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40 results about "Hydrogen internal combustion engine vehicle" patented technology
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A hydrogen internal combustion engine vehicle (HICEV) is a type of hydrogen vehicle using an internal combustion engine. Hydrogen internal combustion engine vehicles are different from hydrogen fuel cell vehicles (which use electrochemical conversion of hydrogen rather than combustion). Instead, the hydrogen internal combustion engine is simply a modified version of the traditional gasoline-powered internal combustion engine.
Hydrogen fuel car
ActiveCN106541816AEasy to useHigh thermal efficiencyHybrid vehiclesInternal combustion piston enginesAir filterHydrogen fuel cell
The invention relates to a hydrogen fuel car. The hydrogen fuel car comprises a car body, wheels, a power generator, a battery group, a hub motor, a hydrogen storing unit, a hydrogen internal combustion engine, a hydrogen fuel battery and an exhaust gas concentrated heat exchange unit, wherein the hydrogen storing unit is provided with two hydrogen outlets, one hydrogen outlet is connected to the hydrogen internal combustion engine through the exhaust gas concentrated heat exchange unit, a hydrogen compressor and a hydrogen buffering tank, and the other hydrogen outlet is connected to the hydrogen fuel battery. An air inlet is connected to the hydrogen internal combustion engine and the hydrogen fuel battery through an air filter and the exhaust gas concentrated heat exchange unit, and an exhaust opening of the hydrogen internal combustion engine is connected to an exhaust gas emission opening through the exhaust gas concentrated heat exchange unit. The hydrogen internal combustion engine is connected with a shaft of the power generator, both the power generator and the hydrogen fuel battery are connected with a battery group circuit, and the battery group is connected with the hub motor. By utilizing the hydrogen internal combustion engine to drive the power generator to generate power and utilizing the hydrogen fuel battery to generate power and drive the car to run, no greenhouse gas is emitted in the whole process, the pollution of emitted gas to air is reduced, and the use performance and safety of the hydrogen fuel car are obviously improved.
Owner:SHIJIAZHUANG XINHUA IND FURNACE CO LTD
Method and system to control internal combustion engine idle shut down
ActiveUS20070288154A1False operationAnalogue computers for vehiclesElectrical controlIdle speedInternal combustion engine
A method for controlling a compression ignition electronic control module equipped compression ignition internal combustion engine installed in a vehicle to permit engine idling to conform to requirements of a geographical location.
Owner:DETROIT DIESEL CORP
Hydrogen gas fuel internal combustion engine, its hydrogen gas injection system and combustion method
InactiveCN101368527AControl the amount of air injectionIncrease power outputInternal combustion piston enginesFuel supply apparatusCombustion chamberInlet channel
The invention relates to a hydrogen fuel internal-combustion engine and the hydrogen injection system and the combustion method thereof; part of the liquid hydrogen fuel is vaporized and injected into the engine inlet manifold by the gas channel hydrogen injector via the gas channel injector fuel supply system; the hydrogen injected into the engine inlet manifold is mixed with the air to enter the combustion chamber; part of the liquid hydrogen fuel is compressed to be injected into the combustion chamber by the high pressure hydrogen injector inside the cylinder. The combination of the two fuel supply modes improves the power performance of the engine, avoids the abnormal combustion situation and reduces the hydrogen intensity inside the gas inlet channel; thereby, the abnormal combustion such as the backfire is avoided.
Owner:CHERY AUTOMOBILE CO LTD
Hydrogen supply system for liquid hydrogen storage material for hydrogen internal combustion engine
ActiveCN104975988ASave spaceLow oxygenInternal combustion piston enginesFuel supply apparatusDehydrogenationLiquid hydrogen
The invention discloses a hydrogen supply system for a liquid hydrogen source material for a hydrogen internal combustion engine. The hydrogen supply system comprises a hydrogen storage tank used for storing the liquid hydrogen source material and a liquid hydrogen storage carrier, a reaction kettle used for dehydrogenating the liquid hydrogen source material, a buffering tank used for storing hydrogen, an oxygen storage tank used for storing oxygen, a heat exchange device used for transmitting heat generated by the hydrogen internal combustion engine to the reaction kettle, and a hydrogen storage device which is used for conveying the liquid hydrogen source material into the reaction kettle through a pump. The dehydrogenation reaction of the liquid hydrogen source material is conducted in the reaction kettle; hydrogen generated through the reaction is conveyed to the buffering tank; meanwhile, the liquid oxygen storage carrier generated after dehydrogenation is conveyed back to the hydrogen storage tank; the hydrogen in the buffering tank and the oxygen in the oxygen storage tank enter the hydrogen internal combustion engine according to a proportion. According to the dehydrogenation device for the normal-temperature and normal-pressure liquid hydrogen source material for a hydrogen internal combustion engine automobile, a hydrogen storage and hydrogen internal combustion engine integrated technology for enabling the hydrogen released by liquid hydrogen source material dehydrogenation at the normal temperature and the normal pressure to directly enter a hydrogen internal combustion engine system is put forwards for the first time, according to the technology, a common car can run for 500 kilometers with the hydrogen generated by 80 L of an organic carrier, and therefore the cost for large-scale utilization of hydrogen energy in the future is greatly reduced.
Owner:WUHAN HYNERTECH CO LTD
Novel self-adaptation gas fuel control system
InactiveCN105020032AControlled combustionRealize automatic switching controlInternal combustion piston enginesEngine controllersHardware structureFuel type
The invention relates to a novel self-adaptation gas fuel control system. The system can automatically recognize and control internal combustion engine vehicles, ships or power generator sets in various gas fuel types. The novel self-adaptation gas fuel control system achieves self-adaptation adjustment and control over corresponding gas fuel. The control system comprises a gas fuel box, a gas inlet pipeline, an electromagnetic valve, a first pressure sensor, a second pressure sensor, a pressure reducing valve, an internal combustion engine and an electronic control unit. The control system has the effects that a combustible gas concentration sensor and the single electronic control unit or an ECU are used for controlling gas fuel with any component; automatic changeover control over various kinds of gas fuel is achieved; hardware structures are simple, cost is low, and use and maintenance are convenient; meanwhile, when no sensor exists or starts, a user can select the type and the proportion of preset fuel or input fuel, the ECU calls a matched excess air coefficient and injection pulse width, and combustion is controlled.
Owner:毛志明
Pressure energy recovery device of high pressure hydrogen storage tank for hydrogen internal combustion engine automobile
InactiveCN108979771AReliable implementationImprove energy utilizationSteam engine plantsWorking temperatureEnergy recovery
The invention provides a pressure energy recovery device of a high pressure hydrogen storage tank for a hydrogen internal combustion engine automobile. The pressure energy recovery device of the highpressure hydrogen storage tank comprises a high pressure hydrogen tank (1) and a pressure energy recovery system (2), wherein the pressure energy recovery system (2) comprises one or multi stages of expansion systems, and each stage of expansion system includes an expansion machine (3) and a heat exchanger (4). High pressure hydrogen flows out from the high pressure hydrogen tank (1) and sequentially flows into all stages of expansion systems. In all stages of expansion systems, the high pressure hydrogen is first subjected to cooling and pressure reduction through the expansion machines (3),outputs work externally, and then flows into the heat exchangers (4) to absorb heat, the working temperature of the high pressure hydrogen is increased, and the expansion process of the high pressurehydrogen is enabled to be close to the isothermal process so as to output more expansion work. The pressure energy recovery device of the high pressure hydrogen storage tank for the hydrogen internalcombustion engine automobile recovers the pressure energy in the high pressure hydrogen tank through the pressure energy recovery system (2), thereby improving the energy utilization rate.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
Gear-driven internal combustion engine
The invention relates to a gear-driven mechanism which can run reversely and convert the reciprocating rectilinear movement into the rotation toward the same direction. In the technical scheme, the drive of a gear sleeve and a gear is adopted for replacing the drive of a crankshaft and a connecting rod. The gear-driven mechanism can be widely applied to vehicle internal combustion engines, marine low-speed diesel engines, tank engines, hydraulic motors, pump and other machines. As a gear-driven internal combustion engine imitates the working condition of a crankshaft-driven internal combustion engine at the strong deflagration stage of the burning and combustion of fuels, the gear-driven mechanism also can meet the constant volume combustion condition of a spark ignition type internal combustion engine and maintains the conversion efficiency of the heat engine cycle of the internal combustion engine. The gear-driven mechanism provides a doubled drive angle nearby a top dead center so that the mechanical efficiency is substantially increased. The ideal gear-driven internal combustion engine can really realize the constant volume combustion, blows up gas energy instantly and ensures that the cycle thermal efficiency reaches an ideal level.
Owner:舒锦海
Generator set for distributed type hydrogen fuel low pollutant discharging and high efficiency internal combustion engine and application thereof
InactiveCN102392736ALow efficiencyImprove efficiencySparking plugsElectrical controlCombustionHydrogen fuel
The invention provides a generator set for a distributed type hydrogen fuel low pollutant discharging and high efficiency internal combustion engine and application thereof. A hydrogen energy preparation device, a pressure regulating device, a first-stage tempering preventing and preignition safety device, a hydrogen storing tank, a pressurizing and pressure stabilizing device, a second-stage tempering preventing and preignition safety device, a hydrogen fuel internal combustion engine and an generator are orderly connected in series; the hydrogen storing tank is connected with the internal combustion engine ECU through a hydrogen leakage sensor; the first-stage tempering preventing and preignition safety device, the second-stage tempering preventing and preignition safety device, the hydrogen fuel internal combustion engine and a speed and frequency regulating frequency stabilizing device are respectively connected with the internal combustion ECU; the hydrogen fuel internal combustion engine is connected with the internal combustion engine ECU through a signal sensor; the speed and frequency regulating frequency stabilizing device and the hydrogen fuel internal combustion engineare respectively connected with the generator. The generator set can be used for all the igniting type hydrogen internal combustion engine and hydrogen internal combustion. In the invention, existingskilled igniting type power source technology is utilized to rapidly achieve generation power generation for distributed type power supplying system; and the purpose of comprehensive circular utilizing of novel cleaning energy, pollution reducing, and zero exhaustion can be achieved.
Owner:天津环洁能源发展有限公司
Device and method for estimating ideal air-fuel ratio in internal combustion engine, method of estimating oxygen storage capacity of catalyst, internal combustion engine device and motorcycle incorporating internal combustion engine device
ActiveUS9291085B2Accurate estimateReliable detectionElectrical controlInternal combustion piston enginesAir–fuel ratioExhaust gas
A method of estimating an ideal air-fuel ratio in an internal combustion engine, comprises receiving an output of an upstream air-fuel ratio sensor and an output of a downstream air-fuel ratio sensor, the upstream air-fuel ratio sensor being attached to an exhaust gas passage such that it is positioned upstream of a catalyst provided in the exhaust gas passage to purify an exhaust gas, the downstream air-fuel ratio sensor being attached to the exhaust gas passage such that it is positioned downstream of the catalyst; detecting a state in which the catalyst does not store or release oxygen based on the output of the downstream air-fuel ratio sensor; and deciding as an estimated ideal air-fuel ratio in the internal combustion engine an air-fuel ratio detected by the upstream air-fuel ratio sensor when the state in which the catalyst does not store or release oxygen is detected.
Owner:KAWASAKI MOTORS LTD
Integration combustion pressure sensor for internal combustion engine
InactiveCN101393063AGuaranteed forceRelieve pressureIncandescent ignitionRapid change measurementElectricityAnti jamming
The invention belongs to the field of combustion control of internal combustion engines and sensors, and in particular relates to an integrated combustion pressure sensor for an internal combustion engine, which solves the problems that in the prior art, a piezoelectric element is firmly pressed in the whole system by a pretightening force, which causes the whole system to be affected by external vibration and temperature change and so on. The integrated combustion pressure sensor for the internal combustion engine has the characteristics of high accuracy, strong anti-jamming performance, low cost and so on, and is a pressure sensor which can be integrated into components of the prior internal combustion engine. The integrated combustion pressure sensor for the internal combustion engine consists of one or more piezoelectric force measurement elements, at least one rigid connecting element, at least one flexible connecting element, at least one internal combustion engine functional element, a shell and a plurality of accessories, wherein one end of each of the piezoelectric elements is connected to the rigid connecting element, while the other end is connected to the internal combustion engine functional element; and the rigid connecting element is connected to a rigid shell, and the internal combustion engine functional element is connected to the shell through the flexible connecting element. The integrated combustion pressure sensor for the internal combustion engine is arranged at the position of the internal combustion engine close to a combustion chamber, and is used for the measurement of combustion pressure of the internal combustion engine.
Owner:刘温
Combustion air-fuel ratio control method of hydrogen internal combustion engine
InactiveCN102374049AImprove powerImprove emission performanceElectrical controlInternal combustion piston enginesHydrogenIgnition coil
The invention discloses a combustion air-fuel ratio control method of a hydrogen internal combustion engine, which is characterized by comprising the following steps of: presetting air-fuel ratio calibration data of the engine, wherein the air-fuel ratio calibration data comprises a target air-fuel ratio and engine working condition data corresponding to target air-fuel ratio; detecting real-time working condition of the engine, comparing the preset air-fuel ratio calibration data according to the real-time working condition data of the engine to obtain a corresponding target air-fuel ratio, calculating through a set program according to the target air-fuel ratio to obtain oil injection, air inlet and ignition angle control data; and respectively controlling a nozzle, an electronic air damper and an ignition coil according to the obtained oil injection, air inlet and ignition angle control data so as to control the engine to operate under the target air-fuel ration. According to the invention, the hydrogen internal combustion engine operates in a control region with better dynamic property, discharge property and safety, thus the economic efficiency, the discharge property and the safety are effectively increased, and enough dynamic property is ensured.
Owner:BEIQI FOTON MOTOR CO LTD
Large internal combustion engine with supercharger
InactiveCN1664344AInternal combustion piston enginesNon-fuel substance addition to fuelTurbochargerExhaust gas
The large internal combustion engine with a super charger comprises a turbocharger having a turbine (6) driven by an exhaust gas, and a compressor (9) driven by the turbine for supplying supply air to a cylinder of the engine. The engine is further provided with a humidification unit (12) for raising an absolute humidity of the supply air by humidifying the supply air.
Owner:MAN DIESEL & TURBO FILIAL AF MAN DIESEL & TURBO SE TYSKLAND
Diesel internal combustion engine oil-water mixing combustion device and process method thereof
PendingCN107476900AReduce pollutionLow costNon-fuel substance addition to fuelInternal combustion piston enginesExhaust valveWater storage tank
The invention discloses a diesel internal combustion engine oil-water mixing combustion device and a process method thereof. The diesel internal combustion engine oil-water mixing combustion device is characterized in that a connecting rod and an air cylinder inner cavity are used as a lower chamber and an upper chamber; a piston is arranged in the air cylinder inner cavity; an air cylinder cover is arranged on the top face of the upper chamber and provided with an exhaust valve and an air inlet valve; the air cylinder cover is provided with an oil injection nozzle and a water spray nozzle; an air inlet pipe and an exhaust pipe are arranged on the two sides of the air cylinder cover; the air cylinder cover is arranged at the top of an air cylinder; the oil injection nozzle is connected with the upper chamber; the oil injection nozzle is connected with a high-pressure oil pump; the high-pressure oil pump is connected with an oil tank; the water spray nozzle is connected with the upper chamber; the water spray nozzle is connected with a high-pressure water pump; and the high-pressure water pump is connected with a water storage tank. The diesel internal combustion engine oil-water mixing combustion device has the advantages that cheap water is added in the diesel or gasoline combustion process, water and oil are mixed for combustion, energy conservation and emission reduction are achieved, the cost is reduced, atmospheric pollution is reduced, meanwhile, water vapor can absorb noise, the device is ingenious in design, simple, easy to manufacture, convenient to use, safe, reliable and obvious in energy saving effect, and energy is saved by 40% or above.
Owner:沈福盛
High-energy storage cell material, engine block, full cell electric vehicle and using method of engine block
InactiveCN102623735AIncrease powerCompact and reasonable structureNon-fuel substance addition to fuelInternal combustion piston enginesHigh energyElectrical battery
The invention discloses a high-energy storage cell material, an engine block, a fuel cell electric vehicle and a using method of the engine block. The cell material comprises an aluminum-water group, a magnesium-water group and the like. The engine block comprises an internal combustion engine (18), a liquid fuel supply subsystem and a fuel reaction tube subsystem, wherein the fuel reaction tube subsystem comprises a combustion cracking reforming reaction tube (17), and the combustion cracking reforming reaction tube (17) is arranged on the first section of an exhaust pipe of the internal combustion engine, and is connected with an exhaust manifold (5) of the internal combustion engine. According to the high-energy storage cell material, the high-energy storage cell fuel engine block and the fuel cell electric vehicle with the engine block, high-capacity long-term electric power storage is realized; cleanness is ensured, and pollution is avoided; the material can never be exhausted; an internal combustion engine vehicle is upgraded into the 'electric vehicle'; oil, electricity and gases can be replaced; intermittent energy sources such as wind power and solar energy power are fully utilized; cost is low; a distributed power supply system can be constructed; and a whole set of emerging industry chain can be formed.
Owner:张慧书
Expanded electric power system of internal combustion engine motor vehicle
InactiveCN103407360AImprove comfortReduce use costGas pressure propulsion mountingPlural diverse prime-mover propulsion mountingElectricityElectric power system
The invention relates to an expanded electric power system of an internal combustion engine motor vehicle. The expanded electric motive power system is characterized in that an electric motor is connected with a gearbox through an electric motor clutch and a power collector, and meanwhile, an internal combustion engine is connected with the gearbox through an internal combustion engine clutch and a power collector; when the electric motor clutch is connected and the internal combustion engine clutch is separated, the electric motor can be only used for driving the vehicle to run; when the electric motor clutch is separated and the internal combustion engine clutch is connected, the internal combustion engine can be only used for driving the vehicle to run; when the electric motor clutch is connected and the internal combustion engine clutch is also connected, the power of the electric motor and that of the internal combustion engine can be simultaneously used for driving the vehicle, and the power performance of the vehicle is improved. The expanded electric motive power system has the advantages that the expanded electric motive power system can be used as an enhancing element in an assembly installing mode for refitting and expanding the existing internal combustion engine vehicle into an oil-electricity hybrid power vehicle, and the power performance and the economy of the vehicle are improved.
Owner:许伟琦
High-pressure hydrogen gas refrigerating device of hydrogen internal combustion engine vehicle
InactiveCN107246739AImprove vehicle energy utilization efficiencyMechanical apparatusDomestic cooling apparatusHigh pressure hydrogenProcess engineering
The invention provides a high-pressure hydrogen gas refrigerating device of a hydrogen internal combustion engine vehicle. The high-pressure hydrogen gas refrigerating device comprises a high-pressure hydrogen gas tank (1) and a refrigerating system (2), wherein the refrigerating system (2) comprises one or multiple stages of expanding systems; and the expanding system at each stage comprises an expander (3) and a heat exchanger (4). High-pressure hydrogen gas flows out from the high-pressure hydrogen gas tank (1) and sequentially flows into the expanding system at each stage. In the expanding system at each stage, high-pressure hydrogen gas is cooled and decompressed by the expander (3) to output work outsides, and then enters the heat exchanger (4); when refrigerating is needed in the vehicle, cooling capacity is provided into the vehicle; and when refrigerating is not needed in the vehicle, heat exchange is performed with the environment or engine cooling circulating water. The refrigerating system (2) is used for recycling pressure energy in the high-pressure hydrogen gas tank, and also provides cooling capacity to a control cabinet, so that an energy utilization rate is increased.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
Gear-driven internal combustion engine
The invention relates to a gear-driven mechanism which can run reversely and convert the reciprocating rectilinear movement into the rotation toward the same direction. In the technical scheme, the drive of a gear sleeve and a gear is adopted for replacing the drive of a crankshaft and a connecting rod. The gear-driven mechanism can be widely applied to vehicle internal combustion engines, marine low-speed diesel engines, tank engines, hydraulic motors, pump and other machines. As a gear-driven internal combustion engine imitates the working condition of a crankshaft-driven internal combustion engine at the strong deflagration stage of the burning and combustion of fuels, the gear-driven mechanism also can meet the constant volume combustion condition of a spark ignition type internal combustion engine and maintains the conversion efficiency of the heat engine cycle of the internal combustion engine. The gear-driven mechanism provides a doubled drive angle nearby a top dead center so that the mechanical efficiency is substantially increased. The ideal gear-driven internal combustion engine can really realize the constant volume combustion, blows up gas energy instantly and ensures that the cycle thermal efficiency reaches an ideal level.
Owner:舒锦海
Large internal combustion engine with supercharger
InactiveCN100365265CInternal combustion piston enginesNon-fuel substance addition to fuelTurbochargerExhaust gas
Owner:MAN DIESEL & TURBO FILIAL AF MAN DIESEL & TURBO SE TYSKLAND
Hydrogen internal combustion engine (HICE) as well as multi-path hydrogen injection electronic control system and hydrogen injection control method thereof
InactiveCN102418607ASolve the problem that it is difficult to complete quantitative hydrogen injection in a short timePrevention of tempering abnormal combustionInternal combustion piston enginesEngine controllersHydrogenElectronic control system
The invention relates to a hydrogen internal combustion engine (HICE) as well as a multi-path hydrogen injection electronic control system and a hydrogen injection control method thereof. The multi-path hydrogen injection electronic control system of the HICE comprises an ECU (electronic control unit), wherein the ECU controls and is connected with a hydrogen injection device which is connected with an air inlet duct through an air intake manifold; the hydrogen injection device comprises at least two paths of hydrogen injection machines which are adjacent to an inlet valve seat up to the hiltaccording to an engine structure and are uniformly distributed along the circumferential direction of the air intake manifold; the number of the hydrogen injection machines in the hydrogen injection device satisfies the requirement of the full load of the HICE on the hydrogen injection amount; and at least two paths of hydrogen injection machines are determined according to the requirement of thefull load on the hydrogen injection amount, and the hydrogen injection machines are adjacent to the inlet valve seat as far as possible and are uniformly distributed along the circumferential direction of the air intake manifold. According to the invention, the problem that an existing single-path hydrogen injection system can not complete quantitative hydrogen injection within short time can be solved.
Owner:NORTH CHINA UNIV OF WATER RESOURCES & ELECTRIC POWER
Hydrogen fueled two-stroke engine and power system thereof
ActiveCN108547696AIncrease powerIncrease profitInternal combustion piston enginesFuel supply apparatusFour-stroke engineCrankcase
The invention relates to a hydrogen fueled two-stroke engine and a power system thereof. The hydrogen fuel engine is provided with an air cylinder, a cylinder cover and a crank case, wherein a spark plug and an exhaust hole are arranged on the cylinder cover; a piston is arranged in the air cylinder; a crank shaft is arranged in the crank case; the piston is connected with the crank shaft througha connecting rod; a hydrogen inlet and an air inlet are formed in a wall of the air cylinder; the hydrogen inlet is connected with a hydrogen inlet chamber through a gas compression unit; the air inlet is connected with an air inlet chamber through the other gas injection unit; and the hydrogen inlet chamber and the air inlet chamber are independently arranged in a separating way and communicate with the air cylinder. According to the two-stroke engine, the hydrogen concentrated-combustion operation emission meets the cleaning standard, and the backfire problem of a hydrogen internal combustion engine is solved by feeding hydrogen and air in a separating way. An exhaust afterheat utilization unit recycles exhaust afterheat and engine cooling water afterheat for generating power, so that the utilization rate of a hydrogen fuel and the power per liter of the engine are improved; and metal hydride in a metal hydride storage tank is stored at ordinary pressure, the hydrogen is desorbed through hydration, and the weight hydrogen storage rate reaches 15 percent or above.
Owner:SHANGHAI KELAIPU ENERGY TECH CO LTD
Control method and device for injection system of hydrogen fuel internal combustion engine
ActiveCN105781759ASolve the problem of enteringImprove combustion characteristicsInternal combustion piston enginesFuel supply apparatusCombustionHydrogen fuel
The invention relates to a control method and device for an injection system of a hydrogen fuel internal combustion engine, and belongs to the technical field of hydrogen fuel internal combustion engine control. The maximum total hydrogen injection pulse width of the injection system of the hydrogen fuel internal combustion engine is divided and is divided into a plurality of hydrogen injection segments in the gas inlet duration, and interval time periods between the hydrogen injection segments are non-hydrogen-injection segments. The injection time frames of the injection system of the hydrogen fuel internal combustion engine are controlled according to the division manner of the hydrogen injection segments, so that the injection system of the hydrogen fuel internal combustion engine carries out intermittent injection many times in the gas inlet duration, the problem of inflow of air blocking a gas inlet pipe is effectively solved, and the combustion characteristic of the engine is considered and optimized.
Owner:NORTH CHINA UNIV OF WATER RESOURCES & ELECTRIC POWER
Large internal combustion engine with supercharger
InactiveCN1664345ANon-fuel substance addition to fuelInternal combustion piston enginesTurbochargerEngineering
Owner:MAN DIESEL & TURBO FILIAL AF MAN DIESEL & TURBO SE TYSKLAND
Novel cylinder-transferring and water-spraying working hydrogen internal combustion engine
PendingCN107842420AInternal combustion piston enginesGaseous engine fuelsEnvironmental resistanceWork cycle
The invention discloses an internal combustion engine which uses hydrogen as fuel and performs functions of water-spraying working and cylinder-transfer in a working cycle. A novel hydrogen internal combustion engine comprises a hot cylinder, a sweat cylinder, a hot cylinder crankshaft, a sweat cylinder crankshaft and related auxiliary equipment; the sweat cylinder is mainly used to fully premix hydrogen and oxygen, and then mixed gas enters the hot cylinder after further compressing treatment to prevent the phenomenon of tempering and pre-ignition of the mixed gas after being injected into the hot cylinder; a sparking plug and a water sprayer are disposed at the top of the hot cylinder, the mixed gas starts to burn and work after ignition, and water vaporization and expansion work links are added in the working cycle; and normal working of the internal combustion engine is realized by controlling gear transmission, a relative deviation angle of the hot cylinder crankshaft and the sweat cylinder crankshaft, and associated control devices. Compared with conventional internal combustion engines, the hydrogen fuel internal combustion engine is cleaner and environmentally friendlier, the possibility of occurrence of tempering during combustion is effectively reduced, the uniformity of mixed hydrogen and oxygen is improved, and the fuel utilization rate is improved.
Owner:QINGDAO UNIV OF SCI & TECH
A hydrogen supply system for a liquid hydrogen storage material for a hydrogen internal combustion engine
ActiveCN104975988BSave spaceLow oxygenInternal combustion piston enginesFuel supply apparatusSource materialDehydrogenation
Owner:WUHAN HYNERTECH CO LTD
Starting ignition control method for hydrogen internal combustion engine
InactiveCN102410101AAvoid starting flashback phenomenonHigh starting safetyElectrical controlMachines/enginesWork cycleIgnition control
The invention relates to a starting ignition control method for an inlet duct injection type hydrogen internal combustion engine. The starting ignition control method is characterized in that the starting process is divided into three phases and comprises the following steps of: (1) starting the hydrogen internal combustion engine, and stopping the work of a hydrogen injection system and an ignition system; (2) judging the working cycle after the starting of the hydrogen internal combustion engine through monitoring a crankshaft or camshaft signal; (3) beginning to work by the ignition system; and (4) beginning to work by the hydrogen injection system, thereby entering a starting idling control process. The starting ignition control method for the hydrogen internal combustion engine has the advantages that: in the first phase, as the hydrogen injection system and the ignition system stop working, the possible residual hydrogen in air inlet and air exhaust systems is completely discharged through the idling process of the internal combustion engine; the second phase is a transition working condition, the ignition system begins to work and enters a starting idling preparation phase; and from the beginning of the third phase, the hydrogen injection system begins to work and enters a starting idling control process. By using the three-phase starting ignition control method provided by the invention, the occurrence of starting tempering phenomenon of the hydrogen internal combustion engine can be completely avoided in the hydrogen internal combustion engine; and the starting ignition control method has the characteristics of high starting safety and simple control mode.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
An internal combustion engine device with double-sleeved electrodes using water as fuel
The invention belongs to the technical field of new energy and energy saving and environmental protection, and particularly relates to a double-sleeve type electrode internal combustion engine device with water serving as fuel. Hydrogen is collected through an independent cathode sleeve and conveyed to an electric sprayer through a one-way valve and a booster pump to replace original gasoline, diesel oil and other fuel. Oxygen is collected through an independent anode sleeve and directly fed into a gas inlet pipe in front of a throttle valve through a one-way valve, the oxygen and air are conveyed to the front of the throttle valve through negative pressure to be mixed with the hydrogen and fed into an air cylinder for combustion, and the structure that fuel oil is adopted as fuel all the time for hundreds of years is replaced euphemistically. According to the inventive principle, new energy capable of being used by the new structure can be developed according to the combustion principle that multiple electrolytic cells and multiple storage batteries of the same kind are additionally mounted according to high (low) power of an internal combustion engine to be connected with gas conveying or input current in parallel, and the basic structures of various automobile engines are not changed.
Owner:WUHAN UNIV
Gas engine based on steam engine principle
The steam engine was eliminated by the internal combustion engine because of the bulky and bulky power device, but the operating performance of the internal combustion engine is far behind that of the steam engine. Integrated, to overcome the six insurmountable fatal weaknesses of the internal combustion engine, such as self-starting, overload fire extinguishing, self-adjustment of output torque, and poor performance at low speeds, to improve the overall performance of the internal combustion engine. Steam engine principle The power system of a gas engine is a new type of combustion device invented with reference to the combustion principle of an internal combustion engine. The function of this device is to convert fuel oil into gas and provide power for the engine. The principle of steam engine The gas engine itself is designed according to the working principle of the steam engine, the pressure and temperature parameters of the gas itself. There is no doubt that a gas engine designed with the principle of a steam engine naturally has the operating performance of a steam engine.
Owner:李福祥
Spontaneous intake type internal combustion engine for vehicles
InactiveCN1281862CReduced output means reducedLow costCasingsElectrical controlProduction rateExhaust valve
A naturally aspirated internal combustion engine for a vehicle having an operating range from a no-load range to a high-load high-speed range is controlled in accordance with the Miller cycle throughout the entire operation range including the high-load high-speed range, thereby further improving fuel consumption , while improving the productivity of the internal combustion engine with a simple structure, and, furthermore, suppressing an increase in cost and an increase in weight of the internal combustion engine. The naturally aspirated internal combustion engine E for a vehicle is equipped with a cylinder 2 in which a piston 8 can freely reciprocate, and an intake valve that opens and closes at a constant opening and closing time throughout the entire operating range from a no-load range to a high-load high-speed range. 35 and exhaust valve 36. The valve closing time of the suction valve 35 is set before the bottom dead center, or the prescribed valve closing time after the suction gas in the cylinder 2 flows back to the bottom dead center upstream of the suction valve 35 . In addition, the exhaust volume of the internal combustion engine E is set in the high-load high-speed region, and the internal combustion engine E can obtain the specified exhaust volume of the maximum required indicated output through the control of closing the intake valve 35 at the above-mentioned predetermined valve closing time.
Owner:HONDA MOTOR CO LTD
Hydrogen gas fuel internal combustion engine, its hydrogen gas injection system and combustion method
InactiveCN101368527BControl the amount of air injectionIncrease power outputInternal combustion piston enginesFuel supply apparatusCombustion chamberInlet channel
Owner:CHERY AUTOMOBILE CO LTD
Internal combustion engine device
InactiveCN100520051CSimple designPower operated startersHigh pressure gas fuel injectionCompressed fluidEngineering
The internal combustion engine plant has a pressure accumulator line (2) holding fuel at high pressure and from which branches a fuel line (4) to each cylinder (1). The fuel line accommodates an electronically controlled fuel valve (5), with each valve alternately pressurized by compressed air for opening. A compressed air valve controlled in dependence upon the position of the engine's crankshaft (13) is installed in a compressed air line (6) between a compressed air accumulator (8) and each fuel valve. An independent claim is included for a fuel valve for an internal combustion engine plant.
Owner:MAN B & W DIESEL AS
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