9results about How to "Efficient combustion" patented technology

The utility model discloses a wind volume self -adaptation heat accumulation type organic waste gas treatment integrated machine relates to heat accumulation type organic waste gas treatment technical field, including no. The utility model discloses a solenoid valve, wind speed and volume sensor, temperature sensor and control module are set up, so that wind speed and volume sensor can carry out real -time monitoring to the wind speed and volume of inside flow of no.

The utility model discloses a garbage incinerator hearth heat -proof heat preservation optimization structure belongs to garbage incineration equipment technical field, aims at solving traditional incinerator heat loss big, furnace wall temperature is high, the low temperature of secondary air leads to the problem such as high operating cost, low combustion efficiency, including inner furnace wall, outer furnace shell, both constitute double -deck structure, and the inner furnace wall front arch, rear arch is water cooled wall, and the vertical section is equipped with secondary air through -hole, and below is the furnace grate, the outer furnace shell and the inner furnace wall form cavity heat -proof, and its arch shell is equipped with the air extraction bin and through -hole, and the air extraction bin communicates cavity, and the through -hole corresponds with secondary air through -hole, and the fan passes through the air extraction pipe, air supply pipe and will cavity hot air as secondary air send into hearth. Meanwhile, water cooled wall and arch shell are matched through hanging block, positioning column, hanging groove, positioning groove, and are fixed with bolt, ensure that the connection is firm, and the structure realizes efficient heat -proof heat preservation and waste heat recovery, and optimizes secondary air supply, improves combustion efficiency, reduces pollutant emission and operating cost.

The utility model provides a kind of flameless infrared radiation combustion stove, and the combustion stove includes furnace body, grate tray and heat accumulator, furnace body is equipped with annular furnace cavity, built-in spiral flow guide passage, bottom is equipped with tangential air inlet, so that combustible gas rotates flow along spiral trajectory, realizes pressure balance by centrifugal force;Grate tray is located in the upper portion of furnace cavity, is equipped with grate hole, inserts straight cylinder shape gas outlet pipe, gas outlet pipe is placed combustion nozzle;Heat accumulator is placed above grate tray, is equipped with heat storage hole corresponding with grate hole, gas outlet pipe and combustion nozzle are inserted therein, and heat accumulator absorbs combustion heat energy and converts into infrared and radiates.The stove realizes pressure balance by the rotating flow of combustible gas in spiral flow guide passage, forms flameless combustion on the upper portion of combustion nozzle after entering gas outlet pipe through grate hole.The heat accumulator converts combustion heat energy into infrared radiation, and simultaneously combines heat conduction and heat convection, efficiently transfers heat energy to the object to be heated.

This invention discloses a fuel atomization system suitable for the combustion chamber of a regenerative micro gas turbine, comprising: a T-shaped evaporator, a swirling oil-gas duct, a coaxial atomizing nozzle, an air intake pipe, and a fuel line protection sleeve; the T-shaped evaporator, the swirling oil-gas duct, and the coaxial atomizing nozzle are arranged coaxially, the air intake pipe is eccentrically connected to the side wall of the coaxial atomizing nozzle and can introduce high-pressure gas from the section before the regenerator after the compressor, the initially atomized mixed oil and gas enters the swirling oil-gas duct for further atomization and then evaporates and is ejected through the T-shaped evaporator, the fuel line protection sleeve is coaxially arranged on the outside of the swirling oil-gas duct and the coaxial atomizing nozzle and can avoid the direct impact of high-temperature backflow gas on the coaxial atomizing nozzle. This invention can significantly optimize fuel atomization quality, shorten the combustion chamber length, improve combustion efficiency, and improve the uniformity of combustion chamber outlet temperature distribution by adding a coaxial atomizing nozzle and an air intake pipe upstream of the traditional evaporator.

The application belongs to the technical field of aero-engines, and discloses an aero-engine combustion chamber main combustion stage fuel nozzle and a fuel control method. The aero-engine combustion chamber main combustion stage fuel nozzle comprises a same center axis, a duty class fuel nozzle, a swirler and a main combustion stage fuel nozzle which are sequentially sleeved from inside to outside, and the outlet of the main combustion stage fuel nozzle is sleeved with a sleeve. The fuel control method ensures that the fuel jet flow of the duty class fuel nozzle is unchanged, the swirler rotates around the duty class fuel nozzle, the fuel jet flow of the main combustion stage fuel nozzle is adjusted, and then the total fuel jet flow of the aero-engine combustion chamber main combustion stage fuel nozzle is changed. The fuel control method of the aero-engine combustion chamber main combustion stage fuel nozzle realizes efficient fuel injection under different working conditions, guarantees the combustion efficiency and stability of the combustion chamber, controls the combustion temperature distribution of the main combustion zone, and reduces the pollutant emission of the combustion chamber.

The application provides an engine air intake unit structure, an air intake assembly structure and an engine. The engine air intake unit structure comprises an air intake header and a methanol injector. The air intake header comprises an air intake pipe section with open ends and a mixing pipe section in communication with the air intake pipe section. The air intake pipe section extends along a first direction, and the mixing pipe section extends along a second direction. The first direction is perpendicular to the second direction. An end of the mixing pipe section away from the air intake pipe section is used to be in butt joint with an engine cylinder head. At least two injection positions are arranged on the mixing pipe section. The methanol injectors are arranged at the injection positions. Multiple methanol injectors inject methanol into the mixing pipe section. The injection directions of the multiple methanol injectors intersect with each other in a plane perpendicular to the second direction. The technical scheme of the application integrates the methanol injectors and the air intake header into an independent unit module, avoids direct corrosion of the methanol on the cylinder head, reduces the difficulty of improvement of the cylinder head, prolongs the mixing path of the methanol and air, and improves the uniformity and optimizes the combustion by cooperating with the cross injection of the methanol injectors.

The utility model belongs to the wide load peak shaving technical field of power plant coal powder boiler, concretely relates to a gasification - combustion integrated combustor for wide load peak shaving, including gasification device and burner, the gasification device includes nozzle and furnace body, the tail end of nozzle is connected with the front end of furnace body through flange, the tail end of furnace body is connected with burner through flange, the inner middle part of burner is provided with cyclone device, the utility model adopts coal heat conversion upgrading technology to its front end gasification device, enhances fuel activity, improves the burnout rate of coal powder in the subsequent combustion process, also reduces the emission of nitrogen oxides in the combustion process, the rear burner adopts cyclone mixing technology, improves the mixing degree of coal powder and air, and the front and rear device materials realize efficient mixed combustion at the tail of ignition tube, further improve the combustion efficiency of boiler.

The utility model belongs to garbage incineration treatment equipment technical field discloses a kind of high-efficiency energy-saving garbage incinerator burner, for the problems such as poor fuel and air mixing, weak working condition adaptability of existing burner, the burner is set by installing ring, support, adjusting bolt, connecting rod and guide plate at the front end outlet of flame spraying cylinder, rotating adjusting bolt can drive guide plate to change position and angle, realize the flexible adjustment of fuel injection direction and range;The inner collection fairing of the front end sleeve of flame spraying cylinder can guide flow air to promote fuel and air to mix fully;Conical guide cap at the rear end of adjusting bolt can disperse fuel, and air deflector and air guide hole on guide plate further optimize air distribution.It has the characteristics of simple structure and convenient operation, can significantly improve the combustion efficiency, adapt to different garbage characteristics and combustion conditions, reduce energy waste and pollutant emission, effectively solve the existing technical problems.