67results about How to "Purify exhaust gas" patented technology

The invention relates to a waste gas recovery system device of a noise elimination and air cooling static catalytic cracker of an internal-combustion engine, comprising a tail gas recycling device, atail gas recycling nozzle, a tail gas recycling connecting pipe, an engine exhaust system, an exhaust pipe, an air cooling static noise eliminator, an ozone generator, an air cooling static NOX catalyst, an exhaust flow divider, an air cooling NOX catalyst, a semiconductor refrigerator, an axial flow fan, an air cooling particle catcher and an air cooling static mixing catalyst. The waste gas recovery system device is connected with an air supplying system and an oil line system so as to form new external three systems. The invention is suitable for a plane, a steamship, a diesel engine generating set, an internal-combustion locomotive, a motorcycle, a gasoline car, a diesel car, an oil drilling diesel machine, an industrial boiler, a domestic gas cooker, and the like, has simple and convenient installation, i.e. an original system of the internal-combustion engine is taken down and replace with the new system, can save the oil by 15-30 percent without exhaust pollution, prolongs the service life of the internal-combustion engine, is a major energy-saving brainstorm project during the Eleventh Five-Year Plan and is the major breakthrough of the waste gas recovery system--the reformation of the external three-system of an engine in 21 century.

The invention provides a cleaning agent for automobile three-way catalysts, which relates to a synthetic acidic cleaning agent for exhaust-gas filters of vehicles. The invention aims to provide the cleaning agent for automobile three-way catalysts, which has the functions of improving and reactivating the three-way catalysts and can prolong the life span of the three-way catalysts. The cleaning agent for automobile three-way catalysts has the following raw materials in percentage by weight: 3 to 5 percent of trimeric sodium phosphate, 5 to 8 percent of tartaric acid, 1.5 to 2.5 percent of urotropine, 1.8 to 3.8 percent of hydrofluoric acid, 0.5 to 1.5 percent of peracetic acid, 1 to 5 percent of citric acid, and 8 to 18 percent of water. The cleaning agent is prepared by mixing and then stirring the raw materials.

The invention provides a method used for cleaning an automobile three-way catalytic converter. The method comprises the following steps that cleaning fluid is provided; the cleaning fluid is converted to cleaning steam; the cleaning steam is led into the three-way catalytic converter. According to the method, the high-temperature state of the three-way catalytic converter can be maintained, meanwhile, a good cleaning effect can be kept stably, sediment and deposited carbon on the surface of the three-way catalytic converter can be effectively removed, and bad influences on a liner of the three-way catalytic converter are avoided.

A improved automobile energy-saving and emission reduction oxygen adding optimized air-fuel ratio device mainly comprises a high-pressure oxygen storage tank, a high-pressure filter, a high-pressure electromagnetic valve, a high- pressure debooster, an electric-control pressure regulator, a gas, air and oxygen mixer, a gas input tube, an air input tube, a hybrid filter, a gas, air and oxygen matching sensor, an engine, an air-fuel ratio sensor, a tail gas vent-pipe and an automatic regulator. The invention has the advantages that peracetic combustion of a fuel is performed, and carbon monoxide and hydrocarbon fully react with the oxygen, so that the energy efficiency of the fuel oil is improved and the fuel oil is saved; the gas quickly flames, the temperature rising of the engine is fast, the gas expansion is quick, and the output power of the engine is high; the operation condition of the engine is optimized, and the operation quality and service life of the engine are improved. The tail gas is purified, and the pollution in environment is reduced. The construction is simple, the performance is reliable, the cost is low, and the manufacturing technology is simple. The device can be mounted on various traveling electric vehicles, has great economic and social benefits.

The invention discloses a novel environment-friendly pig house and a pollution-free intensive pig farming method. The novel environment-friendly pig house comprises at least one round or polyhedron-shaped pig house buildings, wherein the polyhedron has more than 5 surfaces; a hole is reserved in the centers of floors of each pig house building, floors are inclined from the outer edges to the holes from high to low, the top of each pig house building is provided with a flue gas collection and treatment device (700) communicated with the corresponding hole, and the bottom of each building is provided with a pig manure collection device corresponding to the hole. According to the farming method, feeding is conducted in the environment-friendly pig house, and a feed conveying system is adopted for feed supplying; a positive pressure ventilation system is adopted for ventilation; pig manure is swept from small rooms to the holes to drop, pig urine automatically flows into the holes and is collected by the pig manure and urine collection devices arranged at the bottoms of the buildings. The pig house is small in floor area, high in wind resisting and snow resisting function, firm, durable, free of pollution in farming process and reasonable in piglet, medium-big pig and sow arrangement.

The invention discloses a PVC co-extrusion exterior wall cladding and a preparation method thereof. The PVC co-extrusion exterior wall cladding comprises a PVC foaming layer, wherein the PVC foaming layer comprises the following components in parts by weight: 30-40 parts of PVC resin, 23.5-33.5 parts of modified montmorillonite, 15-23 parts of modified magnesium-aluminum hydrotalcite, 30-40 partsof calcium carbonate, 1.4-1.8 parts of a compound stabilizer, 1.5-1.9 parts of a plasticizer, 1.5-1.9 parts of a foaming regulator, 0.3-0.7 part of a coupling agent, 0.25 to 0.45 part of a foaming agent, 0.3 to 0.7 part of stearic acid, 0.2 to 0.4 part of polyethylene wax and 0.1 to 0.3 part of paraffin; the composite stabilizer comprises the following components: lead sulfate tribasic, methyltinmercaptide, phosphite ester, rare earth malate and an arylamine antioxidant. The PVC co-extrusion exterior wall cladding has the advantages of good thermal stability, adsorption and degradation of automobile exhaust, sound absorption and noise reduction, antistatic and dust adsorption.

The invention discloses a novel environment-friendly pregnant sow house and a feeding method. The novel environment-friendly pregnant sow house comprises at least one round pregnant sow house building, and a first channel and a second channel which are arranged in a nested mode are reserved in the middle of each pregnant sow house building in the symmetry axis direction of the sow house building, wherein the top end of the first channel located on the inner side is sealed, the bottom end of the first channel is communicated with an air outlet of an air inlet device, the bottom end of the second channel located on the outer side is communicated with a sow manure and urine collection device, and the top end of the second channel is communicated with outside air; each layer of the pregnant sow house buildings is mainly divided into an internal inner-ring sow house body, an external outer-ring sow house body and a walkway located between the inner-ring sow house body and the outer-ring sow house body from inside to outside. Accordingly, the defects of an existing farming mode are overcome from multiple aspects.

The invention discloses a device used for screening waste battery materials and a technology thereof, and belongs to the technical field of waste battery reuse. The device comprises a first sorting machine, the discharging end of the first sorting machine communicates with an eddy material scattering device and a first cyclone material gathering device through pipes, the discharging end of the eddy material scattering device sequentially communicates with a second cyclone material gathering device, a second sorting machine, a third cyclone material gathering device and a third sorting machinethrough pipes, the discharging end of the first cyclone material gathering device sequentially communicates with a spin vibration sieve, a fourth cyclone material gathering device and a material bin through pipes, the exhaust ends of the first cyclone material gathering device, the second cyclone material gathering device, the third cyclone material gathering device, the fourth cyclone material gathering device and the third sorting machine communicate with dust removal equipment through pipes, and the dust removal equipment comprises a fifth cyclone material gathering device. The device is matched with the technology, and therefore the recovering rate of copper particles, aluminum particles and black powder in the battery materials can be improved, and waste gas generated in the battery material screening process is purified.

An aqueous alcohol fuel and its production are disclosed. The fuel consists of 94~96% alcohol 70~85%, isobutyl alcohol 7.5~15%, isopropyl alcohol 5.25~10.5% and isoamyl alcohol 2.25~4.5%. The process is carried out by proportioning, delivering various raw materials into synthesizing pot, agitating at normal temperature and pressure for 20~60mins and mixing to obtain the aqueous alcohol fuel. It is simple and cheap, has various raw material, better combustion and chemical stabilities, and less environmental pollution.

The invention provides a clean gasoline additive, which comprises 80-90 parts of organic mole; 10-12 parts of succinimide; 5-6 parts of n-octanol; 10-11 parts of isopropanol; diisopropyl ether 4‑8 parts; 6‑7 parts of isooctane; 5‑6 parts of polyisobutylamine; 7‑8 parts of methyl ethyl ketone; 4‑8 parts of di-n-butyl phosphite; 6‑7 parts of polyethylene glycol ether 5-6 parts of cyclohexyl glycidyl ether; 4-8 parts of cyclohexene; 4-8 parts of isopropyl nitrate; 5-6 parts of amyl biscyclohexyl ketone; 7-8 parts of carbon twelve; 4-8 parts of ethyl hexanol; 2-6 parts of oleic acid; 5-6 parts of beeswax; 5-6 parts of oleamide; 4-8 parts of p-xylene; 4-8 parts of tetrahydrofuran; 5-6 parts of cerium naphthenate 7 parts; 3‑4 parts of acetylacetone; 5‑6 parts of glyme; 5‑6 parts of phthalimide; 6‑7 parts of polyacrylamide. The invention can reduce the pollution to the environment and reduce the generation of smog.

The invention discloses a comprehensive processing method for closed calcium carbide furnace gas and chromium slag, and belongs to the technical field of comprehensive waste utilization and environment pollution improvements. According to the method, closed calcium carbide furnace gas and chromium slag make contact and are combusted, hexavalent chromium in the chromium slag is converted into trivalent chromium, and toxicity of the chromium slag is lowered. By means of the method, poisonous and harmful gas such as phosphorus hydride, hydrogen sulfide and cyanide in the calcium carbide furnace gas can be removed, the aim of emission is achieved in a combustion manner, and the hexavalent chromium in the chromium slag is reduced into the trivalent chromium while waste gas is purified. By means of the method, the dual effects of chromium slag detoxifying and calcium carbide furnace gas toxicity lowering can be achieved at the same time, the aim of treating waste through waste and the aim of comprehensive utilization are achieved, and the comprehensive processing method belongs to industry clean production and a novel pollution treatment process technology.

The invention discloses a composite, energy-efficient and environment-friendly gasoline clearing agent. The gasoline clearing agent comprises, by weight, 60% of hydrogenated kerosene, 27.2% of 1500# aromatics solvent, 4.8% of polyether amine, 4% of Keropur 3448N, 2.4% of isocaprylic acid cerium and 1.6% of butane peroxide. The butane peroxide is 2, 2-Di (tertiary butyl peroxide) butane. The gasoline clearing agent purifies tail gas, saves oil consumption, improves power performance, reduces or eliminates carbon deposition and other sediments, plays roles of cleaning and preventing corrosion and rust, has an obvious maintenance effect on a machine, enables noise of an engine to be lowered obviously, reduces loss of components of a fuel system, and prolongs the service life of the engine.

The invention discloses an exhaust catalyzed fire barrier which comprises a fire barrier body. A filter element is arranged inside the fiber barrier and is formed by coiling stainless steel bars and in a disc shape. Each stainless steel bar comprises dentiform steel bars and plate-shaped steel bars, and the dentiform steel bars and the plate-shaped steel bars are arranged alternately after been coiled into the disc shape. Catalyst cladding layers are arranged outside the dentiform steel bars and outside the plate-shaped steel bars in a plating mode. According to the exhaust catalyzed fire barrier, a precious metal catalyst layer is arranged on the filter element in a plating mode, HC and CO are made to be oxidized and generate water steam and CO2, NOx is reduced into nitrogen and oxygen, tail gas is purified, and environment pollution is reduced.

The invention provides a round building hog house with three stages of steps. The round building hog house comprises at least one cylindrical hog house building; a channel is reserved in the middle of each hog house building in the symmetry axis direction of the hog house building; a waste gas collecting and treating device communicated with a top end outlet of the corresponding channel is arranged at the top of each hog house building, and a hog manure and urine collecting device communicated with a bottom end outlet of the corresponding channel is arranged at the bottom of each building. Floor planes in each hog house building are divided into a plurality of symmetric hog lots through lattices in the radial direction; a floor of each hog lot is provided with three stages of sequentially descending steps close to the inner side of the corresponding channel from the lateral outer side away from the corresponding channel; the outermost steps serve as hog sleeping areas; the middle steps serve as hog feeding areas; the innermost steps serve as hog excretion areas; floors of the steps are inclined from the outer side to the inner side from high to low. The innermost steps are communicated with the channels, so that excrement in the excretion areas falls into the hog manure and urine collecting device through the channels.

The invention discloses a preparation method of an integral catalyst containing potassium and zinc oxide nanorods, as well as the resulting product and application. The steps are: growing zinc oxide nanorods on an integral catalyst carrier; Potassium carbonate is supported on the integral catalyst carrier to obtain an integral catalyst. The present invention grows a uniform and regular zinc oxide nanorod structure on a monolithic catalyst carrier through in-situ growth, and then loads potassium active ingredients to form a monolithic catalyst. The catalyst can be used as a DPF to directly capture soot particles. Carry out catalytic combustion. Its preparation method is simple and easy to implement. It has low catalyst back pressure, high filtration efficiency, high soot and catalyst contact efficiency, and high catalytic soot particle combustion activity. It can realize low-temperature active regeneration of DPF and solve the problem of existing direct coating. The problems of high back pressure, low filtration efficiency and poor catalytic activity of covered catalysts have significant economic and social effects.

The invention provides a methanol gasoline additive. The methanol gasoline additive comprises, by weight, 20-33 parts of 2,6-di-tert-butyl-p-cresol, 30-35 parts of fatty ether, 5-6 parts of n-octanol,10-11 parts of isopropanol, 12-17 parts of methyl isobutyrate, 6-7 parts of isooctane, 5-6 parts of polyisobutylene amine, 7-8 parts of methyl ethyl ketone, 4-8 parts of di-n-butyl phosphite, 6-7 parts of hexamethylenetetramine, 5-6 parts of cyclohexyl glycidyl ether, 4-8 parts of cyclohexene, 4-8 parts of isopropyl nitrate, 5-6 parts of 4-pentyldicyclohexylanone, 7-8 parts of fatty acid ethyl ester, 4-8 parts of 2-ethylhexanol, 2-6 parts of oleic acid, 5-6 parts of beeswax, 5-6 parts of oleamide, 4-8 parts of p-xylene, 4-8 parts of tetrahydrofuran, 5-7 parts of cerium naphthenate and 4-9 parts of acetylacetone. The methanol gasoline additive can reduce the pollution to the environment and reduce the smoke generation.

An energy-saving power type diesel cleaning agent and a preparing method thereof are disclosed. The cleaning agent includes a combustion improver, a clearing agent, a lubricant, a corrosion remover, asterilizing agent, an anti-rust agent and an antioxidant. The cleaning agent promotes sufficient combustion of diesel, and 12.5% or more of diesel can be saved. Black smoke and particular emission ofdiesel vehicles are reduced, the exhaust gas is purified and emission of PM2.5 is reduced by 98%. Engine carbon deposition and dirt of an oil supplying system are effectively removed, and the carbondeposition in a cylinder is reduced by 97%. Engine power is improved, noise is reduced by 3-5 decibels, and driving is more light-footed obviously. The cleaning agent lubricates a cylinder and reducesvehicle abrasion and corrosion caused by fuel so that the cleaning agent has a maintaining function. The cleaning agent improves cold start performance of diesel vehicles, and makes preheating time short and starting rapid after the cleaning agent is added in winter.

The integral greening method for overpass includes the following steps: setting up mobile greening channel along the run of overpass at safety running space of two sides of overpass surface on the upper portion of overpass, and between greening channel and overpass surface there is a space; setting up greening groove on the ground surface of two sides of approach bridge; setting up greening channel around upright column under the overpass and planting isolating plants so as to implement said invented integral greening work of overpass, and possess the advantages of cleaning air and reducing noise, etc..

The invention provides an energy-saving and environment-friendly gasoline additive with a maintenance function and a preparation method thereof. Ethanol is taken as a main raw material, and benzyl alcohol, butanol and n-caprylic alcohol are taken as auxiliary raw materials. Due to addition of propylene glycol tert-butyl methyl ether, fatty acid amide polyoxyethylene ether and cyclohexyl glycidyl ester ether, the distillation range temperature of gasoline is reduced, the combustion performance is improved, the driveability index of an automobile is increased, and environment pollution is reduced; secondarily, through a synergistic effect of isopropyl nitrite and 4-pentyldicyclohexylanone, the fuel saving ratio is increased, energy is saved, and coking of carbon deposit is reduced; then, a cerium-source catalyst generates particles in the combustion process, the particles are dispersed in a cylinder and an exhaust system, incomplete combustion hydrocarbons can be catalytically oxidized and have a synergistic effect with diethylenetriamine and 4-pentyldicyclohexylanone, and generation of carbon-containing deposits and exhausting of waste gas are effectively reduced. Therefore, the prepared energy-saving and environment-friendly gasoline additive with the maintenance function can increase the octane value of the automobile and purify tail gas.

The invention discloses an environment-friendly grain drying system. The environment-friendly grain drying system includes a main body of a grain dryer and a tail gas treatment device. The tail gas treatment device includes: a shell, and the shell and the main body are connected through a vent; The inside of the casing is provided with a baffle to face the vent, and the top of the baffle is provided with a dust collection plate; the top of the casing is provided with an exhaust device; wherein, the baffle includes a plurality of V-shaped units, and the plurality of V-shaped units are arranged along the Continuous extension in the straight line direction. The environmentally friendly grain drying system can effectively purify the exhaust gas of the grain dryer.

The invention provides a regeneration filter device for fine particles. The device is characterized in that a filter device body includes at least two layers of filter boxes; multiple clamping ports with the same gaps are formed in the upper ends of two opposite side walls of the filter boxes; filter modules are matched with holding spaces divided in the filter boxes, and are fixedly clamped in the filter boxes through the clamping ports; metal fiber felts for filtering are arranged in the filter modules in a triangular array form; absorption heat conducting layers are arranged between every two layers of filter boxes, and are carbon fiber felts; and the absorption heat conducting layers are connected with external heating equipment. The filter device has multiple layers of filter boxes; the layer number can be set according to actual demands to satisfy the filter demands under various conditions; in addition, large particles in tail gas can be effectively absorbed according to an arranging form of the metal fiber felts; one part of gasifiable impurities are decomposed through a heating mode to prevent blockage of filter holes; and the filter device has such advantages as simple structure and high practicability.

One kind of three-effect catalyst for the purification of tail gas of vehicle consists of active component and carrier, the active component is selected from Ce, Zr and Pd and the carrier is foamed conducting ceramic with loaded gammma-Al2O3, silicon carbide and silica. Electrically heated foamed ceramic carrier is adhered to gamma-Al2O3 powder by using hydrolytic ethyl silicate liquid and catalyst is loaded to the electrically heated foamed ceramic carrier. The present invention has the advantages of simple technological process, being suitable for industrial production, low cost and wide application range.

The invention discloses a static magnetic mixer and an oil and gas hybrid system device for the oil supply of an internal combustion engine, which consists of a single-mixing device, a multi-mixing device, a strong-magnetic single-mixing device, a strong-magnetic multi-mixing device, an air-cooled mixing device, an air-cooled radiator, a fluid mixer, a hot water cycler, an infrared heater, an electromagnetic heater, a temperature controlled converter, a magnetic flexible rubber hose, an air-cooled water magnetizer, a magnetic oil feeder, an oxygen interface pipe, a gas liquid interface pipe and a fluid mixer. The static magnetic mixer and the oil and gas hybrid system device for the oil supply of the internal combustion engine can allow all of the fluids (gas and gas, the gas and liquid, the liquid and liquid) passing through the static magnetic mixer to achieve a most sufficient strong magnetic mixing effect instantly such that the fluids can contact with the oxygen molecules sufficiently to combust sufficiently, thereby improving the combustion rate of the oil and achieving the aims of power increase, oil conservation and reduction of exhaust pollution; meanwhile, scale formationnever exits in a water tank to improve the output power of an engine, save 15 percent to 30 percent to 70 percent of the oil for varieties of internal combustion engines and reduce tail gas pollutionof the internal combustion engines, so the static magnetic mixer and the oil and gas hybrid system device for the oil supply of the internal combustion engine is the only method for saving energy andradically protecting the living environment of people.

The invention discloses a water phase change catalyst and a preparation method thereof. The water phase change catalyst comprises 0.1-1 part by weight of sodium methylate, 10-20 parts by weight of higher aliphatic alcohol, 2-12 parts by weight of laurinol, 0.05-1.5 parts by weight of glycerol palm kernel fatty acid ester, 0.1-2 parts by weight of ursolic acid glycerol, 0.3-4 parts by weight of beta-galactosidase, 0.02-1 part by weight of ethanol dehydrogenase, 0.03-0.8 part by weight of oxypolygelatin, 0.1-1 part by weight of deoxynucleotide, 6-20 parts by weight of beta-cyclodextrin, 0.3-5 parts by weight of 2-deoxy-D-ribose, 2-12 parts by weight of alpha-D-glucose pentaacetate, 20-60 parts by weight of ethylene glycol and 8-40 parts by weight of distilled water. The water phase change catalyst disclosed by the invention can effectively purify automobile tail gas, greatly reduce the emissions of carbon monoxides, hydrocarbon compounds, nitrogen oxides and the like and play a key rolein reducing haze.

The invention relates to a kitchen waste hydrolyzing treatment method. Devices used in the method comprise hydrolyzing high-pressure tank components, waste water treatment components and screening components. The method comprises the steps of material dry air stirring, periodic high-pressure hydrolyzing, drying treating, waste water discharging and treating, material screening and the like. According to the kitchen waste hydrolyzing treatment method, by means of the arrangements of the above devices and steps, kitchen waste efficient separation treatment is realized.

Clean environmental-protective diesel for vehicle and its production are disclosed. The diesel consist of diesel 75~85%, fatty acid methyl ester 12~22% and aqueous alcohol fuel 2~3%. The process is carried out by proportioning, delivering various raw materials into synthesizing pot, agitating at normal temperature and pressure for 20~60mins and mixing to obtain the clean environmental-protective diesel. It is cheap and simple, has better combustion performance and fluidity and less environmental pollution.

The invention provides an industrial rubbish incinerator. The industrial rubbish incinerator comprises a furnace body, a cinder dust outlet, a furnace pipe, sloping panels, a feeding inlet, a hollow slab, a plurality of tapered tubes, an air blower, a smoke outlet pipeline, a smog treating pond, a smoke outlet, a blow-off pipe, a valve, earth-rock, a plurality of through holes and a plurality of tapered holes. The smog treating pond is arranged on the outer wall of one side of the furnace body. The smoke outlet is formed in the top of the smog treating pond. The blow-off pipe is arranged at the bottom end of the smog treating pond. The valve is arranged on the blow-off pipe. The through holes are formed in the positions, where the tapered tubes are unavailable, of the hollow slab. The tapered holes are formed in the corresponding tapered tubes. A high temperature resistance thermal baffle is installed in a furnace pipe layer. The sloping panels are installed on the furnace pipe in an upward tilted mode. The feeding inlet is provided with a furnace cover. The hollow slab is provided with the multiple through holes and the tapered tubes. The tapered tubes are provided with the multiple tapered holes. The industrial rubbish incinerator is low in energy dissipation, abundant in oxygen supply, sufficient in burning, capable of purifying tail gas and reducing pollution, and suitable for being applied and popularized.

The invention discloses an automobile exhaust purification treatment device comprising an automobile exhaust pipe; an air valve II is mounted in the automobile exhaust pipe; the side of the automobile exhaust pipe is connected with an exhaust collecting pipe; the exhaust collecting pipe is connected with an air inlet of an air pump; an air outlet of the air pump is connected with an air inlet of an air collecting tank; a barometric sensor I is mounted in the air collecting tank; an air outlet of the air collecting tank is connected with an exhaust control device; an air outlet of the exhaust control device is connected with the bottom of an exhaust purifying tank; immobilized microorganism plates are uniformly arranged from bottom to top in the exhaust purifying tank and are connected with the periphery of the exhaust purifying tank in a sealing way; and the top of the exhaust purifying tank is provided with a barometric sensor II and is connected with an exhaust pipe on which an air valve I is mounted. According to the automobile exhaust purifying treatment device, automobile exhausts are treated by using chemoautotrophic carbon sequestration microorganisms, so that the emissions of carbon dioxide and sulfur dioxide are reduced.