32results about How to "Wide range of fuel" patented technology

The invention discloses a gas burner capable of adjusting gas to be self-recycling. The gas burner capable of adjusting the gas to be self-recycling comprises a center fuel pipe, a primary rotational-flow air duct, a secondary direct-flow air duct and an ejector, wherein the center fuel pipe, the primary rotational-flow air duct, the secondary direct-flow air duct and the ejector are coaxial from inside to outside and sequentially embedded in a sleeved mode. A fuel nozzle is formed in the outlet segment of the center fuel pipe, an air cyclone and a pre-mixing chamber are arranged inside the primary rotational-flow air duct, the primary rotational-flow air duct and the pre-mixing chamber are communicated with the fuel nozzle, both an outlet of the pre-mixing chamber and the outlet end of the secondary direct flow air duct are arranged at the throat position of the ejector, a main flame burning area is formed at the throat position of the ejector, an electronic igniter is further arranged inside the primary rotational-flow air duct, one end of the electronic igniter penetrates through the air cyclone, the ignition electrode of the electronic igniter is arranged inside the pre-mixing chamber, the end surfaces, being connected with the head of the burner, of the ejector are of a sawtooth disk structure and meshed with each other, and linkage mechanisms are arranged at the positions of the sawtooth disk structures and fixed on the outer pipe wall of the secondary direct-flow air duct. The gas burner capable of adjusting the gas to be self-recycling has the advantages of being easy to manufacture, and capable of achieving the objective that the adapting range of fuel is wide, burning efficiency is high, burning is stable, and pollution is low.

The invention discloses an engine using quicklime as fuel, which adopts a piston type internal combustion engine. The internal combustion engine finishes the two processes of a working stroke and a discharge stroke; and in the working stroke, quicklime and water which are used as fuel are sprayed into a cylinder to perform chemical reaction so as to generate calcium hydroxide; and gas in the cylinder is expanded under the action of a plurality of heat discharged during the chemical reaction to generate high pressure for pushing a piston to do work, and the chemical reaction formula is CaO+H2O=Ca(HO)2+Q(heat); in the discharge stroke, the piston discharges the reaction product which is the calcium hydroxide from a lower dead point to an upper dead point by the inertia of a flywheel. The invention has the characteristics of reasonable structural design, wide application range and energy saving.

The invention discloses an automatic curling device for a stainless steel pot. The automatic curling device comprises a curling machine, a curling mold, a curling discharging mechanism, a feeding conveying mechanism, a positioning detecting mechanism, a feeding mechanical hand mechanism, a feeding mechanical hand lifting fixing mechanism, a material taking mechanical hand mechanism, a material taking mechanical hand lifting fixing mechanism and a material taking conveying mechanism, wherein the feeding conveying mechanism is connected with the curling machine through a positioning device, the positioning detecting mechanism is used for detecting whether the stainless steel pot is located at the designated position of the positioning device or not, the feeding mechanical hand mechanism is located above the feeding conveying mechanism and used for conveying the stainless steel pot from the designated position to the curling mold, the feeding mechanical hand lifting fixing mechanism is used for adjusting the height of the feeding mechanical hand mechanism, the material taking mechanical hand mechanism is used for taking the curled stainless steel pot out of the curling mold, the material taking mechanical hand lifting fixing mechanism is used for adjusting the height of the material taking mechanical hand mechanism, and the material taking conveying mechanism is used for conveying the curled stainless steel pot to the next working procedure. According to the automatic curling device, the contact ratio of sawtooth disc structures is adjusted through a linkage mechanism so as to control the recycling amount of fume, the application range of fuel is wide, and combustion is high in efficiency, stable and low in pollution.

A circulating fluidized bed reaction device for alkane dehydrogenation to olefins and a method for alkane dehydrogenation, the reaction device is a tank body with variable diameter, and the tank body is divided into a gas stripping section, a reaction section and a catalyst settling section from bottom to top , wherein the diameter of the reaction section is larger than that of the stripping section, and a heat exchanger is provided in the settling section. The reaction device exchanges heat between the raw material and high-temperature oil and gas in the reaction device. The raw material is vaporized and heated by the heat energy of the high-temperature oil and gas. Coking due to high temperature, several effects are organically combined, especially the heat exchanger structure that connects multiple heat exchange boxes in series, which can effectively avoid vibration caused by rapid gasification of raw materials, and can realize heat exchange with large temperature difference .

Disclosed is a compact gas turbine device adopting low-combustion value gas fuel. An air inlet way and a compression air outlet way are arranged on an air centrifugal compressor, and a low-combustion value gas fuel air inlet way and a low-combustion value gas fuel air outlet way are arranged on a low-combustion value gas fuel centrifugal compressor; the compression air and the low-combustion value gas fuel enters a combustion chamber through the compression air outlet way and the low-combustion value gas fuel air outlet way respectively to be combusted in a mixed manner; high-temperature and high-pressure gas generated by the combustion chamber drives a high-pressure turbine to rotate, and the high-pressure turbine drives the air centrifugal compressor to compress air through a high-pressure portion rotating shaft and drives an electric generator or a load to do work through a power output shaft; and the high-temperature high-pressure gas flowing out of a high-pressure turbine drives a contra rotating turbine to rotate, and the contra rotating turbine drives the low-combustion value gas fuel centrifugal compressor to compress the low-combustion value gas fuel through a low-pressure portion rotating shaft. The compact gas turbine device has the advantages of being high in pneumatic efficiency, small in size, compact and small in consumable and saving cost, and has the extreme wide market prospect.

The invention relates to a solid oxide fuel battery system and a preparation method thereof. The electrolyte of the battery system adopts an oxygen ion conductor oxide; the anode is a metal-ceramic composite anode, wherein the ceramic material is a proton conductor oxide or a mixture of the proton conductor oxide and the oxygen ion conductor oxide; and the cathode material is at least one of noble metal and perovskite type oxides or a mixture of the electrolyte and at least one of the noble metal and perovskite type oxides. A battery with the structure has a wide operating temperature range which is between 300 and 1,000 DEG C, high power density and open circuit voltage and very good operational stability. The system and the method make a great contribution to the development of fuel batteries, particularly intermediate and low-temperature solid oxide fuel batteries.

The invention relates to a novel biomass combustion special furnace arch taking biomass materials as raw materials and belonging to the technical field of combustion furnaces. The novel biomass combustion special furnace arch has a structure that a furnace body is internally provided with a front arch, a middle arch and a rear arch, wherein a feed zone is formed between the front arch and a hopper, a volatilization oxidation reduction zone is formed between the front arch and the middle arch, and a main combustion zone is formed between the middle arch and the rear arch; the shape of the reararch is a fold line structure, and the shape of the front section of the rear arch is a level straight line structure; the middle arch is positioned between the front arch and the rear arch and in a single row wall body structure, the upper end of the middle arch is connected with a water containing boiler, the middle of the lower end of the middle arch is provided with a combustion passage, and the middle section of the inner side of the middle arch is provided with a bump which is positioned at the outer side above the rear arch. The invention relates to the novel biomass combustion specialfurnace arch which is beneficial to the sufficient combustion of biomass fuel, has long flame flow path, high heat efficiency, energy saving, smoke elimination, good environmental protection property, high temperature raising speed of water inside a the water containing boiler, and the like.

A dehydrogenation catalyst regenerator and catalyst catalytic regeneration method, the catalyst regenerator includes a regeneration section and a settling section, and the regeneration section is the lower section of the riser, the dense phase section of the enlarged diameter and the upper section of the riser in sequence from bottom to top , the upper section of the riser is connected with the settling section. In the dehydrogenation catalyst regenerator of the present invention, the preheated air, the catalyst to be generated and the fuel are combusted in the dilute-phase conveying bed at the lower section of the riser; subsequently, the high-temperature flue gas after combustion exchanges heat with the catalyst in a dense phase to ensure that the catalyst is fully burnt, Reduce the temperature difference between the flue gas and the catalyst and improve the utilization rate of energy; the flue gas and catalyst that leave the dense phase section enter the upper section of the riser, so that combustible gases such as CO can be fully burned during the dilute phase transportation process, releasing energy and reducing pollution emissions.

The invention relates to a biomass straw gas furnace and belongs to the technical field of environmentally-friendly and energy-saving multifunctional gas furnaces. The biomass straw gas furnace mainly comprises a furnace body. The upper part of the furnace body is provided with a discharge flue and a charging door. The lower part of the furnace body is provide with two ash removal hoppers. A cylindrical furnace pipe is arranged in the furnace body. A grate is arranged in the cylindrical furnace pipe. The cylindrical furnace pipe is communicated with the charging door. The furnace body consists of a combustion system, an oxygen supply system, a heating system, a heat conduction system and a control system. The upper part of the furnace body is provided with a mirror surface white steel plate table board. The front of the furnace body is provided with a mould pressing door and a fixing door. The mirror surface white steel plate table board is provided with a big pot range and a small pot range. The fixing door is provided with a manual fan switch, a temperature controller, a hot wind oxygen supply system, and a quick heating system. An automatic control system improves the heat efficiency. Rural cauldrons and various cookers are actually used for cooking. Heat is supplied by devices such as a heated kang, a heating unit, a geothermal system and the like at large power. The biomass straw gas furnace is convenient and easy to operate. The source of the fuels is wide. Biomass straw particle blocks are used as main fuels, and moulded coal, fungus waste, and xylon all can be used as fuels. The biomass straw gas furnace has high calorific value, large water capacity and short heating time, which has the functions of fire stopping and keeping, and energy saving. The biomass straw gas furnace is clean and environmentally-friendly, which discharges no combustible gas, and leaks no tar. Meanwhile, smoke, odor and dust are avoided during operation.