1187results about "Combustion engines" patented technology

The invention relates to the technical field of hydrogen internal combustion engines, in particular to a water-hydrogen combined supply internal combustion engine which comprises a first power generation unit driven by hydrogen and air combusted by a hydrogen internal combustion engine unit. The gas recovery unit converts water vapor in exhausted gas into liquid water through a condensation driving module and drives the second power generation unit at the same time; the fuel supply unit adjusts the hydrogen injection amount through a generated adjusting instruction based on multi-dimensional data detected by the monitoring unit and processed by the data processing unit and the confidence decision-making unit, and then generation of nitric oxide is inhibited. Condensate water recovery and combustion control of the hydrogen internal combustion engine are deeply combined, the actual exhaust humidity is reversely deduced by monitoring the flow of the condensate water, the gas detection error tolerance range is dynamically corrected, the hydrogen-oxygen combustion ratio judgment result is linked, safety amplitude limiting control over hydrogen fuel supply is achieved, and nitrogen oxide generation of the hydrogen internal combustion engine is reduced.

The invention relates to the technical field of hydrogen internal combustion engines, and discloses a hydrogen internal combustion engine power generation system and method based on AI control, and the system comprises the following modules: a receiving module which is used for receiving an operation instruction from a driver, and the operation instruction comprises an expressway power generation instruction and a static charging instruction; the coupling control module comprises a processor unit and an AI control unit; the processor unit is responsible for data transmission operation; the AI control unit is used for receiving the operation instruction, responding to the operation instruction and controlling operation of a vehicle-mounted generator; and the vehicle-mounted generator is connected with the coupling control module and is used for converting hydrogen energy into electric energy. The invention discloses an AI-controlled hydrogen internal combustion engine power generation system and method, and mainly solves the problems of low energy utilization efficiency, poor operation flexibility and incapability of effectively relieving mileage anxiety caused by the fact that a vehicle-mounted range extender of an existing electric vehicle is passively started only by depending on a preset charging state threshold value of a main battery and does not consider the intention of a driver and a stroke situation.

The invention belongs to the technical field of feces treatment, particularly relates to integrated rural toilet feces deep separation treatment equipment, and aims to solve the problems that existing equipment is poor in operation stability and not ideal in total phosphorus and ammonia nitrogen pollutant removal rate, the integrated rural toilet feces deep separation treatment equipment comprises a solid-liquid separation module, an anaerobic treatment tank, an aerobic treatment tank and a liquid-phase flocculation unit, a solid phase and a liquid phase of feces are separated through the solid-liquid separation module, the liquid phase is flocculated through the liquid phase flocculation unit, the liquid phase and the solid phase are put into corresponding fermentation areas of the anaerobic treatment tank to be subjected to anaerobic fermentation treatment, the liquid phase is conveyed to the aerobic treatment tank to be subjected to further aerobic treatment, and the liquid phase and the aerobic treatment tank are subjected to anaerobic fermentation treatment. The integrated treatment of solid-liquid separation, anaerobic biogas production and aerobic denitrification of rural toilet feces is realized, the solid phase and the liquid phase after the integrated treatment can be respectively subjected to further resource utilization, and the system is extremely suitable for being used in rural areas.

The present disclosure provides a renewable energy utilization system based on nitrogen-free combustion and carbon dioxide recycling. The system includes: an electrolysis unit used to electrolyze water using renewable energy to obtain hydrogen and oxygen; a carbon dioxide collection unit used to collect carbon dioxide gas released during utilization of the renewable energy; a methanol synthesis unit used to synthesize methanol using the hydrogen and the carbon dioxide gas; an internal combustion engine generator set used to perform nitrogen-free combustion of the methanol and the oxygen to generate exhaust gas and electrical energy; and a methanol reforming reaction unit used to catalyze a reforming reaction of the methanol using residual heat of the exhaust gas to obtain synthesis gas, and input the synthesis gas into the internal combustion engine generator set as a fuel for the internal combustion engine generator set.

A carbon capture system for an LNG fueled power plant (1) and method for LNG combustion and carbon capture, wherein the method comprises - gasifying the LNG stream by heating to obtain a gasified NG stream - combusting the gasified NG stream to obtain exhaust gas stream- separating water from the cooled exhaust gas stream to obtain a dry exhaust gas stream - adsorbing CO2 from the dry exhaust gas stream to obtain a CO2 depleted exhaust gas stream - desorbing CO2, pressurizing it and cooling it with the cold from the gasification of the LNG - separating CO2 from the desorbing stream.

The invention discloses a thermal management system and a thermal management control method and system of a range-extended electric vehicle, and relates to the technical field of thermal management of the range-extended electric vehicle, and the method comprises the steps: obtaining the temperatures of a battery, a driving system, a range extender, an intercooler and a refrigerant, determining the working condition, and adjusting the circulation of a cooling liquid according to the working condition, enabling each loop to form a path and distribute flow, and switching a battery and a driving system loop when conditions are met; refrigerant circulation is adjusted under the refrigeration requirement, so that the battery heat exchanger, the external heat exchanger and the in-cabin evaporator are connected in series or in parallel; under the waste heat utilization condition, the connection mode between a range extender or a driving system loop and a battery or a warm air core body in a cabin is adjusted to introduce heat, and the system operates according to working conditions based on a path control flowing mode. By acquiring the multi-source temperature and determining the working condition, the path of the cooling liquid and the refrigerant is adjusted along with the working condition, the temperature control consistency and energy efficiency are improved, and battery fluctuation, overheating of the driving system and insufficient temperature control in the cabin are improved.

A turbocharger heat management structure relates to the technical field of internal combustion engine supercharging devices and comprises a radial flow turbine, a centrifugal compressor and a bearing system which are connected, and the heat management structure is arranged between the radial flow turbine and the bearing system. The heat management structure comprises a first heat insulation cover, a second heat insulation cover and a third heat insulation cover which are in a revolving body metal sheet shape and arranged at the turbine back disc, a first heat insulation cavity is formed between the first heat insulation cover and the second heat insulation cover, a second heat insulation cavity is formed between the second heat insulation cover and the third heat insulation cover, and a third heat insulation cavity is formed between the third heat insulation cover and the annular cooling groove. The first heat insulation cavity communicates with a gap in the turbine back disc, and the third heat insulation cavity is connected with a cold air hole. The third heat insulation cavity, the second heat insulation cavity and the first heat insulation cavity are sequentially communicated through an air guide structure. On the premise that the weight and the size are not greatly increased, the heat insulation efficiency is greatly improved, and the purpose of actively and efficiently cooling a key area is achieved.

This application relates to the field of waste treatment technology, and more specifically, to a power generation device based on low-temperature magnetic pyrolysis of waste, comprising: at least one pyrolysis unit for thermally decomposing waste; a gas conveying pipeline for collecting and conveying the gas generated in each pyrolysis unit to a combustion chamber; a combustion chamber for combustion using combustible gas as a heat source; a direct-fired generator system disposed above the combustion chamber for using the high-temperature gas in the combustion chamber as a power source to drive the generator to rotate and generate electricity; and an oxygen-enriched gas supply device for supplying oxygen-enriched gas to the combustion chamber to ensure complete combustion of the combustible gas.

The present application relates to hydrogen internal combustion engine technical field, especially to a kind of water hydrogen electricity combined supply internal combustion engine, including by hydrogen internal combustion engine unit combustion hydrogen and air driven first power generation unit;Gas recovery unit by condensation drive module converts water vapor in exhaust gas into liquid water, while driving second power generation unit;Fuel supply unit is based on the multidimensional data obtained by monitoring unit detection, through the processing of data processing unit and confidence decision unit, the generated adjustment instruction adjusts hydrogen injection amount, and then inhibits the generation of nitrogen oxides.The present application combines the condensate water recovery of hydrogen internal combustion engine with the combustion control deeply, the actual humidity of exhaust gas is deduced by monitoring the condensate water flow, the error tolerance range of gas detection is dynamically corrected, and the safety limit control of hydrogen fuel supply is realized by the determination result of hydrogen-oxygen combustion ratio, to reduce the generation of nitrogen oxides of hydrogen internal combustion engine.

A spark plug (38) includes: a spark plug housing (40); a cathode (62) including at least one electrode fork (64) and formed primarily of iridium; and an anode (72) formed at least predominantly of iron or steel. The material composition of the cathode and anode provides extended spark plug service life, especially in high power density applications employing pre-chamber spark plugs. Related methods are also disclosed.

The present invention relates to a fluid flow control device for an internal combustion engine and, more specifically, comprises: a plurality of main blades having the inner ends thereof connected; and auxiliary blades, each obliquely extending rearward from the front end of a main blade (hereinafter, referred to as a first main blade) so as to be spaced farther apart from the first main blade toward the rear.

A piston (22) for an internal combustion engine (12) includes a piston skirt (64) and a piston crown (70) attached to the piston skirt and including a combustion face (72). The combustion face forms a piston rim (74) and a combustion bowl (78). A bowl rim (82) defines an intersection of the combustion bowl and the piston rim, and a reentry surface (84) defining a reentry angle extends between the bowl rim and the bowl outer wall. A ratio of a bowl depth dimension coincident with the piston central axis to a compressed height dimension coincident with the piston central axis is from about 0.30 to about 0.35.

The application relates to an IGCC system coupled with biomass and near-zero emission high-purity CO2 capture and a working method thereof, and belongs to the field of coal gasification combined cycle power generation coupled with biomass, in particular to an IGCC system coupled with biomass and near-zero emission high-purity CO2 capture and a working method thereof. The application is used for solving the problems that the existing IGCC system has low CO2 capture rate, high energy consumption, low power generation efficiency, and a large amount of nitrogen generated in the oxygen taking process and difficult to effectively utilize. The application comprises an air separation device, a gasification furnace, a sensible heat recovery device, a purification device, a gas power generation unit, a waste heat recovery unit, a steam power generation unit, a biomass fermentation device, a methane reforming unit, an adsorption separation unit and an ammonia synthesis tower. The application is based on the overall coal gasification combined cycle power generation system of post-combustion CO2 capture and oxygen-enriched combustion technology, introduces a biomass ammonia synthesis process, generates H2 and CO through biomass fermentation and reforming, utilizes N2, and improves the system efficiency.

A compressor system includes a compressor, a storage vessel, and a control valve. The compressor includes a cylinder having a first end and a second end opposing the first end, a piston slidably disposed within the cylinder, a compression chamber defined between the first end and the piston, and a driving chamber defined between the piston and the second end. The compression chamber receives a gas therein. The storage vessel is in fluid communication with the driving chamber and is configured to store the gas which leaks from the compression chamber to the driving chamber. The control valve is disposed in fluid communication with the storage vessel and the compression chamber and is configured to control a flow of the gas from the storage vessel to the compression chamber.

An inlet passage system includes a turbocharger for receiving exhaust gas and delivering compressed air to an internal combustion engine. The system also includes a blade assembly having a blade ring on which a plurality of blades are disposed. The blade assembly includes a plurality of spacers positioned adjacent a leading edge or trailing edge of a respective blade, and each spacer is separated from an adjacent spacer by at least one blade. A blade gap distance defined between any portion of an adjacent side of the first blade and a blade ring surface of the blade ring is greater than a blade gap distance defined between any portion of an adjacent side of the second blade and the blade ring surface of the blade ring in order to control a blade torque associated with the first blade generated during operation of the system.

There are provided systems and methods for using fuel rich partial oxidation to produce an end product from waste gases, such as flare gas. Lambda sensor modifications and other control parameters that provide closed-loop mixture control at extremely fuel-rich operating conditions utilizing feed-forward and feedback approaches, physics-based engine models, novel use of a lambda sensor (02-based sensor), sensors with intermittent contact with the gas stream. In an embodiment the system and method use air-breathing engines having control systems, control parameters, sensors and input / output (I / O) for the fuel rich (ER of 1.2 and greater), partial oxidation of the flare gas to form syngas. In embodiments the syngas is further converted into an end product. In an embodiment the end product is methanol.

The turbocharger comprises a turbine shaft (1), a turbine (2) is arranged at the output end of the turbine shaft (1), a middle body (3) is arranged on the side, close to the turbine shaft (1), of the turbine (2), the turbine shaft (1) is rotationally connected to the axis of the middle body (3), an air cooling air channel (3.1) is arranged at the end, close to the turbine (2), of the middle body (3), and the air cooling air channel (3.1) is communicated with the air cooling air channel (3.1). The air cooling air channel (3.1) is in a U shape and is arranged in the circumferential direction of the turbine shaft (1). The utility model provides a turbocharger with an air cooling intermediate, which is used for cooling the turbocharger in an air cooling manner so as to reduce the production cost of the turbocharger.

Method for controlling the internal combustion engine (4) of a motor vehicle during the operation of the motor vehicle, wherein the internal combustion engine (4) has at least two operating modes in which different torque ranges are provided, and the control has a switching function for switching the internal combustion engine between the at least two operating modes, comprising the steps: Performing route forecasting during operation to determine route data for upcoming track sections, Predicting the torque requirement for upcoming track sections based on track data, The switching function for changing the internal combustion engine from a first operating mode to at least the second operating mode for an upcoming section of track may only be activated if the track forecast for the upcoming section shows that the operating point of the internal combustion engine lies within a torque range for at least a predetermined period of time, which covers the torque requirement predicted for this section of track by at least the second operating mode. characterized by the fact that the operating modes are realized through different compression ratios of the internal combustion engine.

To realize a configuration capable of curbing an increase in a concentration of carbon monoxide contained in processed gas produced after exhaust gas produced when exhaust gas after combustion of thermal decomposition gas undergoes a process in a woody biomass gas combustion facility in which the thermal decomposition gas generated through thermal decomposition of woody biomass undergoes combustion.SOLUTION: A woody biomass gas combustion facility 1 comprises: a filter 23 which collects particles in thermal decomposition gas obtained from woody biomass; oxidation catalyst reaction device 16 which oxidizes carbon monoxide contained in exhaust gas produced when the thermal decomposition gas undergoes combustion with a gas engine 15; a particle removal mechanism 25 which performs particle removal operation; an oxidation gas supply device 40 which mixes the exhaust gas with oxidation gas; and a control device 30 which controls drive of the oxidation gas supply device 40 so as to mix the exhaust gas with the oxidation gas when the particle removal mechanism 25 performs the particle removal operation.SELECTED DRAWING: Figure 1

To provide a turbine housing capable of improving reliability of a nozzle vane, and a variable-capacity type turbo charger comprising the turbine housing.SOLUTION: A turbine housing comprises a scroll flow path wall surface that connects an outer peripheral end of a scroll flow path and an outer peripheral end of a hub side flow path wall surface. The scroll flow path wall surface includes a first arc part extending from an outer peripheral end connected to the outer peripheral end of the scroll flow path toward an inner side in a radial direction of a turbine rotor in a cross section along an axial line of the turbine rotor passing through a tongue part, and a cliff part that connects an inner peripheral end of the first arc part and the outer peripheral end of the hub side flow path wall surface, the cliff part including a second arc part that is connected to the inner peripheral end of the first arc part and forms an inflection point between the second arc part and the first arc part. The inflection point is positioned to be offset to a tip end side in an axial direction of the turbine rotor with respect to the outer peripheral end of the hub side flow path wall surface and an outside in the radial direction with respect to the outer peripheral end of the hub side flow path wall surface.SELECTED DRAWING: Figure 6

The application discloses an intelligent hydrogenation method and system for a generator, relates to the technical field of generator hydrogenation, and determines the working state of the generator at different time nodes according to the past power generation plan of the generator, constructs a generator working state curve and a generator hydrogen consumption curve, and generates an initial strategy reference model; according to the current power generation demand, the working state of the generator in a preset time section is determined, and a fixed-proportion hydrogenation control strategy is constructed; according to the working state and load condition of the generator set, the injection amount of hydrogen is dynamically adjusted, a plurality of variable-proportion hydrogenation control strategies are generated, the fixed-proportion hydrogenation control strategy and the variable-proportion hydrogenation control strategy are evaluated from the energy-saving property and adaptability, and the energy-saving property evaluation and adaptability evaluation of the fixed-proportion hydrogenation control strategy and the variable-proportion hydrogenation control strategy are comprehensively evaluated to determine the optimal hydrogenation control strategy, which is determined as the current hydrogenation control strategy.

A frameless cooling module to cool a fluid in a motorized vehicle includes a first heat exchanger comprising an inlet manifold; an outlet manifold; and a plurality of ducts fluidly connecting the inlet manifold to the outlet manifold. The inlet manifold and the outlet manifold couple to a chassis of the motorized vehicle.

An ignition system (10) including an injection member (20) configured to deliver fuel to an ignition zone (140) within a combustion chamber, an ignition element (40) configured to ignite fuel within the ignition zone, and a control unit (60) configured to operate the injection member and the ignition element in a first ignition phase including ignition of a first delivery of fuel provided to the combustion chamber by the injection member and a second ignition phase including ignition of a second delivery of fuel provided to the combustion chamber by the injection member.

A compressor having a housing along with a wheel including a hub and a plurality of impellers defining flow channels is disclosed. The hub forms a flow surface that defines a concave surface-curve from an inducer end to an inflection point, and a convex surface from the inflection point to an exducer end of the flow surface. The hub forms a back-disk surface including a circumferential edge-channel inset from and surrounding a central portion. The housing includes a conical inner-diffuser wall surrounding a circular inset wall. The central portion of the back-disk surface is received by the conical inner-diffuser wall, while the exducer end of the flow surface extends radially outward to be axially over an inner portion of the inner-diffuser wall.

The present invention suppresses suction of gas from a suction passage. An internal combustion engine (10) for a vehicle is provided with a cylinder (23A), an intake passage (10A), a crank chamber (10Z), a suction passage (80Z), and an introduction passage (60Z). The intake passage (10A) introduces intake air into the cylinder (23A). The crankshaft chamber (10Z) accommodates a crankshaft (33). In addition, oil is stored in the crank chamber (10Z). The suction passage (80Z) sucks oil stored in the crank chamber (10Z). The introduction passage (60Z) introduces a portion of the intake air flowing through the intake passage (10A) into the crank chamber (10Z). The introduction passage (60Z) includes a main passage (63Z) and a plurality of outlet passages (64Z). The main passage (63Z) extends from the outside of the crank chamber (10Z) to the inside of the crank chamber (10Z). The outlet passage (64Z) discharges intake air flowing through the main passage (63Z). The outlet passage (64Z) extends from the main passage (63Z) toward the suction passage (80Z) when viewed from a direction along the vertical axis of the vehicle.