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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 26. Отображено 26.
13-12-2018 дата публикации

COMPACT MULTI-MODE VALVE DRIVING SYSTEM

Номер: WO2018223803A1
Автор: LONG, Wuqiang, CUI, Jingchen, TIAN, Hua, WANG, Yang
Принадлежит:

A compact multi-mode valve driving system, belonging to the fields of engine valve driving, variable stroke engines and assisted braking. The system comprises a first camshaft (101) provided with a bearing bush (2), a second camshaft (102) provided with an exhaust braking cam (201), switching assemblies (701, 702), and a braking switch (703). The bearing bush (2) is provided with an intake four-stroke cam (251), an intake two-stroke cam (252), an exhaust four-stroke cam (261), an exhaust two-stroke cam (262), and two switching slots (271, 272). The two switching assemblies (701, 702) are used to control an axial position of the bearing bush (2), to allow seamless switching between two-stroke and four-stroke modes. The braking switch (703) switches between a driving mode and a braking mode. Thus, flexible switching between four-stroke driving, two-stroke driving, four-stroke braking, and two-stroke braking is realized, achieving high power, low fuel consumption, low emissions and efficient ...

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Номер записи: 1
29-12-2004 дата публикации

内燃机碰撞雾化燃烧系统

Номер: CN0001558094A
Автор: LONG WUQIANG, DU BAOGUO, TIAN HUA, WUQIANG LONG, BAOGUO DU, HUA TIAN, 隆武强
Принадлежит:

The present invention is collision atomizing burning system for internal combustion engine and belongs to the field of the formation and combustion of mixed gas in internal combustion engine. The collision block makes the primary oil beam develop along the collision plane without deposition in the falling point in high dispersion speed, large distribution space range separated from the combustor, increased involved air amount and fine atomized particle, so as to form homogeneous mixed gas fast, improve the quality of the inflammable gas mixture in internal combustion engine and perfect the combustion without needing great air eddy current. The present invention can improve obviously the fume exhaust index of internal combustion engine and raise the kinetic and economic indexes.

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Номер записи: 2
27-08-2015 дата публикации

COLLISION AND SHUNTING COMBUSTION CHAMBER OF DIESEL ENGINE

Номер: WO2015124038A1
Автор: LONG, Wuqiang, HE, Shuang, TIAN, Jiangping, TIAN, Hua, DU, Baoguo, FENG, Liyan, FU, Yao, YI, Ping
Принадлежит:

A collision and shunting combustion chamber of a diesel engine. A fuel injector (5) sprays atomized high pressure fuel into a combustion (4), and the combustion is consisted of a cover (1), a cylinder sleeve (2) and a piston (3) in a multiple fuel sprays manner. By increasing the height of the top gap and adjusting the diameter of the aperture of larynx and providing a collision belt (9), the combustion chamber (4) is divided into two parts, namely a combustion chamber top gap (7) and a combustion chamber center portion (8). The diameter of the top gap (7) of the combustion chamber is the diameter of the cylinder. The atomized fuel spray (6) from the fuel injector (5) is sprayed to the collision belt (9), part of the fuel spray is rebounded for secondary atomization, and part of the fuel spray flows to the top gap (7) of the combustion chamber and the combustion chamber center part (8) along the atomization collision belt (9), therefore achieving a better mixing of air and fuel; the atomization ...

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Номер записи: 3
29-12-2004 дата публикации

内燃机碰撞雾化涡流室

Номер: CN0001558106A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

The present invention is collision atomizing eddy current chamber for internal combustion engine and belongs to the field of mixed gas formation and combustion in internal combustion engine. The colliding stage set inside the eddy current chamber makes the primary oil beam jetted from the oil nozzle form fast even fine secondary oil beam, and the comprehensive effects of the secondary oil beam and air eddy current inside the eddy current chamber form excellent inflammable gas mixture resulting in fast and perfect combustion. The area of the connecting channel between the main combustor and the eddy current chamber is increased to lower the eddy current strength inside the eddy current chamber. The present invention results in raised economic performance, improved cold starting performance and load adaptability and obvious reduced lower-load carbon smoke exhaust, while maintaining the available compression ratio.

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Номер записи: 4
03-03-2004 дата публикации

柴油机二次雾化燃烧系统

Номер: CN0001479008A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

A secondary-atomizing conbustino system for diesel engine features that a guiding conic body is arranged under the oil nozzle, and when the oil sprayed by multi-hole nozzle is in touch with said conic body, it is further atomized and uniformly distributed to form a combustible mixed gas. Its advantage is high combustion speed.

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Номер записи: 5
29-12-2004 дата публикации

内燃机挤流燃烧室

Номер: CN0001558103A
Автор: LONG WUQIANG, DU BAOGUO, TIAN HUA, WUQIANG LONG, BAOGUO DU, HUA TIAN, 隆武强
Принадлежит:

The present invention is flow-extruding combustor for internal combustion engine and belongs to the field of the formation and combustion of mixed gas in internal combustion engine. The flow-extruding stage set inside the combustor concentrates air inside the combustor to the area the sprayed oil beam can reach easily, and the collision stage makes the oil beam develop along the guide arc without deposition in the falling point in high dispersion speed, large distribution space range separated from the combustor and increased involved air amount, so as to form homogeneous mixed gas fast, improve the quality of the inflammable gas mixture in engine and perfect the combustion without needing great air eddy current. The present invention can improve obviously the fume exhaust index of internal combustion engine and raise the kinetic and economic indexes.

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Номер записи: 6
05-01-2012 дата публикации

MULTI-FUEL PRE-MIXED COMBUSTION SYSTEM OF INTERNAL COMBUSTION ENGINE

Номер: WO2012000307A1
Автор: LONG, Wuqiang, TIAN, Jiangping, LENG, Xianyin, QI, Kunpeng, SHENG, Kai, DONG, Quan
Принадлежит:

A multi-fuel pre-mixed combustion system of an internal combustion engine includes a combustion chamber (1), a main fuel spray nozzle (2), a spark plug (3) and an auxiliary spray nozzle (4). The main fuel spray nozzle (2) injects a mixed fuel of two or more than two compression-ignition-suitable fuels, a mixed fuel of a compression-ignition-suitable fuel and an ignition-suitable fuel, or a wide cut fuel to form a homogeneous primary pre-mixed gas. With a low compression ratio, the pre-mixed gas is unable to auto-ignite under a compression temperature. At about the compression top dead center, the auxiliary spray nozzle (4) injects an ignition-suitable fuel or the same fuels as that injected by the main fuel spray nozzle (2) to form a secondary mixed gas. The secondary mixed gas is ignited by the spark plug (3) by means of spray guiding or an ignition chamber (5). The primary pre-mixed gas in the combustion chamber (1) is initiated to be compression ignited and combusts by means of the high ...

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Номер записи: 7
02-04-2020 дата публикации

ASYMMETRICAL CHANNEL STRUCTURE OF PARTICULATE TRAP FILTER BODY

Номер: WO2020064023A1
Автор: LONG, Wuqiang, XIAO, Ge, TIAN, Hua, CUI, Jingchen
Принадлежит:

An asymmetrical channel structure of a particulate trap filter body, the channel cross-sectional shape of the asymmetrical channel structure comprising a combination of hexagonal, square and triangular shapes, wherein hexagonal channels (1) and triangular channels (2) act as inlet channels, and square channels (3) act as outlet channels, to form the asymmetrical channel structure having non-uniform inlet channel and outlet channel cross-sectional shapes or areas. The structure can effectively increase the inlet channel volume and the filter wall surface area.

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Номер записи: 8
25-08-2023 дата публикации

Power system based on ammonia fuel internal combustion engine and control method thereof

Номер: CN116641815A
Автор: DONG PENGBO, CHEN SHIHAO, LONG WUQIANG, TIAN JIANGPING, TIAN HUA, XIAO GE, WANG QINGYANG, LIU KUNLONG
Принадлежит:

The invention discloses a power system based on an ammonia fuel internal combustion engine and a control method of the power system. The internal combustion engine realizes zero carbon emission by taking hydrogen prepared by ammonia on-line cracking as ignition chamber fuel and taking ammonia as main combustion chamber fuel. The ammonia fuel internal combustion engine cooling system and waste heat of pyrolysis gas after ammonia catalytic cracking are used for liquid ammonia vaporization through a cooling circulation pipeline; the turbine power generation device is driven to output electric quantity by utilizing the vaporization expansion characteristic of liquid ammonia and the tail gas momentum of the internal combustion engine, and the electric quantity is stored in the storage battery; the ammonia catalytic cracker utilizes tail gas heat and a ruthenium-based catalyst to perform ammonia cracking hydrogen production, and electric heating is used as heat supplement; a heat insulation coating ...

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Номер записи: 9
21-11-2013 дата публикации

DOUBLE-LAYER SPLIT COMBUSTION SYSTEM OF DIRECT-INJECTION DIESEL ENGINE

Номер: WO2013170632A1
Автор: LONG, Wuqiang, QI, Kunpeng, TIAN, Jiangping, ZHANG, Qiang, SHENG, Kai, YI, Ping, WANG, Yicong, FU, Yao
Принадлежит:

A double-layer split combustion system of a direct-injection diesel engine. A fuel injection nozzle injects atomized high-pressure fuel in the form of fuel sprays into a combustion chamber (4) formed of a cylinder head (1), a cylinder liner (2), and a piston (3). The combustion chamber (4) is divided into an upper layer and a lower layer; the diameter D1 of a combustion chamber upper layer (8) is greater than the diameter D2 of a combustion chamber lower layer (9); a spray impingement platform (7) is arranged at the joint of the combustion chamber upper layer (8) and the combustion chamber lower layer (9); an atomized fuel spray (6) squirted at a primary fuel injection stage of the fuel injection nozzle (5) is injected to the spray impingement platform (7); a profile suitable for the flow of the spray is provided on the spray impingement platform (7); a part of the atomized fuel spray (6) rebounds, and another part of the atomized fuel spray (6) quickly spreads along a guide surface of ...

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Номер записи: 10
13-12-2018 дата публикации

VALVE ACTUATION SYSTEM WITH VARIABLE MODES

Номер: WO2018223804A1
Автор: CUI, Jingchen, LONG, Wuqiang, TIAN, Hua, TIAN, Jiangping, WANG, Yang
Принадлежит:

Disclosed is a valve actuation system with variable modes, which system belongs to the fields of engine valve actuation, cylinder deactivation and auxiliary braking. The system comprises an exhaust brake cam (101), an exhaust drive cam (102), an intake drive cam (103), and an intake brake cam (104), and each of the cams drives a valve via a push rod (401, 402, 403, and 404), a rocker arm (801, 802, 803, and 804), etc. The system further comprises an exhaust brake fulcrum assembly (301), an exhaust drive fulcrum assembly (201), an intake drive fulcrum assembly (202), and an intake brake fulcrum assembly (302) disposed between the respective cam (101, 102, 103, and 104) and a corresponding valve assembly (611, 612, 621, and 622), or between the respective cam (101, 102, 103, and 104) and a corresponding valve bridge assembly (501 and 502). By controlling the state of each fulcrum, modes such as four-stroke drive, two-stroke brake, and cylinder deactivation are realized so as to implement ...

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Номер записи: 11
02-07-2015 дата публикации

MODULARIZED MULTIFUNCTIONAL VARIABLE VALVE ACTUATION SYSTEM FOR USE IN 6-CYLINDER INTERNAL COMBUSTION ENGINE

Номер: WO2015096184A1
Автор: CUI, Jingchen, LONG, Wuqiang, TIAN, Jiangping, TIAN, Hua, YANG, Tianhao, WANG, Danting
Принадлежит:

A modularized multifunctional variable valve actuation system for use in a 6-cylinder internal combustion engine. The system mainly comprises fuel supply modules (5 and 6), a phase limiting module (2), a mode selection module (22), control modules (3 and 4), a fuel transfer module (7), and a valve actuation module (1). The phase limiting module (2), with an extremely simple structure, implements a valve closing process not limited by operational phases of the fuel supply modules (5 and 6), and at the same time, requires only two fuel supply modules (5 and 6) and two two-way two-position valves (141, 142, and 143) to implement a continuously variable valve event, and requires only two fuel supply modules (5 and 6), two three-way two-position valves (191, 192, and 193), and one two-way two-position valve (141, 142, and 143) to implement a fully variable valve event, thus greatly reducing costs. The mode selection module (22) implements flexible conversion of an actuation mode and a braking ...

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Номер записи: 12
29-12-2004 дата публикации

液压控制蓄压室开启燃烧系统

Номер: CN0001558095A
Автор: LONG WUQIANG, DU WEI, TIAN JIANGPING, WUQIANG LONG, WEI DU, JIANGPING TIAN, 隆武强
Принадлежит:

The present invention is one kind of combustion system with hydraulically controlled pressure accumulating chamber opening and possessing reduced in-cylinder pressure and lowered maximum outbreak pressure, and belongs to the field of internal combustion engine combustion. The combustion system has one pressure accumulating chamber on the cylinder cover and pressure sensor to sense the true pressure inside the combustor, and when the sensed pressure exceeds the preset value, the electronic control unit makes the electromagnetic slide valve operate and the hydraulic cylinder makes the valve to the pressure accumulating chamber open to increase the volume of the combustor abruptly and limit the maximum outbreak pressure of the cylinder. The fuel gas in the pressure accumulating chamber also produces work. The said combustion system makes the engine possess high compression ratio, high combustion efficiency, low oil consumption, etc.

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Номер записи: 13
13-12-2018 дата публикации

DUAL-CAMSHAFT SWITCH FULCRUM-TYPE VARIABLE MODE VALVE DRIVING SYSTEM

Номер: WO2018223798A1
Автор: LONG, Wuqiang, CUI, Jingchen, TIAN, Hua, WANG, Yang, FENG, Liyan, LIU, Wei
Принадлежит:

A dual-camshaft switch fulcrum-type variable mode valve driving system, belonging to the field of engine valve driving, cylinder deactivation and assisted braking. The system mainly comprises an intake and exhaust valve assembly, an exhaust braking cam (101), an exhaust driving cam (102), an intake driving cam (113), an intake braking cam (114), an exhaust braking rocker arm (201), an exhaust driving rocker arm (202), an intake driving rocker arm (203), an intake braking rocker arm (204), an exhaust braking fulcrum assembly (401), an exhaust driving fulcrum assembly (301), an intake driving fulcrum assembly (302), and an intake braking fulcrum assembly (402). By controlling the status of each fulcrum, multiple modes, such as four-stroke driving, two-stroke braking, and cylinder deactivation, are implemented, realizing low fuel consumption, low emissions, and efficient braking. Furthermore, the system is practical, has a small number of moving parts and a simple and compact structure, is ...

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Номер записи: 14
02-07-2015 дата публикации

MODULARIZED MULTIFUNCTIONAL VARIABLE VALVE ACTUATION SYSTEM FOR USE IN 4-CYLINDER INTERNAL COMBUSTION ENGINE

Номер: WO2015096183A1
Автор: CUI, Jingchen, LONG, Wuqiang, TIAN, Jiangping, TIAN, Hua, YANG, Tianhao, WANG, Danting
Принадлежит:

A modularized multifunctional variable valve actuation system for use in a 4-cylinder internal combustion engine. The system comprises fuel supply modules, a phase limiting module, a mode selection module, control modules, a fuel transfer module, and a valve actuation module. The phase limiting module, with an extremely simple structure, implements a valve closing process not limited by operational phases of the fuel supply modules, and at the same time, requires only two fuel supply modules and two two-way two-position valves to implement a continuously variable valve event, and requires only two fuel supply modules, two three-way two-position valves, and one two-way two-position valve to implement a fully variable valve event, thus greatly reducing costs. The mode selection module implements flexible conversion of an actuation mode and a braking mode of an internal combustion engine. Components of the system are functionally independent, modules are selected on the basis of requirements ...

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Номер записи: 15
10-03-2004 дата публикации

内燃机喷雾导向系统

Номер: CN0001480642A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

A spray guide system of IC engine features that a spray guide step is made on the inner surface of omega-type combustion chamber. When the pistor is raising up in the primary spray phase, the oil beam is sprayed onto said guide step, which can reflect part of the oil beam and quickly disperse the rest along its guide arc, so realizing secondary atomizing.

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Номер записи: 16
15-09-2004 дата публикации

内燃机喷射系统

Номер: CN0001529049A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

The invention is a kind of combustion spraying system, which belongs to engine mixed gas forming and combustion field. It sets a guiding cone under the oil sprayer, the guiding cone and the oil sprayer is connected together, forms a integral body. When the oil ejected from the multi-hole oil sprayer reaches the cone, under the guiding of cone surface, by using the secondary oil beam, forms pulverization with even distribution, good pulverization, controllable penetration distance, it speeds up the combustion of gas, thus the power, and economic performance and discharging index of engine are improved prominently.

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Номер записи: 17
27-06-2023 дата публикации

Flame propagation picture recognition processing method for jet ignition of ignition chamber

Номер: CN116342546A
Автор: WANG PENG, DONG DONGSHENG, DONG PENGBO, WEI FUXING, TIAN HUA, LONG WUQIANG
Принадлежит:

The invention relates to the technical field of ignition chamber jet ignition research, in particular to a flame propagation picture recognition processing method for ignition chamber jet ignition. The method comprises the steps of obtaining a background picture, and extracting a to-be-calculated shadow picture; extracting the shadow picture to be calculated to obtain a roughly extracted picture; deleting pixel points outside the visual range to obtain a finely extracted picture; determining a flame communication area used for calculating the flame speed and the flame filling area of the flame at the moment before the flame touches the bottom of the window; calculating the flame speed and the flame filling area of the flame before the flame touches the bottom of the window, and calculating the flame speed and the flame filling area of the flame after the flame touches the bottom of the window. The problems that in the middle and later periods of flame combustion of jet ignition, a particularly ...

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Номер записи: 18
15-12-2004 дата публикации

火花塞点火室燃烧系统

Номер: CN0001554862A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

The burning system of spark plug ignition room is used in igniting engine capable of burning several kinds of fuel. The burning system has one ignition room with one spark plug mounted, one fuel jet to jet the fuel beam directly into the ignition room to form thick inflammable mixed gas around the electrode of the spark plug for easy ignition and thin inflammable mixed gas outside the ignition room, so as to make the burning system ignited reliably and burnt completely. The engine has raised efficiency, improved exhaust performance, and lowered fuel consumption. Under high load, the fast flame jetting avoids detonation and decreases noise.

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Номер записи: 19
10-03-2004 дата публикации

内燃机燃烧系统

Номер: CN0001480632A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

A combustion system of IC engine for decreasing the pressure raising rate in cylinder and lowering the maximal explosion pressure features that a pressure accumulating chamber controlled by valve is arranged in cylinder cover. When the explosion pressure is suddenly increased, the pressure accumulating chamber is opened to suppress the maximal explosion pressure. Its advantages are high compression ratio, combustion efficiency and output power, and low oil consumption and noise.

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Номер записи: 20
30-06-2023 дата публикации

Pre-combustion chamber ventilation type multi-fuel engine

Номер: CN116357446A
Автор: WANG YANG, SHI XIUYONG, YUAN JINGHUANG, HU ZHIYUAN, LONG WUQIANG
Принадлежит:

The invention provides a pre-combustion chamber ventilation type multi-element fuel engine, and belongs to the field of combustion of internal combustion engines. Comprising an air inlet channel, an exhaust channel, a main combustion chamber, a ventilation module and an air storage tank, and an in-cylinder direct injection ejector is arranged on a cylinder cover and/or an air inlet channel ejector is arranged on the air inlet channel; a pre-combustion chamber is arranged on a cylinder cover, a pre-combustion chamber ejector, a spark plug and a gas nozzle are arranged on the pre-combustion chamber, the pre-combustion chamber ejector, the spark plug and the gas nozzle are arranged at the top end or the side face of the pre-combustion chamber, and the pre-combustion chamber is connected with a main combustion chamber through a channel. In the air inlet stroke, the air exchange module is controlled to be opened, air or gas fuel in the air storage tank enters the pre-combustion chamber through ...

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Номер записи: 21
10-03-2004 дата публикации

内燃机导向叶片燃烧系统

Номер: CN0001480641A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

A combustion system with guide blade for IC engine features that the guide blades are arranged under the oil nozzle. When the oil beam is sprayed onto the guide blades, its surface can quickly spreadit for realizing secondary atomizing. Its advantages are uniform high-quality atomizing, and high combustion speed.

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Номер записи: 22
17-03-2004 дата публикации

内燃机内锥式雾化系统

Номер: CN0001482352A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

A combustion engine inner cone type nebulization system for realizing second atomization and guiding, wherein an inner cone type guiding cone is arranged on the top of fuel spray nozzle, when the oilbeam sprayed from the porous type fuel spray nozzle contacts the guiding cone, the mist spray can be formed with even distribution, fine atomization and controlled penetrating distance under the guiding of the inner cone. The advantages of the invention are rapid combustion speed, improved engine power, economy and discharging indexes.

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Номер записи: 23
22-12-2004 дата публикации

罩式火花塞燃烧系统

Номер: CN0001556321A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

Spark plug with cover is adopted in the firing system. Fuel cluster from fuel injector is jetted into the cover directly. Thus, concentrated combustible gas mixture of easy to ignite is formed around spark electrode, and subtle combustible gas mixture is formed outside the cover. Thus, the firing system guarantees reliable ignition and complete burning. The invention raises efficiency of engine, improves discharge, lowers fuel consumption rate as well as prevents deflagration so as to reduce noise.

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Номер записи: 24
15-12-2004 дата публикации

内燃机燃烧室

Номер: CN0001554861A
Автор: LONG WUQIANG, WUQIANG LONG, 隆武强
Принадлежит:

The present invention relates to a kind of burning chamber of internal combustion engine and belongs to the field of engine mixed gas formation and combustion. The burning chamber has in the inner wall of piston top spraying collision ridges in the number corresponding to the jetted oil beams, and the collision ridges have proper profile for spraying flow, so that one part of the spray is dispersed fast along the guide arc to atomize for the second time while the other part is rebounded. So, homogeneous inflammable mixed gas is formed fast for complete and fast combustion without needing great air eddy current. The engine is improved in exhaust performance obviously while the economic performance and power indexes are raised.

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Номер записи: 25
18-08-2023 дата публикации

Jet ignition type methanol engine combustion system

Номер: CN116608071A
Автор: LENG XIANYIN, XING MOCHEN, KIM WOOK, HE ZHIXIA, LUO ZHENGWEI, LONG WUQIANG, WANG YANG
Принадлежит:

The invention discloses a jet ignition type methanol engine combustion system which comprises a first methanol injection device and an ignition chamber, the first methanol injection device and the ignition chamber are both installed on a cylinder cover of an engine, and the first methanol injection device is used for injecting methanol into an engine cylinder; an ignition device, a glow plug and a second methanol injection device are installed in the ignition chamber, the second methanol injection device is used for injecting methanol into the ignition chamber, the ignition device is used for igniting methanol mixed gas in the ignition chamber, and the glow plug is used for preheating air in the ignition chamber under the cold start working condition; a plurality of ignition chamber channels are formed in the bottom of the ignition chamber, and the ignition chamber communicates with a main combustion chamber of the air cylinder through the ignition chamber channels. The ignition chamber ...

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Номер записи: 26