45 results about "Transport fuel" patented technology

Described herein is a safety and support system for a fuel cell module comprising: a pressure-tight safety casing for enclosing the fuel cell module and for containing a fluid; a fuel supply system, arranged to transport fuel to the fuel cell module from an external source; an air supply system, arranged to transport air to the fuel cell module from an external source, an exhaust system, arranged to transport exhaust fluids from the fuel cell module out of the safety casing, and a casing atmosphere system comprising: an inlet into the safety casing having an inlet valve, an outlet from the safety casing having an outlet valve, means for evacuating the fluid from the safety casing through the outlet, and a pressure sensor, arranged for measuring a pressure of the fluid inside the safety casing, wherein the casing atmosphere system is arranged to maintain a below ambient pressure inside the safety casing. Also described herein is a method for preventing an explosive atmosphere inside a safety casing and a fuel cell system for marine applications.

An outdoor pellet grill includes a grill housing including a grill base, a rear wall portion secured to the grill base, a top wall portion secured to the rear wall portion, and a hinged grill lid providing selective closure about an interior cooking space within the grill housing. The outdoor pellet grill includes a cooking platform, a pellet hopper, a burn pot, an auger, and an actuator. The burn pot and heat deflector are positioned below the cooking platform and provide heat to food from below. The auger extends between the pellet hopper and the burn pot and transports fuel pellets from the pellet hopper to the burn pot. The actuator is rotatably coupled to the heat deflector and includes a first set of apertures positioned to selectively align with a second set of corresponding apertures on the heat deflector to control adjustment of a flame from the burn pot.

The invention relates to the technical field of gas turbines, in particular to a cleaning method for a combustor of a gas turbine, which sequentially comprises the following steps of: 1, splitting a premixed fuel mother pipe and a premixed combustor, and enabling the interior of the premixed combustor to be communicated with the outside through a premixed fuel channel of the premixed combustor; secondly, an on-duty fuel valve is opened, an on-duty fuel mother pipe is opened, fuel is conveyed into an on-duty combustor, the fuel enters a combustion chamber through an on-duty fuel channel of the on-duty combustor and is mixed with high-pressure air fed into the combustion chamber by a gas compressor for combustion, and hot air is generated; and thirdly, hot air enters the premixing combustor from the combustion chamber and is blown out from a premixing fuel channel of the premixing combustor to the outside. Therefore, impurities in the premixed fuel channel of the premixed combustor can be cleaned without detaching the combustor from the gas turbine, a large amount of manpower and material resources are saved, and the influence on the power generation hours of a power plant is avoided.

The invention relates to a fuel nozzle and a combustion device, the fuel nozzle comprising a fuel channel adapted to transport fuel and an air channel adapted to provide air for the fuel, wherein: a wall of the fuel channel is provided with at least one fuel outlet in communication with the air channel; the air channel is provided around the fuel channel and fuel in the fuel channel enters the air channel via the fuel outlet, and an outlet of the air channel constitutes at least part of an outlet of the fuel nozzle.

The utility model relates to a kind of feeding combustion device and pellet stove. Wherein feeding combustion device includes: fire tank, the fire tank is conical structure, the inner diameter of the conical structure gradually decreases from top to bottom;The sidewall of the fire tank is provided with feed inlet, the feed inlet is used to transport fuel to the inside of the fire tank;Ignition stick, one end of the ignition stick is inserted into the inside of the fire tank and is used to ignite the fuel at the bottom of the fire tank.The feeding combustion device and pellet stove provided by the utility model can shorten ignition time, reduce fuel waste and effectively reduce the risk of backfire.

The invention discloses a glass kiln and a using method thereof, and relates to the technical field of glass kilns, the glass kiln comprises a furnace body, molten pools are arranged in the furnace body side by side, a partition pool wall is arranged between every two adjacent molten pools, a heat storage chamber is arranged on the side face of the molten pool on the outermost side, and the heat storage chamber is communicated with the molten pools through a small furnace. When the glass furnace is used, raw materials with different colors are put into the molten pools in the furnace body, the small furnace works to convey fuel and combustion-supporting air in the heat storage chamber to the upper parts of the molten pools for combustion work, so that glass is melted, the transverse flame melting furnace periodically performs reversing combustion, and the temperatures of the upper sides of the two molten pools are adjusted; therefore, the glass in the two molten pools is accurately heated and molten, stable melting work of the glass with different colors is guaranteed, and the fixed asset investment cost and the operation cost of a unit product are remarkably reduced.

The invention provides a hydraulic push rod push type alternative fuel stepped furnace system, and belongs to the technical field of alternative fuel combustion in industry. A hydraulic push rod push type alternative fuel stepped furnace system comprises a stepped furnace body and an electric control unit, a temperature control unit and an air supply unit are arranged in the stepped furnace body, the temperature control unit comprises a raw material inlet, and the raw material inlet is formed in the stepped furnace body; the electric control unit is in communication connection with the temperature control unit and the air supply unit and is used for controlling the transportation of fuel into the stepped furnace body; the temperature in the stepped furnace body is obtained in real time; when the temperature exceeds the preset temperature, the temperature control unit is started, and the hot raw materials are conveyed into the stepped furnace body through the temperature control unit; and when the temperature is lower than the preset temperature, the temperature control unit is closed. The stepped furnace has the beneficial effects that the temperature in the stepped furnace can be adjusted, so that the temperature in the stepped furnace reaches a proper combustion temperature.

The invention relates to the use of a composition comprising at least one polyamide having an average number of carbon atoms per nitrogen atom of greater than 6, in particular greater than or equal to 7, in particular greater than or equal to 8, and a clay for producing tubular structures intended for transporting fuels, in particular gasoline, in particular alcohols, the invention relates to a tubular structure comprising at least one layer (1) comprising said composition and having a reduced extractable, in particular oligomers, from the fuel relative to the same structure comprising the same composition but not clay, the composition does not contain a polyamide obtained by polycondensation of m-xylylenediamine with a dicarboxylic acid Cb of C4 to C36.

This item is a fuel tank used to supply fuel to liquid fuel combustors that use liquid fuels such as kerosene, such as oil stoves. This item is fitted with a fuel cap with a valve at its opening. As shown in the "Reference Diagram Showing Usage," when the fuel cap is placed facing downwards and attached to the fuel inlet of the oil stove, the valve in the fuel cap opens, and fuel is supplied to the fuel tank of the oil stove. Once fuel supply is complete, the item is lifted and removed from the oil stove. Furthermore, as shown in the "Reference Diagram Showing Cap Attached," this item can be used for transporting fuel by attaching a cap without a valve to its opening.

The invention discloses a leak detection system for a fuel line transporting fuel, the fuel line comprising an inner conduit and an outer conduit, the outer conduit enclosing the inner conduit and defining an interstitial space around the inner conduit, wherein the interstitial space is configured to detect a leak from the inner conduit, and further comprising: a pressure sensor operatively connected to the interstitial space for monitoring pressure variations within the interstitial space, characterized by the interstitial space being filled with an incompressible liquid, such that a leak from the inner conduit into the interstitial space causes a pressure change in the incompressible liquid, detectable by the pressure sensor.

This invention proposes a backfire-preventing axial-stage combustion two-stage combustor, relating to the field of gas turbine combustion technology. The combustor includes: an annular fuel chamber with a fuel inlet on its outer wall; an air passage assembly coaxially arranged with and located inside the annular fuel chamber; the air passage assembly includes multiple annular cavities coaxial with and spaced apart from the annular fuel chamber, forming multiple concentric annular air passages between the annular fuel chamber and adjacent annular cavities, and between the annular cavities; the air passage assembly also includes support blades disposed within the annular air passages to support the annular cavities and transport fuel; multiple fuel holes are formed on the walls of the annular fuel chamber and each annular cavity, with differentiated designs for the fuel holes near the fuel inlet. This invention achieves multi-stage, multi-point uniform fuel injection, effectively suppresses thermal NOx formation, and significantly reduces the risk of backfire, achieving a synergistic optimization of low emissions and high safety.

The present disclosure relates to a process for producing rosinol from renewable materials comprising abietic acid, such as raw materials comprising crude tall oil. According to the method, abietic acid present in the renewable material is separated (101) and a stream comprising at least partially separated abietic acid is subjected to a thermal decarboxylation reaction (102) to produce a stream comprising formed rosin oil and rosin oil is recovered (103) from the stream. The present disclosure also relates to a system for carrying out the method, and the use of rosinol obtainable by the method as a renewable feedstock co-processed with fossil feedstock to increase the renewable content of fossil transport fuels and / or chemicals, and the use of co-processing with other renewable feedstocks to produce renewable fuels and / or chemicals or components thereof. The present disclosure also relates to a rosin oil product obtainable by the process.

The utility model relates to the technical field of tail gas emission, in particular to a high-concentration spontaneous combustion tail gas safe and efficient combustion cylinder which comprises a reaction box, supporting rods are symmetrically installed on the surface of the reaction box, and a body is installed on the surfaces of the supporting rods. And a flame tube is installed on the inner surface of the main body, an igniter is arranged in the main body and the flame tube, an air inlet is formed in one side of the reaction box, and a conveying pipe is connected to the surface of the air inlet. According to the safe and efficient combustion cylinder for the high-concentration spontaneous combustion tail gas, the first fuel nozzle and the second fuel nozzle are arranged and located at the air inlet and the tail end of the flame tube correspondingly, and the igniter is arranged at the tail end of the first fuel nozzle. The second fuel nozzle can further supplement fuel in the tail gas combustion process, it is ensured that tail gas can be continuously and fully combusted, the combustion efficiency is improved, and pollution to the environment caused by emission of uncombusted waste gas is reduced.

The utility model discloses a kind of vegetable oil fuel range, including the range shell with upper end opening, the bottom of range shell inner wall is provided with oil box, the upper end of oil box outer wall is provided with fixed ring, the upper end of oil box outer wall is provided with oil pipe, multiple communication pipes are communicated in the edge of oil pipe, oil core is cooperatively arranged in each communication pipe, heat insulation assembly is cooperatively arranged in the upper side of oil box in range shell, the upper end of heat insulation assembly outer wall is formed combustion chamber by being set down concave, space between heat insulation assembly and oil box forms a wind cooling layer, the upper end of heat insulation assembly is cooperatively arranged with the adjusting assembly for adjusting its firepower size.The utility model can make it normal use without through oil pump to transport fuel, and the size of firepower can also be adjusted when using, and the situation that fuel splashes due to pressure change also does not appear in use process, suitable for food and beverage place use.

The present invention discloses a lime kiln flue gas recovery system and a flue gas recovery and utilization method in steel smelting, and belongs to the technical field of steel smelting resource recovery and utilization. The present invention comprises a lime production system, a fly ash utilization system, and a preheating flue gas utilization system. The lime production system is connected to the fly ash utilization system and the preheating flue gas utilization system respectively. The lime production system transports fly ash flue gas to the fly ash utilization system, the lime production system transports preheating flue gas to the preheating flue gas utilization system, and the preheating flue gas utilization system transports fuel to the lime production system through the fly ash utilization system. The present invention adopts a variety of flue gas recovery and utilization means to fully utilize the flue gas and the substances and energy derived from the flue gas recovery and utilization process, minimizes the emission of available substances and energy, and makes the flue gas generated in the lime production process and the substances and energy derived from the flue gas recovery and utilization process have a high utilization rate, significantly reduces energy consumption, reduces waste, and reduces flue gas pollution.

The invention discloses a methanol-diesel oil-hydrogen energy multi-fuel self-adaptive dynamic coupling system for an inland ship. The methanol-diesel oil-hydrogen energy multi-fuel self-adaptive dynamic coupling system comprises a multi-fuel independent storage and accurate supply subsystem, a methanol online catalytic hydrolysis hydrogen production subsystem, an intelligent fuel control subsystem, an engine main body and a whole-process safety protection subsystem. The multi-fuel system stores and conveys fuel, the hydrogen production subsystem generates hydrogen, the intelligent unit collects parameters and controls fuel supply, and the safety system monitors and protects. According to the system, through multi-fuel cooperation and online hydrogen production, the problems that single diesel oil is high in pollution and hydrogen energy is difficult to store and transport are solved; intelligent control adapts to working conditions to adjust fuel proportion, and economical efficiency is improved by more than 15%; nitrogen oxides are reduced by 40% and particulate matters are reduced by 65% by the stratified combustion technology; and reliable operation is ensured through full-process protection. The method is suitable for frequent starting and stopping of inland ships and variable working condition scenes and has good application prospects.

The utility model relates to the technical field of side-blown furnaces, in particular to a feeding device for a side-blown furnace, which comprises a feeding box fixedly connected to the side-blown furnace; the supporting frame is fixedly connected to the feeding box; the conveyor is fixedly connected to the supporting frame; the conveyor belt is wound on the conveyor at the lowest layer; the screening belts are wound on the conveyors at other positions; screening holes are formed in the screening belt; the partition plate is fixedly connected into the feeding box; and the rotating plate is rotationally connected into the feeding box. The screening belt capable of screening and transporting the fuel is used, the fuel with different particle sizes can be transported and stored independently, and the fuel with different particle sizes can be selectively added according to the use requirements of the side-blown converter, so that the temperature uniformity in the side-blown converter is ensured, the processing quality of products is ensured, the fuel is fully used, and the production cost is reduced. And the combustion efficiency of the fuel is improved.

The present disclosure relates to a process for production of a dewaxed hydrocarbon fraction from a hydrocarbon feedstock having a cloud point above -5°C wherein the dewaxed hydrocarbon has a cloud point at least 5°C below the hydrocarbon feedstock, comprising the steps of providing a process feed comprising an amount of an ammonia source, hydrogen and an amount of said hydrocarbon feedstock, at a temperature above 200°C, directing said process feed to contact a material catalytically active in isomerization under isomerization conditions to provide a dewaxed hydrocarbon fraction, wherein said ammonia source provides an amount of ammonia corresponding to a concentration of NH3 in the presence of said material catalytically active in hydrodeoxygenation being at least (50) ppbwt and less than 1000 ppmwt. This has the associated benefit that the ammonia source releases ammonia by thermal reaction, such that the presence of ammonia may limit the extent of hydrocracking the isomerization process, as the addition of ammonia source is sufficient for affecting the catalyst, but not sufficient for full deactivation of the zeolite in the catalytically active material.

The present invention relates to an overhead gantry device for transporting fuel tanks by a conveyor belt, characterized in that: the rear end of the fuel tank input area is docked with the front end of the feeding fuel tank buffer area, the rear end of the feeding fuel tank buffer area is docked with the front end of the lifting mechanism, the rear end of the lifting mechanism is docked with the front end of the overhead conveyor channel, the rear end of the overhead conveyor channel is docked with the front end of the lowering mechanism, the rear end of the lowering mechanism is docked with the front end of the discharging fuel tank buffer area, the rear end of the discharging fuel tank buffer area is docked with the front end of the fuel tank steering mechanism, the components are docked and conveyed and achieve a 90° rotational direction change, the rear end of the fuel tank steering mechanism is docked with the front end of the picking fuel tank buffer area, and the rear end of the picking fuel tank buffer area is docked with the front end of the fuel tank picking area; it reduces the labor intensity of manual handling, walking waste, and time waste, and reduces the auxiliary tool cost of using the attached trays and other carriers for empty and full exchange.

A process for producing at least one liquid transportation fuel component is provided. In a first mode of carrying out one of the processes, a hydrocarbon feedstock containing nitrogen impurities is subjected to hydrotreating in reactor A in the presence of hydrotreating catalyst A to obtain a hydrotreating effluent A, and this effluent A is, after degassing, subjected to catalytic hydrotreating in reactor B to obtain a hydrotreating effluent B, and this hydrotreating effluent B is fractionated, optionally after degassing, to obtain at least one liquid transportation fuel component, preferably at least an aviation fuel component. In this process, parameters indicating deactivation of the hydrotreating catalyst A are monitored, and when these reach a predetermined value, the process is switched to a second operating mode in which the order of reactors A and B is changed such that the degassed hydrotreating waste liquid B is fed to reactor A.

Methods and apparatus for determining a fault condition of at least part of a fluid transport conduit comprising fuel gas pipework of a fuel gas system for a building, the fluid transport conduit for transporting fuel fluid from a mains supply to one or more appliances, the apparatus comprising: a pump configured to pump a test fluid into the fluid transport conduit at a fluid pumping rate for increasing a fluid pressure therein; a connecter for connecting the pump to the fluid transport conduit; a pressure sensor configured to sense fluid pressure in the fluid transport conduit; and a processor configured to determine a fault condition of the fluid transport conduit based on the fluid pumping rate and the sensed fluid pressure, wherein, if the fault condition indicates a fault in the fluid transport conduit, the processor is further configured to determine a type of conduit element in which the fault has occurred based on the sensed fluid pressure at the time the fault is indicated.

To provide a highly convenient energy supply evaluation system and the like.SOLUTION: An energy supply evaluation system P1 includes a processing unit 30 that causes, when supplying surplus energy based on a difference between an amount of power generated and an amount of power consumed at a site A where a solar power generation panel 61 and a factory 62 are provided to another site B, a display device 3 to display one or more of a plurality of plans including a plan for supplying energy by power transmission and another plan for supplying energy by producing and transporting fuel for power generation, in association with an amount of carbon dioxide emission and a cost associated with the supply of energy.SELECTED DRAWING: Figure 1

This invention discloses a low-calorific-value burner, relating to the field of burner technology. It includes a housing, inside which are installed an induced draft fan one and an induced draft fan two. An inner pipe is connected to the induced draft fan one, and an outer pipe is connected to the induced draft fan two. The inner pipe is located inside the outer pipe and is used to transport fuel gas. The area between the inner and outer sides of the outer pipe is an air passage. An installation cylinder one, a mixing cylinder, and an installation cylinder two are sequentially arranged in the axial direction outside the outer pipe. A swirl assembly is installed inside the installation cylinder one, comprising several radially sliding swirl blades. A flame stabilizing assembly is installed inside the mixing cylinder, in front of the outlet ends of the outer and inner pipes, to block the fuel gas and form a low-speed, fuel-rich zone. A baffle assembly is installed in the installation cylinder two to create turbulence. This invention not only solves the problem of stable combustion of low-calorific-value fuel gas but also allows for switching between swirl and direct-flow modes, achieving efficient and stable combustion.

The present invention discloses a fuel emitter and an EUV radiation source generating device containing the same. The EUV radiation source generating device includes a collector, a fuel emitter, a monitoring system, a laser, and a waste receiving pipeline. In the present invention, the fuel emitter transports fuel to the break of two wires through a pump to achieve a circuit connection. Under the action of a strong magnetic field, the fuel droplets are subjected to the Ampere force and accelerate along the nozzle wall to be emitted. Relevant data on the flight trajectory of the fuel droplets is obtained through the monitoring system. The laser obtains relevant data before the fuel droplets reach the plasma formation region, determines the timing of the excitation laser pulse through data analysis, and then realizes two consecutive precise strikes to excite extreme ultraviolet light photons. The formed point radiation source is reflected out of the emission port at the top of the collector by an ellipsoidal mirror, thereby realizing the preparation and collection of the EUV radiation source.

The present invention relates to an aircraft and a method of mixing fuel on the aircraft. The aircraft has a first tank adapted to contain fuel, a second tank adapted to contain a different second fuel or fuel additive, a first fuel line configured to transport fuel from the first tank to a mixer, a pump arrangement configured to drive fuel to flow from the first tank along the first fuel line, and a second fuel line configured to transport the different second fuel or fuel additive from the second tank to the mixer. The mixer is configured to mix the fuel and the different second fuel or fuel additive to form a mixed fuel. The aircraft further comprises a mixer line configured to transport the mixed fuel from the mixer to a combustor.

The invention provides a baking kiln gun device and a glass kiln system, and relates to the technical field of glass kilns. The roasting furnace gun device comprises a material conveying pipe, an inner gun pipe, a gun head and an outer gun pipe, the material conveying pipe is used for conveying a mixture of fuel and combustion-supporting air, the inner gun pipe is connected with the material conveying pipe, an igniter is arranged in the inner gun pipe, the gun head is connected with the inner gun pipe, the outer gun pipe is arranged on the outer side of the inner gun pipe, an air inlet hole is formed in the outer gun pipe, and the outer gun pipe is communicated with the gun head. The temperature rise stability of the kiln can be improved, and kiln body bricks are prevented from being burnt out easily.

This utility model relates to the field of double-chamber kiln spray lance technology, specifically to a double-chamber kiln self-cooling spray lance system. The system includes a self-cooling spray lance, comprising a fuel pipe, a low-oxygen pipe sleeved outside the fuel pipe, and a heat dissipation pipe sleeved outside the low-oxygen pipe. The fuel pipe is used to transport fuel; the low-oxygen pipe is used to transport low-oxygen or oxygen-free gas; and the heat dissipation pipe is used to transport cooling gas. The fuel sprayed from the lower end of the fuel pipe is the fuel to be burned, and the low-oxygen or oxygen-free gas is sprayed from its lower end through the low-oxygen pipe to coat the outer periphery of the fuel to be burned, thereby causing the fuel to move away from the lower end of the self-cooling spray lance before combustion. This utility model can significantly improve the high-temperature resistance of the self-cooling spray lance, reduce heat loss, and extend its service life.

The invention relates to the technical field of double-chamber kiln spray guns and gun changing, fire hooking and re-blowing, in particular to a double-chamber kiln spray gun system and a quick gun changing, fire hooking and re-blowing operation method.The double-chamber kiln spray gun system comprises a self-cooling spray gun, the self-cooling spray gun comprises a fuel pipe, and the fuel pipe is sleeved with a low-oxygen pipe; a heat dissipation pipe is arranged outside the low-oxygen pipe in a sleeving manner; the fuel pipe is used for conveying fuel; the quick gun changing, hooking and re-blowing operation method comprises the following steps: (1) cutting off fuel of a double-hearth kiln and stopping the kiln when a first hearth enters the kiln for reversing; (2) opening a reversing valve gate plate of a No.2 chamber to a transverse position; (3) dismounting the spray gun from the outside of the kiln; a self-cooling spray gun is installed; (4) stone is added into the first chamber; (5) blowing air to the kiln; (6) the blown-in combustion-supporting air passes through the stones in the second chamber and a middle channel to heat the stones newly entering the first chamber; and (7) opening the kiln for production. The method has the advantages of remarkably improving the replacement efficiency of the spray gun, reducing the burning loss probability of the spray gun and the like.

1. Name of this design product: fuel pipe. 2. The purpose of this design product is to transport fuel. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

A method for forming a protective layer for fuel cell electrodes is disclosed. The method comprises forming primary defects in a carbon-based protective layer material via a training step. The primary defects are configured to transport fuel cell products and / or reactants, representing a transported portion of the total fuel cell products and / or reactants. The difference between the total fuel cell products and / or reactants and the transported portion is a non-transported portion. The method further comprises activating secondary defects in the carbon-based protective layer material via an activation step. The secondary defects are configured to transport a portion of the non-transported portion of the total fuel cell reactants and / or products. The activation step is distinct from the training step.