134results about How to "No carbon deposit" patented technology

The invention relates to a low-flow, high-mixing ratio and stepless regulation gas-liquid mixing gas generator, which comprises a round mixing channel, a spray head, an igniter and a body part. The spray head is arranged between the round mixing channel and the body part, and the opening of the spray head faces the body part; the igniter is arranged in the body part; and the round mixing channel comprises a fuel channel communicated with a fuel joint, a main air channel communicated with a main air joint, and an auxiliary air channel communicated with an auxiliary air joint. The technical problem that defects exist in the prior art is solved. The gas-liquid mixing gas generator can be reliably operated and realizes large-scale stable and high-efficiency combustion and stepless regulation.

The invention discloses alcohol-based fuel oil which consists of the following components in part by weight: 70 to 75 parts of methanol, 4 to 6 parts of dimethylbenzene, 4 to 6 parts of No.200 solvent oil, 4 to 6 parts of paraffin oil, 4 to 6 parts of glycerol and 5 to 10 parts of water. Flame generated in the burning process of the alcohol-based fuel oil disclosed by the invention is stronger than that generated in the burning process of diesel oil and liquefied petroleum gas; the alcohol-based fuel oil is more completely and more sufficiently burnt; tail gas generated in the burning process of the alcohol-based fuel oil is cleaner and has no odor; and the alcohol-based fuel oil has the advantages of stable performance, high thermal efficiency, economy, safety and no pollution.

The invention discloses a preparation method and the application of a catalytic material for transition metal carbides, belonging to the preparation technical field of the catalytic material. The invention is characterized in that in the method, carbon material, oxide or molecular sieve, and the like, are used as vectors and transition metal compounds are used as precursors. The vectors and the transition metal precursors are mixed by dipping or mechanical method and a microwave-assisted chemical sedimentation method is adopted to prepare the catalyst for loaded transition metal carbides. The weight percentage of loading of the transition metal compounds is 1-200 percent. Particles of the catalyst for the loaded transition metal carbides are highly uniformly distributed on the surface of the vectors. And the catalyst can be applied to a plurality of reactions of electrocatalysis oxidation of methanol, hydrazine decomposition, acetonitrile hydrogenation, etc. The preparation method and the application have the beneficial effects of simple preparation process and easy operation. And the obtained catalytic material shows high activity in the electrode reaction and a plurality of catalytic reactions of fuel cells.

The invention discloses an alcohol-based fuel combustion improver and an alcohol-based fuel. The alcohol-based fuel combustion improver consists of 4.9-93 parts by weight of co-solvent, 4.9-93 parts by weight of bio-oil, 0.1-0.3 part by weight of smoke suppression combustion improver and 1.0-3.0 parts by weight of combustion improver; and the alcohol-based fuel is formed by mixing and stirring 80-99 parts by weight of methanol and 1-20 parts by weight of alcohol-based fuel combustion improver. By adopting the combustion improver disclosed by the invention, the prepared alcohol-based fuel is a novel biological environment-friendly alcohol-based fuel, the calorific value is as high as 6,000-10,000 calories/g, and the combustion performance is good; and moreover, the alcohol-based fuel has high flash point and low volatility, and potential safety hazards in the prior art are eliminated. The alcohol-based fuel disclosed by the invention also has the characteristics of being safe and environment-friendly, reproducible, clean and sanitary, convenient to use, cheap and the like.

The co-solvent composition for compounding methanol gasoline consists of methyl tert-amyl ether 0-61 weight portions, dimethyl carbonate 0-52 weight portions, methyl tert-butyl ether 0-47 weight portions, allcyl polyoxyethylene ether 0.1-10 weight portions, isopropyl ether 0-10 weight portions, ethyl ether 0-30 wt%, tert-butanol 0-45 weight portions, iso-butanol 0-25 weight portions, isopropanol 0-15 weight portions, antioxidant í‹501íŒ 0-8 weight portions, xylene 0-20 weight portions, urotropin 0-7 weight portions, butanone 0-36 weight portions and acetone 0-20 weight portions. It is added while compounding methanol gasoline to raise the intersolubility between methanol and gasoline and raise the relevant physical and chemical performances of methanol gasoline.

The invention discloses an emulsion diesel additive and emulsion diesel and making method, wherein the emulsion diesel additive is composed of anti-oxidant, metal passivator and cetane number modifier; the emulsion diesel contains 30-100g water, 3-40g lipophilic emulsifier, 0. 5-20g hydrophilic emulsifier and 0. 1-10g emulsion diesel additive. The invention is compatible with emulsion diesel with high stable, which can be reserved for a long time.

The invention discloses a high-cleanness environment-friendly liquid domestic fuel which has the following composition formula: 40-70% of methanol, 20-40% of dimethyl ether, 9-17% of esterified vegetable oil, 0.8-2% of heat value enhancer, 0.1-0.5% of smoke abatement energy-saving agent, and 0.1-0.5% of flavor regulator, wherein the esterified vegetable oil takes vegetable oil food feed as a raw material, acid oil therein is extracted and then rapidly hydrolyzed at normal pressure to prepare mixed fatty acid, and the product is obtained by esterifying, distilling and re-esterifying the fatty acid. The fuel of the invention has the advantages of rapid ignition, stable flame, complete combustion, no smoke, no toxicity, no carbon deposit, no black pan bottom and no residue in combustion, high heat value, safe usage, simple preparation process, safe operation, low production cost and the like, solves the problem of dependence on oil resources of the domestic fuel and the problems of resource waste and environment pollution caused by wastes such as the vegetable oil foot feed and the like, and has remarkable market benefit and economic benefit.

The invention discloses a high-energy alcohol-based liquid fuel, and belongs to the technical field of clean energy. The high-energy alcohol-based liquid fuel comprises an alcohol-based liquid as a main burning agent, a combustion improver, and a dispersant; the alcohol-based liquid is methanol; the combustion improver is liquefied petroleum gas and acetone; and the dispersant is ethanol. The high-energy alcohol-based liquid fuel also comprises an oxygenation agent potassium permanganate or hydrogen peroxide, a stabilizing agent glycerin, a catalyst ferrocene (de-iron) or a higher fatty acid polyoxyethylene ester, and a cosolvent isobutanol. The beneficial effects are that: combustion is more complete; combustion efficiency is higher; toxic gas is not easily generated; no black smoke is generated; adding of the stabilizing agent is capable of increasing fuel combustion stability, and increasing calorific value greatly; adding of catalyst ferrocene (de-iron) is capable of improving fuelignitability, realizing full combustion, increasing calorific value, and avoiding air pollution; doping of a smoke suppressor, a corrosion inhibitor, and a smell removing agent is capable of avoidingfuel residual liquid, avoiding generation of flue dust, smell, and carbon deposit, and storage time is long.

The invention provides a mixed rare-earth modified methane steam reformed nickel-based catalyst and a preparation method thereof. According to the mixed rare-earth modified methane steam reformed nickel-based catalyst, nickel nitrate and the like are used as precursors and are directly immersed and loaded on spherical aluminum oxide modified by mixed rare earth. The mixed rare earth is obtained by mixing two selected from lanthanum-cerium, lanthanum-yttrium, lanthanum-praseodymium, lanthanum-samarium and the like, wherein the loading weight of nickel in the catalyst is 5-30% of the weight of the catalyst and the loading weight of the mixed rare earth is 0.5-10% of the weight of the catalyst; the ratio of the mixed rare earth is 7/3-3/7. With the adoption of the mixed rare earth, the separation cost of the rare earth can be greatly reduced; the preparation method of the catalyst is simple; the catalyst has the good catalytic activity and stability on reforming methane steam in a fixed bed.

The invention discloses a screw-compression piston-pressurization air-cooled integrated air compressor. According to the technical scheme of the screw-compression piston-pressurization air-cooled integrated air compressor, the screw-compression piston-pressurization air-cooled integrated air compressor is characterized by comprising an air filter, a screw compression air cylinder, a first oil-air separator, a first cooler, a dual air-liquid separator, a piston compression air cylinder, a second cooler, a first driving mechanism, a second driving mechanism and a cooling fan, wherein an air inlet end of the screw compression air cylinder is connected with an air exhaust end of the air filter; an air inlet end of the first oil-air separator is connected with an air exhaust end of the screw compression air cylinder; an air inlet end of the first cooler is connected with an air exhaust end of the first oil-air separator; an air inlet end of the dual air-liquid separator is connected with an air exhaust end of the first cooler; an air inlet end of the piston compression air cylinder is connected with an air exhaust end of the dual air-liquid separator; an air inlet end of the second cooler is connected with an air exhaust end of the piston compression air cylinder; the first driving mechanism is used for driving the screw compression air cylinder to carry out air primary compression; the second driving mechanism is used for driving the piston compression air cylinder to carry out air pressurization compression; the cooling fan is used for carrying out air-cooled heat radiation on the first cooler and the second cooler in sequence.

The invention discloses methanol petrol for vehicles, and belongs to the field of fuel. The methanol petrol is prepared from the following raw materials in parts by weight: 65-85 parts of methanol, 5-12 parts of petrol, 0.8-1.5 parts of paraffin oil, 2-6 parts of glycerine, 1-5 parts of acetone, 1-5 parts of acidamide, 0.8-3 parts of tertiary butyl acetate, 1-4 parts of dimethyl phthalate dibutyl, 0.5-1.5 parts of glyceryl monostearate, 1-5 parts of ethybenzene, 1-4 parts of tert-butyl alcohol, and 0.2-0.5 part of iron chloride. The oxygen content of the methanol in the methanol petrol for the vehicles is high, the methanol petrol is sufficiently combusted, black smoke is not generated, carbon deposits are not generated, the bottom of a pan is not sooted, raffinate and residues are not generated, the exhaust emission amount after the combustion of the methanol petrol is low, the methanol petrol is clean and environment-friendly, the product performance is stable, the calorific value is high, the cost is low, the methanol petrol is safe and reliable, an engine does not need to be modified, the methanol petrol can directly replace petrol, and the methanol petrol has a broad application scope.

The invention discloses a zirconium-aluminum composite oxide-loaded nickel-base methanation catalyst and a preparation method thereof, which solve the problems in the prior art such as the high temperature sintering deactivation of the methanation catalyst and the deactivation of carbon deposition. The catalyst comprises a catalyst carrier and an active component and an additive loaded on the catalyst carrier; the carrier comprises Al2O3 and ZrO2, raw materials of the carrier also comprise bore-forming agent carbon black, and the carbon black is volatilized by virtue of high temperature calcining in the preparation process of the carrier; the active component is nickel nitrate; and the additive is selected from one or two of salts of zirconium, lanthanum, cerium and samarium. According to the catalyst, after the carrier is prepared, the additive and the active component are simultaneously loaded. The catalyst is large in specific surface area, high in strength, good in activity, good in stability, excellent in carbon resistance, simple in preparation method and low in cost.

The invention discloses a novel environment-friendly and clean biological alcohol-oil fuel and a preparation method thereof. The novel environment-friendly and clean biological alcohol-oil fuel is prepared from the following raw materials by mass percent: 78 to 90% of methanol, 8 to 20% of water, 0.058 to 0.178% of silver powder, 0.058 to 0.178% of red phosphorus powder, 0.058 to 0.178% of ethyl acetate, 0.024 to 0.144% of strontium carbonate, 0.058 to 0.178% of acetone, 0.179 to 0.479% of technical glycerine, 0.058 to 0.178% of ferrocene, 0.058 to 0.178% of nitromethane, 0.179 to 0.479% of absolute ethyl alcohol; the sum of the raw materials in mass percent reaches 100%. The preparation method comprises the following steps: adding the silver powder, the red phosphorus powder and ethyl acetate to a vessel and agitating for 5 to 10 minutes at normal temperature; adding strontium carbonate, acetone, technical glycerine and ferrocene to the vessel; continuously agitating for 5 to 10 minutes, wherein hot gas is produced at the same time; adding absolute ethyl alcohol and partial water; then adding methanol and the rest water to obtain the novel environment-friendly and clean biological alcohol-oil fuel. The novel environment-friendly and clean biological alcohol-oil fuel has the advantages of being high in calorific value, sufficient in combustion, free from black smoke, carbon deposit and residue, low in exhaust emission specific flow after combustion, in capable of blackening the bottom of a pot, and the like.

The invention discloses environment-friendly biology liquid fuel and a preparation method of the environment-friendly biology liquid fuel. The environment-friendly biology liquid fuel is composed of, by weight, 55% to 75% of animal and vegetable oil, 15% to 20% of carbon 5, 10% to 12% of methylal, 5% to 10% of fatty acid methyl ester, 0.5% to 3.0% of triethylamine, 0.1% to 2.0% of smell masking agents and 0.05% to 1.5% of hydrazine. The preparation method of the environment-friendly biology liquid fuel includes the steps of firstly, taking the animal and vegetable oil, the methylal and the fatty acid methyl ester according to the mass ratio and fully mixing the animal and vegetable oil, the methylal and the fatty acid methyl ester; secondly, weighing the carbon 5 and the hydrazine according to the mass ratio and fully mixing the carbon 5 with the hydrazine; thirdly, mixing the mixed liquor obtained in the first step with the mixed liquor obtained in the second step; fourthly, sequentially adding the triethylamine and the smell masking agents according to the mass ratio and completing the preparation after the mixture is fully stirred and mixed. The key indicators of the product are up to the national standard for light diesel oil, and therefore the environment-friendly biology liquid fuel can not only be used as boiler fuel, but also be used as power fuel.

The invention relates to a biological alcohol oil, which belongs to a fuel, in particle to a biological alcohol oil having low cost, environmental protection, safety and high heat value. The biological alcohol oil of the invention is prepared from 80%-85% of methyl alcohol, 5% of emulsifying agent and 10%-15% of water at normal temperature and under normal pressure. Compared with diesel oil and liquefied gas, the biological alcohol oil of the invention can be used more safely, is environment-friendly and clean, can not generate smoke and odor during combustion, does not have toxicity, harm and pressure, can not explode, does not have naked flame, can not be lighted easily and has high heat value, thus being an ideal environment-friendly fuel.

The invention discloses fuel with high cleanness, belonging to clean fuels. The clean fuel with stable quality is produced in order to solve the problem of comprehensive utilization of C4 and C5 fractions and crude aromatics in the plants and simplify the complex process of blending fuel. The clean fuel has simple production method and low production cost and digests the by-products in the plants. The fuel with high cleanness is prepared by blending methanol etherified solution, aromatics, C4-5 olefins and C4-5 alkanes. The fuel has the advantages of good inflammability, high octane number, good antiknock performance and the like, avoids air pollution caused by addition of tetraethyl lead, is the alternative fuel searched by the insiders and is a new generation fuel. The hydrocarbon, carbon monoxide and nitric oxides in the automobile exhausts are greatly reduced. The automobiles adopting the fuel can keep the engine fuel systems clean, do not produce carbon deposit and are free of mechanical wear, thus prolonging the service lives of the automobiles. The gasoline has high degree of atomization and realizes full combustion of the gas mixture, thus maximizing the power. The automobiles adopting the fuel are easy to start, have steady rotate speeds and have good acceleration performances.

A system for continuously preparing the CVD diamond film in batches features that the substrate storage is installed to surround the substrate bench, the pull rod in a telescopic rod connected to manipulator has one end screwed to the executing unit of manipulator and another end with a handwheel, and a flexible metal pipe has one end connected to the casing around a conic hole in sealed mode and another end connected to said telescopic rod in sealed mode.

The invention discloses a rotor fluid mechanical transfiguration mechanism which comprises a working cylinder (housing) with fluid inlets and fluid outlets, and a rotating shaft, wherein an olive-shaped stator, olive-shaped rotors and a planetary gear train transmission mechanism are equipped in the working cylinder; the olive-shaped rotors are equipped on planetary gears of the planetary gear train transmission mechanism; a centre sun gear fixed on the planetary gear train transmission mechanism is meshed with inertia gears; the inertia gears are meshed with the planetary gears; the centre vertical axes of olive-shaped cross sections of the olive-shaped rotors keep perpendicular to those of the olive-shaped cross section of the olive-shaped stator all along; beads and arc surfaces of the olive-shaped rotors, inner periphery curved surface wall of a housing chamber and the arc surfaces and beads of the olive-shaped stator are in mutual alternating contact and slide fit correspondingly; plane end surfaces on the two sides of the olive-shaped rotors and the inner side plane wall surface of the housing are mutually contacted and in dynamic seal slide fit. The transmission mechanism further reduces the pressure fluctuation and vibration, the energy loss and abrasion are relatively small, solid pollutants accumulated in the chamber can be automatically cleared, and the processing and manufacturing cost is relatively low.

The invention provides a gasoline detergent. The gasoline detergent is prepared from aliphatic alcohols, aliphatic carboxylates, solvent oil, dimethyl carbonate, aliphatic nitrogen-containing compounds, peroxides and anti-corrosion and anti-dissolution compounds. The gasoline detergent can supply enough oxygen and enough micro detonating agents; synchronous full combustion of gasoline and the gasoline detergent is accelerated; the combustion is stable; the heating value is high; the generation of poisonous and harmful gas is reduced; components of tail gas are changed; the detergency of the gasoline is improved; the environment friendliness is improved; original deposited carbon is effectively removed; when the gasoline is continuously used, the deposited carbon is not generated; is effectively saved, and the pollution of automobile tail gas to the air is effectively reduced, so that the blue sky is protected; acid rain and haze are reduced; green mountains and rivers are indirectly protected; the gasoline detergent has the effects of saving energy, protecting environment and reducing emission, also has good environmental protection benefits and social benefits, and is used as green new energy which is urgently needed by people.