Saturated steam dynamic scheduling method and device, electronic equipment and medium

The invention provides a saturated steam dynamic scheduling method and device, electronic equipment and a medium, and the method comprises the steps: obtaining historical production data, current production data and a current production plan, carrying out the working condition classification of the historical production data according to historical working condition indexes, and obtaining a steel production capacity-saturated steam yield curve under each working condition; based on the planned steel production moment and the steel production capacity-saturated steam yield curve under the target working condition, obtaining a moment-saturated steam prediction capacity curve, calculating a pressure prediction value in the target time period, and based on the pressure prediction value in the target time period and the constraint condition, obtaining a saturated steam flow regulation value; and the opening degree of the adjusting valve is automatically adjusted according to the saturated steam ...

Method, device and system for carrying out self-adaptive remote upgrading on equipment and medium

The invention discloses a method, a device, a system and a medium for self-adaptive remote upgrading of equipment, when a middle computer and/or a lower computer need to be upgraded, the middle computer determines the current state of the middle computer, and when the current state is in an idle state, the middle computer and the lower computer are upgraded through an Ethernet communication mode. The upgrading operation is executed on the middle computer and the lower computer by using the upgrading data acquired from the middle computer and/or the remote control software in advance, shutdown operation is not required during upgrading, namely, self-adaptive remote upgrading is performed by using idle time in formation and capacity grading production, so that the production cost can be reduced and the working benefit can be ensured while the production efficiency is ensured; according to the technical scheme, upgrading is carried out through the Ethernet, the transmission stability and reliability ...

APPARATUS FOR DRY ANAEROBIC FERMENTATION OF DEWATERED SLUDGE

An apparatus for dry anaerobic fermentation of dewatered sludge, comprising: a fermentation tank (11), a double-helical-ribbon stirrer (12), and a helical auger (16). A sludge inlet and a sludge outlet are respectively provided at the upper portion and the lower portion of the fermentation tank (11); the double-helical-ribbon stirrer (12) transversely penetrates through the fermentation tank (11) and is close to the sludge inlet; the helical auger (16) transversely penetrates through the fermentation tank (11) and is close to the sludge outlet; the double-helical-ribbon stirrer (12) is provided above the helical auger (16) and is used for promoting heat and mass transfer of sludge and accelerating the evolution of gas in the fermentation tank; the helical auger (16) is used for stirring the sludge at the lower portion of the fermentation tank (11) and pushing the sludge to the sludge outlet when the sludge in the fermentation tank (11) is being discharged. By means of the apparatus, dry ...

探测雷达

Goods collection and transportation system, method and related device

The embodiment of the invention discloses a goods collection and transportation system, method and related device.The goods collection and transportation system comprises a conveying line carrying module, a transportation server used for controlling the conveying line carrying module to convey material boxes, a goods collection module used for storing the material boxes and a carrying robot used for carrying the material boxes. The conveying line carrying module can enable the material box to circulate between the goods collecting module and a bin opening of the goods collecting bin, and the carrying robot can enable the material box to circulate between the third-stage conveying line and the goods shelf; the conveying line carrying module comprises a first-stage conveying line, second-stage conveying lines and a third-stage conveying line, one end of the first-stage conveying line is arranged at a bin opening of the goods collecting bin, the other end of the first-stage conveying line ...

SCREEN CONTROL METHOD AND SCREEN CONTROL SYSTEM FOR SMART TERMINAL

The present invention provides a screen control method and a screen control system for a smart terminal, said screen control method comprising the following steps: setting a preset screen locking gesture in a smart terminal; when the smart terminal is in a screen unlocking state, acquiring a current screen locking gesture received by the screen of the smart terminal; determining whether the current screen locking gesture is consistent with the preset screen locking gesture; when the current screen locking gesture is consistent with the preset screen locking gesture, the smart terminal locking and switching off the screen; and when the current screen locking gesture is inconsistent with the preset screen locking gesture, maintaining the screen unlocking state of the smart terminal. According to the screen control method and screen control system for the smart terminal provided in the present invention, a screen locking operation is performed according to a gesture set by a user, so as to ...

公交站（自然系列）

厨房泔水过滤桶

多功能无叶风扇驱动板

Valve coefficient optimization calculation method and device, equipment and storage medium

The invention provides a valve coefficient optimization calculation method, device and equipment and a storage medium, and the method comprises the steps: obtaining an initial valve coefficient and an optimization strategy of each valve in a dust removal system, and a dust removal pipe network simulation model corresponding to the dust removal system, and the optimization strategy at least comprises a target function and a constraint condition; calculating the initial valve coefficient of each valve by using the target function and the constraint condition to obtain a global optimization valve coefficient of each valve; inputting the global optimization valve coefficient into a dust removal pipe network simulation model for simulation calculation to obtain a simulation result set of each valve; and a machine learning model is constructed, the machine learning model is trained according to the simulation result set, and the valve opening of each valve is adjusted through the trained machine ...

Network communication method and device, electronic equipment and computer readable storage medium

The invention provides a network communication method and device, electronic equipment and a computer readable storage medium, and relates to the technical field of network communication. According to the method, a mapping relation between an MPLS label and a pseudo SID and a mapping relation between the SID and the pseudo MPLS label are configured in advance, so that after edge equipment of an MPLS network receives an SRv6 message from an SRv6 network, the SRv6 message is converted into an MPLS message based on the mapping relation between the pre-configured MPLS label and the pseudo SID, and the MPLS message is sent to the MPLS network; or after the edge device of the SRv6 network receives the MPLS message from the MPLS network, the MPLS message is converted into the SRv6 message based on the pre-configured mapping relation between the SID and the pseudo MPLS label, and the SRv6 message is sent to the SRv6 network. According to the embodiment of the invention, communication between the ...

PAYMENT METHOD AND APPARATUS

A method for payment, comprising receiving a seed from a server (202); generating a token (205); using the token to encrypt a character string comprising an entity ID and a transaction amount, so as to obtain an encrypted character string (206); and transmitting the encrypted character string using a short message or voice call (207). By means of the method, a user can successfully make a payment when the wireless network is unavailable or weak.

Based on the directed graph to adapt to the degrees of the assessment mixed differential evolution algorithm

... 本发明提供了种基于有向图适应度评估的混合差分进化算法来解决个同时结合了时间依赖转换时间、选择与调度结合和时间依赖收益特点的调度问题，包括编码及种群初始化、变异操作、交叉操作、选择操作，本发明所述的算法在能够在不同阶段循序渐进不断调整自身的值，具有优化性能；本发明在算例上取得的收益明显优于其他算法；本发明能够处理任何形式的转换时间表现形式，具有很强的灵活性。 ...

Carrying vehicle

The invention relates to the technical field of carrying vehicles, and discloses a carrying vehicle which comprises a carrying vehicle frame, a reverse changing mechanism is movably connected to the top end of the carrying vehicle frame, a carrying handrail is fixedly connected to one side of the top end of the reverse changing mechanism, and a connecting mechanism is movably connected to the side face, away from the carrying handrail, of the reverse changing mechanism. The middle of the bottom end of the carrying vehicle frame is movably connected with power wheels, the power wheels can drive the whole carrying vehicle to move, and the reverse changing mechanism comprises a containing platform capable of containing objects. A first servo motor is started to drive a reversing gear to rotate through an output shaft, the reversing gear rotates to drive an inner gear ring to rotate, the inner gear ring rotates to drive a placing platform to rotate, the placing platform rotates to drive objects ...

Condensing and washing process for treating VOCs in coal chemical production process

The invention discloses a condensing and washing process for treating VOCs (volatile organic compounds) in a coal chemical production process, which comprises the following four steps: equipment modification, tail gas cooling, oil washing absorption and follow-up treatment: firstly, an original pickling tower is changed into an oil washing tower, and a set of spraying and condensing device is additionally arranged at the top of the oil washing tower; and then a liquid inlet of a washing absorption circulating pump communicated with the outside of the oil washing tower is connected with an external oil supply pipe, and the spraying range of the added spraying condensing device is 50m < 2 >. On the premise that a modified VOCs treatment facility is good in operation effect, normal in CEMS nitrogen oxide index, obviously improved in field environment and qualified in washing system optimization CEMS index, by-products in VOCs tail gas are recycled, the product yield is increased, meanwhile ...

Front pillar assembly and vehicle

The invention belongs to the technical field of front struts and provides a front strut assembly and a vehicle, the front strut assembly comprises a shock absorber body and a connecting support, one end of the shock absorber body is fixed to a shock absorption tower of the vehicle, and one end of the connecting support is hinged to a control arm of the vehicle; a connecting support is fixed to the end, away from the shock absorption tower, of the shock absorber body, a connecting block is fixed to the end, away from the control arm, of the connecting support, and the connecting block is detachably installed on the connecting support. Through mutual cooperation of the connecting support and the connecting block, the shock absorber body with any diameter can be adapted, platform design and cost optimization of products are facilitated, disassembly of the shock absorber body and/or the connecting support is facilitated, and the working efficiency is improved.

Target material for physical vapor deposition coating as well as preparation method and application of target material

The invention provides a target material for physical vapor deposition coating and a preparation method and application thereof. The target material for physical vapor deposition coating comprises a base body target material, the target surface of the base body target material is provided with at least one groove, and an embedded target material is embedded in each groove; one of the matrix target material and the embedded target material is a graphite target material. According to the target material for the physical vapor deposition coating, the target materials with different shapes, sizes and numbers can be inlaid on the target surface of the base body target material, so that the diversification of target material components is realized; the embedded target material is embedded in the groove in the target surface of the base body target material in a mechanical mode, so that the structure of the target material for physical vapor deposition coating is more stable, and defects such ...

Cold joint waterproof structure suitable for tunnel engineering construction in cold region

A cold joint waterproof structure suitable for tunnel engineering construction in a cold region comprises a first concrete structure, a second concrete structure, a connecting layer and a steel bar fixing structure. A connecting layer is arranged at a construction joint interface of the first concrete structure and the second concrete structure, a supporting device is arranged in the connecting layer, and the connecting layer is filled with a functional material; waterproof protection structures are arranged at the two ends of the connecting layer; the waterproof protection structure comprises a coating layer and a protection layer, the coating layer is coated with a waterproof layer, and a lining heat insulation layer is laid in the protection layer; the waterproof protection structures at the two ends of the connecting layer play a role in preventing water, play a role in protecting the connecting layer and play a role in preserving heat; the supporting device arranged in the connecting ...

Preparation method of arone, alpha-hydroxy ketone and alpha-amino ketone

The invention discloses a preparation method of arone, alpha-hydroxy ketone and alpha-amino ketone, and belongs to the field of organic chemistry. The preparation method of the arone compound comprises the following step: under the catalytic action of a catalyst, carrying out Friedel-Crafts acylation reaction on substituted benzene and acyl chloride to obtain the arone compound, the catalyst comprises a polyaryl three-dimensional network polymer and an active component loaded on the polyaryl three-dimensional network polymer, the active component comprises at least one of AlX3, ferric trichloride, bismuth trichloride, gallium trichloride, boron trifluoride, titanium tetrachloride, tin tetrachloride, zinc chloride, zinc methanesulfonate, aluminum methanesulfonate, bismuth methanesulfonate, scandium methanesulfonate, zinc trifluoromethanesulfonate, aluminum trifluoromethanesulfonate, bismuth trifluoromethanesulfonate, scandium trifluoromethanesulfonate and ferric oxide, x comprises chlorine ...

Injection mold placing rack

The invention relates to the technical field of placing racks, in particular to an injection mold placing rack which comprises a base, the top of the base is fixedly connected with a plurality of storage boxes arranged in sequence, each storage box is of a cavity structure with an opening in one side, a plurality of obliquely-arranged first placing plates are arranged in each storage box, and the two sides of each first placing plate are fixedly connected with first rotating shafts correspondingly; the first rotating shaft penetrates through the storage box, a bearing is arranged at the joint of the first rotating shaft and the storage box, a first gear is fixedly connected to the end, away from the first placing plate, of the first rotating shaft, a first rack is arranged below the first gear, the first rack is meshed with the first gear, and the first rack is connected with the storage box through an elastic piece; the movable seat and the base are connected through a horizontal sliding ...

New media advertisement putting method and system

The invention discloses a new media advertisement putting method and system, and the method comprises the steps: obtaining known media, carrying out the first marking of each known media, and generating an industry label to which the known media belong; judging the industry to which the target media belong, and performing second marking on the target media to obtain a target media industry label; screening out media having the same or similar industry with the target media from known media according to the target media industry label; calculating advertising effects of all advertising industries of known media which are the same as or similar to the target media, and screening out the advertising industries meeting conditions according to the advertising effects; and recommending or publishing the advertisement according to the screened advertisement industry.

Coordination control system and method for distributed power generation microgrid technology

The invention discloses a distributed power generation microgrid technology coordination control system, which comprises a distributed power generation DG system and a microgrid coordination control system, and is characterized in that the distributed power generation DG system comprises an energy storage module, an energy conversion module and a direct current bus connection module; the micro-grid coordination control system comprises a signal receiving and transmitting communication module, a micro-grid operation coordination central control module, a monitoring charge module, a coordination control module and a power distribution network measurement control module, and network interaction is established between the distributed power generation DG system and the micro-grid coordination control system. A distributed power supply is connected with an interface inverter to realize a coordination control system of a distributed power generation micro-grid technology. Compared with a method ...

Coal gas purification system and cleaning method thereof

The invention relates to the technical field of gas purification, and discloses a gas purification system and a cleaning method thereof. The coal gas purification system comprises a final cooling tower, a spraying liquid purification loop, a spraying liquid circulation loop and an oil supplementing assembly; a mist catcher is arranged at the top of the final cooling tower; the spraying liquid circulation loop conveys spraying liquid to the spraying head and the mist catcher; the spraying liquid purification loop comprises a spraying liquid intermediate tank, spraying liquid in the final cooling tower is conveyed into the spraying liquid intermediate tank through a first liquid guide pipe, and the purified spraying liquid in the spraying liquid intermediate tank is conveyed into the final cooling tower through a second liquid guide pipe; the oil supplementing assembly comprises a vacuum condensate tank arranged in the benzene washing and desulfurization process and is used for providing ...

Unmanned surface vehicle autonomous replenishment method based on visual and laser radar information fusion

The invention relates to an unmanned surface vehicle autonomous supply method based on vision and laser radar information fusion, and belongs to the technical field of unmanned surface vehicle autonomous supply. According to the method, the characteristic that visual image information is rich in feature is utilized, a visual detection result serves as prior information, visual positioning information and laser radar point cloud space information are fused, accurate docking positioning information is obtained, meanwhile, target fusion detection is carried out in combination with a target tracking prediction search box, and detection time is shortened. Through the fusion detection tracking system of the camera and the laser radar of the unmanned surface vehicle, the defects that the camera is easily influenced by light and meteorological conditions and the spatial information is inaccurate are overcome, a set of unmanned surface vehicle seaborne supply strategy is provided, autonomous detection ...

Data encryption method and device, computer equipment and computer readable storage medium

The embodiment of the invention provides a data encryption method and device, computer equipment and a computer readable storage medium, and the method comprises the steps: obtaining a to-be-encrypted data set, and enabling a plurality of pieces of to-be-encrypted data included in the to-be-encrypted data set to be in one-to-one correspondence with a plurality of objects; performing clustering processing on the plurality of objects according to the plurality of pieces of to-be-encrypted data to obtain a clustering category of each object; and according to the clustering category of each object, performing encryption processing on the to-be-encrypted data corresponding to each object to obtain encrypted data corresponding to each object. According to the embodiment of the invention, the plurality of objects can be clustered according to the plurality of to-be-encrypted data, and the to-be-encrypted data of each object is encrypted based on the clustering category of each object obtained ...

INTELLIGENT WEARABLE PRODUCT ANTENNA USING METAL WEARABLE PRODUCT CONNECTOR AS MAIN RADIATING BODY

The present invention provides an intelligent wearable product antenna using a metal wearable product connector as a main radiating body. The intelligent wearable product antenna comprises a housing, an FPC antenna, a metal screw, and a clasp. A main board is disposed in the housing, and the main board is provided with a ground point and a feedpoint. The FPC antenna is disposed in the housing, and is connected to the feedpoint and serves as a fine regulation part of the entire antenna. The metal screw is connected to the FPC antenna. The clasp is disposed on the side edge of the housing. The clasp is provided with a metal connecting body. The metal screw is fixed in the metal connecting body. The metal connecting body and the FPC antenna form a complete set of antenna to be connected to the main board. Therefore, the metal connecting body serves as an external antenna, increases the efficiency as well as the transmission and reception effects of the antenna, and reduces constraints and ...

Driving wheel of AGV full-automatic doffing trolley

A driving wheel of an AGV full-automatic doffing trolley comprises a power unit which comprises a motor and a gearbox, and a transmission gear is arranged at the transmission end of the motor; an encoder is arranged on the motor end cover, and the control end of the encoder is electrically connected with the driving end of the motor; the speed changing box comprises a box body and a speed changing gear assembly, the speed changing gear assembly is arranged in the box body, the power input end of the speed changing gear assembly is meshed with an input gear of a transmission gear of the motor, and the power output end of the speed changing gear assembly is meshed with the power transmission unit. The power transmission unit comprises a driving ring and a transmission ring, the driving ring is fixedly arranged on a base of the gearbox body, inner teeth are arranged on the inner ring in the circumferential direction, and convex teeth are arranged on the outer ring in the circumferential direction ...

In-order routing updating method, system and device and storage medium

The invention provides an in-order routing updating method, system and device and a storage medium, and the method comprises the steps: receiving an update link state notification message, and obtaining updated link information and a link event type; determining a router serving as a root node according to the updated link information; generating a convergence completion waiting list according to the determined root node and the link event type, and determining a route updating sequence; and after judging that the list waiting for convergence completion is empty, updating a routing forwarding information table. According to the invention, the updating sequence of the forwarding information tables of all routers in the domain is rapidly determined according to the change of the network topology, the traffic packet loss caused by the micro-ring formed by the simultaneous convergence of the routers is avoided, and the convergence speed is accelerated.

Connecting structure of box type steel column and concrete foundation beam

The utility model discloses a connecting structure of a box type steel column and a concrete foundation beam, which comprises a steel column body, a foundation beam body is arranged at the lower end of the steel column body, a positioning structure is arranged between the foundation beam body and the steel column body, and the positioning structure comprises a preformed groove, a positioning column and a rubber layer. According to the connecting structure of the box type steel column and the concrete foundation beam, the positioning structure is arranged, so that the steel column body can be conveniently positioned on the foundation beam body; by arranging a right-angle connecting plate, a first connecting hole, a second connecting hole, a first connecting groove, a first through hole, a first connecting bolt, a first notch, a second notch, a third connecting hole, a fourth connecting hole, a reinforcing plate, a second connecting groove, a second through hole and a second connecting bolt ...

SPECIMEN PREPARATION METHOD FOR ELIMINATING MEMBRANE PENETRATION EFFECT ON HIGHLY-WEATHERED ROCK

A specimen preparation method for eliminating a membrane penetration effect on a highly-weathered rock. The method makes an originally uneven surface of a specimen smooth using a cured liquid latex as a filler, thereby eliminating a membrane penetration effect on a highly-weathered rock. Specimen preparation steps comprise specimen cutting, pit filling, surface smoothing, specimen shaping, and specimen loading. The method can effectively eliminate disadvantageous influences of a membrane penetration effect on a highly-weathered rock, such that an obtained triaxial shear test result is true, reliable, and precise. In addition, the method features non-toxic test materials, low costs, feasible steps, simple operations, and a short test period, and can avoid the problem of test failures due to that protruding quartz particles on the surface of a specimen penetrate through a membrane under high pressure.

DATA MIGRATION METHOD AND DATA MIGRATION SYSTEM OF INTELLIGENT TERMINAL

The present invention provides a data migration method and a data migration system of an intelligent terminal. The method comprises the following steps: starting a data migration system of an intelligent terminal; selecting a target file to be migrated; selecting a target position of the migration; monitoring the size of the target file; if the size of the target file is smaller than or equal to a preset threshold, migrating the target file to the target position and storing the target file; and if the target file is greater than the preset threshold, sending out an alarm signal. According to the present invention, when a user migrates a large application file outwards, the intelligent terminal may send out an alarm signal to inform the user that the migration of the application file may cause an unsmooth feel in use of the application.

CUTTER WITH HARD COATING AND MANUFACTURING METHOD THEREFOR

Disclosed are a cutter with a hard coating, and a manufacturing method for the cutter. The cutter comprises a cutter body (10). A chip removal groove (11) and a spiral surface (12) are provided at the periphery of the cutter body. The circumferential length of the spiral surface is more than 0 percent and less than 80 percent of the circumferential length of the cutter body. A hard coating (2) is deposited on the spiral surface. The thicknesses of the hard coating at portions L3 and L4 from a tip end of the cutter body in an axial direction of the cutter body are H1 and H2 respectively, wherein L4 is greater than L3, and H2 / H1 is more than 1 and less than 1.5. The outer diameter of the portion, at the hard coating, of the cutter body is D1, and the outer diameter of the portion, outside the spiral surface, of the cutter body is D2, wherein D2 is less than D1. The cutter with a hard coating has a good machining effect and a long service life.

Online maintenance system and method for formation/capacity grading power supply equipment

The invention discloses an on-line maintenance system and method for formation/capacity grading power supply equipment, the formation/capacity grading power supply equipment comprises at least one power supply module, the system comprises a detection unit, a judgment unit, a determination unit and an execution unit, the module state of each power supply module is detected through the detection unit, and according to the module state of the power supply module, the power supply module is subjected to on-line maintenance. The method comprises the following steps of: judging whether a to-be-maintained module which does not meet a predetermined operation condition exists in all power supply modules or not through a judgment unit, if so, determining a maintenance parameter of each to-be-maintained module through a determination unit, and executing a maintenance operation matched with the maintenance parameter of the to-be-maintained module on each to-be-maintained module. It can be seen that ...

IMAGE PROCESSING METHOD, APPARATUS, AND DEVICE

Provided are an image processing method, apparatus, and device, said method comprising: obtaining target information, said target information being information representing the subject matter of a to-be-recommended image (S201); filtering images in a database according to the target information to obtain a to-be-recommended image (S202); placing said obtained to-be-recommended image into a target image fill template, and generating a set of to-be-recommended images having the same subject matter (S203). The described method avoids the manual filtering of images and avoids the manual generation of a set of images having the same subject matter, and thus improves image filtering efficiency, while also reducing by a certain degree the need for manual-labor resources.

POSITIONING DATA GENERATION METHOD, APPARATUS, AND ELECTRONIC DEVICE

A positioning data generation method, an apparatus and an electronic device. Said method comprises: acquiring laser point cloud data of a road and/or both sides of the road within a preset area range (S310); extracting, from the laser point cloud data, laser point data of key points of a target object on the road and/or both sides of the road, the target object being a road object that is easily identified on the road and/or both sides of the road and has stable attributes (S320); and storing the extracted laser point data of the key points as positioning data of the road (S330). The method is able to generate positioning data for high precision positioning with a small amount of data.

Rapid land making method based on reef disc

The invention provides a rapid land making method based on a reef disc. The rapid land making method comprises the following steps that S1, a channel entering an island reef is excavated; s2, reconnaissating the terrain of the island reef, and determining a plurality of nodes for constructing an offshore platform; s3, an offshore platform is built at the multiple nodes; s4, guide lines are arranged between the offshore platforms; and S5, a plurality of steel pipe piles are driven along the guide lines, and flat plates are installed on the steel pipe piles. According to the construction method, the offshore platform is constructed based on the island reef, the offshore platform serves as a base point to pile the piles and lay the flat plates to form the artificial land, and compared with a hydraulic reclamation technology, the construction steps of offshore platform construction, steel pipe pile driving and flat plate laying are simple, the workload is small, the mechanical degree is high ...

Non-motor vehicle lift car transportation system and using method

The invention discloses a non-motor vehicle lift car transportation system and a using method. The non-motor vehicle lift car transportation system comprises a supporting component and a lift car component. The supporting component comprises a slope top portal and a slope bottom portal. A rail longitudinal beam is arranged between the upper cross beams of the slope top portal frame and the slope bottom portal frame; the rail longitudinal beam is provided with a rail cross beam capable of reciprocating in the length direction and a driving device, and the rail cross beam is driven by the driving device to reciprocate. The rail cross beams are connected with the lift car components through a plurality of lift car pull rods, and the lift car components are suspended below the rail longitudinal beams; the slope bottom portal frame is provided with a control device capable of controlling the driving device to work; the control device can control the driving device to drive the rail cross beam ...

Remote automatic deslagging equipment suitable for large-size foundation pit

The invention provides remote automatic deslagging equipment suitable for a large-size foundation pit. Characterized in that; the main structure of the equipment comprises square steel framework stand columns, a steel plate barrel body, lifting lugs, a self-contained small generator and a hydraulic system, and the square steel framework stand columns are connected with the barrel wall of the steel plate barrel body through flanges so that storage and transportation can be facilitated. The problems that the deslagging efficiency of the large-size deep foundation pit is low, the investment of constructors is large, resources cannot be recycled, and the construction safety risk is high are mainly solved. And mechanical replacement is realized, and the construction cost and the safety risk are greatly reduced.

Reseeding swing arm type operation seed leakage positioning method and control system

The invention discloses a reseeding swing arm type operation positioning method. The method comprises the following steps: (1) a sugarcane seedling identification part; (2) a binocular distance measuring part; (3) a seed leakage position positioning part; and (4) a sugarcane seedling dynamic tracking part. The method is based on a two-stage camera seed leakage positioning strategy, the real-time performance of machine operation can be guaranteed, the reseeding accuracy can be guaranteed, and meanwhile the seed falling quality can be monitored. Based on a sugarcane seedling dynamic tracking strategy, front and back frames of a video can be associated, sugarcane seedling position information is ensured not to be lost, and the accuracy of seed missing positioning is improved. The sugarcane seedling characteristic network model, the sugarcane seedling position information and the sugarcane seedling depth information are integrated through embedded equipment, and the embedded equipment serves ...

Battery cell formation and capacity grading system signal acquisition circuit and equipment based on DCS (Distributed Control System) architecture

The invention discloses a DCS architecture-based battery cell formation and capacity grading system signal acquisition circuit and equipment, the circuit is applied to a battery cell formation and capacity grading system, the system comprises a plurality of storage locations, each storage location comprises the circuit, the circuit comprises a middle computer, a target battery cell and a power supply module, the middle computer is used for acquiring target battery cell data of the target battery cell, and the power supply module is used for supplying power to the target battery cell; data processing operation is executed on the target battery cell data to obtain a data processing result, and the data processing result is sent to the power supply module; the power module is used for receiving the data processing result and generating module regulation and control parameters according to the data processing result. It can be seen that the collection line and the power line can be decoupled ...

HOUSEHOLD PHOTOVOLTAIC SYSTEM AND SMART MICRO-GRID SYSTEM

A household photovoltaic system and a smart micro-grid system, the household photovoltaic system comprising a photovoltaic assembly module (100), a household photovoltaic inverter (200) and an AC grid (300). The household photovoltaic system further comprises a monitoring assembly (400) and a wireless communication assembly (500). The monitoring assembly (400) comprises a DC side monitoring assembly (401) and an AC side monitoring assembly (402). The DC side monitoring assembly (401) is used to monitor operating parameters of the output terminal of the photovoltaic assembly module (100); and the AC side monitoring assembly (402) is used to monitor operating parameters of the output terminal of the household photovoltaic inverter (200). The wireless communication assembly (500) comprises a DC side wireless communication assembly (501) and an AC side wireless communication assembly (502); the DC side wireless communication assembly (501) and AC side wireless communication assembly (502) are ...

Battery pack physical position identification device and method, and photovoltaic power station opening addressing method

The invention relates to a battery pack physical position identification device and method and a photovoltaic power station opening addressing method, which simplify the physical architecture for battery pack physical position identification, realize automatic address allocation through a special address bus, and improve the efficiency of the battery pack physical position identification. Compared with a traditional method of calibrating the address of the battery pack through a physical dial switch or manually, the method has higher processing efficiency and disposal reliability, can effectively improve the installation efficiency of the battery pack and even a photovoltaic power station, triggers the physical position recognition of the battery pack when the station opening operation is executed, achieves the automatic starting and position recognition of the battery pack, and improves the safety of the battery pack. Opening user operation is reduced, operations such as battery pack physical ...

Photoetching hot spot detection method and device, storage medium and equipment

The invention discloses a photoetching hot spot detection method and device, a storage medium and equipment, and is applied to the technical field of semiconductors. The method comprises the following steps: firstly, acquiring a photoetching layout to be detected, extracting typical pattern features representing pattern information of the photoetching layout, and then inputting the typical pattern features into a pre-constructed photoetching hot spot detection model (comprising a convolutional layer, a full connection layer and an output layer) to obtain photoetching hot spots in the photoetching layout. Visibly, the typical pattern features representing the pattern information of the photoetching layout to be detected are input into the pre-constructed photoetching hot spot detection model for detection, so that the typical pattern features (namely geometric features of wiring layout in the photoetching layout) contained in the photoetching layout are fully considered in the detection ...

Battery explosion-proof valve, battery plug-in box and electric equipment

The invention provides a battery explosion-proof valve, a battery plug-in box and electric equipment, the battery explosion-proof valve comprises a fire-fighting medium pipeline and a shell, the fire-fighting medium pipeline is provided with a medium outlet, and the medium outlet is connected with a protective film to block a fire-fighting medium in the fire-fighting medium pipeline; the shell is provided with a cavity and further provided with a first opening and a second opening which are communicated with the cavity, the fire-fighting medium pipeline is arranged in the first opening in a matched mode, a piercing assembly is arranged in the cavity and can move relative to the fire-fighting medium pipeline so that the piercing assembly can pierce the protective film, and the cavity is suitable for being communicated with an inner cavity of the battery plug-in box through the second opening. When explosion occurs in the battery plug-in box, the fire-fighting medium pipeline is conducted ...

Magnetic induction intensity measuring device and method

The invention provides a magnetic induction intensity measuring device, which is applied to the technical field of magnetic induction, and comprises a control module used for controlling a transmission mechanism to move according to a set displacement and/or rotation angle, the transmission mechanism is used for moving according to the set displacement and/or rotation angle under the control of the control module, and the control module is used for controlling the transmission mechanism to move according to the set displacement and/or rotation angle. The transmission mechanism is connected with the magnetic induction probe, so that the magnetic induction probe synchronously moves along with the transmission mechanism, and the magnetic induction probe is connected with the transmission mechanism and is used for synchronously moving along with the transmission mechanism so as to measure the magnetic induction intensity of the ECR ion source magnet. The invention further provides a magnetic ...

Large-diameter long pile combined hole forming construction method under super-thick hard rock condition

According to the large-diameter long pile combined hole forming construction method under the super-thick hard rock condition, the rock drilling capacity of a drilling machine is improved through the rotary drilling machine with the large axial pressure and the large output torque, a large-diameter down-the-hole hammer is used for coring in the first-stage drilling process, the integrity of a rock stratum is damaged, a free face is created for broaching of a cutting tooth drill of the multi-stage rotary drilling machine, the drilling speed is increased, and the drilling efficiency is improved. The efficiency of a drilling machine is improved, drill bit abrasion is reduced, and the problem that hard rock has large lateral constraint on a drilling tool when a conventional rotary drilling bit drills from the center of a pile is solved. And then the diameter of the drill hole is gradually enlarged in a relay mode through a rotary drilling rig pick drill till drilling reaches the designed pile ...

Nano carbon nitride modified by small organic molecules as well as preparation method and application of nano carbon nitride

The invention relates to the technical field of material preparation, in particular to small organic molecule modified nano carbon nitride as well as a preparation method and application thereof.According to the characteristic that the molecular structure of carbon nitride is easy to modify, small organic molecules and carbon nitride are coupled through ball milling, so that the light response capability of a functionalized carbon nitride material is effectively enhanced; the compounding time of photo-induced electron hole pairs is delayed, so that the photocatalytic performance is improved. The invention aims to solve the problem that the photocatalytic performance is not ideal enough due to low quantum efficiency when single-phase carbon nitride is used as a catalyst at present, and the preparation method is simple, the raw materials are cheap and easy to obtain, the environmental pollution is low, large-scale industrial production is facilitated, and the preparation method has remarkable ...

INVISIBLE RIBBON OPTICAL CABLE FOR INDOOR WIRING

An invisible ribbon optical cable for indoor wiring, comprising: 2-10 invisible optical fiber units (2). The outer diameter of each invisible optical fiber unit (2) is 500-1500 μm. A protective layer (1) covers each invisible optical fiber unit (2), and each invisible optical fiber unit (2) and the outer protective layer (1) thereof are integrally formed by means of extrusion molding. The protective layer (1) is made of a polyvinyl chloride elastomer, a low smoke zero halogen flame-retardant polyolefin elastomer, or a low smoke zero halogen flame-retardant thermoplastic polyurethane elastomer. The invisible optical fiber unit (2) comprises a coated optical fiber (2b) and an invisible coating (2a) which covers the coated optical fiber (2b). The materials of the invisible coating (2a) comprise nylon and polyvinyl chloride.

Combined battery cell module, battery pack and module preparation method

The invention provides a combined battery cell module, a battery pack and a module preparation method, and belongs to the technical field of new energy batteries. The module comprises a fixed battery cell group and a conversion battery cell group, the fixed battery cell group comprises a plurality of first battery cells, and the plurality of first battery cells are sequentially connected in series. The conversion battery cell group comprises a plurality of second battery cells, the conversion battery cell group comprises a plurality of second battery cells, and the conversion battery cell group adjusts the output voltage of the conversion battery cell group by changing the connection relation of the plurality of second battery cells. And the fixed cell group and the conversion cell group are connected in series. By adopting the combined battery cell module, the battery pack and the module preparation method provided by the embodiment of the invention, the problems of fixed module voltage ...

Powder feeding gun of radio frequency plasma balling machine

The invention discloses a radio frequency plasma balling machine powder feeding gun which comprises a hollow powder feeding gun head, the center of the powder feeding gun head is coaxially sleeved with a probe powder feeding cavity body and a middle-layer flow dividing pipe in sequence from inside to outside, spherical molybdenum powder can be manufactured through the radio frequency plasma balling machine powder feeding gun, the production cost is reduced, and the production efficiency is improved.

Full-supporting rail bearing platform, ballastless track and supporting assembly

The invention provides a full-supporting rail bearing table, a ballastless track and a supporting assembly, and the full-supporting ballastless track comprises the full-supporting rail bearing table which comprises a ballastless track plate body and two rail bearing units; each rail bearing unit comprises a straight-through plate, a plurality of blocking shoulders, a plurality of cushion layers and a full-supporting component. The straight-through plate extends in the running direction of the train and is in a long strip shape. A plurality of blocking shoulders which are arranged at intervals in the running direction of the train are formed on the two sides of the straight-through plate respectively, and any two adjacent blocking shoulders on the different sides are arranged in a staggered mode; the cushion layer corresponds to the end parts of the retaining shoulders and is laid between the end parts of the opposite retaining shoulders on different sides, the cushion layer comprises a ...

Centrifugal fan blade, centrifugal fan and air conditioning device

The invention provides a centrifugal fan blade, a centrifugal fan and an air conditioning device. The centrifugal fan blade comprises a body, the body comprises a top plate, a bottom plate and a hub, the hub is arranged on the bottom plate, the top plate and the bottom plate are oppositely arranged, and the hub is provided with a shaft hole; the first fan blade is arranged between the top plate and the bottom plate; the second fan blades are arranged on the hub and located on the inner sides of the first fan blades; wherein in the preset plane, the central axis of the shaft passing hole and the front edge vertex of the first fan blade form a first straight line, the central axis of the shaft passing hole and the front edge vertex of the second fan blade form a second straight line, and an installation relative angle a is formed between the first straight line and the second straight line and meets the condition that a is larger than or equal to 2 degrees and smaller than or equal to 8 degrees ...

Cotton yarn production equipment

The invention relates to cotton yarn production equipment, and belongs to the technical field of cotton yarn production. The reciprocating bale plucker comprises a reciprocating bale plucker body, a bale plucking arm is arranged on the reciprocating bale plucker body, the reciprocating bale plucker further comprises dust hoods, an air conveying pipe, an air pump and a first filtering mechanism, the dust hoods are arranged on the two sides of the bale plucking arm, openings of the dust hoods extend downwards, and the first filtering mechanism is arranged on the bale plucking arm. The dust suction cover is communicated with the first filtering mechanism through an air conveying pipe, the air pump is arranged on the cotton grabbing arm, the input end of the air pump is communicated with the dust suction cover through the air conveying pipe, and the output end of the air pump is communicated with the first filtering mechanism through the air conveying pipe. And the first filtering mechanism ...

Multifunctional electric field monitoring and near electricity early warning protection bracelet

The invention discloses a multifunctional electric field monitoring and near-electricity early warning protection bracelet, and relates to the field of near-electricity early warning protection devices. At present, a near-current early-warning device in the market still has some defects such as easy forgetting to carry by an operator, inconvenience in carrying, inconvenience in gear adjustment, single function and the like. Comprising a bracelet body and wearing accessories arranged at the two ends of the bracelet body, the bracelet body comprises a bracelet shell and a touch screen arranged on the front face of the shell, and a power module, a micro-control unit, a clock module, a field intensity detection module, a distance measurement module, a Bluetooth module, a vibration sound-light alarm module and a heart rate monitoring module are arranged in the bracelet shell. According to the invention, the device is convenient for a wearer to use, achieves the real-time field intensity detection ...

Energy storage device and system and control method thereof

The invention discloses an energy storage device and system and a control method thereof, and relates to the technical field of energy storage. The energy storage device comprises a battery pack, the battery pack is electrically connected with a control circuit, and the control circuit is electrically connected with a control component; a first switch tube is arranged between the battery pack and the control circuit; the first switch tube is connected with a second switch tube in parallel, and the second switch tube is electrically connected with the control component; by closing the first switch tube, the electric energy in the battery pack is transmitted to the control circuit through the battery bus, and the control circuit converts the electric energy of the bus into a low-voltage power supply required for activating the control component. The problem that in the prior art, when an energy storage system is in a black start state, an external power source needs to be used for starting ...

Tunnel positioning geotextile construction method

The invention discloses a tunnel positioning geotextile construction method which comprises the following steps: step 1, manufacturing a positioning geotextile, and spraying, paving and hanging a center line, a lapping line and a positioning mark point on the same side surface of a positioning geotextile base body according to drawing requirements during construction; step 2, contour inspection and base surface arrangement; step 3, laying out and positioning a laying and hanging center line; 4, positioning geotextile laying and hanging center lines and fixing; fifthly, hot melting gaskets are bound according to the positioning mark points, and the hot melting gaskets are sequentially bound from the laying and hanging center line to the arch parts on the two sides and then to the fixed positioning mark points on the side wall; and 6, circularly laying the positioning geotechnical cloth. Manual measurement is not needed in the paving and hanging process, the construction efficiency is high ...

Granary manhole system

The invention discloses a granary manhole system, and relates to the technical field of grain storage engineering. The device specifically comprises a platform panel arranged on the upper portion of the granary, a through opening is formed in the side edge of the platform panel, a first crawling ladder extending downwards is arranged in the through opening, a second crawling ladder is arranged on the side wall, above the platform panel, of the granary and extends upwards to a manhole cover plate, a grating plate is arranged below the manhole cover plate, and the grating plate is arranged on the side wall of the granary. An opening is formed in the position, corresponding to the second ladder stand, of the grating plate, and an inner sealing layer is arranged below the grating plate; and a sampler is arranged on the platform panel. The system integrates explosion venting, rescue and sampling, is high in safety, and can greatly improve the operation efficiency.

Bundling pipe

The invention relates to the technical field of communication optical cable protection, and provides a bundling pipe which comprises an outer protective sleeve and a solid cylinder arranged in the outer protective sleeve, and a plurality of optical cable placement cavities used for laying optical cables are formed in the solid cylinder; the outer protective sleeve comprises a plurality of hard protective sleeves, each hard protective sleeve is movably connected with the solid column body through an elastic part, the adjacent hard protective sleeves are rotationally connected, and avoiding spaces for the hard protective sleeves to rotate are formed between the adjacent hard protective sleeves; wherein one end face of each hard sheath is provided with a hanging lug, the other end face of each hard sheath is provided with a mounting groove, the inner circumferential wall of each mounting groove is fixedly provided with a connecting shaft, and the hanging lug of each hard sheath is rotationally ...

EXTRACTOR HOOD FLOW GUIDE DEVICE

An extractor hood flow guide device, comprising an upper flow guide barrel (6) and a lower flow guide barrel (9). The outer diameter of the lower flow guide barrel (9) is less than the inner diameter of the upper flow guide barrel (6). The upper end of the lower flow guide barrel (9) extends into the lower end of the upper flow guide barrel (6), and a space (7) is maintained between the upper end of the lower flow guide barrel and the lower end of the upper flow guide barrel. An annular air channel (8) is provided at the outer side of the lower flow guide barrel (9). An air inlet (4) is provided at one side of the annular air channel (8). The annular air channel (8) is inclined gradually upwards from one side of the air inlet (4) to its opposite side, passes through the space (7), and then is communicated with the inner cavity of the upper flow guide barrel (6). By using the flow guide device, the running noise and energy consumption of an extractor hood can be reduced, and oil fume suction ...

FORMING DEVICE AND FORMING PROCESS FOR OPTICAL CABLE SHEATH OF EMBEDDED RIGID REINFORCED ELEMENT

A forming device and a forming process for an optical cable sheath of an embedded rigid reinforced element. The forming device comprises: a plastic extruding machine (1), which comprises a machine head (11) used for processing an embedded rigid reinforced element; a cable core guiding device (2), which is internally provided with a cable core channel (21), wherein the cable core channel (21) communicates with a die opening of the plastic extruding machine (1), and a cooling device (22) is arranged around the cable core channel (21); a vacuum sizing sleeve (3), which is internally provided with a sizing channel (31) used for forming an optical cable, wherein the sizing channel (31) communicates with a material outlet of the plastic extruding machine (1), and a vacuum interlayer (32) is provided outside of the sizing channel (31). By means of the forming device precisely controlling the dimensions of an optical cable sheath of an embedded rigid reinforced element, and by means of adding a ...

CUTTER COMPOSITE COATING, CUTTER, AND METHOD FOR PREPARING CUTTER COMPOSITE COATING

A cutter composite coating, a cutter, and a method for preparing a cutter composite coating, applicable to the technical field of drilling tools. The cutter composite coating comprises a core layer (3) and a top layer (4). The core layer (3) is a MeAlX composite layer and has a thickness of 0.1 to 10 μm, and the top layer (4) is a tetrahedral amorphous carbon film layer and has a thickness of 0.01 to 10 μm, wherein Me represents at least one of metallic elements such as Ti, Cr, V, Mn, Fe, Co, Ni, Cu and Zr and a nonmetallic element, Si, X represents one or two or three of N, C and B, and the atomic ratio of Al content in MeAlX satisfies 0.30≤Al/(Al+Me)≤0.80. The cutter comprises a cutter substrate and the cutter composite coating. The method for preparing a cutter composite coating is used for preparing the cutter composite coating. The present invention can decrease the drill bit breakage rate, improve the service life of a cutter by 4 to 10 times, can ensure drilling quality, and reduce ...

POSITIONING METHOD, DEVICE, AND ELECTRONIC APPARATUS

A positioning method, a device, and an electronic apparatus. The method comprises: acquiring, on the basis of a GNSS position of a vehicle, reference positioning data of the road surroundings of the vehicle (S320); extracting, from laser point cloud data of the road surroundings output by a laser sensor of the vehicle, positioning data awaiting matching of the road surroundings (S330, S340), the reference positioning data and the positioning data awaiting matching both comprising laser point data of key points of easily identifiable road objects having stable properties on the road around the vehicle and/or on two sides of the road; performing, on the basis of one or more sampling positions corresponding to the vehicle at a previous time instance, forward simulation of a motion state of the vehicle, and acquiring one or more sampling positions corresponding to the vehicle at the present time instance (S350); converting, on the basis of the one or more sampling positions corresponding to ...

Composite material for treating mine wastewater based on sulfate reducing bacteria liquid and preparation method thereof

The invention provides a composite material for treating mine wastewater based on sulfate reducing bacteria liquid. A preparation method of the composite material comprises the following steps: preparing ageratina adenophora biochar; nano iron is loaded on the biochar; preparing a mixed solution of sodium carboxymethyl cellulose and sodium alginate; adding a charcoal-loaded nano zero-valent iron material, sodium lactate and an SRB bacterial solution into the mixed solution, and uniformly stirring to obtain a mixture; dropwise adding the mixture into a CaCl2 solution for crosslinking to obtain SRB particles; preparing biological ferrous sulfide coated particles; and uniformly mixing the SRB particles with the biological ferrous sulfide coated particles. The ageratina adenophora charcoal is combined with sodium lactate to serve as a carbon source, and the method can be used for treating mine wastewater in a permeable reactive barrier technology; during wastewater treatment, the starting speed ...

Vehicle data acquisition and processing device

The embodiment of the invention discloses a vehicle data collecting and processing device which comprises a collecting module, a single-chip microcomputer, a data interface connector and a data post-processing module. The acquisition module acquires vehicle data and transmits data to the single-chip microcomputer through an I/O interface; the single chip microcomputer processes the whole vehicle data and transmits the processed whole vehicle data to the upper computer; the data interface connector is used for connecting the single chip microcomputer and the upper computer with the domain controller so as to realize data flashing and/or data reading of the domain controller; and the data post-processing module performs data post-processing on the whole vehicle data and performs data interaction with preset software. Through the scheme of the embodiment, the hardware integration level is improved, the redundancy and wiring harness arrangement of equipment are reduced, the cost is saved, data ...

Seed supply system of transverse sugarcane planter and control method of seed supply system

The invention discloses a seed supply system of a transverse sugarcane planter and a control method of the seed supply system, and the seed supply system comprises a sugarcane seed conveying belt, the lower end of the front side of the sugarcane seed conveying belt is a sugarcane raking lifting section; the sugarcane storage push plate is mounted on the front side of the sugarcane seed conveying belt and corresponds to the sugarcane raking lifting section; the lifting mechanism is used for driving the sugarcane storage push plate to turn over up and down; the first distance measuring sensor is mounted above the sugarcane raking lifting section; the torque sensor is mounted at a rotating shaft of the power motor; the sugarcane sorting pressing plate is mounted above the front side of the sugarcane seed conveying belt in a manner of being capable of elastically moving up and down; the second distance measuring sensor is mounted above the sugarcane sorting pressing plate; the photoelectric ...

Production method of centrifugal nodular cast iron pipe

The invention relates to the technical field of centrifugal casting, and particularly discloses a production method of a centrifugal nodular cast iron pipe. According to the production method of the centrifugal nodular cast iron pipe, the ferrite-based nodular cast iron pipe can be directly obtained in a cast state, a heat treatment procedure in a traditional process is not needed, and therefore energy consumption and production cost are effectively reduced, production efficiency is improved, and production cost is reduced. The method has the advantages that the problem that the size and quality of a nodular cast iron pipe are inconsistent easily due to a traditional heat treatment process is solved, more importantly, on the premise that the traditional heat treatment process is omitted, the performance of the nodular cast iron pipe is remarkably improved, the tensile strength of the prepared nodular cast iron pipe is 600-650 MPa, the yield strength is 440-525 MPa, the ductility is larger ...

Industrial 5G networking system

The invention provides an industrial 5G networking system, which is characterized in that one end of a switch is connected with field terminal equipment, and the other end of the switch is connected with a first router; the first communication terminal is connected with the first router; the first 5G base station is connected with the first communication terminal; the second 5G base station is connected with the first 5G base station, and the MEC platform receives field terminal data sent by the first 5G base station through the 5G core network; the second communication terminal is connected with the second 5G base station; the first port of the second router is connected with the second communication terminal; the video server is connected with the second router; thus, the 5G core network sinks to the plant area, the data can be forwarded locally by the plant area, and compared with a mode of centralized forwarding by an operator, the stability of data transmission is improved, and the ...

Router identifier conflict detection method and device, storage medium and electronic equipment

The invention provides a router identifier conflict detection method and device, a storage medium and electronic equipment, and relates to the field of network technology and security technology. The method comprises the following steps that: receiving end routing equipment receives a link state notification, wherein the link state notification comprises a source router identifier; the receiving end routing equipment determines that the source router identifier is the same as the router identifier of the receiving end routing equipment; the receiving end routing equipment judges whether the interval time between the received link state notification and the link state notification generated by the receiving end routing equipment last time does not exceed a conflict detection interval or not, and the link notification time limit of the receiving end routing equipment is smaller than a preset link state notification survival time threshold value; if yes, increasing a conflict statistics number ...

CUTTER COMPOSITE COATING, CUTTER, AND METHOD FOR PREPARING CUTTER COMPOSITE COATING

A cutter composite coating, a cutter, and a method for preparing a cutter composite coating. The cutter composite coating comprises a basal layer (1) coated on a cutter body and an outermost top layer (4). The basal layer (1) is a diamond layer or a cubic boron nitride layer and has a thickness of 1 to 40 μm, and the top layer (4) is a tetrahedral amorphous carbon film layer and has a thickness of 0.01 to 15 μm. The cutter comprises a cutter substrate and the cutter composite coating. The method for preparing a cutter composite coating is used for preparing the cutter composite coating. According to the provided cutter composite coating, cutter, and method for preparing a cutter composite coating, by depositing, on the surface, a multilayer nanocomposite coating having high hardness, a low coefficient of friction, a good bonding force and good high temperature resistance, the wear resistance of a cutter is significantly improved, the drill bit breakage rate is greatly decreased, and the ...

Steel bar straightening protection device

The steel bar straightening protection device comprises a bearing table, a damping outer frame and a protection outer ring, telescopic adjusting rods are fixed to the lower portions of the left end and the right end of the bearing table, supporting columns are distributed at the lower ends of the telescopic adjusting rods, and supporting frames are fixed to the upper portions of the left end and the right end of a movable plate. A main protection rod is connected to the top end of the supporting frame, a safety protection net plate is connected to the upper portion of the right end of the bearing table, a stable supporting rod is arranged on the left side of the middle of the safety protection net plate, a vertical rod is arranged in the safety protection net plate, and a transverse rod is transversely connected to the middle of the vertical rod. A steel bar limiting through hole is formed in the middle of the safety protection net plate. The reinforcing steel bar straightening protection ...

Laminated slab storage device

The invention discloses a laminated plate storage device which comprises a plane storage rack and a vertical support. The multiple plane storage racks are arranged in a stacked mode and used for supporting the laminated plates in a layered mode, and the vertical supports are connected between every two adjacent plane storage racks so as to form a plurality of laminated plate storage spaces with the adjacent plane storage racks. According to the laminated slab storage device, the multiple laminated slab storage spaces are formed in the vertical direction, a certain number of laminated slabs can be stored in each laminated slab storage space, three-dimensional layered storage of the laminated slabs is achieved, the storage number of the laminated slabs in unit area is increased, and the space of a construction site is greatly saved.

Data processing method and device based on cloud product and storage medium

The invention provides a data processing method and device based on a cloud product and a storage medium. A server applied to the cloud product; the cloud product comprises a sub-front end and a rear end; the sub-front ends are in one-to-one correspondence with the rear ends; the method comprises the following steps: receiving a page access request from user equipment; the page access request comprises an identifier of a request page and an identifier of a sub-front end where the request page is located; the page access request is used for requesting to obtain a request page; obtaining a target sub-front end corresponding to the identifier of the sub-front end according to a preset first corresponding relation; obtaining a request page corresponding to the identifier of the request page from the target sub-front end according to a second corresponding relationship in the target sub-front end; sending the request page to the user equipment; the request page is used for the user equipment ...

Communication control method and device of network filter and electronic equipment

The embodiment of the invention discloses a communication control method and device of a network filter and electronic equipment, and relates to the technical field of network filters, the method interacts among a plurality of network filters based on passable communication signals, the network filters of different models are associated, and at the moment, the communication signals are transmitted to the network filters. Communication channels are constructed according to network filters of different models, the communication channels are constructed based on the network filters of different models, and passable communication signals are limited through the network filters of different models, so that the signals are screened step by step, the targeted communication channels are formed, and the requirements of specific scenes are met. And if the communication channel does not meet the use of the current scene, the matching of the plurality of network filters is autonomously regulated and ...

Karst stratum pile-forming construction method

The invention provides a karst stratum pile-forming construction method. The karst stratum pile-forming construction method comprises the following steps that S1, geological investigation is conducted on a construction area; s2, the depth of a steel casing is determined according to the geological condition of the pile hole position, and the steel casing is buried; s3, drilling is conducted to form a first pile hole, and the first pile hole is cleaned till the sediment requirement is met; s4, drilling is conducted to form a second pile hole, and meanwhile, a reinforcement cage is hung in the first pile hole; s5, back pressure plugging is conducted on the second pile hole, and concrete pouring is conducted on the first pile hole; s6, secondary drilling is conducted on the second pile hole, and the second pile hole is cleaned till the sediment requirement is met; and S7, a reinforcement cage is hung in the second pile hole, concrete is poured, and meanwhile drilling of the next pile hole ...

TFT ARRAY SUBSTRATE, AND LIQUID CRYSTAL DISPLAY PANEL

A TFT array substrate (10), comprising a substrate (11) and a TFT switch (101) formed on the substrate (11). The TFT switch (101) comprises a polysilicon layer (12), a gate (13), a first lightly-doped region (14), and a heavily-doped region (15). The polysilicon layer (12) comprises two opposite extension sections (121) and a main section (122) connecting end portions of the two extension sections (121). The gate (13) is arranged across the two extension sections (121). The heavily-doped region (15) is formed at the main section (122) of the polysilicon layer (12) and on a side of the gate (13). The first lightly-doped region (14) is formed at a middle portion of the heavily-doped region (15).

VERIFICATION METHOD AND APPARATUS

Provided are a verification method and apparatus. The method comprises: sending a verification mode request to a server; generating prompt information according to a verification mode returned by the server, to prompt a user to input the verification mode; and acquiring a state parameter of a terminal, and sending the state parameter to the server, for the server to confirm that the verification is passed when the server verifies that the state parameter matches the verification mode. By means of a technical solution of the present application, a client robot behaviour can be effectively avoided, so that verification accuracy is improved, without decreasing the user experience.

LITHOGRAPHY HOTSPOT DETECTION METHOD AND APPARATUS, AND STORAGE MEDIUM AND DEVICE

A lithography hotspot detection method and apparatus, and a storage medium and a device, which are applied to the technical field of semiconductors. The method comprises: first, acquiring a lithography layout to be subjected to detection, and extracting a typical pattern feature that represents pattern information thereof; and then inputting the typical pattern feature into a preconstructed lithography hotspot detection model (comprising a convolutional layer, a fully connected layer and an output layer), so as to obtain a lithography hotspot in the lithography layout. It can be seen that the method involves inputting a typical pattern feature that represents pattern information of a lithography layout to be subjected to detection into a preconstructed lithography hotspot detection model for detection, such that the typical pattern feature (i.e. a geometric feature of a wiring arrangement in the lithography layout) contained in the lithography layout is fully taken into consideration during ...

Underground garage CO toxic gas monitoring alarm device based on 51 single chip microcomputer control

... 一种基于51单片机控制的地下车库CO有毒气体监测报警装置，它包括控制芯片，与控制芯片输出口连接的显示系统、制动系统以及报警模块，与控制芯片的输入口连接的无线通信接收模块以及与无线通信接收模块连接的无线通信发射模块，无线通信发射模块与一氧化碳传感器模块连接；无线通信接收模块为无线ZigBee接收模块，无线通信发射模块为无线ZigBee发射模块，其中制动系统包括至少1个抽风机。本实用新型能解决地下车库中的CO气体浓度超标，且不能很有效的被排放的问题。 ...

ICON SORTING METHOD AND SYSTEM FOR INTELLIGENT TERMINAL

The present invention provides an icon sorting method and system for an intelligent terminal. The icon sorting method comprises the following steps: setting a color order for sorting the icons in the intelligent terminal; selecting all or some of the icons of the intelligent terminal; obtaining color dominant tone values of the icons; classifying the color dominant tone values of the icons to obtain a color category to which the icons belong; and sequentially arranging and displaying the icons according to the color category to which the icons belong and the preset color order. According to the technical solution of the present invention, a user is allowed to sort a plurality of icons, and can set the color sorting mode of the icons according to personal preference to achieve one-click automatic sorting of desktop icons, so that the sorting operation of the desktop icons of the intelligent terminal is more convenient, time-saving and humanized, thereby improving user experience.

Assembling and welding device for inner convex mounting seat of inner ring assembly of engine

The invention relates to an assembling and welding device for an inner convex mounting seat of an inner ring assembly of an engine, which comprises a chassis, a supporting ring, a steel positioning ring, a copper positioning ring, a guide post, a pressing disc gland and a shoulder nut, and a funnel-shaped mounting surface formed after the steel positioning ring and the copper positioning ring are connected and mounted is matched with the outer wall of the engine inner ring assembly to be machined in shape. Compared with a traditional tool, the limiting device uses the inner molded surface to limit the metal plate inner ring, the two annular pressing blocks with different diameters press the metal plate inner ring to automatically align the axial position and the circumferential position of the metal plate inner ring, clamping and positioning are accurate, rapid and stable, and dismounting is convenient and rapid; after assembling and welding, the concentricity of the two ends of the metal ...

Cut-in constant-voltage protection circuit, control method and device and computer storage medium

The invention discloses a cut-in constant voltage protection circuit, a control method, a control device and a computer storage medium, which are applied to formation/capacity grading equipment for formation/capacity grading of a plurality of series battery cells, and the circuit comprises at least one cut-in constant voltage protection device which is respectively connected with the corresponding battery cells in parallel, the device comprises a voltage stabilizing module and a cut-in module which are connected in series, the cut-in module is used for cutting in the voltage stabilizing module into a battery cell loop when a battery cell connected in parallel with the corresponding cut-in constant voltage protection device enters a constant voltage protection state, and the voltage value of the voltage stabilizing module after cut-in needs to meet a preset voltage condition, so that the current flowing through the battery cell is zero; and the current output by the constant current/constant ...

CUTTER HAVING HARD COATING AND SUPERHARD COATING, AND MANUFACTURING METHOD THEREFOR

A cutter having a hard coating and a superhard coating, and a manufacturing method therefor. The cutter comprises a cutter body (10), a chip groove (11) and a helicoid (12) being provided on the outer periphery of the cutter body; the circumferential length of the helicoid ranges from 0% to 80% of the circumferential length of the cutter body, a hard coating (2) is deposited on the helicoid, the thickness of the hard coating at positions where the distances to the tip end of the cutter body are L3 and L2 in the axial direction of the cutter body is H1 and H2, respectively, L2 being greater than L3, and the ratio of H2/H1 ranging from 1 to 1.5; the outer diameter of the cutter body at the hard coating is D1, and the outer diameter of the cutter body outside the helicoid is D2, D2 being less than D1; and the cutter body is further provided with a superhard coating (6), the superhard coating being deposited on the surface of the cutter body and the surface of the hard coating. The cutter having ...

Battery cell formation and capacity grading data processing method and distributed control system

The invention discloses a battery cell formation and capacity grading data processing method and a distributed control system, the system is used for realizing formation and capacity grading control of a battery cell and comprises a plurality of storage locations, each storage location is provided with a middle computer corresponding to the storage location, and the middle computer comprises an acquisition unit, a determination unit and an execution unit. The storage location data of the corresponding target storage location is collected through the collection unit, the data processing type of the target storage location is determined through the determination unit, and the data processing parameters are determined based on the storage location data of the target storage location corresponding to the middle computer and the data processing type. And executing a data processing operation matched with the data processing parameter of the target storage location through an execution unit to ...

Lapping device for pure magnesium ingot spheroidizing by bell jar method

The ladle cover device comprises a ladle cover body covering a spheroidizing ladle opening, a pressure relief opening flange is arranged above the ladle cover body, the pressure relief opening flange is movably connected with a pressure relief blind flange through a bolt, the upper end of the bolt is welded to the outer side of the pressure relief blind flange, and the lower end of the bolt is welded to the outer side of the pressure relief blind flange. A bolt is welded to the lower end of the pressure relief opening flange, a nut is arranged at the lower end, penetrating through the pressure relief opening flange, of the bolt, a stop iron elbow is welded to the lower portion of the pressure relief opening flange, the opening direction of the stop iron elbow is the horizontal direction, and a bell jar magnesium pressing rod is fixedly connected to the lower portion of the center in the ladle cover body. The device is simple in structure, easy to manufacture and install, capable of being ...

Tank transportation protection structure of low-temperature tank car

The invention discloses a low-temperature tank car tank transportation protection structure, and relates to the technical field of tank car protection, the low-temperature tank car tank transportation protection structure comprises a tank body, a positioning frame set and a protection assembly, the positioning frame set comprises a top frame and a bottom frame which are fixed on the upper side and the lower side of the tank body, and the protection assembly comprises a frame set movably assembled on the surface of the bottom frame; a driving mechanism is mounted in the bottom frame, a plurality of blocking mechanisms are detachably assembled in the tank body, and the driving mechanism is used for driving the blocking mechanisms to unfold; according to the technical scheme, the protection assembly is designed, a driving mechanism is used for driving a frame set and a protective fence to synchronously shift up and down, then the height of the whole tank car is changed so as to cope with different ...

Bacterium for adsorbing heavy metals and application thereof

The invention provides a bacterium capable of adsorbing heavy metals, the strain of the bacterium is classified and named as bacillus paramycoides U-3, and the preservation number of the bacterium is GDMCC NO: 63088. The bacterium provided by the invention has high urease activity and can be used for microbe-induced calcite precipitation; the effect of adsorbing iron, manganese and other heavy metals is good, and only a single strain can be applied to removal of heavy metals; the strain has very high tolerance to an acid environment, can improve the alkalinity of an acid solution, and has a good treatment effect on heavy metal pollution of water and soil.

Damping device for house building

The invention discloses a house building damping device, and relates to the technical field of building construction. The house building damping device comprises a first damping mechanism, a second damping mechanism and a connecting rod. The first damping mechanism comprises a first hydraulic assembly and a first supporting rod assembly, the first hydraulic assembly is hinged to the first supporting rod assembly and configured to be a first connecting position, one end of the connecting rod is hinged to the first supporting rod assembly, and the hinged position of the connecting rod and the first supporting rod assembly is located at the first connecting position; the second damping mechanism comprises a second hydraulic assembly and a second supporting rod assembly, the second hydraulic assembly is hinged to the second supporting rod assembly and configured to be a second connecting position, the end, away from the first damping mechanism, of the connecting rod is hinged to the second ...

Parameter correction system and method for formation and capacity grading equipment

The invention discloses a parameter correction system and method for formation and capacity grading equipment, which is applied to a correction scene of the formation and capacity grading equipment in a power battery automatic production line, and the system comprises a tool control panel which is used for detecting the line sequence of the formation and capacity grading equipment based on a line sequence detection instruction to obtain a standard line sequence parameter; the middle computer is used for reading the standard line sequence parameters and judging whether the line sequence of the formation and capacity grading equipment is abnormal or not, and if not, an electrical parameter detection instruction is sent to the tool control panel; the tool control panel is further used for detecting the electrical parameters of the formation and capacity grading equipment based on the electrical parameter detection instruction to obtain standard electrical parameters; and the middle computer ...

Three-dimensional earth visualization texture mapping method, electronic equipment and storage medium

The invention provides a three-dimensional earth visualization texture mapping method, electronic equipment and a storage medium, and relates to the technical field of three-dimensional earth visualization, and the method comprises the steps: obtaining remote sensing image data corresponding to a three-dimensional earth scene, and generating corresponding land type vector data; map tiles are segmented according to the land type vector data, and land type texture classification tiles are generated; a target map is selected according to the position relation between the visual lens and the three-dimensional earth, and visual texture mapping processing is carried out based on the target map; the target map comprises a remote sensing image map or a detail texture picture map; and taking the land type texture classification tile as a mask, and performing smooth transition between a first layer corresponding to the remote sensing image map and a second layer corresponding to the detail texture ...

Test device and test method for simulating piling on reef limestone

The invention provides a test device for simulating piling on reef limestone, the test device comprises an upper support and a lower support which are detachably connected, the lower support is provided with a plurality of mounting positions, a test box for simulating a marine environment is arranged below the upper support, the upper support is provided with a brake for providing power for a test pile, and the brake is connected with the mounting positions. The brake comprises a jack used for providing static pressure power and a vibration exciter used for providing vibration power, the jack and the vibration exciter are arranged in the direction of the multiple installation positions, and when the upper support is installed at the different installation positions, the jack or the vibration exciter and the test box correspondingly conduct static pressure pile sinking or vibration pile sinking tests. The test device is a static pressure and vibration integrated device, the jack corresponds ...

Metal product welding machine

The invention provides a metal product welding machine, which belongs to the technical field of automobile part welding processing, and comprises a shell fixing part, pipe body fixing parts symmetrically arranged on two sides of the shell fixing part, and a coaxial pre-adjusting part. The coaxial pre-adjusting part is used for synchronously correcting the positions of the axle shaft sleeve and the rear axle housing before welding, it is guaranteed that the axle shaft sleeve and the rear axle housing are located on the same axis, and then one-time accurate butt joint can be smoothly and rapidly conducted between the axle shaft sleeve and the welding end of the rear axle housing; the situation of unsmooth butt joint or butt joint collision caused by position deviation between the two is avoided; the coaxial pre-adjusting part is matched with the shell fixing part and the pipe body fixing part while completing position correction, the interiors of the axle shaft sleeve and the rear axle shell ...

Polyacrylate modified recycled concrete and preparation method thereof

The invention relates to the field of civil engineering, and discloses polyacrylate modified recycled concrete and a preparation method thereof. 350 to 500 parts of cement; 500 to 800 parts of fine aggregate; 300-500 parts of recycled coarse aggregate with the particle size of 5-10 mm; 500-800 parts of recycled coarse aggregate with the particle size of 10-20 mm; 35 to 55 parts of polyacrylate emulsion; 1-5 parts of polyacrylonitrile fiber; 1-5 parts of a high-performance water reducing agent; and 1-3 parts of a defoaming agent. Treating the recycled aggregate; soaking the recycled aggregate for later use; mixing the mixing water, the polyacrylate emulsion and the organic silicon defoaming agent; mixing the polyacrylonitrile fiber, the sand and the cement in proportion; draining the recycled aggregate; the cement and the mixed liquid are put into a stirrer according to the proportion, stirring and shutdown are carried out, the recycled coarse aggregate is put into the stirrer, stirring ...

Soil block crushing device for agricultural exploration

The invention discloses an agricultural survey soil block crushing device which comprises a mounting frame, a first guide hopper is arranged on the mounting frame, a grinding mechanism is arranged on the upper side of the first guide hopper, a crushing mechanism is fixed to the first guide hopper through a mounting arm, and a vibrating screen assembly is arranged at the bottom of the crushing mechanism. And the crushing mechanism can drive the vibrating screen assembly during operation. The device has the beneficial effects that soil blocks can be quickly broken through the crushing mechanism, the crushed soil blocks are screened through the vibrating screen assembly, soil samples with proper sizes can penetrate through the screen hopper to enter the first guide hopper, the soil blocks with larger blocks can roll into the crushing mechanism through the screen hopper, and the soil blocks can be crushed through the crushing mechanism; the soil blocks ground by the grinding mechanism also ...

Health diagnosis method and device of power supply equipment based on artificial intelligence

The invention discloses a health diagnosis method and device for power supply equipment based on artificial intelligence, the power supply equipment comprises a plurality of integrated power supply modules, and the method comprises the following steps: obtaining module data of each power supply module; inputting the module data of each power supply module into the intelligent analysis model to obtain a data analysis result; acquiring a historical data change parameter of each power supply module, determining a health assessment parameter of each power supply module according to the data analysis result of each power supply module and the historical data change parameter of each power supply module, and determining a module diagnosis result of each power supply module according to the health assessment parameter of each power supply module; the module diagnosis result comprises a predicted operation trend of the power supply module. Therefore, each power supply module can be analyzed based ...

Coke breeze shunting mechanism of coke chute

The invention discloses a coke chute coke breeze shunting mechanism, which comprises a support frame, the outer wall of the top of the support frame is fixedly connected with a support platform, the outer wall of the top of the support platform is fixedly provided with a quenching tower, and the outer wall of the bottom of the quenching tower is fixedly connected with a quenching chute. The end, away from the quenching tower, of the quenching chute is fixedly connected with the outer wall of a flow dividing box, a cavity is formed in the flow dividing box, the inner wall of the quenching chute communicates with the inner wall of the cavity, the axis of the first motor is fixedly connected with a first rotating rod, and a roller is arranged outside the first rotating rod. The outer wall of the roller is fixedly connected with a plurality of rows of sieve rods, and the produced coke is subjected to water system coke preliminary cooling in the coke quenching tower and then slides out of the ...

Repair device and method by solidifying land and greening side slope

The invention provides a device and method for repairing a side slope by solidifying land and greening the side slope, the device comprises an anchor rod pressure-resistant protective cylinder, the anchor rod pressure-resistant protective cylinder comprises a main protective cylinder and a supporting cylinder, the supporting cylinder is fixed on a connecting hole in the outer wall of the main protective cylinder by inserting, and a bent notch is formed in the end part of the supporting cylinder; a plurality of layers of one-way permeable membranes are arranged in the supporting barrel, vermiculite ceramsite soil mixtures are filled among the one-way permeable membranes, the vermiculite ceramsite soil mixtures are filled in the main protection barrel, and a square iron gauze is arranged on the top of the main protection barrel. The problems that an existing ecological slope protection technical means has certain requirements for the slope surface and gradient of a rock-soil slope, the selection ...

Blast furnace gas production and consumption prediction method and device, electronic equipment and storage medium

The invention provides a blast furnace gas production and consumption prediction method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining historical data which comprises gas production and consumption historical data and process parameter historical data, screening the process parameter historical data based on the correlation between gas production and consumption and process parameters, and obtaining a gas production and consumption prediction result; generating a data sample set based on the gas production and consumption historical data and the target process parameter historical data, training different types of initial models by using the data sample set to obtain a plurality of prediction models, and integrating the plurality of prediction models to obtain a comprehensive prediction model. Predicting the blast furnace gas production and consumption based on the comprehensive prediction model; the blast furnace gas production and ...

High printing opacity LCD screen

... 本实用新型公开了种高透光液晶屏，依次包括上偏光片、第液晶玻璃、第二液晶玻璃和下偏光片，所述第液晶玻璃与第二液晶玻璃结合在起，所述液晶玻璃上设置有逻辑板。相对于传统液晶屏，本技术提高了液晶屏的透光率，由传统的4.6％提高至18％-25％，利用本高透的液晶屏，既能清晰的播放视频图画影音文件，又能看清楚液晶屏后面的物品。 ...

Decision tree and BP neural network-based commodity smooth and unsalable sales analysis method

The invention discloses a commodity smooth and unsalable sales analysis method based on a decision-making tree and a BP neural network, and the method comprises the steps: obtaining commodity sales data, rapidly predicting the smooth and unsalable sales state and future trend of a commodity, screening the important features of an on-sale commodity, and calculating the contribution rate of each feature in real time, thereby effectively improving the decision-making efficiency of a merchant; and the method is suitable for smooth and unsmooth sales state analysis of various commodities.

Mine unmanned mine car braking system operation reliability prediction method and model

The invention relates to the field of mine unmanned car reliability prediction, and discloses a mine unmanned mine car braking system operation reliability prediction method and model. Random errors caused by sensor performance stability and operation environment changes are eliminated through a data preprocessing technology, prediction accuracy reduction caused by data missing and wrong acquisition is reduced, dimension reduction is carried out on preprocessed data through a K-nearest neighbor algorithm, the data subjected to dimension reduction are input into a GA-BP neural network to predict the operation reliability of a model, and the prediction accuracy is improved. The method can be used for predicting the operation reliability of the unmanned mine car braking system in a test or operation environment.