88results about How to "Promotes full combustion" patented technology

The invention relates to a secondary air premixed gas burner for a ceramic kiln. The burner comprises a shell, a gas pipeline, a secondary air inlet pipeline and a burning nozzle, wherein the gas pipeline and the secondary air inlet pipeline are coaxially arranged at one end of the shell; the gas pipeline is positioned inside the secondary air inlet pipeline; one end of the gas pipeline extends out of the secondary air inlet pipeline and enters an inner cavity of the shell; a gap is formed between the secondary air inlet pipeline and the gas pipeline to form a secondary air inlet channel; the secondary air inlet channel is communicated with the inner cavity of the shell; and the burning nozzle is arranged at the other end of the shell. An ideal air fuel ratio can be achieved before combustion air is mixed with gas through the secondary air inlet pipeline, and the burner contributes to fully burning the gas, saving energy and reducing emission. During use, the secondary air premixed gas burner for the ceramic kiln can be taken out of the ceramic kiln so as to adjust the air fuel ratio, the burner is arranged in the ceramic kiln after the requirement is met, and the burner is simple and practicable in operation.

The invention provides a turbulent and boiling combined-circulation fluidized bed refuse incinerator, belonging to the garbage disposer field. The present circulation fluidized bed refuse incinerator has unstable bed temperature, inadequate burning and high energy consumption. The turbulent and boiling combined-circulation fluidized bed refuse incinerator comprises a hearth and a cyclone separator, a boiling chamber is arranged at the lower part of the hearth, a refuse inlet is opened in the middle of the hearth, the upper part of the hearth is communicated with the cyclone separator, the lower part of the cyclone separator is communicated with the hearth by a feedback device, the turbulent and boiling combined-circulation fluidized bed refuse incinerator is characterized in that a turbulent chamber capable of slantly moving and transferring the refuse is arranged under the refuse inlet. The turbulent and boiling combined-circulation fluidized bed refuse incinerator provided by the invention solves the problems of inadequate burning and high coal doping, saves the energy and improves the treating capacity of single refuse incinerator per day.

The invention discloses a method and system for cooperatively treating sludge through grate furnace waste incineration, and belongs to the field of sludge treatment. Steam generated by grate furnace waste incineration is firstly utilized for carrying out indirect heat exchange drying on the sludge, and then the sludge dried to a certain degree and in-furnace waste are mixed and incinerated in a grate furnace according to a certain proportion. According to the method and system, the existing and mature grate furnace waste incineration technology is utilized for achieving effective drying and cooperative incineration on the sludge, the sludge independent drying cost and the building and operating cost of an incineration treatment project can be greatly reduced, and harmlessness, reduction and recycling of sludge treatment are achieved.

The invention discloses a method for preparing reconstituted tobacco leaves, which belongs to the technical field of tobacco leaf preparation. In the present invention, the ramie fiber and bagasse are firstly dried and crushed, soaked in acetic acid solution, filtered and collected, mixed with sodium hydroxide solution and heated, and then filtered to mix the filter cake with water, added hydrogen peroxide to disperse, and centrifuged to collect the precipitate After air-drying, the dry product is obtained, and then arabinose, sorbitol, etc. are used as raw materials to prepare a coating mixture, and then the tobacco stem and tobacco powder are made into powder and then extracted, and then mixed with the dried product after steam explosion treatment, Mixing with water and drying, and then beating and paper-making to make tobacco sheet base, and finally coating the coating mixture on the surface of tobacco sheet base, and placing it in a constant temperature and humidity box before taking it out to obtain reconstituted tobacco leaves. The invention has a high utilization rate of tobacco raw materials, and the reconstituted tobacco leaves produced have the characteristics of low tar content and good combustion performance. At the same time, the thickness of the tobacco leaves is uniform and the handle is good, which meets the needs of cigarette industry production.

The invention discloses a resistor top-mounted type micro-thruster and a manufacturing method of the resistor top-mounted type micro-thruster, and belongs to the field of micro-thrusting technologies and MEMSs. Ignition resistors 7 of the micro-thruster are respectively composed of multiple sets of resistance wires, the width of each resistance wire and the length of each resistance wire are design to form a certain proportion so that the combustion of fuel can be adjusted and full combustion of the fuel can be facilitated. A spray nozzle 4 is of a laval-like structure with the middle contracted and the two ends expanded, and therefore the flowing mode of the air flow can be improved, and the fuel energy utilization rate can be effectively improved. The ignition resistors 7 are placed on the periphery of the spray nozzle 4 and can not be easily damaged in the gunpowder filling process, the assembly process and other processes. According to a manufacturing method of the resistor top-mounted type micro-thruster, stability and consistency of device machining can be easily achieved, and the batch machining can be easily achieved.

The blown premixed efficient gas burner consists of a burner head, a mixer, a fuel gas nozzle, a combustion flow regulator, an air inlet pipe and an air inlet shutter. The burner head has homogeneously distributed fire slots, an air cavity with secondary air holes and a secondary air pipe. The burner head has combustion cooperated with the combustion flow regulator to replenish the air required for secondary combustion. The present invention has high combustion stability, complete combustion, high combustion temperature, high heat efficiency, wide application and other advantages.

The invention relates to a burning coal additive that belongs to coal fuel additive technology field. The main feature is that mixes the salt combustion adjuvant and calcium oxide absorbent as the ratio of 4-10%:96-90%. The invention uses the combustion supporting and catalysis of Na and Cl that could be decomposed from melt salt. The CO2 from burning calcium oxide could absorb the SO2 from burning coal and finally form CaCO3. Thus, the aim of benefit for the environment would be achieved. It also has notable economical benefit and social benefit.

The invention is an internal-combustion engine special nano alloy lubricant additive and its making method, using general lubricant as basal material and adding in a proper quantity of metals like Sn, In, Pb, Bi, Pt, Zn, Pd, etc to prepare nano alloy powder, portioning according to lubricant 80-90% and nano alloy powder 10-20%, heating, roll-milling, depositing, high-shear emulsifying and purifying and making a novel nano alloy lubricant additive special for internal-combustion engine, environmental-protection, energy-saving, synergistic, life-prolonging. It can be applied to various types of internal-combustion engines in various different types of motor vehicles, engineering machineries, generator sets, railway internal- combustion engines, water transport ship facilities and military power facilities, and can obviously improve the technical indexes such as power, economy, discharge, durability.

The invention relates to an oil bath air filter, which comprises an air inlet pipe seat, a butterfly nut, an anti-vibration sealing ring, a shell, an upper port sealing ring, a ventilated filter element cover, an oily filter element, a filter element accommodating body and an oil baffle disc. In the oil path dust cross structure, dust absorption oil is stored in an oil storage cavity, air contacts the dust absorption oil and then enters a capillary tube of the oily filter element after being sucked, dust and solid particles in the air are subjected to secondary oil adsorption, and fine dust in the air can be adsorbed and removed; the oily filter element is a polyurethane foam sponge, has high filtering efficiency and long service life, and is convenient to clean; the shell and the air inlet pipe seat are formed by pressing modified engineering plastic which has high injection forming performance, a cavity which meets the design requirement can be conveniently formed by pressing, and air inlet resistance and anti-vibration sound absorption performance are high; and steel is replaced by the plastic, so that production efficiency is high, quality is stable, weight is light, the air inlet quality of a diesel engine is ensured and the sufficient combustion of diesel oil is better facilitated due to a dual seal structure, and the output power of the diesel engine is improved.

The invention relates to a waste salt slag harmless and resource utilization system based on Internet of Things. The waste salt slag harmless and resource utilization system based on Internet of Things comprises a control end, a server and a remote monitoring end; the output end of the control end is connected with a server; and the output end of the server is connected with the receiving end of the remote monitoring end. A pulverizing and sieving device performs pulverizing treatment on the waste salt slag and then performs sieving treatment on the waste salt slag according to the particle size to accelerate dissolution of the waste salt slag in a salt dissolving tank, so that the dissolution efficiency is improved; and the waste salt slag enters a crushing and sieving box from a feedingport and is subjected to crushing treatment by a crushing roller, the waste salt slag enters a sieve plate through a material collecting hopper, and the waste salt slag can completely enter the sieveplate through a partition plate, so that the complete sieving effect is realized.

This invention relates to a single-cylinder diesel engine speed adjusting mechanism and single-cylinder diesel engine with the speed adjusting mechanism. The mechanism has speed adjusting level and elastic buffer mechanism, they are fixed connected, the level is elastic connected to oil supply gear rack of oil supply pump through the elastic buffer mechanism. Elastic buffer is used in the speed adjusting mechanism in this invention. Injection pump can provides uniform oil when the diesel engine freely accelerates through the new design of existing single-cylinder diesel engine speed adjusting level, the mixing ratio of fuel and air is compatible. The burning of fuel of the single-cylinder is full, limit of smoke and economical efficiency can be improved effectively when the diesel engine at freely accelerating stage.

The invention discloses a pyrolysis and gasification garbage incinerator adopting an oxygen enriched combustion technique. The pyrolysis and gasification garbage incinerator comprises an oxygen preparation unit, an oxygen injection unit and an incinerator main body unit, wherein the oxygen injection unit is connected with the oxygen preparation unit and the incinerator main body unit, the oxygen injection unit comprises a booster fan, a shutoff valve and two oxygen flow control devices, and each oxygen flow control device comprises a flow meter, a regulating valve, a stop valve, a mixer and an air supply fan; the shutoff valve is connected with the flow meters; the incinerator main body unit comprises an incinerator body and a smoke purification device, and the incinerator body comprises a first combustion chamber, a second combustion chamber and a partition. According to the pyrolysis and gasification garbage incinerator, the problems of low combustion temperature and combustion efficiency, substandard pollutant discharge and the like caused by low oxygen content of air or low garbage calorific value can be effectively solved.

The invention provides an energy gathering ring for a gas stove and belongs to the technical field of gas stoves. The problems that a conventional gas stove is high in probability of gas heat loss and insufficient in combustion when in use are solved. The energy gathering ring for the gas stove comprises a support frame ring, an energy gathering part and a positioning ring part, wherein the positioning ring part is used for sleeving the outside of a combustor; the energy gathering part is positioned at the periphery of the positioning ring part and positioned in the support frame ring; the energy gathering part is annular and is obliquely arranged downwards from the outside in; the inner edge of the energy gathering part is connected with the positioning ring part; the outer edge of the energy gathering part is connected with the top end of the support frame ring; and a plurality of penetrating ventilation openings are formed in the support frame ring. The energy gathering part can enable flame generated by the combustor to be reflected and gathered and to face the bottom of a pot, so that the heat efficiency is improved; and air in guided from the side part of the combustor to be mixed with gas, so that sufficient combustion of gas of the combustor can be promoted, the probability of yellow flame is low, and the combustion efficiency is high.

The invention relates to an automatic control electric furnace flue gas combustion settling chamber. The chamber consists of a shell, baffles, supports, combustors, a flue gas inlet, a flue gas outlet, an ash discharge port, a vibrator, a CO concentration monitoring device and an analog-digital (A / D) converter, wherein the cross section of the shell is round; reducing ports are formed on the upper part and the lower part of the shell; the baffles are positioned in and welded with the shell; the combustors are arranged on the inner wall of the shell; one combustor is arranged between every two adjacent baffles; the CO concentration monitoring device is arranged at the flue gas outlet and can detect the concentration of CO at the flue gas outlet; and an automatic control device automatically changes the opening of a valve at the flue gas inlet, so that the amount of air mixed in the flue gas inlet is automatically changed, and the CO is fully combusted. The automatic control electric furnace flue gas combustion settling chamber can monitor the content of the CO in discharged flue gas, ensures environmental safety and is high in regulation performance and easy and convenient to operate, and operation is automatically controlled.

This invention discloses a pretreatment system of generation with garbage characterizing in connecting piston handspikes of right and left liquid pumps on the right and left side walls of a squeezing box, setting a liquid impregnation pipe and a flexible turn-over plate at the bottom of the box and setting a pre-kiln array unit under the flexible turn-over plate, closely distributing three drying boxes on a conveyer bent of the kiln array unit, in which an inlet is below the belt and an outlet is above the drying box, which reduces moisture of garbage to be good to the fully burning of garbage and increase its generation efficiency and stability.

The invention discloses a moulded coal additive, which consists of the following materials with the weight percentage: 0.7 to 1.4 percent of magnesia, 4 to 7 percent of potassium permanganate, 1 to 3 percent of olefin, 2 to 6 percent of potassium chlorate, 2 to 6 percent of potassium nitrate, 2 to 6 percent of sodium nitrate, 3 to 7 percent of manganese dioxide, 0.8 to 2 percent of calcium carbonate, 0.5 to 2 percent of cobalt chloride and the balance of sodium chloride. The adding of the moulded coal additive can lead the moulded coal to be burnt more completely, thereby improving the burning efficiency. The moulded coal additive can lead the sulfur in the moulded coal to participate in burning; while the sulfur which can not be burnt completely can form metallized sulfur and be solidified with soot, deposited with coal slag, and is not discharged with smoke and gas, thus achieving clean burning with non-pollution emission; moreover, all coal boilers do not need to be additionally provided with any attached desulfurizing and dust-removing device and environment-friendly burning can be realized without any limitation.

The invention discloses a high pressure gasoline rail of a gasoline engine, comprising a long cylindrical gasoline rail body (1), a gasoline inlet pipe (9) and a high pressure swirl injector (12) connected with the cylinder of the gasoline engine, the gasoline rail body (1) is equipped with a gasoline pressure sensor (11) communicated with the gasoline rail body (1), the high pressure gasoline rail is equipped with a sensor sleeve (2), the gasoline pressure sensor (11) is fixedly connected with the gasoline rail body (1) by the sensor sleeve (2). By using the technical scheme, the invention greatly increases the injection pressure of gasoline, facilities the complete combustion of the gasoline, and improves the engine performance and efficiency. The high pressure gasoline rail has good sealing property, high safety, simple and reliable structure, adapts to high gasoline pressure, and is suitable for gasoline direct injection engines.

The invention provides a method for carrying out collaborative incineration treatment on semi-dry sludge and garbage. According to the method, indirect drying is carried out on the wet sludge by utilizing the steam generated by a waste incineration system, waste gas and waste water generated in the sludge drying process are sent to the waste incineration system for collaborative treatment, the generated semi-dry sludge enters the semi-dry sludge storage pit through sealing conveying, the semi-dry sludge is conveyed into the garbage incineration hopper through a semi-dry sludge feeding system to carry out cooperative treatment with garbage; a sludge drying machine adopts an ultra-circular-disc steam indirect drying process, the semi-dry sludge conveying and storing system adopts a full-closed type mechanical conveying, wherein the semi-dry sludge feeding system adopts a two-section type sludge grab bucket to realize sludge feeding.

The invention relates to a roller-type hay cutter, consisting of a frame, a knife roller, a fly cutter, a dead knife, a transmission device and a sealing cover. The knife roller is arranged on the frame, the fly cutter are arranged on the knife roller; a motor arranged on the ground and the knife roller are driven by the transmission device, the dead knife is arranged at a feeding port of the frame. The invention is characterized in that a sieve plate is arranged at the side lower part below the knife roller of the frame and right above a discharging belt; and preferentially, the sieve plate is an arc-shaped sieve plate; the direction of the radian of the arc-shaped sieve plate is the same as that of a radian formed by the rotation of the knife roller. The dimension of holes of the sieve plate is between 3*3 and 20*20(CM). The roller-type hay cutter provided with the sieve plate can effectively cut raw materials of straw, hay and the like into crushed materials qualified to the requirements, thereby conveniently conveying, fully burning fuel and improving the efficiency of generating electricity.

The invention discloses a navigation alcohol fuel preservative anti-swelling additive for a vehicle, and solves the technical problem of corrosion of a metal part of an engine caused by existing methanol gasoline. The preservative anti-swelling additive is prepared from the following components in parts by weight: more than one reagent of 1 to 5 parts of 2-mercaptobenzothiazole, 1 to 5 parts of benzotriazole, 1 to 20 parts of xylene and 1 to 20 parts of alcohols, and at least more than two reagents of 1 to 20 parts of triethanolamine, 1 to 5 parts of trimer acid, 1 to 5 parts of calcium sulphonate and 1 to 20 parts of pyrazolone. The methanol gasoline which is prepared by using the navigation alcohol fuel preservative anti-swelling additive can inhibit the formation of an organic acid by external and internal water and navigation alcohol gasoline during manufacturing, storing and transporting processes, and can prevent the engine from being corroded, promote full combustion of the fuel and reduce the production of an acid and formaldehyde during a using process.

The invention discloses an oil saving and emission reducing device of an automobile. The device comprises an engine, a direct-current generator, a water electrolysis device and a hydrogen conveying pipeline; the engine is in transmission connection with the direct-current generator; the device also comprises an oxygen conveying pipeline; the anode and the cathode of the output end of the direct-current generator are electrically connected with an electrolytic anode plate and an electrolytic cathode plate in the water electrolysis device respectively; the water electrolysis device is provided with a closed container; an oxygen collecting cavity and a hydrogen collecting cavity are formed in the closed container of the water electrolysis device; the oxygen collecting cavity is positioned above the electrolytic anode plate; the hydrogen collecting cavity is positioned above the electrolytic cathode plate; one end of the oxygen conveying pipeline is connected with the oxygen collecting cavity, and the other end of the oxygen conveying pipeline is connected with an air inlet pipeline of the engine; and one end of the hydrogen conveying pipeline is connected with the hydrogen collectingcavity, and the other end of the hydrogen conveying pipeline is connected with the air inlet pipeline of the engine. The device has a simple structure, and can convert the residual power of the automobile running at medium and low speed into hydrogen fuel for combustion work of the engine, save fuel oil, and reduce the emission of waste gas.

The invention discloses a heating system using biomass as boiler fuel and a vertical energy-saving boiler. The renewable biomass is used as the boiler fuel; the biomass enters an arched hearth formed by cold-water wall pipes in the boiler; the hearth is arched; the temperature of the cold-water wall pipe is increased by heating; the biomass fuel ash falls into a burning chamber below the hearth; the hot air flow is burnt downwards and enters the burning chamber and upwards scours a transverse water pipe; the temperature of the transverse water pipe is increased by heating; then the transverse water pipe transversely enters an energy saver outside the boiler to scour the fin pipe of the energy saver; the temperature of the fin pipe is increased by heating; and finally, the smoke is discharged by the energy saver. In the vertical energy-saving boiler, a convection hole on the boiler shell is externally connected with an energy saver, the fin pipe is longitudinally arranged in the energy saver and communicated with a water collection tank of the energy saver, and the water in the fin pipe and boiler is subjected to enough water circulation; one end of the energy saver is communicated with a boiler liner port, and a smoke outlet is arranged at the other end of the energy saver; and the boiler energy saver increases the heating area, improves the heat efficiency, saves the energy and lowers the cost.

The invention discloses an energy saving and emission reduction gas stove. The energy saving and emission reduction gas stove is matched with a pot body to form closed burning structure design, a burning device comprises a furnace body, a burning disc, a heat collection bearing ring, an ignition device and a combustion fan communicated with the bottom of the furnace body, and the combustion fan can effectively promote gas sufficient burning and improve the combustion efficiency; the heat collection bearing ring is in contact with a pot bottom so that the supporting effect on the pot bottom can be achieved; the transverse radiation direction of a flame can be changed so that longitudinal backflow and reutilization can be sequentially carried out, the good energy saving and emission reduction effects are achieved, and the heat using rate is greatly improved while gas is burnt again; meanwhile, after flameout, disappearing of heat on the burning disc and the heat collection bearing ring can be greatly retarded, and the good heat preservation effect is achieved; meanwhile, a waste heat conversion device greatly absorbs and uses high temperature waste gas heat, and the energy saving and emission reduction aims are effectively achieved; and the beneficial effects of guaranteeing indoor health and sanitation and being high in applicability are achieved, and the energy saving and emission reduction gas stove is suitable for application and popularization.

The invention discloses efficient catalytic combustion equipment for waste gas treatment, and relating to the technical field of waste gas treatment. The equipment specifically comprises a combustionbox, a catalyst efficient mixing assembly and an oxygen supplementing mechanism. The left side of the combustion box is connected with an air inlet pipe adsorption assembly. One side of a spring telescopic rod is connected with a tubular clamping piece. Grooves are formed in the surfaces of two sides of an activated carbon clamping plate, an activated carbon plate is embedded into the activated carbon clamping plate, a replacement motor is connected to the left end of a replacement rotating shaft, the catalyst efficient mixing assembly is arranged in a combustion box, and an oxygen supplementing mechanism is arranged at the top of the combustion box. According to the efficient catalytic combustion equipment for the waste gas treatment, a saturated activated carbon plate can be rapidly replaced, a plurality of activated carbon plates can be replaced at a time, replacement time can be shortened, it is guaranteed that normal operation of the equipment is not delayed, meanwhile, time for workers to replace the activated carbon plates is greatly prolonged, and working pressure of the workers is reduced.

The invention discloses an environment-friendly, efficient and low-cost alcohol-oil synthetic fuel. In order to overcome the disadvantages that an existing fuel used for a meal stove, a medium boiler and a small boiler is high in cost and serious in environmental pollution, and the like, the environmentally-friendly, efficient and low-cost alcohol-oil synthetic fuel consists of 70-95 parts of methanol, 20-30 parts of high-heating-value fuel, 5-15 parts of combustion adjuvant and 0.3-0.7 part of emulsifying agent. In an agitation condition, the high-heating-value fuel and the emulsifying agent are prepared into pre-emulsified oil which is added in the methanol, and then the combustion adjuvant is added so as to obtain a finished product. The environmentally-friendly, efficient and low-cost alcohol-oil synthetic fuel is used for a cooking kitchen utensil, the boilers and the like as the fuel, enables the methanol to be capable of being used for a big catering kitchen range, the medium boiler and the small boiler like diesel oil, has a high heating value, is equivalent to the diesel oil, is complete in combustion, and is environmentally-friendly and pollution-free, and the cost is decreased by 30%.

A stove burner comprises a furnace head, an outer-ring gas ejector pipe, an inner-ring gas ejector pipe and a burner cap, wherein the furnace head comprises an outer-ring cavity and an inner-ring cavity; the outer-ring gas ejector pipe communicates with the outer-ring cavity; the inner-ring gas ejector pipe communicates with the inner-ring cavity; and the burner cap is mounted on the furnace head. The stove burner is characterized in that the burner cap comprises a lower-ring flame channel communicating with the outer-ring cavity; a cover plate is arranged on the burner cap; an upper-ring flame channel communicating with the inner-ring cavity is formed between the cover plate and the burner cap; and in addition, the lower-ring flame channel is positioned below the upper-ring flame channel. After the stove burner provided by the invention adopts the upper-ring and lower-ring flame design, the flame stabilizing effect can be well achieved by adjusting the primary air coefficient of lower-ring flame, and secondary air can be directly supplemented; not only is the supplementing effect good, but also the problem that an overflowing liquid flows into a baseplate through a secondary air hole, and then the secondary air hole is difficult to clean can be solved; and in addition, the diameter of the stove burner is relatively small, so that is not only the heat efficiency improved, but also the stove burner is easier to clean.

The invention discloses a chemical experimental waste liquid recovery processing device based on artificial intelligence. The chemical experimental waste liquid recovery processing device comprises abase. A machine body and an incinerator are fixedly connected with the top of the base through bolts. The machine body is located on one side of the incinerator. A mixing box and a supporting frame are mounted at the inner bottom of the machine body. The mixing box is located on one side of the supporting frame. A supporting plate is welded to the inner wall of one side of the supporting frame. Asecond motor is fixedly connected with the bottom of the supporting plate through a bolt. One end of the second motor is rotationally connected with a rotary plate through a rotary shaft. Waste liquids with different chemical properties can be effectively placed separately, the situation that different waste liquids start chemical reactions after being mixed, and the probability of safety accidents is increased is avoided, meanwhile, the effect that the waste liquids are located in independent closed spaces, and the problems of volatilization and leakage are solved; and in addition, the chemical waste liquid processing efficiency is improved through artificial intelligence automatic control, input of labor cost is reduced, and the recovery processing cost is reduced while automation is improved.

The invention provides a detonation tube structure of a rotary pulsed detonation engine. A swastika-shaped rotational structure enables airflow to form radial and circumferential secondary flow in a pipeline; and oil mist sprayed by oil spray tubes are perpendicular to the direction of main flow, and the atomization speed and the oil-gas mixing degree can be increased. After oil and gas are mixed, combustible mixed gas is ignited by sparking plugs, and deflagration is caused. Since the combustible gas speed is far greater than the gas flow speed of inlets of detonation tubes, the radial and circumferential secondary flow of the detonation tubes can be enhanced; and spiral grooves in the portions, behind the corresponding sparking plugs, of the inner walls of the detonation tubes can increase the tube inner turbulivity and enable the combustible gas flowing through to further rotate in the circumferential direction, accordingly the converting distance from deflagration to detonation is shortened, the lengths of the detonation tubes are shortened, and the working reliability of the detonation tubes are improved. In addition, since the four detonation tubes work at the same time, the power output range is wider, and adjustment is more flexible.

The invention discloses a smelting furnace for smelting nickel matte and a production method of low nickel matte. The smelting furnace comprises a first area (1) used for melting and slagging an object to be smelted, a second area (2) used for reducing and vulcanizing the to-be-smelted material subjected to melting and slagging in the first area (1) so as to generate a target product, and a third area (3) for separating the target product; wherein the first area (1), the second area (2) and the third area (3) are communicated, and a partition wall (7) is arranged between the first area (1) and the second area (2) to separate the first area (1) and the second area (2); and the smelting furnace comprises a first furnace body (20) and a second furnace body (30) which are independent of each other. The first furnace body (20) and the second furnace body (30) are arranged corresponding to the first area (1) and the second area (2). And uptake flues (8) for discharging smoke together are arranged above the first area (1) and the second area (2).

The invention discloses a matching device using a fuel engine device for achieving environment friendliness and energy conservation. Drinking water in a reserve water tank is sprayed into a gas inletpipe of an engine in a mist form through a water pump via an adjustable nozzle, engine, gas and water are sufficiently mixed and combusted in an air cylinder, and environment friendliness and energy conservation are achieved through a physical reaction and a chemical reaction. In order to ensure that the matching device runs safely and smoothly, an accelerator of the engine is linked with the water pump through a starting switch. The reserve water tank has an alarming function when the water level is low, and has the automatic power off and alarming functions when not water exists. A special magnetized small water machine and an electromagnetic valve are sequentially installed between the nozzle and the water pump, and an environment-friendly additive added in the water tank has the watersoftening function. The lubricating function, the corrosion resisting function, the wear resisting function and the soft sealing function of the air cylinder are achieved, the service life of the engine can be prolonged, and improving of the environment-friendly and energy-conservation effects of the engine can be assisted. A proper amount of methyl alcohol is added into the water tank in winter so that it can be ensured that the system cannot be frozen forever. A quantum fuel atomizer is installed in a transplanting manner, and the environment-friendly and energy-conservation comprehensive effect can be improved. The matching device is simple in structure, low in cost, easy and convenient to install and operate and easy to popularize.