589 results about "Fuel storage" patented technology

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 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 discloses a thermal photovoltaic Brayton cycle power generation system for an aircraft and a control method. The aircraft comprises a combustion chamber and a cooling channel, the system comprises a fuel assembly, the fuel assembly comprises a fuel storage tank and a first diverter valve in pipeline connection with the fuel storage tank, an outlet pipeline of the first diverter valve is connected with a cooling pipeline, and an outlet pipeline of the cooling pipeline is connected to the combustion chamber; the thermophotovoltaic power generation assembly is arranged outside the cooling channel; the cooling pipeline is arranged in the cooling channel, and fuel in the cooling pipeline is used for cooling the cooling channel and the photovoltaic power generation assembly; and the Brayton cycle power generation assembly comprises a cooler, and the cooling pipeline is connected with a first inlet pipeline of the cooler. On the basis of Brayton cycle power generation, a thermal photovoltaic power generation system is coupled, so that the generating capacity can be increased while cooling of a cooling channel is ensured, and the thermoelectric conversion efficiency of the system is improved.

The present disclosure provides systems and methods for storing, transporting, and using hydrogen. In some embodiments, the method may comprise (a) storing hydrogen fuel in one or more fuel storage modules; (b) transporting the one or more fuel storage modules to a vehicle fueling site, wherein one or more hydrogen fuel compatible vehicles are located at or near the vehicle fueling site; (c) loading the one or more fuel storage modules into the one or more hydrogen fuel compatible vehicles, wherein the one or more fuel storage modules are configured to be releasably coupled to the one or more hydrogen fuel compatible vehicles; and (d) decoupling the one or more fuel storage modules from the one or more hydrogen fuel compatible vehicles after the one or more fuel storage modules are depleted or partially depleted.

Disclosed are an apparatus for a simulation test of diesel engine fuel spray in an alpine environment and a test method, the apparatus comprising a fuel storage and pretreatment device, a fuel injection system, an optical visualization system, an environment chamber, and a spray pretreatment system. In alpine environmental conditions, the apparatus can achieve high-pressure injection of liquid, separate injected atomized mist into fine droplets and impinge same on a wall surface by means of a multi-droplet generation apparatus and a wall surface apparatus, and observe and record the whole process by means of an optical visualization path. According to the present invention, the problem of difficulty in distinguishing droplets due to the coalescence of spray into a sheet is avoided, the costs of a traditional spray and droplet test solution can be significantly reduced, and the problem of a high level of dependence on a control program in a constant volume vessel solution is solved. According to the present invention, simulation of spray test in an alpine environment is possible, and the test apparatus has a simple structure. Moreover, it is possible to conduct regular research on free spray, multi-droplet wall impingement, spray wall impingement, and development characteristics thereof under conditions such as different altitudes and different temperatures.

A pressure vessel for storing may have a connection piece for forming a fluid connection between the fuel storage volume V of the pressure vessel and an energy converter of a motor vehicle. At least part of the connection piece may extend out of the pressure vessel. An outer surface of the connection piece may have a sealing face and a curved fastening face. The sealing face may be designed to seal off the fluid connection between the pressure vessel and a fuel-conducting section of the motor vehicle. The fastening face may be provided for fastening the pressure vessel to at least one body attachment element.

The invention discloses a nitrogen pressurization system and method of an RBCC engine. The technical problem that an existing nitrogen pressurization system is poor in safety and testability is solved. The pressurization system comprises a nitrogen gas cylinder, a stamping fuel oil storage tank, an oxidizing agent storage tank, a fuel storage tank and a power controller. The nitrogen gas cylinder is connected with the inlet end of the stamping fuel oil storage tank, and a self-locking valve, a first-stage pressure reducing valve and a second-stage pressure reducing valve are sequentially arranged on a connecting pipeline. The power controller is electrically connected with the self-locking valve; the outlet end of the stamping fuel storage tank is connected with the stamping combustion chamber; the outlet ends of the oxidant storage tank and the fuel storage tank are respectively connected with a rocket thrust chamber, and a first gas explosion valve and a second gas explosion valve are respectively mounted on connecting pipelines; a first branch is arranged between the self-locking valve and the first-stage pressure reducing valve and connected with the first gas explosion valve and the second gas explosion valve. A second branch is arranged between the first-stage pressure reducing valve and the second-stage pressure reducing valve and connected with the inlet end of the oxidizing agent storage box and the inlet end of the rocket fuel storage box.

A mobile fusion device (MFD) comprises three main sections: the MFD reactor (467), MFD support sub-systems (468), and the MFD support and fuel injection sub-systems (469), which are indicated by broken lines in Figure 1 The MFD reactor (467) is where the Deuterium and Tritium fuel is heated to high enough temperatures and densities and confinement times that fusion occurs, releasing neutrons that are absorbed in and heats up the 17Li-83Pb breeder blanket where more Tritium fuel is bred and where heat is transferred to Helium coolant. The MFD support sub-systems (468) houses auxiliary power units that generate electricity to power the electrical sub-systems of the MFD, and houses the MFD control computer, and where the Helium coolant is cryogenically cooled and purified, and where the 17Li-83Pb breeder blanket fluid is purified by separating and storing Deuterium fuel and Tritium fuel and Helium coolant, and where a Helium heat exchanger is located. The MFD support and fuel injection sub-systems (469) houses Deuterium and Tritium neutral beam injection plasma heating systems and a Deuterium and Tritium fuel gas puffer system and a Deuterium and Tritium fuel storage and pellet manufacturing system, and where the 17Li-83Pb breeder blanket fluid is purified by separating and storing Deuterium fuel and Tritium fuel and Helium coolant, and where a Helium heat exchanger is located, and where the Helium coolant is cryogenically cooled and purified, and houses auxiliary power units that generate electricity to power the electrical sub-systems of the MFD. The MFD is housed within a multi-layered pressurised outer containment pod MLP, which has a multi-layered pressurised rear access hatch MLH. The MFD is mounted on a sliding raft SR for ease of access.

The invention belongs to an aviation fuel oil sampling method, and discloses an aviation fuel oil storage tank sampling method which is used for sampling an aviation fuel oil storage tank based on sampling equipment with air compression equipment. The method comprises the following steps: firstly, determining information of oil storage tanks subjected to sampling monitoring, and sampling at a plurality of different liquid levels below the liquid level in the oil storage tank at the top of each determined oil storage tank through a telescopic sampling device under negative pressure; then determining a sampling plan, regularly carrying out multi-layer mixed sampling on each oil storage tank according to the sampling plan, and mixing oil sampled each time in sampling equipment according to each liquid level in an equal proportion during mixed sampling; the collector is carried by an operator, so that the mixed and sampled oil is stored at each oil storage tank completing single sampling through the externally mounted collector; and after the collector is taken down and sampling is completed, nitrogen is introduced in the direction from the sampling equipment to the oil storage tank, and the oil detained in the sampling equipment is sent back to the oil storage tank. The method is simple, practical and low in cost.

The invention relates to a removable range extender (12) for a motor vehicle (10), comprising an energy converter designed to convert a fuel into electrical energy; a fuel storage unit for storing and providing the fuel for the energy converter; wherein the range extender (12) is designed to be releasably fastened outside a vehicle interior, at least partially to a rear region (14) or roof region of the motor vehicle (10). The invention further relates to a motor vehicle (10) having a removable range extender (12).

The present invention relates to a fuel processing system and a ship comprising the same, comprising: a fuel supply unit for supplying fuel discharged from a fuel storage tank to a demand site; a fuel recovery unit that recovers the remaining fuel returned from the demand location; and a fuel processing unit for collecting the fuel output from the fuel supply unit or the fuel recovery unit, the fuel processing unit including a plurality of absorption tanks for generating waste water by collecting the fuel with water, the fuel output from the fuel supply unit or the fuel recovery unit sequentially passes through the plurality of absorption tanks and is dissolved in water stored in the absorption tanks, thereby converting the fuel into waste water.

A system for a blended wing body aircraft with a combustion engine is illustrated. The aircraft comprises a blended wing body, at least a fuel store located within the blended wing body and configured to store a fuel, wherein the fuel includes liquid hydrogen, and at least a propulsor 5 configured to propel the blended wing body aircraft. The at least a propulsor comprises a combustion engine configured to burn the fuel from the fuel store and produce mechanical work to power the at least a propulsor.

Techniques for supplying power to an electrical load include electrically coupling a power supply system to an electrical load. The power supply system includes a chemical energy sub-system including a fuel cell and a fuel storage assembly that stores a fuel, where the fuel cell is configured to generate a first electrical energy output at a first power output; an electrochemical energy sub-system including an energy storage device configured to generate a second electrical energy output at a second power output; and a power control unit electrically coupled to the chemical energy sub-system and the electrochemical energy sub-system and electrically coupled to the electrical load. The method includes operating the power control unit to provide the first electrical energy output or the second electrical energy output to the electrical load.

The invention provides a thermal power plant coal fuel intelligent co-combustion optimization system, and relates to the field of coal fuel co-combustion, and the system comprises a coal fuel detection module which is used for detecting coal quality characteristic parameters of coal fuel; the coal fuel storage bin group module comprises a plurality of independent coal fuel storage bins, and each coal fuel storage bin is provided with a weighing sensor and a discharging flow adjusting valve; the intelligent coal blending module is used for generating an optimal coal blending scheme through a multi-objective optimization algorithm on the basis of detection data of the coal fuel detection module and in combination with a boiler combustion characteristic database; the coal blending control module is used for adjusting discharging flow adjusting valves of all the coal fuel storage bins according to the optimal coal blending scheme, and accurate coal blending is achieved; and the correction module is used for collecting coal fuel combustion state data and feeding back the data to the intelligent coal blending module for scheme dynamic correction. A multi-objective optimization algorithm is adopted to replace artificial experience decision, combustion efficiency, pollutant discharge and equipment operation and maintenance cost are optimized synchronously, and a coal blending scheme is optimized dynamically and iteratively.

The invention discloses a pressure-adjustable fuel gas pressurization system and an RBCC engine. The technical problem that an existing pressurization system cannot meet the variable working condition adjustment requirement of a thrust chamber of the RBCC engine is solved. The system comprises a pressurizing storage tank, a gunpowder starter, a generator, an oxidizing agent storage tank, a fuel storage tank and a controller, the inlet end of the pressurizing storage tank is connected with the gunpowder starter, and the outlet end is connected with the inlet end of the generator through the first electric explosion valve, the electric pump and the first one-way valve; a pressure sensor is installed at the outlet end of the generator and connected with the controller. The outlet end of the generator is connected with the inlet end of the pressurizing storage box and is connected with the inlet ends of the oxidant storage box and the fuel storage box; the outlet ends of the oxidant storage tank and the fuel storage tank are respectively connected with the thrust chamber; a pressure release valve is mounted between the outlet end of the electric pump and the outlet end of the oxidant valve or the fuel valve; the controller is connected with the gunpowder starter, the electric pump and all the valves and used for sending out corresponding control instructions.

A system for supplying gaseous fuel to a fuel consumer at a desired supply pressure from a fuel source within which fuel is stored at a storage pressure different from the supply pressure comprises at least two variable volume chambers, and valving for connecting each of the variable volume chambers cyclically and alternately to the fuel source and consumer. During each operating cycle, the valving connects a first of the variable volume chambers to the fuel consumer to supply fuel at the desired supply pressure and connects a second of the variable volume chambers to the fuel source to introduce a quantity of fuel at the storage pressure. The volume of the second variable volume chamber is changed after the introduction of the quantity of fuel therein to change the pressure from the storage pressure to the supply pressure in readiness for an ensuing cycle.

The invention discloses a pressurized gas lift reciprocating mixed transportation compressor unit for an oil and gas field, and relates to the technical field of natural gas exploitation, the pressurized gas lift reciprocating mixed transportation compressor unit comprises a compressor assembly, and the compressor assembly is composed of a multi-stage compressor used for achieving pressurization and gas lift and a natural gas engine in transmission connection with the multi-stage compressor; the fuel input end of the natural gas engine is connected with a fuel storage assembly, and the input end of the fuel storage assembly is connected with a shell assembly. An air inlet driving unit is arranged at the top of the shell assembly, and a transposition mechanism is arranged on the outer side of the air inlet driving unit in a transmission mode. Active transposition of the wet natural gas drying units can be periodically achieved, manual operation is not needed, uninterrupted continuous drying treatment of wet natural gas is achieved, meanwhile, in the switching process of the wet natural gas drying units, natural gas cannot enter the working environment, waste is avoided, and meanwhile potential safety hazards are reduced.

The invention provides a protective coating for a fuel storage and transportation cabin and a preparation method thereof, the protective coating comprises a primer layer, and the primer layer comprises a component A and a component B, the component A is prepared from the following raw materials in parts by weight: 20 to 40 parts of phosphorylated-sulfur heterocyclic modified epoxy resin, 0.1 to 1 part of dispersing agent, 0.1 to 1 part of flatting agent, 0.1 to 1 part of defoaming agent, 0 to 10 parts of n-butyl alcohol, 0 to 10 parts of xylene, 10 to 15 parts of zinc phosphate, 0.5 to 1.0 part of thixotropic agent, 10 to 15 parts of flaky filler, 20 to 35 parts of talcum powder, 5 to 10 parts of barite powder and 3 to 10 parts of titanium dioxide; the component B is prepared from the following raw materials in parts by weight: 99 to 100 parts of amino resin and 0.3 to 0.8 part of a catalyst. Phosphorylation-sulfur heterocycle is utilized to modify epoxy resin, a phosphating group (P-O-C) is generated, the lipophobicity is increased, an intrinsic anti-swelling network is constructed based on a sulfur / phosphorus atom covalent bonding epoxy skeleton, and by utilizing the three-dimensional shielding effect of phosphorus atoms and the high-density cross-linking characteristic of thioether bonds, the anti-swelling performance of the epoxy resin is improved. Fuel oil permeation channels are blocked from the molecular level, pollutant dissolution is inhibited, and it is ensured that the coating has good soaking resistance to fuel oil.

The utility model relates to the field of camber beam motorcycles, in particular to a motorcycle fuel tank installation structure and a motor.The motorcycle fuel tank installation structure is characterized in that a fuel tank body is arranged on a camber beam, the fuel tank body stretches across the camber beam, main fuel storage parts are arranged on the two sides of the camber beam, the parts located above the camber beam are flat, and the camber beam is a motorcycle frame main beam; vehicle body structures are arranged on the upper portion and the two sides of the oil tank body and can be used for containing the oil tank body, the oil tank body is moved forwards to a camber beam from a narrow space below a seat, the oil storage amount can be effectively increased, the oil tank body stretches across the upper portion of the camber beam, main oil storage parts are arranged on the two sides of the camber beam, and meanwhile the portion, located above the camber beam, of the oil tank body is flat. The main oil storage parts are arranged on the two sides of the camber beam, the oil storage amount is not reduced, meanwhile, the upper protruding part is reduced, the gravity center can be effectively lowered, and the stability of the whole vehicle is improved.

The present disclosure relates to a honeycomb sandwich type vacuum insulation panel and a vacuum insulation panel system, wherein an insulation panel installed between a primary gas barrier and a secondary gas barrier of a cryogenic liquid fuel storage tank is formed as a honeycomb sandwich panel of a honeycomb structure to improve and maximize insulation of the cryogenic liquid fuel storage tank, and to provide a honeycomb sandwich type vacuum insulation panel and a vacuum insulation panel system capable of minimizing heat loss, wherein in a cryogenic liquid fuel storage tank including a primary gas barrier, an insulation panel, and a secondary gas barrier for accommodating a cryogenic liquid fuel including liquid hydrogen therein, a honeycomb sandwich panel installed between the primary gas barrier and the secondary gas barrier to insulate the cryogenic liquid fuel storage tank; a vacuum film that accommodates the honeycomb sandwich panel inside and vacuumizes; and breakage prevention pads installed at each corner of the honeycomb sandwich panel in contact with the vacuum film to prevent breakage of the vacuum film.

A seaplane float frame apparatus with extra fuel storage, and a method of installing, comprising: 1) a middle section housing at least one auxiliary fuel storage tank; and 2) two opposing side panels affixed to the middle section, extending outward from about 45-60-degrees from the parallel, each of the two opposing side panels comprising a bottom flat edge fit-able to a float (e.g., carbon composite). The middle section further comprises a fuel pump and a fuel line attached to the auxiliary fuel storage tank(s) and to a main fuel tank within an airplane fuselage-engine. Electrical components enable the pilot, or automatedly as needed, to pump fuel from the frame's tanks. The two opposing side panels comprise triangular shaped cutouts to reduce the float frame's weight and drag, and a built-in steps, a bar, and non-skid coating on the floats to assist in climbing safely into / out of the cockpit.

The invention provides a residual electric quantity detection method and device, a fuel cell system, a vehicle and a medium, the method is applied to the field of fuel cell vehicles, and the method comprises the following steps: detecting actual gas pressure and actual gas temperature of a fuel storage container in a fuel storage system; if the actual gas pressure is less than the correction threshold value, correcting the actual gas pressure based on a linear correction relationship of the gas pressure in the fuel storage container; and calculating the residual electric quantity of the fuel storage system based on the corrected actual gas pressure and the corrected actual gas temperature. According to the method, the gas pressure of the fuel storage container at low pressure can be corrected by using the linear correction relation, and the residual electric quantity of the fuel storage container is detected based on the corrected accurate gas pressure, so that the detection accuracy of the residual electric quantity is ensured, and the detection precision of the residual electric quantity is improved. Therefore, the problem of abnormal parking caused by the fact that the fuel storage system is still not used up when the gas is used up can be avoided, and the use experience of a user is improved.

The invention discloses a heat insulation tank for LNG fuel storage of a super-large box ship and a working method of the heat insulation tank, and relates to the technical field of LNG fuel storage tanks, the heat insulation tank comprises a tank body, the wall body of the tank body is composed of an inner tank layer, a heat insulation interlayer and an outer tank layer, and an emergency pressure relief mechanism is arranged on one side of the upper end face of the tank body; an air pressure sensor is arranged on one side of the upper end face of the emergency pressure relief mechanism, a graded pressure relief device communicated with an inner cavity of the tank body is arranged on the other side of the upper end face of the emergency pressure relief mechanism, three pressure relief cavities are formed in the graded pressure relief device, and an elastic sealing supporting assembly is arranged in each pressure relief cavity. The other side of the upper end face of the tank body is provided with a boil-off gas recycling mechanism, the upper end face of the boil-off gas recycling mechanism is fixedly provided with a pressurizing and cooling device, and the outlet end of the pressurizing and cooling device is provided with a recycled gas discharging pipe; the problems that an LNG fuel storage tank occupies a large effective load space of a ship, the heat insulation efficiency is low, and the evaporation rate is high are solved.

The invention discloses an integrated charging method, system and equipment based on methanol fuel power generation, and belongs to the technical field of new energy automobile charging facilities. According to the scheme, the control system, the fuel storage and supply module, the methanol power generation module, the energy storage buffer module, the 40KW direct current quick charging module, the energy management unit, the mute box body and the like are highly integrated, so that the emergency quick charging service independent of a power grid is realized. The core innovation lies in that the energy management unit is adopted to dynamically coordinate power generation and charging requirements, comprehensive mute design and comprehensive safety protection are combined, and the problems that an existing fast charging station depends on a power grid, a traditional standby power supply is large in noise and high in pollution, hydrogen fuel facility cost is high, and the system integration degree is low are solved. The system has the advantages of being clean, efficient, low in noise and rapid in deployment, and the electric vehicle charging requirements of remote areas, weak power grid areas and emergency scenes can be met.

The utility model provides a movable marine boiler, and relates to the technical field of boiler equipment. The marine boiler comprises a boiler body, a combustion system and a water treatment system, the combustion system comprises a combustor and a fuel storage part, the boiler body and the combustor are arranged in a boiler main box, and the fuel storage part and the water treatment system are arranged in an auxiliary equipment auxiliary box. The boiler main box and the auxiliary equipment auxiliary box are both of a container structure. On the basis, the marine boiler solves the problems that an existing marine boiler is complex in structure and immovable, so that the requirement for transition in some boiler application scenes cannot be met, system redundancy is achieved, and manufacturing cost is high.

An embodiment mounting structure includes a rear side member having a rear end portion configured as a deformation-inducing portion, and a mounting portion configured to fix a fuel storage device to a portion in front of the deformation-inducing portion in the rear side member. An embodiment vehicle includes a vehicle body including rear side members on opposite sides of the vehicle body, each of the rear side members having a rear end portion configured as a deformation-inducing portion, a fuel storage device, and mounting brackets each coupled to a respective one of the rear side members and configured to fix the fuel storage device to a portion of the rear side members in front of the deformation-inducing portion.

The present disclosure relates to the field of communication technologies, and particularly to a hydraulic device and a base station antenna installation device. The hydraulic device includes a housing for connecting to a base station antenna. A fuel storage chamber and a first oil chamber are arranged inside the housing. A first piston rod is arranged inside the first oil chamber, and a second end of the first piston rod extends to the outside of the housing for connecting to a holding rod. The fuel storage chamber is provided with an oil outlet for communicating with the first oil chamber, and a first control switch for controlling the opening and closing state of the oil outlet is arranged at the oil outlet. In the hydraulic device provided in this application, by arranging a fuel storage chamber and a first oil chamber inside the housing, and arranging an oil outlet for communicating the fuel storage chamber and the first oil chamber and a first control switch for controlling the opening or closing of the oil outlet, during the process of adjusting the base station antenna from the initial state to the downward inclination state, only the opening and closing state of the first control switch needs to be adjusted, the operation is simple, the difficulty of installing the base station antenna is reduced, and the safety of installing the base station antenna is improved.

The utility model discloses a lighter similar to a diesel engine, which comprises a protective shell, decorating parts are arranged on the front surface, the rear surface and the right surface of the protective shell, a bearing is fixedly connected to the surface of the decorating part on the rear surface of the protective shell, a gyro wheel is rotatably connected to the surface of the bearing, and a fire outlet pipe is fixedly connected to the left surface of the protective shell. A fire behavior limiting cover and a shell sealing cover are arranged at the upper end of the fire outlet pipe and the upper end of the protective shell correspondingly, a button is arranged on the surface of the shell sealing cover, a fuel storage box and an electric igniter are arranged in the protective shell, a valve is arranged on the right surface of the fuel storage box, and a right-angle guide pipe is arranged in the valve. The output end of the electric igniter and the surface of the right-angle guide pipe are provided with a power line and a rubber sleeve correspondingly, and the upper surface of the valve is rotationally connected with a winding rod. By means of the structure, the compactness of internal components of the lighter is improved, and a user can conveniently replace a power line of a fire outlet area.

The application provides a solar energy driven integrated system for onboard ammonia decomposition hydrogen production and BOG recovery, which comprises a power supply device, an ammonia fuel storage unit, a BOG recovery unit, an ammonia decomposition unit and a fuel cell unit; the power supply device comprises a dish type concentrating system (1); the dish type concentrating system distributes its concentrated light energy to a first light output end communicated with a Stirling generator (3) and a second light output end communicated with a trough type solar energy collector (2); when the integrated system works, the Stirling generator is driven by input light energy to supply power to the ammonia fuel storage unit, the BOG recovery unit, the ammonia decomposition unit or the fuel cell unit, and the trough type solar energy collector supplies heat to an ammonia decomposition reactor (17) of the ammonia decomposition unit; the application produces clean hydrogen by recovering BOG (boil-off gas) in the ammonia transportation process, and can also meet the power and heat demand by integrating the solar energy infrastructure on the energy transportation ship and the fuel cell cooperation.

The invention relates to a fuel storage device, comprising: a storage barrel comprising a barrel body, a barrel cover and a partition plate; the containing pipe extends downwards from the partition plate to the fuel containing space, a plurality of liquid level detection holes arranged at intervals in the height direction are formed in the pipe wall, and a flow guide hole is formed in the height position close to the lower surface of the partition plate. One end of the fuel output pipe penetrates through the barrel wall of the barrel body at the height lower than that of the flow guide hole of the containing pipe to form a fuel output end, and the other end of the fuel output pipe extends downwards to the bottom position of the fuel containing space; the plurality of liquid level sensors are arranged in the accommodating pipe; and the control device comprises a sensing information processing unit and a cloud transmission unit, and the liquid level sensing information of the liquid fuel is obtained through the plurality of liquid level sensors and is transmitted to a cloud device.