12results about "Combustion types" patented technology

The utility model relates to a special liquid burner vaporization assembly which comprises a vaporization tank, a vaporization cavity is formed in the vaporization tank, and a liquid supply pipe is connected to the left side wall face of the vaporization tank. An atomizing nozzle is mounted at the bottom of the vaporization tank; a breather pipe is arranged in the vaporization cavity, and the top end of the breather pipe communicates with an air supply pipe; the rotating piece comprises a rotating shaft and an arc-shaped plate; a transmission wheel assembly is mounted at the top end of the rotating shaft and is in transmission connection with the ventilation pipe, so that the ventilation pipe is rotationally connected with the vaporization tank; a plurality of gas stirring pieces which are distributed in an annular array are arranged in the vaporization cavity, and the gas stirring pieces are rotationally connected with the ventilation pipe. Air bubbles and liquid fuel are in full contact in the vaporization cavity by rotating the multiple gas stirring pieces, the mixing contact efficiency of the liquid fuel and oxygen in air is improved, and the combustion effect is improved.

The air preheater (APH) temperature control system comprises at least a first APH or combustion / secondary air bypass duct in metered communication with a combustion air inlet duct and a secondary air duct, the first APH or combustion / secondary air bypass duct adapted in use to bleed a portion of the combustion air from the air inlet duct upstream of the APH 100 as a secondary air bypass and reintroduce it into the downstream secondary air duct, and a flow control device for metering or controlling the volumetric flow rate of the secondary air bypass and regulating the primary air flow, the flow control device being adapted in use alone or in combination with other regulating means to regulate the T10 MIN ~T10 MAX and a flow control device operable to maintain the flue gas outlet temperature at or above a desired minimum predetermined temperature for the incoming flue gas volumetric flow rate exiting the APH to maintain the mill outlet temperature within a safe range of .

The present application relates to a kind of clean and efficient stable ammonia humidification combustion power generation system and method, belong to ammonia fuel clean and efficient combustion power generation technical field.The present application includes: ammonia fuel supply unit: fuel is provided for staged combustion chamber unit;Air supply unit: air is provided for staged combustion chamber unit;Oxygen supply unit: oxygen is provided for staged combustion chamber unit;Water supply unit: water is provided for staged combustion chamber unit;Heat recovery unit: recovery staged combustion chamber unit heat energy;Staged combustion chamber unit: staged combustion chamber unit does work and generates electricity.The present application uses water as diluent and uses the humidification strategy far from flame root reaction zone, increases system mass flow and effectively suppresses combustion chamber temperature, improves ammonia combustion power generation efficiency while reducing turbine mechanical thermal load;In ammonia / air main flame root, ammonia oxygen-enriched value watch flame is set, improves ammonia flame ignition characteristic and power generation system stability.

The invention discloses a kitchen liquid paraffin fuel cooking bench, and relates to the technical field of cooking utensils, in particular to a kitchen liquid paraffin fuel cooking bench which comprises a fuel mixing cavity, a heating pipe, an oil pump, an oil tank, a nozzle pipe, an air blower, an igniter, a cooking range and a control panel, and a first vaporization cavity and a second vaporization cavity are formed in the heating pipe; the liquid paraffin is alternately injected into the first vaporization cavity and the second vaporization cavity, so that the retention time of the liquid paraffin in the first vaporization cavity and the second vaporization cavity is prolonged, the vaporization time of the liquid paraffin is prolonged, and the vaporization efficiency of the liquid paraffin is improved; the problems that the burn-off rate is low and the oil consumption is large due to the fact that the vaporization effect of the liquid paraffin is not ideal are solved, when the paraffin is vaporized and does not enter the center pipeline, the paraffin is vaporized in the pre-storage cavity of the outer-layer sleeve, preheating is conducted through the heating element, and the vaporization efficiency of the liquid paraffin is further improved.

A burner system (1) for an exhaust stream (5) of an internal combustion engine comprises a combustion chamber (3), a fuel injector (6) for introducing fuel into the combustion chamber (3), a fuel supply (8) for supplying fuel to the fuel injector (6), and an oxygen gas supply (15) for supplying oxygen gas to the combustion chamber (3). A fuel heating device (14) is associated with the fuel injector (6), and an oxygen gas heating device (18) is associated with the oxygen gas supply (15). When the burner system (1) is started, the fuel heating device (14) is operated if the fuel temperature is below a fuel temperature threshold, and the oxygen gas heating device (18) is operated if the oxygen gas temperature of the oxygen gas in the oxygen gas supply is below an oxygen gas temperature threshold and / or the combustion chamber temperature is below a combustion chamber temperature threshold.

The utility model relates to the technical field of fuel oil pipelines, and discloses an oil pipe heating device for a combustor, which comprises a combustion cylinder, a fuel oil pipe and a heat insulation sleeve, an ignition mechanism is arranged on one side of the combustion cylinder; the fuel pipe comprises an oil inlet section, a heat exchange section and an oil outlet section; the heat exchange section is arranged around the outer side of the combustion cylinder; the other end of the heat exchange section is connected with the oil outlet section; the output end of the oil outlet section is arranged at the output end of the combustion cylinder; the heat preservation sleeve is arranged on the outer side and tightly connected with the fuel pipe. By arranging the oil inlet section, the heat exchange section and the oil outlet section, fuel flows into the heat exchange section from the oil inlet section, heat exchange is conducted between the fuel and heat in the combustion cylinder through the heat exchange section, the fuel in the heat exchange section is preheated, the fuel can be more easily and fully mixed with air after being sprayed out of the oil outlet section, and then the atomization effect of the fuel is improved; and more sufficient combustion of the fuel is facilitated.

The application provides a waste heat utilization device for a burner and belongs to the technical field of waste heat utilization.The waste heat utilization device comprises a shell, an air inlet and an air outlet arranged at the top and the bottom of the shell respectively, and a heat exchange mechanism, wherein the heat exchange mechanism comprises a ring-shaped smoke inlet seat and a hollow ring cover rotatably connected in the shell.The high-temperature flue gas generated by the operation of the boiler flows through the smoke cover, the ring-shaped smoke inlet seat, the heat exchange part one, the hollow ring cover, the heat exchange part two and the sleeve in sequence and is discharged from the smoke discharge cover, the heat exchange part one and the heat exchange part two rotate under the drive of the driving part, the air enters the shell from the air inlet at the top of the shell and contacts the rotating heat exchange part one and the heat exchange part two to realize heat exchange, the rotation of the heat exchange part one and the heat exchange part two enables the outer wall of the heat exchange part one and the heat exchange part two to be fully and effectively contacted with the air and greatly reduces the dead angle of contact, thereby improving the heat exchange efficiency between the air and the high-temperature flue gas.

The application discloses a system for shortening the starting time of an imported gasifier, wherein the middle part of the gasifier is connected with a second pipeline, the second pipeline is connected with a carbon black separator, the carbon black separator is connected with a washing tower through a third pipeline, the top end of the gasifier is connected with a first pipeline, the first pipeline is connected with a punch pipeline, the punch pipeline is connected with the third pipeline, the washing tower is connected with a fourth pipeline, the fourth pipeline is connected with a carbon black chilling pipe, a washing water pump is connected with the upper end of the washing tower through a fifth pipeline, the fifth pipeline is divided into a sixth pipeline, the sixth pipeline is connected with the lower end of the gasifier, a spraying water pump b is connected with the carbon black chilling pipe, the carbon black chilling pipe is connected with an eighth pipeline, the eighth pipeline is connected with the gasifier, the eighth pipeline is divided into a ninth pipeline, the ninth pipeline is connected with an injector, the injector is connected with a chimney through a pipeline, and the system has the advantages of simple structure, convenient operation, reduced gas and air consumption, and shortened starting time of oil residue hydrogen production gasification.

The invention provides a waste heat utilization device for a combustor, and belongs to the technical field of waste heat utilization. Comprising a shell, an air inlet and an air outlet which are formed in the top and the bottom of the shell respectively, and a heat exchange mechanism which comprises an annular smoke inlet seat and a hollow annular cover which are rotationally connected into the shell. Through the arrangement of the driving part, the first heat exchange part and the second heat exchange part, high-temperature smoke generated during operation of the boiler sequentially flows through the smoke inlet cover, the annular smoke inlet base, the first heat exchange part, the hollow ring cover, the second heat exchange part and the sleeve and then is exhausted from the smoke exhaust cover, and the first heat exchange part and the second heat exchange part are driven by the driving part to rotate; air enters from the air inlet in the top of the shell and makes contact with the rotating first heat exchange piece and the rotating second heat exchange piece to achieve heat exchange, all positions of the outer walls of the first heat exchange piece and the second heat exchange piece can make full and effective contact with the air through rotation of the first heat exchange piece and the second heat exchange piece, and contact dead angles are greatly reduced; therefore, the heat exchange efficiency between the air and the high-temperature flue gas is improved.

To provide a burner which can use a power-accumulation type power supply device which is easy in portability.SOLUTION: An evaporation heater 8 is composed of a plurality of heaters 8a, 8b which are different from each other in capacities, and a control part 3 heats an evaporation part 9 by carrying electricity to the heater 8a which is large in the capacity when an input power supply is a commercial power supply, also heats the evaporation part 9 by carrying electricity to the heater 8b which is small in the capacity when the input power supply is other than the commercial power supply, and heats the evaporation part 9 by carrying electricity to the capacity-large heater 8a when the input power supply is the commercial power supply, thus shortening a time up to an ignition. When the input power supply is other than the commercial power supply, since the control part heats the evaporation part 9 by carrying electricity to the small-capacity heater 8b, even if a power-accumulation type power supply device which is small in output power is used, a current which is larger than a rated current does not flow to the power-accumulation type power supply device, and a burner can be operated without stopping an output of the power supply device.SELECTED DRAWING: Figure 2