4422 results about "Fuel tank" patented technology

The invention relates to the technical field of hydrogen preparation, and provides a hydrogen storage device based on a solid hydrogen storage material and a hydrogen production method thereof.The device comprises a fuel tank internally provided with a reaction cavity used for containing an aluminum hydride material and mixed powder; the heater is arranged on the outer side of the fuel tank; the first end of the water recycling assembly is communicated with the reaction cavity, and the second end of the water recycling assembly is communicated with the fuel cell system so as to recycle water generated by the fuel cell system to the reaction cavity; the first end of the hydrogen discharging assembly is communicated with the reaction cavity, and the second end is communicated with a fuel cell system. According to the hydrogen storage device provided by the invention, through the application of the high-specific-energy solid hydrogen storage material aluminum hydride which can be stored at normal pressure and release hydrogen at a relatively low temperature, the thermal decomposition process of the metal hydride in the fuel tank and the coupling reaction process of the metal hydride and water are optimized, and the hydrogen is produced by utilizing the hydrolysis reaction of the aluminum hydride thermal decomposition reactant simple substance aluminum and the water; meanwhile, thermal decomposition of aluminum hydride is promoted through heat released by hydrolysis reaction, hydrogen release is coupled, and effective utilization of heat is achieved.

The invention relates to the technical field of ship fuel supply system control, and discloses a double-lug C-type LNG fuel cabin and methanol fuel self-adaptive switching control system which comprises a fuel state sensing module, a switching logic decision module, an execution mechanism control module, a safety redundancy guarantee module and a state feedback recording module. The fuel state sensing module is used for collecting and normalizing fuel parameters and mechanism operation state data; the switching logic decision module constructs a model to simulate switching dynamic characteristics and mechanism response characteristics, and performs parameter adaptation; the execution mechanism control module constructs an algorithm to calculate a switching pressure threshold value, a flow matching value and a valve group action time sequence; the safety redundancy guarantee module evaluates the switching safety; and the state feedback recording module performs secondary evaluation in combination with the environment working condition when the risk exists. According to the system, self-adaptive switching of LNG and methanol fuel is achieved, and switching accuracy, system stability and safety are improved.

An internal combustion engine system includes: an internal combustion engine; at least one fuel tank that stores a fuel gas in a compressed state; a fuel gas pipe that connects the fuel tank to the internal combustion engine; and a pressurizing pump that is connected to the fuel gas pipe and pressurizes the fuel gas in the fuel tank or in the fuel gas pipe.

The invention provides an automobile power system using hydrazine and compatible with various liquid fuels. The system comprises a fuel storage subsystem, an oil tank self-repairing subsystem, a fuel conveying subsystem, an oil injection heating subsystem, a fuel combustion subsystem, a piston kinetic energy conversion subsystem, a mechanical-electric energy conversion subsystem, an inversion conversion subsystem, a super capacitor subsystem, a multi-pole variable motor subsystem, an in-vehicle air conditioner subsystem and a foaming tire subsystem. The control subsystem, the mechanical lubrication subsystem, the braking energy recovery subsystem, the waste gas treatment subsystem, the waste heat recovery subsystem, the safety protection subsystem and the parking subsystem are used for forming a complete oil-electricity hybrid automobile system; the efficient, safe, comfortable, environment-friendly and intelligent automobile power system is innovatively constructed, so that the requirements of various vehicle power systems are met.

A drone system includes a headquarter station and one or more drone port stations. Each drone port station includes a platform configured to receive a drone, a radar system configured to detect and identify the drone, and one or more locker clips disposed on the platform, wherein the one or more locker clips are configured to lock onto one or more legs extending from the drone. Each drone port station also includes an internal computer configured to control operations of the drone port station, an internal camera operatively connected to the internal computer, where the internal camera is configured to detect a charging port or a fuel tank of the drone, a glass panel placed on the platform, where the glass panel is configured to protect the internal camera, and an antenna extending from the platform and configured to provide a communications pathway from the drone port station to the headquarter station.

A fuel tank assembly comprise may comprise a tank, a pump, a hose, and a hose hanger. The tank defines an interior volume for holding fluid. The pump is in communication with the interior volume of the tank and includes an output nozzle. The hose is coupled to the output nozzle and is operable to receive fluid transmitted by the pump. The hose hanger is operatively coupled to the tank and configured to retain the hose. The fuel tank assembly may also include a dispensing apparatus on a distal end of the hose for discharging fluid received from the pump.

The invention provides a motorcycle fuel tank electric arc welding fixing tool, and relates to the technical field of welding tools, the motorcycle fuel tank electric arc welding fixing tool comprises a main body, and guide plates are fixedly mounted on the front side and the rear side in the main body; a sliding seat is mounted on the guide plate in a sleeving and sliding manner; a fixed sliding plate is fixedly mounted on the inner side of the sliding seat; a supporting column is fixedly mounted on the inner side of the fixed sliding plate; a guide column is fixedly mounted on the supporting column; a transmission sliding seat is mounted on the guide column in a sleeving and sliding manner; a stress block is fixedly mounted on the outer side of the inner end of the transmission sliding seat; and a pushing piece is mounted in the transmission sliding seat in a sliding manner. After the modularized installation socket is separated from the flexible chuck, chucks of different specifications can be independently replaced to adapt to oil tanks of multiple vehicle types, the replacement time of a single chuck is extremely short, the production line remodeling efficiency and the welding efficiency are improved, and the problems that the time consumed by single replacement of a rubber sleeve is long, the production line rhythm is affected, and the production cost is reduced are solved. And the contact surface of the clamp can be damaged due to repeated disassembly and assembly.

The present application discloses an aircraft configured for vertical take-off and landing and horizontal flight. The aircraft includes (i) a first nacelle fuel tank configured to hold a first fuel supply for a first engine and to selectively provide fuel to the first engine during both (a) a vertical take-off and landing, and (b) horizontal flight; (ii) a fuselage fuel tank, and (iii) a control system configured to redistribute fuel between the first nacelle fuel tank and the fuselage fuel tank.

An aircraft fuel system includes a fuel tank, a fuel pump configured to receive a fuel flow from the fuel tank via a fuel supply line. The fuel system further includes a tap fluidly coupled to an outlet of the fuel pump, at least one generator or permanent magnet machine fluidly connected to the fuel pump via the tap, and the tap is configured to deliver fuel to the at least one generator or permanent magnet machine. The fuel system further includes a gearbox mechanically connected to the at least one generator or permanent magnet machine.

The utility model provides a control hydraulic system of a winch, which comprises a first cartridge valve and a second cartridge valve, an A port of the first cartridge valve is connected with a first oil return port of an oil tank, a B port of the first cartridge valve is connected with a second port of a motor, an A port of the second cartridge valve is connected with a second oil return port of the oil tank, and a B end of the second cartridge valve is connected with a second port of the motor; a first port of the motor is connected with a first oil outlet and a second oil outlet of the oil tank, the first oil outlet is further connected with the control end of the second cartridge valve, and the second oil outlet is further connected with the control end of the first cartridge valve. A first oil outlet of the oil tank is connected with the control end of the second cartridge valve, and a second oil outlet is connected with the control end of the first cartridge valve; the first oil return opening is further connected with the control end of the second cartridge valve, and the second oil return opening is further connected with the control end of the first cartridge valve. The oil way is simple in structure, and the speed of the motor can be adjusted only through a simple control valve.

The invention relates to a methanol internal combustion engine high-temperature fuel cell hybrid power system based on double-path waste heat gradient utilization. The invention relates to the technical field of internal combustion engine waste heat recovery and new energy power system integration. The system comprises a fuel tank, a first pump body, a heat exchanger, a methanol internal combustion engine, a turbine, a gas compressor, an air compressor, a reformer, a high-temperature proton exchange membrane fuel cell, an evaporator and a second pump body. A methanol-water vapor mixture generated by heat exchange of a mixed solution of methanol and water and a high-temperature fuel cell stack coolant in a heat exchanger is introduced into a reforming reactor and is subjected to catalytic reforming to produce hydrogen by utilizing waste heat of high-temperature tail gas of an engine, and the produced hydrogen is directly supplied to an anode of a high-temperature fuel cell. Through a double-path methanol distribution strategy, collaborative design of internal combustion engine waste heat recovery, electric pile heat management and reforming hydrogen production is realized, and the comprehensive energy efficiency of the system is improved.

A method includes determining a fuel amount; providing navigation directions; determining a vehicle arrival; transmitting a fuel purchase request; controlling a tank cover; receiving fuel; detecting that a tank is full; and transmitting a stop fueling request. A computer system includes a processor configured to: determine a fuel amount; provide navigation directions; determine a vehicle arrival; transmit a fuel purchase request; cause a pump to provide fuel; control a tank cover; detect that a tank is full; and transmit a stop fueling request. A non-transitory computer-readable medium storing thereon a set of instructions that, when executed on a processor, causes the processor to: determine a fuel amount; provide navigation directions; determine a vehicle arrival; transmit a fuel purchase request; cause a pump to provide fuel; control a tank cover; detect that fuel tank is full; and transmit a stop fueling request.

The invention discloses a motorcycle fuel tank bag quick-release device which is composed of a quick-release main body unit, a fuel tank bag connecting bottom plate and a fuel tank cover mounting unit, the quick-release main body unit comprises a shell and a built-in lock catch assembly, a groove in the bottom of the shell is used for embedding the fuel tank cover mounting unit, and a through hole is formed in the side wall of the shell. A synchronous gear linkage mechanism is innovatively adopted, a driving buckle plate and a driven buckle plate are meshed with a synchronous gear through an end rack, and synchronous reverse movement of the double buckle plates is achieved in cooperation with an external shifting plate operation component. During operation, the external shifting plate is shifted to drive the rotating shaft and the inner pivot arm, and the buckle plate is driven to move oppositely to enable the buckle head to retract and unlock; after release, the first reset spring pushes the buckle plate to reset, and the buckle head is inserted into the buckle hole through the through hole to complete locking. According to the design, the synchronism is ensured through gear and rack transmission, the operating force is reduced through the lever principle, the advantages of being accurate in unlocking / locking action, reliable in structure and capable of being rapidly disassembled and assembled are achieved, and the oil tank bag loading and unloading efficiency and use convenience are remarkably improved.

To monitor the fuel supply status from a fuel tank to a fuel cell in a work vehicle.SOLUTION: A work vehicle is equipped with a fuel cell, a fuel tank that stores fuel to be supplied to the fuel cell, a detection device that detects the state of fuel released from the fuel tank, and a control device, and the control device calculates the amount of fuel released based on the state of the fuel detected by the detection device and the amount of fuel consumed in the fuel cell.SELECTED DRAWING: Figure 4

The utility model discloses an automobile fuel tank cap with a 360-degree multi-sound torque structure, which comprises an upper cap and a lower cap, an inner fluted disc is arranged on the inner side of the upper cap, a plurality of ratchets meshed with the inner fluted disc are arranged on the lower cap, and the ratchets are arranged at the end of the lower cap in an upward protruding mode. The inner teeth and the ratchets which form the inner fluted disc are respectively provided with a bevel edge and a straight edge. According to the fuel tank cap, the simple structure that the ratchets are matched with the inner fluted disc is adopted to remind an operator that the fuel tank cap is screwed tightly, a plurality of continuous sounds are made when the rotating torque reaches a certain degree to remind a user that the fuel tank cap assembly is installed in place when screwed tightly, the structure is simple, the number of components is small, and assembling is more convenient.

A fuel system is provided that includes a fuel system frame and in some cases access steps. The frame can be mounted to a vehicle frame rail. Bracket assemblies can be coupled to the fuel system frame at a plurality of positions. The fuel tank can be mounted at neck portions thereof and can be supported on the frame rail between the neck portions, e.g., spaced a distance from the neck portions in a longitudinal direction of the fuel system. The access steps can be non-rectangular to provide a wide stepping portion even if the fuel system includes large tanks. The steps can be directly supported by an outside surface of the tank.

A bracket for supporting a high voltage traction battery and a gas tank of a vehicle, the bracket comprising a frame attachment portion comprising a frame supporting surface configured to be connected to a frame of the vehicle, a battery connecting portion comprising a battery interface surface configured to be connected to, and support, the high voltage traction battery, and a gas tank supporting portion extending from the frame attachment portion to the battery connecting portion, the gas tank supporting portion comprising a gas tank supporting surface configured to support the gas tank, wherein the gas tank supporting surface is arranged on an opposite side of the bracket compared to the frame supporting surface and the battery interface surface, the gas tank supporting surface being shaped to at least partly enclose the gas tank.

The invention belongs to the field of target drone fuel oil systems, and particularly relates to a self-adaptive supersonic speed target drone fuel oil system and a control method thereof. The system comprises a machine body oil tank, a first electromagnetic valve, an overflow valve, a pressurization oil tank, a fuel pump, an engine pump, a monitoring module and a control module. The body fuel tank comprises a main fuel tank and an auxiliary fuel tank which are arranged in a fuel tank in the middle of the target drone body and located in front of and behind the theoretical mass center of the target drone respectively. The pressurization oil tank is additionally arranged in the fuel oil cabin, fuel oil in the engine body oil tank enters the pressurization oil tank for pressure maintaining after being pressurized by the fuel oil pump, and then oil is supplied to the engine from the pressurization oil tank, so that stable oil supply to the engine is achieved by establishing a local pressure environment instead of a large pressure environment of the whole fuel oil cabin, and therefore when a fuel oil system works, the fuel oil can be stably supplied to the engine. The oil supply flow and pressure are controlled in a closed-loop mode in real time through the control system according to the engine state.

A fuel tank and a seat assembly including the fuel tank is provided. The seat assembly includes a fuel tank, a seat frame securable to the fuel tank, and optionally a rear panel that supports a rearward portion of the seat frame. The seat assembly may define a chamber between the fuel tank and the rear panel. The seat frame is removably secured to one or both of the rear panel and the fuel tank. The fuel tank and rear panel may define a v-shape capable of distributing the rider load.

The invention discloses an automatic spraying control method and system for a fuel tank, and the method comprises the steps: obtaining the temperature monitoring data of the fuel tank, and carrying out the prediction, and obtaining the temperature prediction data; evaluating the high-temperature degree of the fuel tank based on the temperature prediction data to obtain a high-temperature degree evaluation value, and setting an initial control condition of the automatic spraying device according to the high-temperature degree evaluation value; determining temperature change characteristics of the fuel tank within a period of time after spraying, and determining a temperature change coefficient of the fuel tank based on the temperature change characteristics; and determining a control correction coefficient of the automatic spraying device based on the temperature change coefficient, and correcting an initial control condition of the automatic spraying device according to the control correction coefficient. By analyzing the temperature response characteristics in the spraying process and dynamically optimizing the control parameters, a complete monitoring-prediction-control-feedback closed loop is formed, the control precision is remarkably improved, timely and effective intervention is ensured when risks occur, energy and resources are saved, and unnecessary resource waste and equipment abrasion are avoided.

The invention discloses a metal product surface sealing device based on an underwater explosion cladding technology, and belongs to the technical field of metal surface treatment. A pressure-resistant cavity is formed in the sealing box body, a buffer supporting structure is arranged at the bottom of the sealing box body, and a fuel tank and a combustion-supporting gas input connector are arranged at the top of the sealing box body; the two oppositely-arranged fixing assemblies are arranged in the pressure-resistant cavity, and a base plate and a covering plate are arranged between the two fixing assemblies; the ignition assembly comprises a mounting shell, a pulse igniter, a safety interlocking module and a power management unit are integrally mounted in the mounting shell, and the gas circuit control system comprises a fuel conveying pipeline and a combustion-supporting gas input pipeline which communicate with a fuel tank. According to the device, efficient and safe operation of underwater explosion compounding is achieved through collaborative innovation of multiple assemblies, the adjustable fixing assembly guarantees the positioning precision of the base plate / covering plate, the intelligent ignition system avoids the ignition failure risk, gas path closed-loop control optimizes the explosion energy stability, and the service life of the device is prolonged through a buffer supporting structure.

The invention discloses a range-extended hybrid motorboat system and a control method, and relates to the technical field of new energy engineering, and the system comprises a man-machine interaction unit which is used for receiving an operation instruction and displaying a system state; the system control unit is used for receiving a user instruction and feedback information and issuing a control instruction to the corresponding unit; the high-low voltage unit is used for storing, converting and distributing the electric energy; and the power integration unit is used for providing a fuel power source for the range extending mode and comprises an engine, an engine controller, an electric control ISG motor, an electric control driving motor, a cooling device, a fuel tank and a liquid level sensor. The range-extended hybrid power mode of fuel power generation and motor driving is adopted, the battery is continuously charged or the electric control driving motor is directly supplied with power when the electric quantity is insufficient, energy can be quickly supplemented through refueling, the problems that a pure electric motorboat is short in endurance and inconvenient to charge are effectively solved, and the service life of the pure electric motorboat is prolonged. The advantages of low noise and zero emission of pure electric drive and long endurance of fuel power are achieved.

An aircraft pylon comprising a box-section primary structure and at least one tank positioned inside the primary structure. To facilitate mounting or demounting the tank, the pylon is equipped with a guide system configured to move the tank from its mounted position toward a through-hole, including a guide rail fastened to the primary structure and positioned above the tank and a guide pin fastened to the tank cooperating with the guide rail so that the tank is supported by the guide rail and is able to slide along the latter. This guide system contributes to simplifying manipulation of the tank when mounting or demounting the tank by at least partly compensating its weight and guiding the tank.

The invention relates to a motorcycle fuel tank air tightness detection device, and relates to the technical field of fuel tank detection, the motorcycle fuel tank air tightness detection device comprises a detection box, and detection liquid is arranged at the bottom in the detection box; a lifting assembly is installed on one face of the supporting frame, the output end of the lifting assembly is connected with a rotating assembly, a clamping assembly is installed on the rotating assembly, the lifting assembly drives the rotating assembly and the oil tank to descend into the detection box, the oil tank is immersed in the detection liquid, and the rotating assembly drives the oil tank to rotate in the detection box to change the motion state of the oil tank; the sealing assembly is used for sealing an opening of the oil tank. The inflation assembly is communicated with the oil tank; the pressure detection assembly communicates with the oil tank. The device has the advantages that tiny leakage points are detected by detecting the air pressure in the oil tank, the detection sensitivity and accuracy are improved, all parts of the oil tank can be comprehensively detected, different pressure conditions outside the oil tank can be simulated, and the situation that potential leakage points are missed due to fixed posture detection of the oil tank is avoided.

A fuel system for a hydrogen fuelled aircraft propulsion system comprises a fuel tank configured to store hydrogen fuel, a main fuel conduit configured to provide fuel to a combustor of a gas turbine engine, a fuel heater comprising a catalytic combustor configured to catalytically combust a portion of the hydrogen fuel prior to delivery to the combustor and a heat exchanger configured to exchange heat between exhaust gases from the fuel heater and hydrogen fuel in the fuel conduit.

A fuel supply device for an internal combustion engine includes a tank, a fuel injection valve, a fuel passage, a second shut-off valve to open and close the fuel passage, a variable volume mechanism configured to vary the volume of a downstream-side fuel passage, which is a section of the fuel passage that is connected to a downstream side of the electromagnetic valve, and a controller that executes a fuel pressure control. In the fuel pressure control, the second shut-off valve is repeatedly opened and closed such that the fuel pressure in the downstream-side fuel passage falls within a range defined by an upper limit value and a lower limit value. The controller executes a volume increasing process that operates the variable volume mechanism to increase the volume of the downstream-side fuel passage during the execution of the fuel pressure control.