insulating elements being arranged between adjacent cells, and module heat-insulating elements being arranged on two sides of each of the battery modules in the arrangement direction; a top assembly and a bottom assembly located at the top and bottom of the plurality of battery modules, respectively; side beams arranged on two sides of the battery module array respectively in a direction perpendicular to the arrangement direction, the side beams extending substantially parallel to the arrangement direction; and a smoke discharge channel, which communicates with the outside through a valve, the valve being capable of discharging a gas in the smoke discharge channel to the outside under a set condition. The top assembly, the bottom assembly and the side beams are arranged to enclose each of the battery modules in one module sub-compartment. At least one of the side beams is provided with exhaust ports each communicating with the smoke discharge channel and a respective module sub-compartment. 1. A traction battery pack , comprising at least one battery pack assembly , each comprising:a battery module array, which comprises a plurality of battery modules arranged in a module arrangement direction, each of the battery modules comprising a plurality of cells, cell heat-insulating elements being arranged between adjacent cells of the plurality of cells, and module heat-insulating elements being arranged on two sides of each of the battery modules in the module arrangement direction;a top assembly and a bottom assembly located at the top and bottom of the plurality of battery modules, respectively;side beams arranged on two sides of the battery module array respectively in a direction ...

Battery module and battery pack including the same

A battery module includes a battery cell stack in which a plurality of battery cells are stacked, a module frame that houses the battery cell stack; and an end plate that covers front and rear surfaces of the battery cell stack and is coupled to the module frame, wherein a vent is formed on the upper surface of the module frame, wherein the battery cells include a cell main body; an electrode lead formed so as to protrude from both ends of the cell main body; and a terrace part formed so as to extend from the cell main body in a direction in which the electrode lead protrudes, and wherein the vent is formed adjacent to a portion where the terrace part is located rather than to the cell main body.

BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME

The battery module includes a module frame into which a battery cell stack, in which a plurality of battery cells are stacked, is inserted, and an end plate that covers front and rear surfaces of the battery cell stack and is coupled to the module frame, wherein a terminal busbar opening and a connector opening are formed on the end plate, and a venting part is formed at a lower end of the end plate spaced apart from the terminal busbar opening and the connector opening. 1. A battery module comprising:a battery cell stack having a plurality of battery cells;a module frame into which the battery cell stack inserted; anda pair of end plates that cover front and rear surfaces of the battery cell stack, respectively, and are coupled to the module frame,wherein a terminal busbar opening and a connector opening are formed on at least one end plate of the pair of end plates, and a vent is formed at a lower end of the at least one end plate spaced apart from the terminal busbar opening and the connector opening.2. The battery module according to claim 1 ,wherein the vent has a hole which is formed at the lower end of the at least one end plate.3. The battery module according to claim 2 ,wherein the hole has a discharge port formed in a direction in which electrode leads protrude out from the plurality of battery cells.4. The battery module according to claim 2 ,wherein the hole has a discharge port through which gas is discharged toward the lower end of the at least one end plate.5. The battery module according to claim 4 ,wherein the hole obliquely penetrates the at least one end plate.6. The battery module according to claim 5 ,wherein the hole structure has an oblique direction in which an inflow port is formed to be closer to an upper end of the first end plate than the outer discharge port.7. The battery module according to claim 1 , wherein the vent comprises:an inflow port that is formed at a lower end of the module frame to correspond to a direction in which the ...

TRACTION BATTERY VENTING SYSTEM AND VENTING METHOD

A traction battery venting system includes, among other things, an engine exhaust system that discharges engine exhaust gas to an area outside an electrified vehicle. The engine exhaust gas is emitted from an internal combustion engine of the electrified vehicle. The system further includes a sound deadening device of the engine exhaust system, a traction battery, and a battery vent system that communicates battery vent byproducts to the engine exhaust system at a position that is downstream from the sound deadening device. The battery vent byproducts are emitted from the traction battery of the electrified vehicle. 1. A traction battery venting system , comprising:an engine exhaust system that discharges engine exhaust gas to an area outside an electrified vehicle, the engine exhaust gas emitted from an internal combustion engine of the electrified vehicle;a sound deadening device of the engine exhaust system;a traction battery; anda battery vent system that communicates battery vent byproducts to the engine exhaust system at a position that is downstream from the sound deadening device, the battery vent byproducts emitted from the traction battery of the electrified vehicle.2. The traction battery venting system of claim 1 , wherein the sound deadening device is a muffler.3. The traction battery venting system of claim 1 , wherein the sound deadening device comprises a resonator.4. The traction battery venting system of claim 1 , further comprising a tailpipe of the engine exhaust system claim 1 , wherein the battery vent system opens to the tailpipe.5. The traction battery venting system of claim 4 , wherein engine exhaust gas entering the tailpipe is not mixed with battery vent byproducts claim 4 , wherein engine exhaust gas exiting the tailpipe is mixed with battery vent byproducts.6. The traction battery venting system of claim 4 , wherein the engine exhaust system is configured such that the battery vent byproducts flows through no portion of the engine ...

ENERGY STORAGE APPARATUS

An energy storage apparatus includes one or more energy storage devices and an outer housing that houses the one or more energy storage devices. The outer housing includes an opening that allows communication between an interior and an exterior of the outer housing. The opening is sealed by a first pressure adjuster and a second pressure adjuster arranged complementary to each other. The first pressure adjuster allows passage of gas and prohibits passage of liquid. The second pressure adjuster prohibits passage of the gas and the liquid, and releases an internal pressure in the interior of the outer housing when the internal pressure exceeds a predetermined pressure. 1one or more energy storage devices; andan outer housing that houses the one or more energy storage devices,wherein the outer housing includes a communication part defining a passageway allowing communication between an interior and an exterior of the outer housing, andthe communication part includes a functional membrane that allows passage of gas and prohibits passage of liquid.. An energy storage apparatus comprising: The present application is a Continuation application of U.S. patent application Ser. No. 16/663,944, filed on Oct. 25, 2019, which is a Continuation application of U.S. patent application Ser. No. 15/620,020, filed on Jun. 12, 2017, now U.S. Pat. No. 10,505,166, issued on Dec. 10, 2019, which is a Continuation application of U.S. patent application Ser. No. 14/481,408, filed on Sep. 9, 2014, now U.S. Pat. No. 9,735,407, issued on Aug. 15, 2017, which is based on and claims priority from Japanese Patent Application No. 2013-189873, filed on Sep. 12, 2013, Japanese Patent Application No. 2013-189874, filed on Sep. 12, 2013, and Japanese Patent Application No. 2013-189875, filed on Sep. 12, 2013, the entire contents of which are incorporated herein by reference.The present invention relates to an energy storage apparatus including one or more energy storage devices housed in an outer ...

BATTERY PACK

A battery pack including a plurality of battery cells arranged in a row in a first direction, the plurality of battery cells being arranged obliquely with respect to the first direction; a first holder plate and a second holder plate arranged to face each other and support the plurality of battery cells therebetween, the first holder plate including a plurality of first steps repeatedly arranged to surround and support first vertically protruding edges of the plurality of battery cells and the second holder plate including a plurality of second steps repeatedly arranged to surround and support second vertically protruding edges of the plurality of battery cells; and at least one cooling channel in the first steps. 1. A battery pack , comprising:a plurality of battery cells arranged in a row in a first direction, the plurality of battery cells being arranged obliquely with respect to the first direction;a first holder plate and a second holder plate arranged to face each other and support the plurality of battery cells therebetween, the first holder plate including a plurality of first steps repeatedly arranged to surround and support first vertically protruding edges of the plurality of battery cells and the second holder plate including a plurality of second steps repeatedly arranged to surround and support second vertically protruding edges of the plurality of battery cells; andat least one cooling channel in the first steps.2. The battery pack as claimed in claim 1 , wherein each of the battery cells includes:a terminal surface including a terminal;a bottom surface opposite to the terminal surface;a first main surface and a second main surface, the first and second main surfaces connecting the terminal surface and the bottom surface and each having a first area; anda pair of side surfaces connecting the terminal surface and the bottom surface, the side surfaces each having a second area that is smaller than the first area.3. The battery pack as claimed in claim 2 ...

BATTERY PACK PROVIDED WITH DEGASSING FLOW CHANNEL

A battery pack includes a pack case configured to accommodate a cell module assembly in an inner space thereof and having an opening formed at one side, and a pack cover having a degassing port communicating with the inner space and configured to cover the opening of the pack case. The cell module assembly includes a cell fixing frame having an upper plate and a lower plate respectively disposed at an upper portion and a lower portion of the cell stack and in surface contact with an upper wall and a lower wall of the pack case. At least one of the upper plate and the lower plate includes at least one gas moving route formed by concavely depressing one surface in contact with the upper wall or the lower wall of the pack case along a path toward the degassing port, and at least one hole. 1. A battery pack , comprising:a cell module assembly;a pack case having an upper wall and a lower wall and configured to accommodate the cell module assembly in an inner space thereof and having an opening formed at one side thereof; anda pack cover having a degassing port communicating with the inner space and configured to cover the opening of the pack case,wherein the cell module assembly includes:a cell stack configured by secondary battery cells; anda cell fixing frame having an upper plate disposed at an upper portion of the cell stack and disposed in surface contact with the upper wall of the pack case and a lower plate disposed at a lower portion of the cell stack and disposed in surface contact with the lower wall of the pack case,wherein at least one of the upper plate and the lower plate includes:at least one gas moving route formed by concavely depressing at least one region of one surface disposed in surface contact with the upper wall or the lower wall of the pack case along a predesignated path toward the degassing port; andat least one hole formed vertically through the gas moving route,wherein the at least one hole communicates with a gas pocket that is a space in ...

Battery Pack and Vehicle Including Battery Pack

A battery pack includes a plurality of battery cells, a pack case partitioning an interior volume into a plurality of accommodation spaces capable of accommodating at least portions of the plurality of battery cells, a cooling mat disposed to contact upper surfaces of the plurality of battery cells inside the pack case, and an air cushion disposed perpendicular to the cooling mat and mounted to inner walls of the pack case along a front and rear direction. 1. A battery pack , comprising:a plurality of battery cells;a pack case defining an interior volume and partitioning the interior volume into a plurality of accommodation spaces, each accommodation space capable of accommodating at least a portion of a respective one of the plurality of battery cells;a cooling mat disposed to contact upper surfaces of the plurality of battery cells positioned inside the pack case; andan air cushion oriented perpendicularly to the cooling mat and positioned along inner walls of the pack case in a front and rear direction.2. The battery pack according to claim 1 ,wherein the pack case includes:a base plate;a front plate connected to a front side of the base plate;a rear plate disposed opposite to the front plate and connected to a rear side of the base plate;a pair of side plates connected to the base plate between the rear plate and the front plate, the pair of side plates being spaced apart from each other by a predetermined distance along a width direction, the width direction being orthogonal to the front and rear direction; anda partition plate configured to partition the volume defined between the pair of side plates to define the accommodation spaces, the partition plate positioned between the front plate and the rear plate in the front and rear direction.3. The battery pack according to claim 1 ,wherein the cooling mat includes:a mat body configured to contact the upper surfaces of the plurality of battery cells; anda cooling channel formed in the mat body so that a cooling ...

Safety mechanism for sealed packages containing a battery

System and method for providing a safety mechanism for sealed packages are disclosed. The safety mechanism for sealed packages containing the battery includes a one-way degassing valve placed on the sealed package or container, wherein the one-way valve allows movement of gas from inside the sealed package to outside the sealed package and prevents air from outside the sealed package from entering.

Battery block and battery module provided with same

A battery block includes assembled batteries that are arranged in parallel to each other, and the plurality of assembled batteries are each formed of a plurality of batteries as a unit. Each of the batteries has a positive-electrode terminal and a negative-electrode terminal on one end portion of the battery. The assembled battery includes: the plurality of batteries which are arranged in a row with one end portions of the batteries directed in the same direction; an insulation holder which is arranged on one end portion side of the batteries and holds the batteries; and a positive-electrode bus bar and a negative-electrode bus bar arranged on one end portions of the batteries. The positive-electrode bus bar and the negative-electrode bus bar are respectively held by holding portions which are formed on the insulation holder along a row direction and in parallel to each other.

VENT HOUSING FOR ADVANCED BATTERIES

A system includes a vent housing configured to be installed on a lower housing of a battery module at a first side of the vent housing. The vent housing has a main body having an opening on a second side of the vent housing and an internal chamber coupled to the opening. The internal chamber includes a first wall having an internal burst vent configured to open at a first pressure threshold and a second wall having a ventilation vent comprising a gas-selective permeability layer. 115.-. (canceled)16. A battery module comprising: a first housing portion;', 'a second housing portion coupled to the first housing portion such that the cavity is sealed;, 'a housing for the battery module, the housing including a cavity, the housing includinga ventilation vent coupled to one of the first housing portion or the second housing portion, the ventilation vent including an opening and a covering; anda burst vent coupled to one of the first housing portion or the second housing portion, the burst vent including an internal valve having a first valve portion and a second valve portion.17. The battery module of claim 16 , wherein the first housing portion or the second housing portion includes a chamber positioned on a first face of the respective first housing portion or second housing portion claim 16 , wherein the ventilation vent and the burst vent are positioned within the chamber.18. The battery module of claim 17 , further including a face plate claim 17 , wherein the face plate is positioned over an opening of the chamber.19. The battery module of claim 18 , wherein certain gases vent from the chamber to an atmosphere through a gap between the first face and the face plate.20. The battery module of claim 18 , further comprising a hose connection assembly coupled to the face plate claim 18 , wherein the hose connection assembly is in fluid communication with the burst vent.21. The battery module of claim 16 , wherein the covering of the ventilation vent includes a gas- ...

ELECTRIC POWER SOURCE DEVICE AND VEHICLE WITH SAME

Provided is power supply device configured for safe discharge to the outside of the power supply device even when gas at high temperature and under high pressure is discharged from a secondary battery cell, power supply device including: a plurality of secondary battery cells each having gas discharge valve for discharging internal gas; and cover part disposed on one surface of battery stack with the plurality of secondary battery cells stacked while covering gas discharge valve of each of the plurality of secondary battery cells. Cover part is provided inside with a gas guide path partitioned to discharge gas discharged from gas discharge valve to the outside of cover part, and the gas guide path includes one or more horizontal gas flow bending portions that bend at least a flow direction of some of the gas in plan view of cover part. 1. A power supply device comprising:a plurality of secondary battery cells each having a gas discharge valve for discharging internal gas; anda cover part disposed on one surface of a battery stack including the plurality of secondary battery cells stacked, and covering the gas discharge valve of each of the plurality of secondary battery cells,the cover part including with a gas guide path partitioned to discharge gas discharged from the gas discharge valve to an outside of the cover part, andthe gas guide path including one or more horizontal gas flow bending portions that bend a flow direction of at least part of the gas in plan view of the cover part.2. The power supply device according to claim 1 , wherein the gas guide path further includes a vertical gas flow bending portion that bends a flow direction of at least part of the gas in longitudinal sectional view of the cover part.3. The power supply device according to claim 2 , whereinthe gas guide path further includes a main path being linear and facing the gas discharge valve of each of the plurality of secondary battery cells, and at least one first sub-path disposed ...

Bus bar modules

A bus bar module may include a circuit side member associated with a battery assembly having a plurality of battery cells arranged next to each other in an arrangement direction, and a bus bar electrically connecting the circuit side member with the battery cells of the battery assembly. A gas discharge duct may be integrated with the circuit side member and configured to allow flow therethrough of gas discharged from safety valves associated with the battery cells.

BATTERY PACK

A battery pack which is placed below a floor panel of a vehicle, includes a battery, a case for accommodating the battery, and a pressure release mechanism for releasing pressure inside the case. The pressure release mechanism includes a communication member which has one end and the other end and where the one end is connected to the case, and a gas discharge unit connected to the other end of the communication member and having a labyrinth structure. 1. A battery pack which is placed below a floor panel of a vehicle , comprising:a battery;a case for accommodating the battery; and a communication member which has one end and the other end and where the one end is connected to the case, and', 'a gas discharge unit connected to the other end of the communication member and having a labyrinth structure., 'a pressure release mechanism for releasing pressure inside the case, wherein the pressure release mechanism includes,'}2. The battery pack according to claim 1 , wherein a floor portion covering an upper surface of the battery pack,', 'a bent portion which bends from the floor portion, and', 'a vertical wall portion extending upward from the bent portion,, 'the floor panel includes,'}the one end of the communication member is connected to a case rear surface of the case, andthe other end of the communication member is arranged so as to face upward and behind the case rear surface.3. The battery pack according to claim 2 , whereina gas discharge port of the gas discharge unit is provided in a lower part of the gas discharge unit.4. The battery pack according to claim 2 , whereinthe battery pack is arranged in front of a fuel tank of the vehicle, and.a part of the communication member is arranged on a side of the fuel tank.5. The battery pack according to . whereinthe communication member is provided with a metal mesh member so as to block a. gas path.6. The battery pack according to claim 4 , whereinan exhaust pipe is provided on the side of the fuel tank, aridthe ...

Battery module

A battery module includes a plurality of battery cells aligned in a first direction and a housing portion fixing the plurality of battery cells, wherein central parts of the plurality of battery cell are concave, and wherein first adhesive members are between adjacent battery cells.

Interconnected battery module systems, assemblies and methods

An interconnected battery module comprises an enclosure and a plurality of cells. The interconnected battery module may be configured to be electrically and physically coupled to an adjacent interconnected battery module without wires or wiring harnesses. A battery system with the interconnected battery modules may manage a thermal runaway event within one of the interconnected battery modules by preventing propagation to a remainder of interconnected battery modules.

Apparatus for collecting gas in secondary battery

A gas collecting apparatus for collecting gas generated in a secondary battery comprising an electrode assembly and a flexible pouch case containing the electrode assembly therein, the gas-collecting apparatus comprising an insert plate part including a through-hole and a pressing jig part having a gas moving path, and the gas-collecting apparatus capable of easily collecting the gas regardless of the standard size and shape of the secondary battery.

End cover assembly, battery cell, battery pack and device

The present disclosure relates to an end cover assembly, a battery cell, a battery pack and a device. The end cover assembly includes a cover assembly, a terminal assembly, a sealing piece and a first connected flow channel. The cover assembly is provided with an installation hole, and the installation hole penetrates through the cover assembly along an axial direction of the installation hole; the terminal assembly is installed in the installation hole; the sealing piece is configured to seal the installation hole; the first connected flow channel is arranged in at least one of the terminal assembly and the cover assembly, and the first connected flow channel is configured as follows: when the sealing of the sealing piece is invalid, the first connected flow channel enables the inside and the outside of the housing to be communicated through the installation hole.

BATTERY HOUSING WITH SPARK TRAP

A battery housing for accommodating one or more battery modules in its housing interior to form a traction battery for a motor vehicle, includes a housing section for partially delimiting the housing interior, the housing section having an exhaust duct integrated therein for discharging media which emerge from a battery module in the event of a defect thereof to the surroundings, and the exhaust duct having an inlet region through which the media enter the exhaust duct from the housing interior, and a first deflection region which is designed and configured to change the transport direction of the media. 115-. (canceled)16. A battery housing for accommodating one or more battery modules in a housing interior comprising: the exhaust duct is configured to discharge media to the surroundings in an event of a defect of a battery module; and', 'the exhaust duct comprises (1) an inlet region through which the media from the housing interior enter the exhaust duct, and (2) a first deflection region that is configured to change a transport direction of the media., 'a housing section having an exhaust duct integrated therein, wherein17. The battery housing of claim 16 , wherein the first deflection region is configured to change the transport direction of the media by at least 45°.18. The battery housing of claim 17 , wherein the first deflection region is configured to change the transport direction of the media by about 90°.19. The battery housing of claim 16 , wherein the exhaust duct further comprises a parallel region that adjoins the first deflection region in the transport direction of the media and runs inside the housing section parallel to a main plane thereof.20. The battery housing of claim 19 , wherein the exhaust duct further comprises a second deflection region that adjoins the parallel region in the transport direction of the media and is configured to change the transport direction of the media a further time by deflecting the media at least 45°.21. The ...

Rechargeable battery

The described technology has been made in an effort to provide a rechargeable battery having advantages of protecting an electrode assembly and a case from arc debris generated from a cell fuse. A rechargeable battery in accordance with exemplary embodiment includes: an electrode assembly configured to perform charging and discharging operations; a case configured to accommodate the electrode assembly therein; a cap plate coupled to an opening of the case; an electrode terminal installed on the cap plate; a lead tab configured to connect the electrode assembly to the electrode terminal, and including a fuse; and a side retainer supported in an inner surface of the case to be coupled to the lead tab. The side retainer includes an exhaust guide member that is opened toward the cell fuse and a sidewall of the case.

Battery module and battery module stack

There is described a battery module comprising: a cell enclosure for housing a plurality of battery cells; and a cooling assembly. The cooling assembly comprises a cooling channel extending from an aperture in a first side of the battery module to an aperture in a second side of the battery module. The cooling channel is positioned such that heat generated within the cell enclosure may be transferred to a cooling 5 fluid flowing, via the cooling channel, from the first side of the battery module to the second side of the battery module. There is also described a battery module stack comprising multiple such battery modules. The battery modules are arranged in a stacked formation such that the cooling channel of at least one battery module is aligned with the cooling channel of at least one adjacent battery module.

Aircraft battery exhaust system

An aircraft battery exhaust system comprises a fluid discharge opening formed in an aircraft outer skin and a fluid discharge line having a first end connected to the fluid discharge opening and a second end. A first fluid discharge branch line has a first end connected to the second end of the fluid discharge line and a second end connected to a first battery in such a manner that a fluid leaking from the first battery is directed into the first fluid discharge branch line. A second fluid discharge branch line has a first end connected to the second end of the fluid discharge line and a second end connected to a second battery in such a manner that a fluid leaking from the second battery is directed into the second fluid discharge branch line.

Battery pack

Provided is a battery pack. The battery pack includes: a battery cell including a cell vent; frames arranged together with the battery cell in a direction and coupled together to face each other with the battery cell therebetween, the frames including guide ribs surrounding the cell vent; and a top cover arranged above the frames to cover the frames and including a protruding barrier wall surrounding the guide ribs. According to the present disclosure, the battery pack has an improved vent structure to rapidly discharge gas generated in an abnormal battery cell to the outside of the battery pack.

Power source device

In order to allow gas discharged from a pouch cell to be guided to a predetermined position, a power source device includes one or a plurality of pouch cells ( 10 ) having laminated film outer casing ( 11 ), and a housing member ( 20 ) enclosing the one or multiple pouch cells ( 10 ). The one or plurality of pouch cells (10) each includes thermally welded portion ( 13 ) formed by thermally welding the laminated film, and gas discharge portion ( 14 ) provided in at least a part of thermally welded portion ( 13 ). Housing member ( 20 ) includes exhaust port ( 22 ) communicating with gas discharge portion ( 14 ) of one or a plurality of pouch cells ( 10 ).

Power supply storage and fire management in electrically-driven aircraft

An electric power apparatus is disclosed for use in powering an electric vehicle with an exhaust channel. The electric power apparatus can include a battery housing and multiple cell tubes. The multiple cell tubes can support multiple battery cells within the multiple cell tubes so that individual of the multiple battery cells may be positioned within individual of the multiple cell tubes. The multiple cell tubes can be supported by the battery housing and direct combustion components from any fires in the multiple battery cells in a common direction. The multiple battery cells can each be self-contained and removable from the multiple cell tubes. The multiple battery cells can be electrically connected to power a motor that propels a vehicle housing, and the vehicle housing can support the battery housing and the motor.

Battery module, high-voltage battery, and motor vehicle

The disclosure relates to a battery module having at least one battery cell, wherein the battery cell includes a cell housing, which includes a lower side and an upper side opposite to the lower side in a first direction, wherein an opening releasable in the event of an overpressure in the battery cell is arranged in the upper side. In this case, the battery module includes an atomizing device, which is arranged in the first direction above the releasable opening of the at least one battery cell, and which comprises at least one flame passage opening, through which flames escaping from the releasable opening of the battery cell can penetrate, and which comprises a passage area which is smaller than an area of the releasable opening.

BATTERY PACK

A battery pack includes a plurality of battery modules, a case accommodating the plurality of battery modules therein and having at least one vent hole for discharging a gas formed therein to the outside, and an non-flammable member coupled to the vent hole and blocking movement of flames, wherein the non-flammable member includes a pipe-shaped body part coupled to the case to extend a gas discharge path and a flame blocking portion disposed inside the body part to lower a temperature of gas or flames passing through the inside of the body part.

BATTERY PACK AND DEVICE INCLUDING THE SAME

Discussed is a battery pack including a plurality of battery modules; a venting inducing frame disposed along edges of the plurality of battery modules and forming a venting passage to vent at least one of gas and flame; a venting gate to connect an inside of at least one of the plurality of battery modules and the venting inducing frame; and a quenching member disposed in a passage of the venting gate. 1. A battery pack comprising:a plurality of battery modules;a venting inducing frame disposed along edges of the plurality of battery modules and forming a venting passage to vent at least one of gas and flame;a venting gate to connect an inside of at least one of the plurality of battery modules and the venting inducing frame; anda quenching member disposed in a passage of the venting gate.2. The battery pack of claim 1 , wherein the quenching member is made of a quenching mesh.3. The battery pack of claim 1 , wherein the venting inducing frame includes vertical beams formed in parallel to a first direction and horizontal beams formed in parallel to a second direction traversing the first direction claim 1 , andwherein the vertical beams and the horizontal beams respectively have a pipe shape and include a cover formed in length directions of the vertical beams and the horizontal beams, and the venting passage surrounded by the cover and formed to allow the at least one of gas and flame to pass through.4. The battery pack of claim 3 , wherein at least one rupture portion connected to the venting passage is further included on an outside of one of the horizontal beams and the vertical beams.5. The battery pack of claim 4 , wherein the passage of the venting gate and a passage of the rupture portion are formed to cross each other.6. The battery pack of claim 3 , wherein the cover of the horizontal beams includes at least one first connection hole facing at least one of the plurality of battery modules claim 3 , andwherein the venting gate is formed so that the venting ...

Battery module and battery pack including the same

A battery module includes: a battery cell stack in which a plurality of battery cells are stacked; and a module frame for housing the battery cell stack, wherein a vent is formed on the lower surface of the module frame, wherein the battery cell comprises: a cell main body; electrode leads formed to protrude from both ends of the cell main body; and a terrace part formed to extend from the cell case in a direction in which the electrode leads protrude, and wherein the vent is formed adjacent to a portion where the terrace part is located rather than the cell main body.

EXHAUST FILTER SYSTEM FOR BATTERY PACK

The present invention discloses an exhaust filter system for a battery pack, including an explosion-proof valve and a filter apparatus. One end of the explosion-proof valve is connected to a battery pack. The other end of the explosion-proof valve is connected to the filter apparatus. The filter apparatus includes an introduction port, a discharge port, a housing, and a filter mechanism. The introduction port and the discharge port are separately disposed at two ends of the housing. The filter mechanism is disposed inside the housing. The filter mechanism is provided with a plurality of filter holes. The present invention has the following beneficial effects: by optimal design of a novel explosion-proof valve and a novel filter apparatus, the applicability of technical solutions of this application is made more extensive. The problem of fire induced by thermal runaway can be satisfactorily solved for both high-capacity batteries and small-capacity batteries. Combustion gas is exhausted more smoothly, and a better filtering effect and a better effect on post handling for thermal runaway in a battery pack are obtained. 1. An exhaust filter system for a battery pack , comprising an explosion-proof valve and a filter apparatus , wherein one end of the explosion-proof valve is connected to a battery pack , the other end of the explosion-proof valve is connected to the filter apparatus , the filter apparatus comprises an introduction port , a discharge port , a housing , and a filter mechanism , the introduction port and the discharge port are separately disposed at two ends of the housing , the filter mechanism is disposed inside the housing , and the filter mechanism is provided with a plurality of filter holes.2. The exhaust filter system for a battery pack according to claim 1 , wherein the filter mechanism comprises a first filter plate unit and a second filter plate unit claim 1 , the first filter plate unit and the second filter plate unit are separately disposed ...

전지 팩

외부로부터의 물의 침입을 확실하게 방지함과 동시에 전지에서 가스가 발생하면 안전하게 외부로 가스를 방출하는 전지 팩을 제공한다. 전지 팩은, 리튬이온 이차 전지인 복수의 소전지와, 소전지에 인접하고, 이 소전지에서 발생하는 가스를 통과시키는 배기 경로부와, 복수의 소전지와 배기 경로부를 수납하는 케이스와, 케이스에 장착되어 배기 경로부를 통과한 가스를 외부로 방출하는 가스 배출 덕트(42)를 구비하며, 가스 배출 덕트는, 출구(44) 또는 배출 경로의 도중에 방수 부재로 이루어진 덮개부(51)가 배치되어, 이 덮개부에 의해 밀폐되며, 덮개부를 개봉하여 가스 배출 덕트를 개통시키는 개통 부재(61)를 더 구비하고, 개통 부재는 소전지에서 발생하는 가스에 의해 작동된다.

배터리, 전기사용장치, 배터리의 제조방법 및 장치

본 출원의 실시예는 배터리, 전기사용장치, 배터리의 제조방법 및 장치를 제공한다. 상기 배터리는, 배터리 셀의 제1벽에 설치되어, 상기 배터리 셀의 내부 압력 또는 온도가 임계치에 도달 시 작동하여 상기 내부 압력을 방출하기 위한 압력방출수단을 포함하는 배터리 셀; 상기 배터리 셀의 온도를 조절하는 유체를 수용하기 위한 열관리부재;를 포함하며; 여기서, 상기 열관리부재의 제1 표면은 상기 배터리 셀의 상기 제1벽에 부착되고, 상기 열관리부재는 상기 압력방출수단이 작동 시 상기 배터리 셀 내부로부터 배출되는 배출물에 의해 파괴될 수 있도록 구성됨으로써, 상기 배출물이 상기 열관리부재를 관통하여 지날 수 있다. 본 출원의 실시예의 기술방안은 배터리의 안전성을 강화시킬 수 있다.

전지 모듈 및 이를 포함하는 전지 팩

본 발명의 일 실시예에 따른 전지 모듈은, 복수의 전지셀이 적층되어 있는 전지셀 어셈블리; 상기 전지셀 어셈블리의 상하면 및 양측면을 수용하고, 전후면이 개방되어 있는 모듈 프레임; 상기 모듈 프레임 상에 위치하되, 복수의 냉각 유로를 포함하는 히트 싱크; 및 상기 히트 싱크 상에 위치하는 벤팅 커버를 포함하고, 상기 전지셀 어셈블리는 제1 전지셀 어셈블리 및 제2 전지셀 어셈블리를 포함하고, 상기 제1 전지셀 어셈블리 및 상기 제2 전지셀 어셈블리는 서로 대면하는 방향으로 이격되게 배치되어 있다.

Battery pack

본 발명은 안전성을 향상시킬 수 있는 배터리 팩에 관한 것이다. 본 발명에 의하면, 기체가 배출되는 벤트부를 가지며 일방향으로 정렬된 복수개의 배터리 셀로 구성된 적어도 하나의 배터리 모듈, 상기 배터리 모듈을 수용하며, 차량 내부 공기의 유입구 및 배출구를 구비한 하우징 및 상기 유입구에 설치되는 유입구 개폐장치를 포함하는 배터리 팩이 제공된다. The present invention relates to a battery pack capable of improving safety. According to the present invention, at least one battery module comprising a plurality of battery cells arranged in one direction and having a vent portion through which gas is discharged, a housing accommodating the battery module, the housing having an inlet and an outlet of air in the vehicle and installed in the inlet Provided is a battery pack including an inlet opening and closing device.

Battery pack and device

本实用新型提供了一种电池组及装置。电池组包括电池模块、换热构件、导流件及导热连接件。电池模块包括电池。电池设置为多个，各电池设有防爆阀。换热构件包括换热板。换热板通过导热连接件与多个电池相连，且换热板至少部分覆盖各防爆阀。导流件设置于多个电池和换热板之间，且导流件上设有沿电池组的高度方向贯穿的定位孔，定位孔将对应的防爆阀露出。导流件将对应的防爆阀与导热连接件间隔开。装置包括电池组，电池组用于提供电能。本实用新型的电池组保证在电池发生热失控时，高温高压气体能够顺利冲破防爆阀进而破坏换热板，以使换热介质从换热板泄出后能够通过防爆阀顺利进入电池内部，达到阻隔热扩散的作用，有效阻止电池热失控的蔓延。

Electrochemical device including a porous core element

본 발명은 다공성 권심 부재를 포함하는 전기화학소자에 관한 것으로서, 더욱 상세하게는 캐소드, 애노드 및 상기 캐소드와 상기 애노드 사이에 개재되는 세퍼레이터를 권취하여 제조된 전극조립체가, 전지케이스에 내장되어 있는 전기화학소자로서, 상기 전기화학소자에 가해지는 충격을 흡수하는 다공성 권심 부재가, 상기 전극조립체의 권심에 삽입되어 있는 전기화학소자에 관한 것이다. 본 발명의 일 실시예에 따르면, 전기화학소자의 충방전 및 작동시 내부 반응에 의해 발생되는 가스를, 전극조립체의 권심에 존재하는 다공성 권심 부재를 통해 전기화학소자의 외부로 효율적으로 배출시켜, 내부가스에 의한 폭발을 방지함으로써 전기화학소자의 안전성을 향상시킴과 동시에, 전기화학소자에 외부 충격이 가해지더라도, 권심 부재의 충격 흡수를 통해, 전기화학소자의 내부단락을 방지하고, 전기화학소자의 기계적 강도를 향상시킨다.

Battery pack for a vehicle having gas discharge means and pressure compensating means

본 발명에 따른 차량용 배터리 팩은, 다수의 이차전지를 구비하는 배터리 모듈과, 하부 케이스와, 하부 케이스와 결합되는 상부 케이스로 구성되어 배터리 모듈이 수용되는 내부 공간을 형성하고, 일측에 가스 배출구를 구비하는 팩 케이스 및 일측은 가스 배출구를 커버하도록 팩 케이스의 외측에 결합되고, 타측은 차량 외부로 노출되게 연장 배치되는 배기파이프와 연결되어, 배터리 모듈에서 가스 발생시 가스를 차량 외부로 배출시키는 가스 벤팅유닛을 포함하며, 가스 벤팅유닛은, 팩 케이스 내부의 가스 압력이 기준치를 초과하는 경우 일 부분이 파열되도록 구성된 벤팅 디스크 조립체를 포함할 수 있다. The battery pack for a vehicle according to the present invention comprises a battery module having a plurality of secondary batteries, a lower case, and an upper case coupled to the lower case to form an internal space for accommodating the battery module, And the other side of the pack case is connected to an exhaust pipe that is extended to be exposed to the outside of the vehicle so that gas is blown out of the battery module when the gas is generated in the battery module, Unit, and the gas venting unit may include a venting disk assembly configured to rupture a part when gas pressure inside the pack case exceeds a reference value.

Button type secondary battery

본 발명은 버튼형 이차전지에 관한 것으로서, 전지 내부에서 발생하는 가스에 의해 과도한 내부 압력이 발생하더라도 전지 내부에서 가스를 포집 할 수 있어 가스 압력에 의하여 전지가 분해 되거나 인체에 유해한 가스가 전지 밖으로 누출되지 않도록 하며, 전해액이 전지 외부로 새어 나오는 것을 방지할 수 있는 버튼형 이차전지에 관한 것이다. 본 발명에 따른 버튼형 이차전지는 지름의 길이가 높이보다 큰 버튼 모양의 이차전지에 관한 것으로서, 전극조립체, 전극 조립체가 삽입되는 하부 캔, 및 하부 캔의 상단 개구를 덮는 상부 캔을 포함하고, 하부 캔의 상부에는 내측으로 만입된 비딩부가 마련되고, 상부 캔의 단부는 절곡된 형태를 가지고 상부 캔의 단부 끝점이 비딩부 안으로 삽입되면서 상부 캔과 하부 캔이 서로 결합되어 있다.

Battery module comprising an exhaust duct isolated from a cooling duct

A battery module includes a partition wall to separate an upper space from a lower space, a first plate that defines the upper space together with the partition wall, and a second plate that is disposed above the first plate such that a gap is left between the first and second plates. A case has an opening that is formed to let the gap communicate with an outside of the case. The first plate has a through hole through which the upper space and the gap communicate. The battery module further includes a through path passing through the partition wall and each of the plates to let the lower space communicate with a space above the second plate. The upper space and the gap constitute an exhaust duct, while the lower space and a top space constitute a cooling duct.

Battery unit

Battery connecting member and battery module using same

一种对多个电池进行并联连接(29)的电池连接构件(25)，其具有主导电路径部(25a)、以及分别连接主导电路径部(25)和多个电池(29)的一个极的多个连接端子(25b)，连接端子(25b)具有在规定值以上的电流流过时熔断的保险丝部(25c)。用电池连接构件(25)并联连接多个电池(29)时，保险丝部(25c)配置在电池(29)和主导电路径部(25)之间的空间中。

Battery cell module, method for operating a battery cell module and battery and motor vehicle

Es wird ein Batteriezellenmodul beschrieben, welches eine Mehrzahl von Batteriezellen (10), insbesondere Lithium-Ionen-Batteriezellen, umfasst, die jeweils eine Entgasungsöffnung (13) aufweisen, sowie weiterhin einen mehreren Batteriezellen (10) zugeordneten Gasaufnahmeraum (21) umfasst zur zumindest temporären Aufnahme von aus diesen Batteriezellen (10) entwichenem Gas. Erfindungsgemäß ist vorgesehen, dass das Volumen des Gasaufnahmeraums (21) unmittelbar mit den Entgasungsöffnungen (13) verbunden ist. Außerdem werden ein Verfahren zum Betreiben eines Batteriezellenmoduls, eine Batterie und ein Kraftfahrzeug mit dem Batteriezellenmodul beziehungsweise mit der Batterie beschrieben. A battery cell module is described, which comprises a plurality of battery cells (10), in particular lithium-ion battery cells, each having a degassing opening (13), and further comprising a plurality of battery cells (10) associated gas receiving space (21) for at least temporary Ingestion of escaped from these battery cells (10) gas. According to the invention, it is provided that the volume of the gas accommodating space (21) is connected directly to the degassing openings (13). In addition, a method for operating a battery cell module, a battery and a motor vehicle with the battery cell module or with the battery will be described.

Pressure relief mechanism

Pouch for secondary battery with directional venting effect and pouch-type secondary battery comprising the same

본 발명은 2차 전지용 파우치 및 이를 이용한 파우치형 이차전지를 제공한다. 본 발명은 파우치 전지의 실링부의 일정 위치에, 폴리프로필렌 및 SUS를 포함하는 라미네이션 필름을 용접시킴으로써 파우치내에서 발생하는 가스가 directional venting될 수 있을 뿐만 아니라, 외부로부터 수분이 침투되는 것을 최소화할 수 있기 때문에 장기적으로 전지의 성능을 향상시킬 수 있다. The present invention provides a pouch for a secondary battery and a pouch type secondary battery using the same. In the present invention, by welding a lamination film including polypropylene and SUS to a certain position of a sealing portion of a pouch battery, gas generated in the pouch can be directionally vented, and moisture penetration from the outside can be minimized Therefore, the performance of the battery can be improved in the long term.

Rechargeable battery

이차 전지가 개시된다. 이차 전지는, 제1 전극과 제2 전극을 구비하는 전극 조립체와, 전극 조립체와 전기적으로 연결되는 전극 단자와, 전극 조립체를 수납하는 케이스와, 케이스의 개구에 설치되어 케이스를 밀폐하며 케이스의 내부 압력을 배출하는 벤트홀이 형성된 캡 플레이트와, 벤트홀을 밀폐하며 내부 압력에 의해 파단되는 파단부 및 벤트홀로 전달되는 충격을 완충하는 완충부를 포함하는 벤트 모듈을 포함한다. A secondary battery is disclosed. A secondary battery includes an electrode assembly having a first electrode and a second electrode, an electrode terminal electrically connected to the electrode assembly, a case accommodating the electrode assembly, and installed in an opening of the case to seal the case, and to seal the case inside the secondary battery. It includes a vent module including a cap plate having a vent hole for discharging pressure, a shock absorbing part for sealing the vent hole, and buffering a fracture portion that is broken by internal pressure and an impact transmitted to the vent hole.

lead acid battery

Secondary battery module having through type cool channel

本发明涉及一种冷却通道贯通型二次电池模块，其用于防止在袋型单元产生的有害气体流入车辆内部，更详细而言，涉及一种如下冷却通道贯通型二次电池模块：其通过箱体密封层叠多个电池单元而形成的电极组件而形成，并且在箱体上形成另设的排气管，向指定位置排出气体，与电池单元接触连接且内侧形成冷却通道的隔离管的两端与箱体外部连通，由此能够防止在电池单元产生的有害气体流入车辆内部，能够容易地冷却在电池单元产生的热。

Interconnected battery module systems, assemblies, and methods

公开了一种互连电池模块，该互连电池模块包括壳体和多个电池单元。该互连电池模块可被配置为在没有导线或布线束的情况下电和物理耦接到相邻互连电池模块。具有该互连电池模块的电池系统可通过防止向其余互连电池模块的传播来管理在该互连电池模块中的一个互连电池模块内的热失控事件。

Box body, battery, electric device and battery manufacturing method

본 발명은 에너지 저장 소자 분야에 속하는 박스 본체, 전지, 전기 기기 및 전지 제조 방법을 제공한다. 여기서, 박스 본체는 냉각 장치 및 복수 개의 벽을 포함하되, 복수 개의 벽은 전지 셀을 수용하기 위한 수용 공간을 둘러싸고 형성되며, 적어도 하나의 벽의 내부에 제1 유로가 형성되고, 제1 유로는 전지 셀의 열폭주에 의해 생성된 배출물을 박스 본체 외부로 배출하는데 사용된다. 냉각 장치는 제1 유로 내에 설치되고, 냉각 장치를 통과하는 배출물을 냉각하는데 사용된다. 여기서, 냉각 장치는 배출물과 냉각 장치의 접촉 면적을 증가시키기 위한 냉각 구조를 포함한다. 냉각 구조의 설치는 배출물과 냉각 장치의 접촉 면적을 증가시켜 냉작 장치가 배출물의 더 많은 열량을 가져갈 수 있도록 함으로써 냉각 장치의 냉각 기능을 향상시킨다. 냉각 장치의 온도 저하 효과는 보다 바람직하여 배출물의 발화, 연소의 가능성을 감소시키고 전지의 안전성을 향상시킨다.

Power battery module cooling structure

本发明提供一种应用于新能源汽车动力电池技术领域的动力电池模组冷却结构，所述的动力电池模组冷却结构的多个电芯(4)设置在底部绝缘隔热板(7)上，每相邻两个电芯(4)之间设置复合隔热板(10)，电芯(4)侧面设置冷却油流道(1)，电芯(4)上的汇流排(2)的部分结构通过冷却油流道(1)上的开口部延伸到冷却油流道(1)内部，每个电芯(4)侧面分别与冷却油流道(1)之间设置导热片(11)。本发明的动力电池模组冷却结构，能够阻止电芯发生热失控后由汇流排热传递而引起的热失控隐患；能够阻止相邻电芯由接触面而引起热失控蔓延；既满足动力电池加热以及散热需求，又保证电芯工作在合理温度范围之内，提高电池安全性。

Secondary battery

본 발명은 가스 배출이 용이하고 고열에서 파단되지 않는 절연판을 구비한 이차 전지 이차 전지를 제공한다. 이를 위해 본 발명은 개구부를 통해 내부에 공간을 구비하는 케이스; 상기 케이스의 공간에 삽입되는 적어도 하나의 전극 조립체; 상기 전극 조립체의 상부에 형성된 절연판; 및 상기 케이스의 개구부에 결합되고, 적어도 일 영역에 타영역에 비해 얇은 두께로 형성된 벤트를 포함하는 캡 플레이트를 포함하고, 상기 절연판은 상기 벤트에 대응되는 영역에 구비된 복수의 가스 배출홀을 포함하는 이차 전지를 개시한다. The present invention provides a secondary battery having an insulating plate that is easy to discharge gas and does not break at high heat. To this end, the present invention provides a case having a space therein through an opening; at least one electrode assembly inserted into the space of the case; an insulating plate formed on the electrode assembly; and a cap plate coupled to the opening of the case and including a vent formed in at least one region to have a thinner thickness than that of another region, wherein the insulating plate includes a plurality of gas discharge holes provided in regions corresponding to the vents A secondary battery is disclosed.

Battery module

电池模块(10)具备：隔壁部(20)，隔离上侧空间(60)和下侧空间(70)；第1板(40)，与隔壁部(20)一起划定上侧空间(60)；以及第2板(50)，在与第1板(40)之间隔着间隙(61)设置于第1板(40)的上方。在外壳(14)形成使间隙(61)与外壳(14)的外部连通的开口部，在第1板(40)形成使上侧空间(60)和间隙(61)连通的贯通孔(41)。电池模块(10)具备贯通隔壁部(20)以及各板从而使下侧空间(70)和第2板(50)上的空间连通的贯通路(51)，上侧空间(60)以及间隙(61)构成排气管道，下侧空间(70)以及上部空间(71)构成冷却管道。

Device for Sensing Battery and Sensing Battery system Using by Same

The present invention relates to a battery detector capable of detecting the explosion of a battery and to a battery detection system using the same and, more specifically, to a battery detector comprising: a battery pack in which a plurality of batteries are combined; a case surrounding the outside of the battery pack; and a detecting device formed on the front of the case and detecting gas generated from the battery.

Battery cocer and automatic device for sorting defective of batttery cover

본 발명은 배터리커버와 이의 제조불량선별 자동화장치에 관한 것으로서, 더욱 상세하게는 열전도에 의한 변형이 고려된 배터리커버와, 불량으로 제조된 배터리 커버를 자동으로 선별할 수 있는 배터리 커버의 제조불량선별자동화장치에 관한 것이다. 본 발명의 배터리커버는 단일구조로 형성되어 제작이 용이하며, 내부에서 발생되는 가스를 용이하게 배출시킬 수 있으면서 미로형성부를 통해 전해액의 유출이 방지될 수 있다. 또한, 본 발명의 배터리커버는 음극전극부싱과 양극전극부싱에 인접한 양측부가 볼록하게 형성되어 있어, 제조 시 발생되는 열수축에 의한 형상변형 후 양측부가 직진성이 확보될 수 있는 이점이 있다 The present invention relates to a battery cover and an automated device for selecting manufacturing defects thereof, and more particularly, to a battery cover in which deformation due to heat conduction is considered and a battery cover capable of automatically selecting a defective battery cover. It's about automation. The battery cover of the present invention is formed in a single structure, so it is easy to manufacture, and while the gas generated therein can be easily discharged, the leakage of the electrolyte can be prevented through the labyrinth forming part. In addition, the battery cover of the present invention has an advantage that both sides adjacent to the negative electrode bushing and the positive electrode bushing are convex, so that both sides can secure straightness after shape deformation due to heat shrinkage generated during manufacturing.

Pressure relief device and battery housing comprising such pressure relief device

본 발명은, 하우징 벽(10)에 삽입되거나 또는 삽입될 수 있고 특히 압력 임계값 및/또는 온도 임계값이 초과될 때 셀형(cell-like) 캐비티(5)로부터 하우징(1)의 외부 영역(4)으로의 유로(13)를 개방하는 압력 릴리프 커버 유닛(2)을 포함하는, 배터리 하우징(1)에 의해 둘러싸인 상기 캐비티에 대한 압력 릴리프 기능을 수행하기 위한 압력 릴리프 장치에 관한 것이다. 신뢰할 수 있는 기능은, 적어도 하나의 센서 요소(60)를 포함하고 특히 압력 릴리프 모니터링 프로세스 및/또는 압력 릴리프 기능에 관여하거나 또는 관여할 수 있는 센서 장치(6)에 직접적으로 또는 간접적으로 연결되는 압력 릴리프 커버 유닛(2)에 의해 지원된다.

Battery pack

본 발명의 일 측면에 따르면, 팩 케이스 및 각각, 원통형 전지셀들과 상기 원통형 전지셀들을 수용하는 셀 프레임을 구비하고 상호 간의 상기 셀 프레임이 결합되어 일체로 상기 팩 케이스에 수납되는 2개의 셀 모듈 어셈블리를 포함하고, 상기 2개의 셀 모듈 어셈블리는, 적어도 미리 결정된 최소 안전거리를 사이에 두고 상호 간에 상기 원통형 전지셀의 탑 캡이 서로 마주보도록 구성된 배터리 팩이 제공될 수 있다.

Battery module, battery pack and vehicle comprising the battery module

본 발명의 일 실시예에 따른 배터리 모듈은, 복수 개의 배터리 셀을 포함하는 배터리 셀 조립체, 배터리 셀 조립체를 수용하는 모듈 하우징 및 모듈 하우징과 결합되며, 모듈 하우징 내에서 화염이나 가스 발생 시 화염이나 가스를 분산시켜 소정 방향으로 유도하는 엔드 커버 유닛을 포함하는 것을 특징으로 한다.

Cell Cover for secondary battery and battery module including the same

본 발명에 따른 이차 전지용 셀 커버는, 이차 전지의 일면과 접하는 셀 커버판면 및 셀 커버판면의 중앙을 가로지르는 적어도 하나의 가상의 라인 상에 위하고, 셀 커버판면을 두께방향으로 부분 절취한 홈 형태로 마련되는 응력 집중부를 포함할 수 있다.

Battery case, battery pack including the same, and vehicle including the same

본 발명에 따른 배터리 케이스는 복수의 배터리 셀이 적층된 셀 어셈블리가 수용되는 수용 공간이 내부에 형성되고, 하나 이상의 측면이 개방된 프레임부 및 상기 개방된 하나 이상의 측면을 커버하며, 상기 셀 어셈블리에서 발생된 화염이 유입되어 소멸되는 소화 공간이 내부에 형성되고, 상기 셀 어셈블리에서 발생되어 상기 소화 공간으로 유입되는 가스를 상기 소화 공간의 외측으로 배출시키도록 상기 소화 공간의 외측과 연통된 배출부를 구비하는 프레임 커버부를 포함한다.

Battery pack

본 발명은, 복수개의 단위 전지 셀을 적층하여 형성되는 배터리 모듈을 상하 및/또는 옆으로 적층하여 형성되는 배터리 팩에서, 배터리 모듈의 처짐 현상을 개선할 수 있는 배터리 팩에 관한 것이다. 본 발명은, 적층된 복수의 배터리 모듈들을 구비하고, 상기 배터리 모듈들 중의 적어도 하나가, 복수의 전지 셀들; 및 하우징을 구비하고, 상기 하우징이, 제1 방향으로 연장되는 길이 방향 축을 갖는 제1 지지부와 상기 제1방향과 교차하는 제2 방향으로 연장되는 길이 방향 축을 갖는 제2 지지부를 구비하는 적어도 하나의 측면 지지부; 및 각각 상기 제1 지지부의 대응하는 길이 방향 끝단부와 결합되는 한 쌍의 엔드 플레이트를 구비하고, 상기 적어도 하나의 측면 지지부가 하나의 일체형 구조로 이루어진 배터리 팩을 제공한다. The present invention relates to a battery pack capable of improving deflection of a battery module in a battery pack formed by stacking a plurality of unit battery cells stacked up and / or sideways. The present invention has a plurality of stacked battery modules, at least one of the battery modules, a plurality of battery cells; And a housing, the housing comprising: a first support having a longitudinal axis extending in a first direction and a second supporting portion having a longitudinal axis extending in a second direction crossing the first direction; Side supports; And a pair of end plates each engaged with a corresponding longitudinal end of the first support, wherein the at least one side support comprises a single unitary structure.

Battery module vent system and method

A battery module includes a housing having an interior defined by multiple sides, one side of which is a lid. The battery module also includes lithium ion electrochemical cells disposed in the housing, each cell having a vent through which gases may be vented. Moreover, the battery module includes a first chamber defined by interior aspects of the housing. Furthermore, the first chamber receives vented gases directed in a first direction from the electrochemical cells. In addition, the battery module includes a surface of the first chamber. The surface is configured to direct the vented gases in a second direction. The battery module also includes a second chamber defined partially by the lid. The second chamber receives the vented gases from the first chamber and directs the vented gases from the housing.

Battery module and battery pack including the same

본 발명의 일 실시예에 따른 전지 모듈은 하나 이상의 전지 셀을 포함하는 전지셀 적층체, 상기 전지셀 적층체의 상면 및 상기 전지 셀의 리드가 돌출된 측면을 덮는 버스바 프레임, 상기 전지셀 적층체 및 상기 버스바 프레임의 결합체를 수납하는 모듈 프레임, 및 상기 모듈 프레임의 양 단에서, 상기 전지 셀의 리드가 배치되는 면에 결합되는 한 쌍의 엔드 플레이트를 포함하고, 상기 버스바 프레임의 상부 프레임, 상기 모듈 프레임의 상면, 및 상기 엔드 플레이트 중 적어도 하나에 형성된 복수의 가스 유도홀을 포함한다.

Exhaust gas vent cover structure in battery for a vehicle

본 고안은 배기가스를 원활하게 배출시키어 배터리의 내부압력의 증가를 방지함에 따라 이 배터리가 폭발되는 것을 예방한 차량용 배터리의 배기가스 배출커버구조에 관한 것으로, 배터리 전해액을 주입시키는 여러개의 주액구(1)들이 설치되고, 이 주액구들(1)을 각각 감싸는 형태로 누액방지 미로판(2)들이 설치되되, 이 누액방지 미로판들(2)은 지지대(3)를 기준으로 양쪽으로 1개씩 경사지게 설치되어 이루어져 있다. The present invention relates to an exhaust gas exhaust cover structure of a vehicle battery which prevents the battery from being exploded by smoothly discharging the exhaust gas to prevent an increase in the internal pressure of the battery. 1) are installed, and the leakage preventing labyrinth plates 2 are installed in such a manner as to surround each of the liquid inlets 1, and the leakage preventing labyrinth plates 2 are inclined one by one on both sides of the support 3. It is installed.

Battery module with diaphragm structure

一种具有导流隔板结构的电池模块，包含有：一壳体，其一侧凹设有一容置槽；一盖体，对应盖设于该壳体；一隔板组件，设置于该容置槽；多个电池组，其对应设置于该容置槽内，该电池组与该隔板组件及该容置槽的内周壁相隔有一间距；一导流回路，其具有多个导气流道，该导气流道形成于该电池组的外周侧与该隔板及该容置槽之间，且该导气流道相互连通；藉此，本发明能透过该隔板组件及该导流回路的设置，藉以解决了先前技术的电池因未设置任何的缓冲或引导气流的结构，从而造成潜在爆炸危险的缺点。

Secondary Battery

본 발명에서는 안정성을 확보하면서도 부품수 및 공수를 줄일 수 있는 이차 전지가 개시된다. 일 예로, 내부에 공간을 구비하는 케이스; 상기 케이스에 삽입되고 제 1 전극판, 제 2 전극판 및 상기 제 1 전극판과 제 2 전극판의 사이에 형성된 세퍼레이터를 포함하는 전극조립체; 상기 케이스를 밀봉하고 상기 전극조립체의 제 1 전극판과 전기적으로 연결되며, 일 영역에 안전 벤트가 구비된 캡 플레이트; 상기 캡 플레이트의 상부에 형성되는 상부 절연부재; 상기 상부 절연부재의 상부에 형성되고, 일단으로부터 연장된 커넥터를 통해 상기 안전 벤트와 전기적으로 연결된 서브 단자 플레이트; 및 상기 상부 절연부재의 상부와 접촉하여 결합되고 상기 서브 단자 플레이트와 결합된 단자 플레이트를 포함하는 이차 전지가 개시된다. Disclosed is a secondary battery capable of reducing the number of parts and man-hours while ensuring stability. For example, a case having a space therein; an electrode assembly inserted into the case and including a first electrode plate, a second electrode plate, and a separator formed between the first electrode plate and the second electrode plate; a cap plate sealing the case and electrically connected to the first electrode plate of the electrode assembly, the cap plate having a safety vent in one area; an upper insulating member formed on the cap plate; a sub-terminal plate formed on the upper insulating member and electrically connected to the safety vent through a connector extending from one end; and a terminal plate coupled to an upper portion of the upper insulating member and coupled to the sub-terminal plate.

Battery module venting system and method

一种电池模块(13)包括具有由多个侧面限定的内部的外壳(31)，其中一个侧面是盖子(55)。所述电池模块还包括设置在所述外壳中的锂离子电化学电池单元(30)，每个电池具有排气孔(60)，通过所述排气孔(60)可以排放气体。而且，所述电池模块包括由所述外壳的内部结构限定的第一室(64)，所述第一室接收从所述电化学电池单元沿第一方向(62)引导的排放气体。所述第一室被构造为沿第二方向(68)引导所述排放气体，使得所述排放气体然后到达部分地由所述盖子(55)限定的第二室(78)。排气结构的这类构造帮助缓解来自电化学电池单元的排放气体在电池模块内部释放的负面影响。