41results about "Liquid fuel pretreatment" patented technology

Delivery mechanisms and distribution mechanisms are varied, adjusted, or modified based on a desired fuel application. Dimensions, flow rates, pressures, viscosities, temperatures, friction parameters, and combinations thereof may be varied, adjusted or modified. The fuel application may include a scrubber application. The scrubber application uses a delivery mechanism to deliver a wet or dry scrubbing agent at a low pressure to a distribution mechanism. The distribution mechanism distributes the scrubbing agent within the scrubbing chamber. The delivery mechanism is adjustable based on properties of a feedstock utilized to deliver the scrubbing agent, properties of a propellant, or properties of the scrubbing application. The distribution mechanism is adjustable based on desired distribution characteristics including shape, size, or velocity of drops, mists, or particles distributed. Location, processes, and by-products associated with output of the scrubbing application may be based on a stage of the scrubbing application.

To suppress generation of NOx while stably burning ammonia.SOLUTION: A fuel supply facility includes: a main ammonia line in which liquid ammonia flows; a vaporizer connected to an end of the main ammonia line and heating and vaporizing the liquid ammonia by exchanging heat between a heating medium and the liquid ammonia; a gas ammonia line connected to the vaporizer and guiding gas ammonia that is ammonia vaporized by the vaporizer to a combustor of a gas turbine as fuel; a liquid ammonia line for guiding the liquid ammonia that has not undergone heat exchange with the heating medium in the vaporizer to the combustor as fuel; and a switching device capable of switching an ammonia supply state between a first state of guiding the gas ammonia from the gas ammonia line to the combustor and a second state of guiding the liquid ammonia from the liquid ammonia line to the combustor.SELECTED DRAWING: Figure 1

A method for promoting the combustion of a combustible material, improving the power output of a combustion device and prolonging the service life of the combustion device by adding an alkali metal element and / or an alkaline earth metal element into the combustible material, relating to the technical field of combustion supporting. The method is applicable to various combustible materials and various combustion devices. A combustion device, and a fuel for promoting the combustion of a combustible material, improving the power output of a combustion device and prolonging the service life of the combustion device, respectively comprising a combustion device, and a fuel for nuclear fusion and nuclear fission. The method can enable all kinds of combustion devices to be reliably started and efficiently and safely work in any environment.

This application belongs to the field of combustion chamber experiment technology and relates to a supersonic combustion chamber ground experiment system for injecting supercritical kerosene. The system comprises: a supersonic combustion chamber, a fuel supply device, and a fuel injection device. The fuel supply device is connected to the fuel injection device so that the fuel supply device supplies fuel to the fuel injection device. The fuel injection device is located near a concave cavity on the isolation section of the supersonic combustion chamber to inject supercritical kerosene. The system also comprises: a nitrogen purge device connected to the fuel supply device. The fuel supply device comprises: a kerosene fuel storage tank, a kerosene fuel pipeline, and a kerosene heater. The kerosene fuel storage tank is connected to the kerosene fuel pipeline to enable kerosene fuel transmission. The kerosene heater is spaced outside the kerosene fuel pipeline so that the kerosene heater heats the supercritical kerosene in the kerosene fuel pipeline. The kerosene fuel pipeline is also connected to the fuel injection device. This application enables precise control of kerosene temperature.

The invention relates to the technical field of ships, in particular to a fuel power module and a low-pressure SCR system. A fuel oil power module in the low-pressure SCR system comprises a fuel oil storage cabin, a driving pump, an incinerator, an afterburner, a combined oil supply cabinet and a conveying pipeline, the fuel oil storage cabin is used for storing fuel oil and serves as a material supply source of an existing power supply system of a ship, the driving pump is an emergency standby pump of the existing power supply system of the ship, and the incinerator is connected with the afterburner. The fuel oil storage cabin, the driving pump and the input end of the combined oil supply cabinet are sequentially connected in series through a conveying pipeline, the incinerator and the afterburner are connected in parallel through the output end of the oil supply cabinet through the conveying pipeline, fuel oil can be independently conveyed to the incinerator and the afterburner through the oil supply cabinet, the incinerator is used for incinerating waste, and the afterburner is used for increasing the temperature of tail gas. The existing structure of the ship is fully utilized, unnecessary configuration is reduced, the ship structure can be optimized, space can be saved, the space utilization rate of the ship can be improved, and the manufacturing cost of the ship can be reduced.

The invention relates to a vaporizer (1) for a combustion tool (10). The vaporizer (1) comprises an inlet (2), an outlet (3), a first pressure regulator (4) fluidly connected to the inlet (2), a second pressure regulator (5) fluidly connected to the outlet (3), and an evaporator (6) fluidly connected between the first pressure regulator (4) and the second pressure regulator (5). The vaporizer (1) is configured to receive, during use, liquid and / or gaseous fuel from a fuel cartridge (11) of the combustion tool (10) at the inlet (2), such that it passes through the first pressure regulator (4), then through the evaporator (6), and then through the second pressure regulator (5) so that the gaseous fuel is delivered through the outlet (3) at a substantially constant pressure.

Provided is a vacuum pump that can realize energy conservation when performing abatement of exhaust gas. A vacuum pump that sucks in and exhausts exhaust gas includes a motor serving as a drive source, and a first controller that controls driving of the motor. The first controller monitors a state of the motor, and in a case in which the state of the motor is a specific state excluding when starting up and when stopped, outputs a specific signal (process signal) to an external entity.

A method for promoting the combustion of a combustible material, improving the power output of a combustion device and prolonging the service life of the combustion device by adding an alkali metal element and / or an alkaline earth metal element into the combustible material, relating to the technical field of combustion supporting. The method is applicable to various combustible materials and various combustion devices. A combustion device, and a fuel for promoting the combustion of a combustible material, improving the power output of a combustion device and prolonging the service life of the combustion device, respectively comprising a combustion device, and a fuel for nuclear fusion and nuclear fission. The method can enable all kinds of combustion devices to be reliably started and efficiently and safely work in any environment.

A combustor, including: a catalyst bed portion supporting a catalyst capable of promoting a combustion reaction of fuel; a vaporizer which is arranged on the downstream side of the catalyst bed portion with respect to a flow of the fuel going through the catalyst bed portion and is configured to be able to use a combustion gas generated from the combustion reaction as a hot fluid; a manifold portion which is outside the catalyst bed portion and guides air in a direction opposite to the flow of the fuel going through the catalyst bed portion and has a wall portion on which a sidewall of the vaporizer is projected; and a fuel introducing portion configured to penetrate the wall portion of the manifold portion so that the fuel evaporated by the vaporizer can be introduced into the manifold portion.

To provide an ammonia processing system.SOLUTION: The ammonia processing system comprises: a fuel supply unit for supplying ammonia discharged from an ammonia storage tank to an engine; a fuel recovery unit for recovering excess ammonia returned from the engine; an exhaust processing unit for processing exhaust discharged from the engine; and a vent unit for discharging ammonia discharged from the fuel supply unit or the fuel recovery unit to an outside. The vent unit comprises: a low-pressure discharge drum for collecting low-pressure ammonia discharged from the ammonia storage tank or the fuel supply unit; a high-pressure discharge drum for collecting high-pressure ammonia discharged from the fuel supply unit or the fuel recovery unit; and a discharge processor for processing ammonia and delivering the processed ammonia to a vent mast. The low-pressure discharge drum or the high-pressure discharge drum delivers ammonia to the exhaust processing unit or the discharge processor.SELECTED DRAWING: Figure 2

The invention provides an electromagnetic induction device for converting fuel oil into oil gas fuel, and relates to the technical field of energy conversion. Comprising a bottom plate; the device comprises a bottom plate, a base is installed on the bottom plate, supports are installed on the left side and the right side of the base, the two supports are installed on the bottom plate through bolts, ventilation grooves are formed in the front side and the rear side of the base, and four buffer cylinders are installed on the base; a lifting seat of a worm and gear mechanism driven by a first motor is arranged at the upper end of a metal sealing barrel, and a cleaning device comprising a brush, a movable ball and other components is connected to clean the inner wall; a movable cover plate with components such as a tooth-shaped structure is used for adjusting the ventilation area of the ventilation slot of the base; in terms of heating efficiency and energy consumption, electromagnetic induction heating utilizes high-frequency alternating current to enable eddy current heating of the metal sealing barrel, loss is reduced through non-contact heating, heat efficiency is high, and energy consumption is low. Fuel oil gasification is accelerated through instantaneous high temperature, the oil gas generation efficiency and quality are improved, combustion is more sufficient and stable, and the combustion efficiency is improved.

A combustor includes a combustion liner that defines a combustion chamber. The combustor further includes a fluid supply line for providing a fluid to the combustion chamber. The combustor further includes a filter disposed in fluid communication with the fluid supply line for removing particulates from the fluid. The filter extends along a center axis from a forward end to an aft end. The filter includes a base flange defining an open base at the forward end, a downstream segment defining the aft end, and a filter screen extending between the base flange and the downstream segment. The filter screen defines an interior and a plurality of apertures having a non-circular shape sized to permit the fluid to pass from the interior of the filter and prevent particulates from passing from the interior.

A heating system, more particularly for heating a motor vehicle, including a fuel-operated heating device and a sensing unit, which is configured to sense the presence of fuel in the heating device at least for a first case in which there is no flame formation, more particularly both for the first case in which there is no flame formation and for a second case in which there is flame formation.

The utility model relates to a marine supercharged boiler oil supply device relates to heavy oil supply technology field, and the utility model discloses in order to solve the existing marine boiler oil supply device when switching pipeline after completing heating will cause pressure to increase suddenly, fuel oil can be sprayed to opposite furnace or boiler tube bundle, and serious can cause pipeline rupture problem, it includes oil tank and fuel oil heater, oil inlet pipe, fuel oil switching valve, oil return pipe, oil supply pipe and oil return nozzle simulator, the oil outlet of oil tank and fuel oil heater is connected with oil inlet pipe, and the other end of oil inlet pipe is connected with the oil inlet of fuel oil switching valve, and the upper oil outlet of fuel oil switching valve is connected with oil supply pipe, and the lower oil outlet of fuel oil switching valve is connected with oil return nozzle simulator, and the other end of oil return nozzle simulator is connected with oil return pipe, and the utility model is used for marine supercharged boiler oil supply, and the low temperature heavy oil in oil inlet pipe is pumped back to oil tank and fuel oil heater and reheats, can make the heavy oil in input hearth reach combustion temperature.

The invention relates to a vaporizer (1) for a combustion tool (10). The vaporizer (1) comprises an inlet (2), an outlet (3), a first pressure regulator (4) fluidly connected to the inlet (2), a second pressure regulator (5) fluidly connected to the outlet (3), and an evaporator (6) fluidly connected between the first pressure regulator (4) and the second pressure regulator (5). The vaporizer (1) is configured to receive, during use, liquid and / or gaseous fuel from a fuel cartridge (11) of the combustion tool (10) at the inlet (2), such that it passes through the first pressure regulator (4), then through the evaporator (6), and then through the second pressure regulator (5) so that the gaseous fuel is delivered through the outlet (3) at a substantially constant pressure. Figure for the abstract: FIG. 1.

A fuel delivery system (700b; 700c; 800b; 800c) for a combustor (300) of a gas turbine engine (20) including a primary fuel tank (518) configured to store a primary fuel (510), a secondary fuel tank (558) configured to store a secondary fuel (550), a swirler (326) configured to produce a main flame within a combustion chamber (302) of the combustor, and a fuel nozzle (322) configured to produce a pilot flame within the combustion chamber of the combustor. The fuel nozzle includes a nozzle outlet (323) that is located proximate to an end (328) of the swirler or at the end of the swirler, the end of the swirler being located at an inlet (306) of the combustor. The fuel delivery system also includes a primary fuel line (512) fluidly connecting the primary fuel tank to the fuel nozzle and a secondary fuel line (552) fluidly connecting the secondary fuel tank to the swirler.

A gas turbine includes a compressor, a turbine, and a combustor disposed downstream of the compressor and upstream of the turbine. The combustor includes an end cap. The combustor also includes a flange. The flange includes an internal fluid passage defined within the flange, and the flange is connected to an internal face of the end cap. A fuel port is integrally joined with the flange. The fuel port extends through the end cap between the flange and an inlet positioned outside of the end cap. The inlet of the fuel port is in fluid communication with the internal fluid passage of the flange.

One object of the present invention is to provide an apparatus for producing inorganic spheroidized particles which can significantly reduce the amount of warming gas generated and suppress the generation of soot during combustion. The present invention provides an apparatus (10) for producing inorganic spheroidized particles, including a burner (11) for producing inorganic spheroidized particles, a vertical spheroidizing furnace (15), an ammonia supply source (12), an oxygen supply source (13), an ammonia supply line (L1) located between the ammonia supply source (12) and the burner (11) for producing inorganic spheroidized particles, and an oxygen supply line (L2) located between the oxygen supply source (13) and the burner (11) for producing inorganic spheroidized particles.

The present invention comprises: a fuel supply unit for supplying ammonia discharged from an ammonia storage tank to an engine; a fuel recovery unit for recovering excess ammonia returned from the engine; an exhaust processing unit for processing exhaust discharged from the engine; and a vent unit for discharging ammonia discharged from the fuel supply unit or the fuel recovery unit to the outside. The vent unit includes: a low-pressure discharge drum for collecting low-pressure ammonia discharged from the ammonia storage tank or the fuel supply unit; a high-pressure discharge drum for collecting high-pressure ammonia discharged from the fuel supply unit or the fuel recovery unit; and a discharge processor for processing ammonia and delivering the processed ammonia to a vent mast. The low-pressure discharge drum or the high-pressure discharge drum delivers ammonia to the exhaust processing unit or the exhaust processor.

One object of the present invention is to provide an apparatus for producing inorganic spheroidized particles which can significantly reduce the amount of warming gas generated and suppress the generation of soot during combustion. The present invention provides an apparatus (10) for producing inorganic spheroidized particles, including a burner (11) for producing inorganic spheroidized particles, a vertical spheroidizing furnace (15), an ammonia supply source (12), an oxygen supply source (13), an ammonia supply line (L1) located between the ammonia supply source (12) and the burner (11) for producing inorganic spheroidized particles, and an oxygen supply line (L2) located between the oxygen supply source (13) and the burner (11) for producing inorganic spheroidized particles.

A heating system, more particularly for heating a motor vehicle, including a fuel-operated heating device and a sensing unit, which is configured to sense the presence of fuel in the heating device at least for a first case in which there is no flame formation, more particularly both for the first case in which there is no flame formation and for a second case in which there is flame formation.

The present application provides a liquid fuel flushing circuit for a turbine engine with a flow of liquid fuel. The liquid fuel flushing circuit includes a liquid fuel boost skid in communication with the turbine engine and a liquid fuel flushing skid in communication with the turbine engine. The liquid fuel boost skid and the liquid fuel flushing skid include a recirculation loop for the flow of liquid fuel.

A method of operating a gas turbine engine is disclosed, the gas turbine engine comprising a combustor arranged to combust a fuel; and a fuel management system arranged to provide the fuel to the combustor. The fuel management system comprises two fuel-oil heat exchangers through which oil and the fuel flow, the heat exchangers arranged to transfer heat to the fuel and comprising a primary fuel-oil heat exchanger and a secondary fuel-oil heat exchanger; and a fuel pump arranged to deliver the fuel to the combustor, wherein the fuel pump is located between the two heat exchangers. The method comprises controlling the fuel management system so as to transfer between 200 and 600 kJ / m3 of heat to the fuel from the oil in the primary fuel-oil heat exchanger at cruise conditions.

A fuel delivery system for a gas turbine engine includes: a fuel source; a suction pump downstream of the fuel source for generating a liquid fuel stream from the fuel source; a main fuel pump downstream of the suction pump; and a fuel oxygen reduction unit downstream of the suction pump and upstream of the main fuel pump. The fuel oxygen reduction unit includes: a stripping gas line; a contactor fluidly connected to the stripping gas line and the suction pump for forming a fuel / gas mixture, the contactor receiving an inlet fuel stream from the suction pump; a separator fluidly connected to the contactor, the separator receiving the fuel / gas mixture and separating the fuel / gas mixture into an outlet stripping gas stream and an outlet fuel stream at a location upstream of the main fuel pump; a catalytic converter disposed downstream of the separator, the catalytic converter receiving and processing the outlet stripping gas stream, the stripping gas stream flowing out of the catalytic converter; and a water removal member disposed between the catalytic converter and the contactor, the water removal member removing water from the stripping gas stream.

A vaporizer for a combustion tool comprising an inlet, an outlet, a first pressure regulator fluidly connected to the inlet, a second pressure regulator fluidly connected to the outlet, and an evaporator fluidly connected between the first pressure regulator and the second pressure regulator. The vaporizer is configured to receive, when in use, liquid and / or gaseous fuel from a fuel cartridge on the combustion tool through the inlet so that it goes through the first pressure regulator, then through the evaporator, and then through the second pressure regulator so that the gaseous fuel is delivered through the outlet at a substantially constant pressure.

Provided is a vacuum pump that can realize energy conservation when performing abatement of exhaust gas.A vacuum pump that sucks in and exhausts exhaust gas includes a motor serving as a drive source, and a first controller that controls driving of the motor. The first controller monitors a state of the motor, and in a case in which the state of the motor is a specific state excluding when starting up and when stopped, outputs a specific signal (process signal) to an external entity.

An oil boiler includes an outer container having openings at opposite ends, a combustion chamber that covers an opening at an upper end of the outer container and in which a combustion reaction occurs, a lower cover that covers an opening at a lower end of the outer container, a plurality of flue tubes to heat heating water flowing in the outer container by guiding combustion gas, a burner including a fuel nozzle that sprays fuel, an air nozzle that injects air, and a spark plug that ignites a mixture of the fuel and the air, and a flame tube part that defines a tube space by surrounding a partial space in which the mixture is ignited, the flame tube part including a flame tube having an open lower end and a recirculation hole formed through the flame tube such that the combustion gas is introduced into the flame tube.

The present invention provides a gasification device for a gasification combustion fireplace. The gasification device comprises a gasification chamber, a gasification chamber lid, electric heating elements, a base, and a controller. The gasification chamber is a container structure containing a gasification chamber inner cavity, the base is below the gasification chamber, and the electric heating elements are sandwiched between a lower surface of the gasification chamber and the base. Several cooling fins are further provided in the gasification chamber inner cavity, and the cooling fins are connected to a lower surface of the gasification chamber inner cavity and are arranged close to the heating elements. Channels for liquid circulation are further provided between a plurality of fins and between the fins and an inner wall of the gasification chamber. The gasification chamber lid is provided above the gasification chamber and seals the gasification chamber inner cavity so that the gasification chamber inner cavity becomes a closed space. Several gas outlet ports are provided on the gasification chamber lid. Due to the arrangement of the cooling fins, when the electric heating elements heat liquid fuel in the gasification chamber inner cavity, the liquid fuel is heated more uniformly, and the gasification process is more stable and controllable, avoiding the occurrence of explosive boiling of the liquid fuel.

The present invention relates to a gas turbine engine, comprising: a burner assembly (7) having a plurality of burners (18); a fuel supply system (9) configured to supply a fuel flow rate (M2) to the burners (18), and including a fuel supply line (17) and a main fuel valve (22) between the fuel supply line (17) and the burners (18); and a control unit (10) configured to control the fuel flow rate (M2) using the main fuel valve (22) in a first load range (LR1) from full load to a threshold partial load. The fuel supply system (9) includes a secondary fuel valve (23) fluidly connected between the fuel supply line (17) and at least one associated group of burners (18). The control unit (10) is further configured to control the fuel flow rate (M2) using the secondary fuel valve (23) in a second load range (LR2) from the threshold partial load (LTH) to the minimum load (ML).

To provide an ammonia processing system.SOLUTION: The ammonia processing system comprises: a fuel supply unit for supplying ammonia discharged from an ammonia storage tank to an engine; a fuel recovery unit for recovering excess ammonia returned from the engine; an exhaust processing unit for processing exhaust discharged from the engine; and a vent unit for discharging ammonia discharged from the fuel supply unit or the fuel recovery unit to an outside. The vent unit comprises: a low-pressure discharge drum for collecting low-pressure ammonia discharged from the ammonia storage tank or the fuel supply unit; a high-pressure discharge drum for collecting high-pressure ammonia discharged from the fuel supply unit or the fuel recovery unit; and a discharge processor for processing ammonia and delivering the processed ammonia to a vent mast. The low-pressure discharge drum or the high-pressure discharge drum delivers ammonia to the exhaust processing unit or the discharge processor.SELECTED DRAWING: Figure 1