273 results about "Supercharger" patented technology

An exhaust turbocharger has a housing, in which a shaft is mounted by bearings, which carries a turbine wheel, on the one hand, and a compressor wheel, on the other hand. An electric machine has a rotor and a stator. The rotor is secured on the shaft for conjoint rotation therewith and the stator surrounds the rotor radially on the outside. A sleeve, which supports the rotor radially and axially, is arranged between the stator and the rotor. The sleeve has at least one fluid duct, by way of which a cooling fluid can be guided toward the bearings of the shaft.

The application relates to the technical field of multi-station detection, and more specifically discloses a multi-station rapid detection and sorting device for a sealing ring of a supercharger. The self-adapting clamp and the material returning assembly are arranged, the detection process of two shafts is simplified, the automation of sleeve shaft and ring returning is realized through twice insertion of the first sub-shaft and the second sub-shaft, the installation difficulty of the sealing ring in the toughness experiment and the sealing experiment is greatly reduced, and the working efficiency of the production assembly line is improved.

This invention discloses a novel liquid argon filling pump sealing gas system, belonging to the field of metallurgical air separation oxygen production technology. It includes a liquid argon storage tank, a booster, and a liquid argon filling pump. A liquid phase outlet at the lower end of the liquid argon storage tank is connected to the liquid argon filling pump via a first pipe to fill the pump with liquid argon. Another liquid phase outlet at the lower end of the liquid argon storage tank is connected to the booster via a second pipe. A gas phase outlet at the upper end of the liquid argon storage tank is connected to the booster via a third pipe. The booster is connected to the sealing gas interface of the liquid argon filling pump via an instrument pipe to supply a sealing gas source. The instrument pipe is connected to the second pipe via a tee. The gas phase outlet of the liquid argon storage tank forms a vent outlet at the top of the liquid argon storage tank via a tee on the third pipe. Gaseous argon from the upper end of the liquid argon storage tank enters the booster, is reheated to room temperature by the booster, and then enters the sealing gas interface of the liquid argon filling pump via the instrument pipe as a sealing gas. This system ensures the purity of the liquid argon product, promotes resource reuse, and effectively reduces costs.

The application discloses an engine flow control method and device, electronic equipment and storage medium. The method determines an engine flow control mode. The flow control mode includes a first throttle control mode, a second throttle control mode, a third throttle control mode, a first supercharger control mode and a second supercharger control mode. Only the throttle is controlled in the first throttle control mode, the second throttle control mode and the third throttle control mode. The front pressure of the throttle in each throttle control mode is different. The throttle and the supercharger are simultaneously controlled in the first supercharger control mode and the second supercharger control mode. The opening degree of the exhaust valve of the supercharger in each supercharger control mode is different. The flow of the engine is controlled according to the flow control mode of the engine, so that the engine operates according to the priority of the torque demand, the air demand, the throttle demand and the supercharger demand, and a better performance index is achieved.

The application provides a turbocharger high-pressure exhaust variable position introduction system and method. The system comprises a turbocharger, a compressor and an exhaust turbine, an exhaust end of the exhaust turbine is communicated with an exhaust end of an exhaust manifold, and an exhaust end of the compressor is communicated with an air intake end of an air intake manifold; a first introduction pipeline, an exhaust end of which is communicated with the air intake end of the air intake manifold; a second introduction pipeline, an exhaust end of which is communicated with the air intake end of the compressor; a shunt bypass, an air intake end of which is connected to a pipeline section between the exhaust end of the exhaust manifold and the air intake end of the exhaust turbine; and a controllable electromagnetic three-way valve, an air intake port of which is arranged on the shunt bypass, a first air outlet of which is connected with the air intake end of the first introduction pipeline, and a second air outlet of which is connected with the air intake end of the second introduction pipeline.

This application provides an engine combustion control method and apparatus, relating to the field of automotive engine technology. The method includes: responding to an engine start command issued by a hybrid vehicle, setting the engine control mode to a high-efficiency combustion control mode; calculating the intake air volume in the engine cylinders based on the vehicle's required torque; calculating the final boost pressure based on the intake air volume; controlling the speed of the electric supercharger based on the final boost pressure; determining the optimal injection frequency and fuel injection parameters for each engine operating condition based on the engine's full-map operating conditions and the intake air volume; and performing fuel injection and engine knock linkage control based on the optimal injection frequency and fuel injection parameters for each operating condition. The engine combustion control method and apparatus provided in this application can achieve efficient combustion of the hybrid engine in the vehicle, achieve optimal thermal efficiency, and enable smooth charging and driving of the vehicle.

An amphibious vehicle has a dual-mode cooling system to cool heat-generating components (e.g., engine, turbocharger) in both land and water operating modes, using air-cooling components (forced flow of ambient air) and liquid-cooling components (forced flow of ambient water) in the land and water modes respectively. The air-cooling components provide cooling of engine coolant and compressed intake air by (i) a radiator in a first loop carrying the engine coolant and (ii) an air-air charge air cooler (CAC) in a second loop carrying the compressed intake air, and the liquid-cooling components provide cooling of engine coolant and compressed intake air by (iii) a liquid-liquid heat exchanger in series with the radiator in the first loop and (iv) a liquid-air CAC in series with the air-air CAC in the second loop. Additional heat exchangers may be used for cooling a swim rudder, transmission and transfer case.

This application discloses a method, device, equipment, and storage medium for controlling engine exhaust gas recirculation rate, relating to the field of vehicle control technology. The method includes: an engine management system first calculates an initial target exhaust gas recirculation rate based on the vehicle's current operating parameters, then coordinates the actuators to respond to the target torque, and during execution, monitors parameters characterizing the turbocharger's operating state in real time. When the parameters meet a preset insufficient boost margin condition, the current target exhaust gas recirculation rate is actively reduced, and the coordination and monitoring steps are re-executed based on the updated values ​​until the insufficient boost margin condition disappears or the target exhaust gas recirculation rate drops below a preset shut-off threshold. This application can ensure the engine's torque following capability and the vehicle's power and energy performance, while maximizing the fuel-saving advantages of exhaust gas recirculation and optimizing engine fuel economy.

The invention relates to the field of oil field gas injection and oil displacement, in particular to LNG pressurization gasification gas injection equipment and method. The LNG pressurization gasification gas injection equipment comprises a transportation tank car, a pressurizer, an air temperature gasifier and a gas dispenser. And the transportation tank car is used for loading LNG. The supercharger is used for receiving the LNG from the transportation tank car and pressurizing the LNG. And the air temperature gasifier is used for receiving the pressurized LNG from the supercharger and converting the pressurized LNG into gaseous natural gas. And the gas filling machine is used for receiving the gaseous natural gas from the air temperature gasifier and filling the gaseous natural gas. According to the LNG pressurization gasification gas injection equipment, the transportation, storage and injection process of liquefied natural gas can be more efficient, safer and controllable.

An internal combustion engine includes a tank that stores liquid fuel, a cylinder, an intake port connected to the cylinder, a port injection valve that injects fuel into the intake port, a pressurizer that pressurizes fuel vapor in the tank, and a low-pressure passage that connects the pressurizer and the port injection valve to each other.

This utility model discloses a pneumatic actuator for a turbocharger, including a housing, a diaphragm inside the housing, a piston sleeve on the diaphragm, a piston rod on the piston sleeve, a spring between the piston sleeve and the housing, a guide block between the housing and the piston rod, the piston rod being slidably connected to the guide block, and a guide sleeve between the piston sleeve and the housing, the piston sleeve being slidably connected to the guide sleeve, ensuring the stability of the piston rod's extension and retraction and preventing vibration from affecting the stability of valve opening and closing.

The utility model relates to liquor beverage aging accelerating device technical field discloses a kind of liquor ultra-high pressure aging accelerating device, including stirring drum, the top of stirring drum is connected with feed slot, vibration component is installed in the inside of feed slot, two support plates are installed in the right side of stirring drum, the top of support plate is fixedly connected with mounting ring, high-pressure supercharger is installed in the inside of mounting ring.The utility model is through being provided with vibration component, when adding aging accelerating agent to the inside of stirring drum, start drive motor, so that driving gear middle shaft rotates, so that bevel gear B on driving gear middle shaft rotates, bevel gear A rotates under the meshing effect of bevel gear B, so that long rod seat cam rotates, vibration plate under the beating effect of cam, so that vibration plate under the action of spring rod and connecting frame vibrates up and down, impurity in aging accelerating agent is filtered, avoid impurity and liquor contact fusion, affect the taste of liquor.

This saddle-riding type vehicle has: an air cleaner (40) that purifies air supplied to an engine (31); an electric supercharger (50) that compresses the air supplied from the air cleaner (40); and a surge tank (60) that stores the air supplied from the electric supercharger (50) and the air supplied from the air cleaner (40) and supplies the air to the engine (31). The surge tank (60) is disposed rearward of a cylinder block (32) of the engine (31). The electric supercharger (50) is disposed frontward of the surge tank (60). The air cleaner (40) is disposed rearward or to the side of the electric supercharger (50).

The application discloses an ultra-low orbit adsorption type air-breathing pressurization system, which is used for an ultra-low orbit electric propulsion system and comprises an adsorption pressurizer on one side and a gas storage on the other side; the adsorption pressurizer is used for adsorbing rare thin gas molecules under low-temperature conditions and releasing the gas molecules under high-temperature conditions, and generates a pressurization effect; and the gas storage is used for storing the pressurized gas molecules and releasing the gas molecules on demand. The application discards the traditional mechanical compression mode and innovatively adopts an adsorption type pressurization principle. Through integrated design of a rotating staggered valve and an adsorption plate group, gas guiding, flow channel switching and adsorption pressurization functions are integrated into one, forming a highly compact overall structure. The application discards the traditional mechanical compression mode and innovatively adopts the adsorption type pressurization principle. The problems of a complex structure, a large size, extremely high power consumption and prominent energy contradiction of the prior art ultra-low orbit electric propulsion system are solved.

The present application relates to the technical field of detection methods, in particular to a turbocharger impeller casting defect intelligent detection and control method, comprising the following steps: step one: based on the three-dimensional model of the impeller, the suction side and the pressure side of the blade are analyzed respectively, the reference picture and the respective single-side shooting axis set are determined; step two: the single-side shooting axis sets in the two recognition directions are fused into the same coordinate system, and the final coordinate system reference, the model limited coordinate set and the complete shooting angle set are obtained; step three: the impeller posture and the image acquisition equipment are adjusted according to the reference picture, and the impeller is rotated in batches according to the shooting angle set, and the surface image set is collected; step four: the sub-regions are divided, the apparent defects are detected by using the defect recognition model, and the defects repeatedly appearing in the same sensitive region are converted into processing abnormal signals and recorded.

This utility model discloses a precision disassembly device for train turbocharger maintenance, belonging to the field of train turbocharger maintenance technology. Key technical features include an electric lifting vehicle, with an electric telescopic rod fixedly connected to its right side. An adjusting frame is fixedly connected to the right side of the electric telescopic rod. A bidirectional threaded rod is provided on the inner wall of the adjusting frame, and a disassembly mechanism is threaded onto the surface of the bidirectional threaded rod. A turbocharger structure is placed on the inner wall of the disassembly mechanism. A counterweight is provided on the left side of the electric lifting vehicle. This invention solves the problems of existing turbocharger disassembly tools lacking flexible size adjustment functions, making it difficult to adapt to the disassembly requirements of different turbocharger models. This results in unstable support or poor adaptability during disassembly, increasing operational complexity and the risk of component damage. Furthermore, existing tools have low adjustment efficiency, failing to meet the needs of rapid and precise maintenance, thus affecting overall maintenance efficiency.

The utility model relates to a double -deck flow turns over the car for turbocharger core body part, including upper layer support, lower layer support, air support, joint and connecting pipe, upper layer support and lower layer support are hinged together through joint, upper layer support is opened and shut through air support, install upper layer support placing frame, upper oil accumulation box, opening handle and upper layer support buffer pad on upper layer support, install lower layer support placing frame, lower oil accumulation box, angle support block, lower layer support buffer pad and universal wheel on lower layer support, the oil return nozzle and oil return interface are connected through the connecting pipe. The utility model has high space utilization, and core body part placing quantity can double increase, can flexibly control flow turns over the car, realizes multidirectional turning, is favorable to oil return, the junction of universal wheel and lower layer support is more firm, is not easy to damage, can improve the service life of upper layer support and lower layer support, the user can easily open upper layer support, has higher use safety, is convenient for changing type, and has high applicability.

The application discloses a turbocharger electric control valve working angle detection device, which comprises a base, a scale disc and a pointer. The scale disc is fixed with the base, and the scale disc is provided with a first through hole. The device further comprises a clamping component, a pressing block, a locking component and a spring. The pointer is matched with the first through hole and movably connected with the scale disc. The pointer is provided with a through hole for the rocker arm on the electric control valve to pass through, and the pointer is provided with a connecting part. The clamping component is matched with the through hole, the pressing block is astride on the clamping component, and after the locking component is connected with the connecting part by passing through the pressing block, the pressing block forms extrusion on the clamping component to make the clamping component generate the clamping force for clamping the rocker arm. The spring is compressed between the clamping component and the pressing block and forms the limit on the clamping component. The application has the advantages of universality and improved detection precision.

The application relates to a back-to-back two-stage compression type exhaust gas turbocharger, belonging to the technical field of engine turbocharging, wherein the turbocharger is assembled into an integral whole by sequentially butting and assembling three segments of a turbine end assembly, an intermediate connecting shell and a compressor end assembly; a rotating shaft penetrates through the intermediate shell and has two ends corresponding to the turbine end and the compressor end respectively, so that power synchronous transmission is realized; a turbine end impeller and a compressor end two-stage impeller are fixed on the same central rotating shaft, forming a coaxial rotating system; a guide ring is embedded in a back ring groove of the two-stage impeller to realize coaxial positioning; a gap between the impeller and the shell directly constitutes a labyrinth seal, and the components are compactly connected and assembled in clear levels. The turbocharger of the application can keep the turbocharging performance while realizing smaller volume, lower inertia, faster response and higher sealing efficiency, and is suitable for the exhaust gas turbocharger of a high-performance engine and a hybrid power system.

The application discloses a supercharger protection method and device and a vehicle. The method comprises the following steps: obtaining the operation parameters of the supercharger; calculating the rotating speed of the supercharger according to the operation parameters; comparing the rotating speed of the supercharger with the maximum rated rotating speed of the supercharger, and determining the maximum fuel flow of the engine according to the size relationship. The technical scheme provided by the embodiment of the application constructs the anti-over-speed model of the supercharger through the operation parameters, recursively calculates the supercharger rotating speed of the future step and the fuel flow of the engine corresponding to the supercharger rotating speed of the future step according to the current rotating speed of the supercharger and the current fuel flow of the engine, compares the rotating speed of the supercharger with the maximum rated rotating speed of the supercharger, and determines the fuel flow of the engine corresponding to the supercharger rotating speed of the future step as the maximum fuel flow of the engine according to the size relationship, so that the supercharger over-speed can be identified in advance and prevented, and the damage of the supercharger can be effectively avoided.

This application provides an engine exhaust energy recovery system and a vehicle. The system includes a compressor, a turbine, a generator, and a battery. The turbine inlet is connected to the engine's exhaust manifold, and the turbine outlet is connected to the exhaust pipe. The compressor outlet is connected to the engine's intake manifold. The turbine and compressor are coaxially connected to form a turbocharger. The turbine is also coaxially connected to the generator, and the generator is electrically connected to the battery. When it is determined that the turbocharger does not need to intervene in engine operation, the gas output from the exhaust manifold drives the turbine drive shaft to rotate. The drive shaft drives the generator to rotate coaxially, generating electricity, which is then stored in the battery. By using the turbine to drive the generator to generate electricity and storing it in the battery when it is determined that the turbocharger does not need to intervene in engine operation, the gas that would otherwise be emitted into the atmosphere can be recovered and reused to drive the turbine and then drive the generator to generate electricity, thereby improving the utilization rate of engine exhaust gases.

The utility model relates to the technical field of engine crankcase, and disclose a kind of high-power gas engine crankcase forced closed ventilation system, including air filter, the air filter right part fixed mounting has intake pipe, the intake pipe right part fixed mounting has mixer, the mixer upper part fixed mounting has gas intake pipe, the mixer right part is fixedly connected with supercharger by pipeline, the supercharger bottom fixed mounting has supercharger mounting seat, the supercharger right part is fixedly connected with intercooler by pipeline, the intercooler right part fixed mounting has after intercooling intake pipe, using supercharger generates negative pressure, and air is forcedly inhaled into intake pipe, and flame arrester prevents backfire into oil-gas separator, and damper controls crankcase to keep constant negative pressure value, ensure that gas engine works stably, and oil-gas is separated after passing through oil-gas separator and then enters engine to participate in combustion, not only prevent the environmental pollution of oil-gas emptying, and improve the efficiency of gas engine.

Disclosed herein are high pressure systems and components thereof including an intensifier pump and asymmetric ram piston. The asymmetric ram piston includes a first effective area upon which a force is exerted during a power stroke of the intensifier pump and a second effective area upon which a force is exerted during a recovery stroke of the intensifier pump. The first and second effective areas are different sizes. Also disclosed herein are methods of assembly of the asymmetric ram piston and methods of operation of the intensifier pump to pressurize a fluid.

A turbocharger turbine wheel can include a hub including an axis of rotation, a back disk, and a nose, wherein the axis of rotation defines an axial coordinate (z) in a cylindrical coordinate system including a radial coordinate (r) and a azimuthal coordinate ( ) along an intended direction of rotation about the axis of rotation; and blades extending outwardly from the hub, wherein each of the blades includes a hub profile, a shroud edge, a leading edge, a trailing edge, a pressure side, and a suction side, wherein the hub profile includes a global maximum radius and a global minimum radius, and wherein, between the global maximum radius and the global minimum radius, in an axial direction from the back disk to the nose, the hub profile includes a local minimum radius at a first axial coordinate location and a local maximum radius at a second axial coordinate location.

The utility model relates to turbocharger technical field, concretely relates to a turbocharger built -in oil tank oil supply system, including oil inlet flange, flange assembly, gasket and bearing shell, the inside of bearing shell is provided with a plurality of built -in oil tank oil inlet pipeline and bearing shell intercommunication, gasket sets up between flange assembly and bearing shell, flange assembly includes connecting flange, throttle orifice plate, check valve piece and baffle ring, the surface of connecting flange is provided with oil inlet pressure measurement passageway and a plurality of built -in oil tank pressure measurement passageway, throttle orifice plate sets up in the inside of oil inlet pressure measurement passageway, baffle ring sets up at the end face of throttle orifice plate, the both sides of connecting flange are provided with pressure measurement hole stopper, through the setting of above -mentioned structure, the problem of turbocharger emergency shutdown when built -in oil tank system prevents electric pump failure, the rotor and bearing between the dry friction under the condition of insufficient or broken oil of the reduced amount of sliding oil, lead to bearing and rotor burnout, turbocharger failure has been solved.

The utility model discloses a turbocharger impeller accelerating device realizes turbocharger impeller bleed air acceleration. Including the front section impeller cover shell, the rear section impeller cover shell, the front section impeller cover shell, rear section impeller cover shell all have the inner race, and the inner race between the front section impeller cover shell, rear section impeller cover shell is connected seal, and the rear section impeller cover shell has the outer race, and the outer edge of front section impeller cover shell, the outer race of rear section impeller cover shell is correspondingly equipped with the connecting flange, and the connecting flange on the front section impeller cover shell, rear section impeller cover shell is through fastener solid -state link, makes the front section impeller cover shell, rear section impeller cover shell and is connected as a whole, and the outer race of rear section impeller cover shell forms the gas passage with the inner race of front section impeller cover shell, rear section impeller cover shell, and the rear end of rear section impeller cover shell is provided with the air inlet hole of gas passage, and the front end of front section impeller cover shell is equipped with a plurality of injection holes, and injection hole is respectively communicated with the gas passage, the inner hole of front section impeller cover shell.