44results about How to "Good fuel" patented technology

The invention discloses a novel side-converter spray gun for smelting nonferrous metals, comprising a spray gun body with a sleeve structure and a spray gun head at the front end of the spray gun body; a central pipeline of the sleeve structure is provided with a connecting interface connected with a fuel conveyor; a sandwich ring channel of the sleeve structure is provided with a connecting interface connected with combustion-supporting gas; the spray gun head is provided with a fuel nozzle which is matched with the central pipeline and a combustion-supporting gas nozzle which is matched with the sandwich ring channel; and the combustion-supporting gas nozzle is provided with a through hole nozzle array.

The invention relates to a high-pressure hydrothermal and circulating fluidized bed pyrolysis-assisted rapid harmless sludge treatment process. According to the treatment process, Ca(OH)2 is added toenhance the hydrolysis and decarboxylation reactions in a high-pressure hydrothermal sludge pretreatment process, so that the dewatering performance of the sludge is significantly improved, and the cost of sludge pyrolysis pretreatment is lowered; a circulating fluidized bed is high in pyrolysis treatment efficiency and low in energy consumption; the addition of Ca is beneficial to the secondary decomposition of tar during pyrolysis, so that the generation of hazardous waste tar is controlled; furthermore, the pyrolysis process can stabilize the heavy metals in the sludge and effectively decompose the organic pollutants; the pH value of pyrolysis carbon is within a range of 10.6-12.4, so that the pyrolysis carbon can be recovered as an acid contaminated soil improver or adsorbent; the method provided by the invention is energy-saving and efficiency, and realizes the rapid and harmless treatment and resource utilization of the sludge.

The invention discloses a combustion boiler of a power station. The combustion boiler comprises a furnace body and a cyclone separator, wherein the furnace body comprises a wind distribution device, a combustion furnace and a steam dome; the wind distribution device is located below the combustion furnace; the wind distribution device comprises an igniter and an air pipe; the igniter is connected with the air pipe; a water cooling wall and a filter are arranged on the combustion furnace; the water cooling wall is arranged on the combustion furnace; the filter is located on the left upper end of the water cooling wall; the steam dome is located on the left upper side of the combustion furnace; the steam dome is connected with the water cooling wall; the cyclone separator is located on the right side of the furnace body; the cyclone separator comprises an expansion pipeline, a smoke filter and a material return pipe; the expansion pipeline is located on the right upper side of the cyclone separator, and is connected with the furnace body; the smoke filter is arranged on the cyclone separator; and the material return pipe is located below the cyclone separator. The combustion boiler of the power station has the advantages that fuels can be fully combusted; the utilization efficiency is improved; the energy is saved; and the environment is protected.

The invention relates to alcohol-based liquid fuel. The fuel comprises the following raw materials in parts by weight: 80 to 85 parts of methyl alcohol, 5 to 10 parts of water, 1 to 2 parts of petrol, 1 to 3 parts of sodium hydroxide, 1 to 3 parts of castor oil, 3 to 8 parts of jatropha carcas fruit oil, 2 to 5 parts of edible oil, 1 to 3 parts of essence, 1 to 5 parts of industrial salt, and 1 to 5 parts of ethyl alcohol. The fuel has the characteristics that the fuel does not produce poisonous gas when being burnt and is odor-free; the fuel can be completely burnt, the heat value produced through burning is high, the flash point of the fuel can be reduced, the fuel can be easily ignited, can be completely burnt, does not produce poisonous gas, and is low in cost, economical and practical, and green and environmental-friendly.

The invention proposes a new type of non-ferrous metal smelting side blowing furnace spray gun, which includes a casing structure of the spray gun body and a spray gun head at the front end of the spray gun body. The central pipe of the casing structure has a connection interface for connecting the fuel delivery device. The annular passage has a connecting interface for connecting the combustion-supporting gas, the spray gun head has a fuel nozzle adapted to the central pipe and a combustion-supporting gas nozzle adapted to the interlayer annular passage, and the combustion-supporting gas nozzle has a through-hole nozzle array.

The invention discloses a preparation method of a pollution-free low-cost lithium manganese ferric phosphate crystal material. The preparation method includes following steps: selecting iron powder and manganese powder high in purity, wherein granularity is selected from 20-20000 meshes; taking the manganese powder, the iron powder, phosphoric acid and a lithium source solution according to a certain mass ratio, diluting, putting them into an acid-resistant reactor, and stirring to enable the iron powder, the manganese powder and the phosphoric acid to be in sufficient reaction; adding the lithium source solution into obtained reaction precursor size, and sufficiently stirring, wherein the lithium source solution is soluble lithium source lithium hydroxide or lithium acetate; transferringobtained size into a reaction kettle, and starting hydrothermal reaction; performing solid-liquid separation on size obtained after reaction, and subjecting solid lithium manganese ferric phosphate which is separated out to clathration carbonization annealing treatment to obtain the lithium manganese ferric phosphate crystal material. Compared with the prior art, the preparation method has the advantages that cost is low, process operation is convenient, the material is high in commercial value, the preparation process is free of pollution, and current requirements on environment protection are met.

The invention discloses a multifunctional coal-saving synergistic additive. The multifunctional coal-saving synergistic additive comprises, by weight, 1-10 parts of a mixed strong oxidant, 1-3 parts of a combustion improver and 1-6 parts of a sulfur-fixation antismoke agent. The mixed strong oxidant comprises potassium permanganate, potassium nitrate, sodium nitrate and potassium perchlorate. The combustion improver comprises sodium chloride and sodium acetate. The sulfur-fixation antismoke agent comprises calcium oxide, potassium carbonate, sodium carbonate, ferrous sulphate and bleaching powder. Through crushing, cooling, condensation and passivation, the multifunctional coal-saving synergistic additive is prepared. The concrete preparation processes are conventional processes and are simple and convenient. Aiming at different types of coal, the multifunctional coal-saving synergistic additive has good effects of supporting combustion and reducing SO2 and NOX discharge, is prepared from the raw materials having wide sources and low prices and has a very great popularization usage value.

Disclosed are an energy switching control method and an energy switching control system for a hybrid electric vehicle in multiple operating modes. The energy switching control method includes the steps: firstly, according to vehicle running environments and road conditions detected in real time by a vehicular GPS (global positioning system) and a sensor, and according to current running road condition information of the hybrid electric vehicle, determining the corresponding operating modes of the vehicle, wherein the operating modes specifically include an engine-driven operating mode, a motor-driven operating mode, an engine and motor hybrid driven operating mode and an energy feedback and regenerative brake operating mode; and then designing a multi-mode switching control rule for the driving modes in terms of the running road conditions, and designing corresponding controllers for the operating modes respectively. According to the running environments and the road conditions, the energy switching control method and the energy switching control system control the optimal vehicle driving modes so as to reduce emission of vehicle exhaust, save fuel oil consumption, accelerate development of environment-friendly vehicles and green vehicles and improve endurance of the hybrid electric vehicle.

The invention discloses a method for preparing PET raw materials from leftover materials of polyester fabrics. The method comprises the steps that the leftover materials of the polyester fabrics are crushed, put into a chemical tank to be soaked and pyrolyzed with ethylene glycol, and then filtering, decoloration, purification and polymerization are conducted to obtain the PET raw materials. The smashed leftover materials of the polyester fabrics are put into the chemical tank to be pyrolyzed and dissolved with the ethylene glycol, and then polyester fibers are dissolved into PET monomers. After the polyester fibers are dissolved, the dissolved polyester fibers are still mixed with other plant fibers or chemical fibers, various dyes and other impurities, and a filtering mode is adopted forthoroughly separating the PET monomers. A purification technology further needs to be adopted for purification on the PET monomers after filtering, decoloration and separation to obtain the polymerization monomers with purified PET. The pure PET monomers obtained through purification are subjected to a polymerization technology to obtain the PET raw materials. The PET raw materials are obtained through polymerization, the viscosity and the like can be adjusted according to product requirements to obtain the PET raw materials with different kinds of viscosity, and different requirements for application in fiber spinning, thin film preparing, bottle blowing, sheet squeezing, modification and the like are met.

The invention relates to a liquid fuel gasification combustor suitable for mixed alcohol oil and capable of achieving complete combustion. The liquid fuel gasification combustor suitable for mixed alcohol oil and capable of achieving complete combustion comprises a plurality of gasifier heads, an ignition mechanism, a fuel supply system, an air duct, an air valve and a fan. The liquid fuel gasification combustor is electronically controlled and can be started in a one-click mode to operate automatically. In use, the air duct is divided into an intra-furnace air duct part and an extra-furnace air duct part according to the position relationship with a boiler. An air-oil mixing box is embedded in the top surface of the intra-furnace air duct part. The gasifier heads are evenly and fixedly mounted in the air-oil mixing box at intervals. An oil supply pipe is connected to the bottom of each gasifier head. The oil supply pipes are led out through the air duct and connected with the externalfuel supply system. The ignition mechanism is mounted above the air-oil mixing box and located on the side close to the extra-furnace air duct part. According to the liquid fuel gasification combustor suitable for mixed alcohol oil and capable of achieving complete combustion, the multiple gasifier heads are mounted in the air-oil mixing box so that multiple burners can be ignited at the same time; and in addition, fuel oil which is not completely combusted can be stored in the air-oil mixing box so as to be combusted for the next time, so that waste is avoided, and the oil utilization rate of the liquid fuel gasification combustor is far higher than that of common combustors on the market.

The invention relates to a productive technology of tubular biomass fuel and a forming machine thereof. The productive technology comprises processes of crushing, separating, drying, collecting, dividing material, forming and bagging. The invention adopts the full automation operation, presses scattered, dried and crushed biomass materials with no definite shape into the tubular fuel with certaindensity. The forming machine comprises a principal shaft and a helical blade, a shell, a sleeve, a template and a forming hole. The crushed biomass raw material is pushed into the sleeve under the effect of a spiral spindle, squeezed out by the forming hole on a pressing mold and becomes cylindrical, prismatic or six-side tubular forming fuel; the length of a fuel rod can be cut off according to requirement. A material dividing platform mainly comprises a material bag, a platform and a material dividing opening and is used for distributing and combining different raw materials according to a certain proportion. The invention has the advantages of simple structure, low cost, convenient operational management, high production efficiency, safe and reliable use and the like.

The invention discloses a synchronous reversing valve for an oxygen-enriched heating furnace, and relates to a fluid switching valve for the oxygen-enriched heating furnace. According to the key points of the technical scheme, the synchronous reversing valve comprises two valve bodies, valve elements and a power mechanism; each valve body is internally provided with two valve elements; the power mechanism is used for driving the four valve elements on the two valve bodies to synchronously act; two partition plates are arranged in each valve body and distributed in the vertical direction to divide each valve body into a fluid cavity, a switching cavity and a tail gas cavity from top to bottom; a switching plate is arranged between the two partition plates and divides the switching cavity into a first cavity body and a second cavity body; two valve inlet holes formed in each top partition plate are formed in the tops of the first cavity and the second cavity, and two valve outlet holes formed in each bottom partition plate are formed in the bottoms of the first cavity and the second cavity; and state switching of the two valve bodies is driven by the same power mechanism, so that good synchronization of state switching of the valve bodies can be kept.

The invention discloses a process for preparing a pollution-free and low-cost lithium manganese iron phosphate crystal material, which is completed through the following steps: select iron powder and manganese powder with high purity, and the particle size is selected between 20 mesh and 20000 mesh; according to a certain quality Select manganese powder, iron powder, phosphoric acid and lithium source solution, after dilution, put them in an acid-resistant reactor and stir to fully react iron powder, manganese powder and phosphoric acid; add lithium source solution to the obtained reaction precursor slurry and stir well , the selected lithium source solution is a soluble lithium source lithium hydroxide or lithium acetate; the obtained slurry is transferred into the reactor to start the hydrothermal reaction; the obtained slurry after the reaction is subjected to solid-liquid separation, and the separated solid lithium manganese iron phosphate Carry out clathrate carbonization annealing treatment, prepare lithium manganese iron phosphate crystal material. Compared with the prior art, the invention has lower cost and convenient process operation, and not only the manufactured lithium manganese iron phosphate crystal material has higher commercial value, but also has no pollution in the manufacturing process and meets the current environmental protection requirements.

The invention discloses an aluminum ingot melting furnace using biomass fuel. The furnace is composed of a row material heating zone, a furnace bottom melting tank, a combustion chamber and a fuel supply zone, and of an L-shaped structure comprehensively. The row material heating zone and the furnace bottom melting tank are vertically overlaid, and therefore an L-shaped vertical part is formed, the main function of the part is to contain row materials and to absorb increased heat of convective heat, and the furnace chamber of the melting tank contains molten metal liquid. A convective heat heating control door is of a retractable structure which controls the temperatures of the row material heating zone and the melting tank. The other end of the melting tank is connected with the combustion chamber. Spacings of bottom combustion chamber furnace grates are sparse in the front and dense at the back, and the top of a feeding section is provided with a fuel expulsion guide plate to firmly compact the sparse biomass fuel pushed in. A side wall combustion oxygen supply air-line system and a furnace grate combustion oxygen supply air-line system play the role of supporting combustion. The fuel supply zone comprises a turnover box furnace grate, a fuel packing funnel and a fuel propulsion system, and a box furnace grate preheating air-line system and the combustion chamber are connected in a spliced mode to form an L-shaped bottom structure. The aluminum ingot heating and melting furnace using the biomass fuel is simple in structure, and easy to mount, debug, use, and maintain, and has good promotion value in industry.

The invention provides a method for obtaining highly expressed lipase bacterial strain and an application of the highly expressed lipase obtained by the method in biodiesel production, the method comprises the following steps: a step of raw material pretreatment comprises the processes of filtering biolipid and removing the impurities, stirring for emulsification; a step of ester interchange reaction comprises the processes of adding grease and methanol or ethanol in a reaction container according to mol ratio of 1:1-3, then adding the modified expansion Penicillium lipase and an organic solvent, sealing and mixing for reacting for 6-24 hours under the reaction condition of 20-50 DEG C, adding methanol or ethanol again during the reaction process, wherein the mol ratio of methanol or ethanol to grease added in each time is 1-3:1; and a step of biodiesel acquisition comprises the processes of separating the lipase from a reactant after the reaction is completed, performing centrifugation for layering on the reaction products, standing and separating the crude glycerine at the lower layer, distilling the upper layer liquid, and recovering the organic solvent to obtain the finished product biodiesel.