136results about How to "Improve the atmospheric environment" patented technology

The invention provides a graphene modified composite mesoporous carbon microsphere air purifying preparation. A certain amount of beta-cyclodextrin is added to thin-layered nano-SiO2 particles covering the surfaces of obtained micro-SiO2 particles, a certain quantity of obtained RGO/TiO2 nanoparticles is added simultaneously, -OH, -COOH, C-O-C and C=O oxygen-containing functional groups rich on the surface of graphene are adsorbed by and bonded with the RGO/TiO2 nanoparticles on the basis of the molecular recognition characteristic of beta-cyclodextrin, then a certain amount of CTAB (cetyltrimethylammonium bromide) surfactant is added, CTAB serving as a micelle stabilizer can stop the RGO/TiO2 nanoparticles from further hydrolysis and growth, and finally, the novel air purifying preparation adopting RGO/TiO2 supported by carbon microspheres with a mesoporous shell structure is obtained. With adoption of the scheme, the purity is high, RGO/TiO2 supported by the carbon microspheres with the mesoporous shell structure in powder is better in bonding performance, uniform in distribution and controllable in dimension at mesopores, and the air purifying preparation can be used for purifying polluted air and removing dust in a haze environment as well as photo-catalytically degrading and separating nitric oxide, sulfide or other organic pollutants in the polluted air.

The invention relates to a coating machine, in particular to a double-layer conveying coating machine, and belongs to the technical field of coating equipment. The double-layer conveying coating machine comprises a machine frame, wherein a pneumatic material pushing component is arranged at the upper part of the machine frame; a preheating baking channel is arranged at the right part of a sliding rail, and a spraying station is arranged at the left part of the sliding rail; a movable spraying component, a fixed spraying component and a self-rotating mechanism are arranged on the sliding rail in sequence from top to bottom; the fixed spraying component is used for spraying a workpiece, the movably spraying component simultaneously drives a spray gun to realize horizontal movement, vertical movement and swinging, and the self-rotating mechanism drives the workpiece to carry out self-rotation when the workpiece is sprayed. The sprayed workpiece can realize self-rotation so as to realize uniform coating everywhere, and the fixed spraying component and the movable spraying component are used for spraying the workpiece simultaneously, so that the workpiece can receive spray when rotating at the center and the outer edge of a circle, and the spraying quality is improved. The sprayed workpiece is transferred to a lower layer by a lifting component, and is dried by a drying device, so that the absorption rate of the spray is improved, the drying speed is quickened, and the production efficiency is improved.

A method and apparatus for promoting the coagulation of superfine particles generated by burning coal features that the liquid distributing pump or mixer is used to proportionally mixing water with coagulation promoting agent to obtain a solution, and the solution is atomized by air compressor and then sent to flue before electrostatic duster, where the atomized liquid drops with high adhesive activity can adhere the dust particles to coagulate them together.

The invention discloses an ecological nanometer photocatalysis completely recycled concrete. The concrete is prepared from following components in parts by weight: 360-480 parts of cement, 1000-1200 parts of loaded photocatalyst coarse aggregate, 500-600 parts of fine aggregate, 40-90 parts of supplementary cementious material, 4-10 parts of efficient water reducing agent, and 150-180 parts of water. The cement has the advantages that regenerated coarse aggregate, regenerated fine aggregate and regenerated concrete powder produced by waste concrete are used for preparing the concrete, so that full utilization of the waste concrete and zero resource waste are really realized, and the ecological environmental protection effect is obvious; the nanometer photocatalysis component is loaded in the regenerated coarse aggregate for the first time, so that the concrete can decompose vehicle exhaust and improve the atmospheric environment.

The present invention relates to improved industrial urea producing method and apparatus. The production process includes the reaction between ammonia and CO2 inside the synthesizing tower with efficient tower plates at the synthesis temperature and pressure, the reverse direction contact between the urea synthesizing solution with CO2 in the gas stripping column to separate unreacted ammonia and CO2, and the further treatment of urea synthesizing solution containing unreacted ammonia and CO2 to obtain urea. The urea product has the main technological indexes of biuret not more than 0.5 %, sulfate not more than 0.01 %, free ammonia not more than 0.015 %, water not more than 0.3 %, ammonia content 46.4 %, Fe not more than 0.005 % and granularity 1.0-2.4 mm, and is used as fertilizer widely and for production of low toxicity ureaformaldehyde resin, etc.

The invention relates to the field of stereo garage devices, in particular to a cylinder-type stereo garage. The cylinder-type stereo garage comprises a cylindrical garage shaft, an entrance gate house system arranged on a shaft mouth of the top of the garage shaft, more than two layers of annular parking layers vertically distributed along the garage shaft, a lifting rotation platform arranged at the center of the garage shaft and used for fetching vehicles and a traction mechanism for driving the lifting rotation platform to vertically lift. The cylinder-type stereo garage is reasonable in structure, stable to operate, efficient and stable and is suitable for fetching vehicles.

The invention provides an oil well casing gas collecting device. An oil pumping pipe, an oil pumping rod and a casing are arranged in an oil well, the oil pumping rod is connected onto an oil pumping unit, and the oil pumping unit pumps crude oil from the oil pumping pipe and transports the crude oil to an oil transportation pipe. The device comprises a casing connecting pipe, a one-way valve A, a boosting pump, a one-way valve B and an oil pipe connecting pipe. The boosting pump includes a connecting rod, the upper end of the connecting is fixedly connected with a pressure arm, the upper portion of the oil pumping rod is fixedly connected with a pressure button, and the pressure button is located above the pressure arm. When the boosting pump is installed, the connecting rod is parallel to the oil pumping rod, and the pressure arm is intersected with the connecting rod but is not connected with the connecting rod. When the oil pumping rod is lifted up under the driving of the oil pumping unit, casing gas drives a piston, the connecting rod and the pressure arm to move upward under the action of self pressure. When the oil pumping rod moves downward under the action of self gravity, the pressure button presses the pressure arm to drive the connecting rod and the piston to move downward, and compressed casing gas in a compression cylinder enters the oil transportation pipe. By means of the oil well casing gas collecting device, a series of problems including difficulty in traditional oil well casing gas recovering, energy waste, environment pollution, safety hazard and the like are solved. Therefore, the oil well casing gas collecting device has obvious economic benefit and environmental-protection benefit.

The invention relates to an environment-friendly water-soluble adhesive dust inhibitor and a preparation method thereof. The environment-friendly water-soluble adhesive dust inhibitor comprises the following components in percentage by weight: 0.1-2% of sodium lactate, 0.1-6% of a pregelatinized starch, 2-10% of glycerinum, 0.1-5% of an adhesive, 1-5% of urea, 0.2-2% of a polyacrylic resin, 0.1-1%of a surfactant, 0.1-3% of an emulsion, 0.02-0.5% of texanol, 0.1-2% of an environment-friendly pigment and the balance of water, and the inhibitor is finally prepared through stirring and mixing. Compared with the prior art, the inhibitor is applied to dust inhibition and the like in exposed fields such as mine tailing ponds, city exposed grounds, municipal construction, coal transportation andstorage yards, is not limited by use fields, and is capable of reducing environment pollution and reducing resource waste.

The invention provides a method for pollution-free production of molybdenum oxide, which comprises the following steps of: adding molybdenum sulfide into a sealing reactor and introducing oxygen into the reactor, and heating, so that the molybdenum sulfide reacts with the oxygen to generate molybdenum oxide and sulfur dioxide; and filtering generated high-temperature gas by a dust collector, and cooling, compressing and separating to obtain high-concentration liquid sulfur dioxide. In the method, the molybdenum oxide is produced by adopting the closed oxygen-enriched combustion technology, so the production efficiency of the product is improved, and mineral resources are saved; energy consumption is saved by utilizing heat in a chemical reaction; and the SO2 generated in the production process can be recycled to realize the resource utilization of exhaust gas and reduce atmosphere pollution, so the method has a bright application prospect.

A recycling resource and recycling energy integration device comprises a greenhouse (1) for creating the continuous rotary motion of the atmosphere and increasing the air temperature of the atmosphere, a suction pump (2) for accelerating the rotary rise force of the atmosphere, a telescopic rod (15) for coping with the change of wind force, wind vanes (16), a combination of glass and solar (21) and an electric generator (24) of the integration device. A desert storm raises gravel overturning trains and brings precipitation to the desert due to acute convection, an ocean storm raises the sea raising ships and brings a lot of rain to the mainland, so that chains of electric generator groups of the integrated device are formed within 500 square kilometers in an arid desert area, and the device is proven through a firework urban and rural desert highway test that the constructed device immediately and continuously collects and promotes rapid convection of the arid desert atmosphere, and the low air pressure produced during electric generation pulls and improves the momentum of the sea breeze moving surrounding the earth and bringing endless water to the desert for increasing precipitation in the desert, the collection amount of the water from sea breeze of mountains on the periphery of the desert and the clammy atmosphere descent amount and infiltration capacity for further enhancing the water level.

The invention provides a preparation method of an ecological fertilizer which is ecological and environment-friendly and rich in organic nutrient elements. The preparation method comprises the following steps: (1) mixing an organic substance containing a carbon element with inorganic raw materials containing nitrogen and phosphorus elements to prepare a mixed material; (2) adding composite microorganism A, uniformly stirring, wherein the water content is 50-60wt%, the microorganism A is one or a plurality of bacillus, lactobacillus, saccharomycetes and actinomycetes, the viable organism content is not less than 1billion/g; (3) biologically fermenting; (4) drying the mixed material obtained in the step (3) at low temperature; (5) adding composite microorganism B in the low-temperature dried material, stirring and mixing; (6) pelletizing the mixed material obtained in the step (5) to obtain the ecological fertilizer; and (7) packing the ecological fertilizer prepared in the step (6) and storing.

The invention relates to a method for catalytically degrading automobile tail gas based on a stone mastic asphalt (SMA) pavement, and belongs to the technical field of SMA pavements. The problems of no catalytic degradation of the automobile tail gas, poor nano-TiO2 dispersibility and poor catalytic degradation effect of existing SMA pavements are solved. Lanthanum and copper ions are adopted as adoping agent to modify TiO2, a lignin stabilizer is used as an adsorbent, a lanthanum-copper codoped modified TiO2 supported lignin stabilizer is prepared by a sol-gel technology, and the lanthanum-copper codoped modified TiO2 supported lignin stabilizer is mixed with SMA; the pavement performances and the catalytic degradation effect of main components of the tail gas are evaluated; and the pavement performances and the catalytic degradation test results of the SMA are comprehensively compared, the concentration of a lanthanum nitrate and copper sulfate solution is adjusted, and the optimumdoping amount of lanthanum and copper in TiO2 loaded on the lignin stabilizer is determined through repeated test, so the SMA is used to pave the SMA pavement with an automobile tail gas catalytic degradation function. The method can be used in the practices of the SMA pavement, and is great significance to reduce air pollution and improve the air environment quality.

The invention discloses an ecological dam protecting material capable of absorbing such pollutions as nitrogen and phosphorus in water and a preparation method of the material. The material, adhering to the core of water supply plant sludge, natural zeolite, ordinary Portland cement and plant foaming agent, modifies the water supply plant sludge and the zeolite to absorb nitrogen and phosphorus elements as well as organic substance in water, thus constructing an ecological system growth matrix environment, so as to realize self-purification function of the water; the ordinary Portland cement and the plant foaming agent, as accessories, serve as controlling honeycomb structure, water permeability, gas permeability and mechanical performance of the material, thus constructing a 'nutrient element absorption and immobilization-biological reproduction-water purification' ecological structure. The material has the advantages of being simple in proportion, low in investment, environment-friendly and efficient, and has advantages on honeycomb structure, water permeability, gas permeability, mechanical performance and the like. The material disclosed by the invention not only guarantees communication and slope protection functions among air, water and soil of river bank slope, but also can be used for improving the surrounding atmospheric environment, thus generating an excellent landscape effect.

The invention disclosesone oil smoke purification processing method, this method is output the oil smoke and deliver it into the disappear smoke cylinder which is loaded by the the disappear smoke fluid,the smoke in the disappear smoke cylinder contacts with the the disappear smoke fluid bubble,to remove the dust particle and harmful components in haze, this invention can effectively remove the harmful components in the oil smoke gas; The invention also discloses a kind of treating installment which is special-purposed to this method, this treating installment includes the absorb smoke coat, the convulsion refining equipment and the purifier exportation;the stated absorb smoke coat connects through the pipeline with the drawing fan import, the drawing fan exportation is interlinked through the pipeline with the refining equipment;the stated purification equipment contains four or four above the disappear smoke cylinder, the stated disappear smoke cylinder loads the disappear smoke fluid,the stated disappear smoke cylinder respectively meets through the pipeline head and tail biography,each in let tube of the disappear smoke cylinders extend to the inner side of the disappear smoke cylinder and disappears in the disappear smoke fluid; The invention discloses widely suitable for the kitchen oil haze, the automobile exhaust and so on abandon purification processing.

The invention provides a coal additive. The coal additive comprises an emulsifier, a dispersant, a corrosion inhibitor and a penetrant. The coal additive contains O, Mg, Al, Si, S, Ca, Ba and Mn. The coal additive has the advantages that the emulsifier, the dispersant, the corrosion inhibitor and the penetrant are used and the rare earth elements improve catalyst activity so that a traditional exterior-to-interior combustion mode is changed into an interior-exterior synchronous combustion mode and thus a coal complete-combustion degree is improved and a heat loss caused by chemical incomplete combustion and mechanical incomplete combustion of coal in a furnace is reduced; and through composite carriers having mesoporous structures, catalyst activity is improved, a hydrodesulfurization process is finished and discharge amounts of flue dust and harmful gas in exhaust gas are reduced so that coal saving and sulfur fixation are realized.

The invention belongs to coal processing, petroleum processing, and petroleum chemistry technology field and relates to oxo process high efficiency deprivation for sulfur compound in distillate oil. It oxidizes part of distillate oil under the condition of 80-150 degree centigrade and 0.1-5MPa lasting for 10-50 hours to oxidize alkyl aromatics to organic peroxide. Mixing the distillate oil containing organic peroxide and the distillate oil waiting for oxidization, send into the fixed bed reactor that is filled with load type molybdenum-phosphorous oxides catalyst granule. Under the situation of the temperature between 40-90 degree centigrade and normal pressure, using organic peroxide as oxidizing substance, the sulfur compound in distillated oil would be oxidized into sulfoxide or sulphone, which could be extracted by solution or adsorbed by solid adsorbent to realize deep de-sulfurization. The invention has broad application prospect.

The invention provides method and device for removing oxynitride in smoke by organic waste. The method comprises the following steps: spraying concentrated organic waste to a high temperature area of a boiler or a kiln hearth to be contacted and reacted with smoke, wherein the chemical oxygen demand of the organic waste is greater than 150g/L; and decomposing the organic waste into small molecular hydrocarbon which is reacted with oxynitride in smoke to generate nitrogen and water so as to remove oxynitride in smoke. The device comprises an organic waste storage tank, a slush pump, an organic waste pressure stabilizing tank, an air compressor, an air pressure stabilizing tank and a plurality of spray guns, wherein the spray guns are arranged in the high temperature area of the boiler or the kiln hearth by layers. Each spray gun is provided with a liquid connector and a gas connector. The liquid connector is sequentially connected with the organic waste pressure stabilizing tank, the slush pump and the organic waste storage tank, while the gas connector is sequentially connected with the organic waste pressure stabilizing tank and the air compressor. By means of treatment of wastes with processes of wastes against one another, the method and device provided by the invention are efficient, and the operating cost for treating waste and removing oxynitride in smoke is lowered.

The application belongs to the technical field of chemical industry production, and particularly relates to an active carbon. At present, coal tar is used in the production of the active carbon and the active coke and causes serious atmospheric pollution, and meanwhile, the human body is injured on a certain degree in the production process. The application provides the active carbon, and the active carbon comprises the following components by weight: 100-120 parts of coal, 10-35 parts of high-temperature modified asphalt, and 5-20 parts of starch. The coal, the high-temperature modified asphalt, and the starch are mixed at certain proportion, a starch coal tar substitute product is used to prepare the active carbon, the atmospheric environment is improved, the pollution is reduced, so that the preparation of the active carbon is more environmentally friendly, and meanwhile, the cost is lower.

The invention provides gasoline blending component oil for a cleaning vehicle as well as a preparation method and application thereof. The gasoline blending component oil for the cleaning vehicle is prepared from the following raw materials in parts by volume: 63-75 parts of an vehicle alcohol gasoline blending component oil, 12-24 parts of a coal chemical component oil body A, 9-15 parts of a coal chemical component oil body B and 0.6-2 parts of a non-metal additive, wherein the research octane value of the coal chemical component oil body A is 85 or above, the research octane value of the coal chemical component oil body B is 80 or above, and the non-metal additive is prepared from the following raw materials: 10-20% of cyclopentane, 30-50% of polyoxymethylene dimethyl ethers, 15-20% ofisobutanol and 20-30% of oleic acid n-butyl alcohol. The gasoline blending component oil for the cleaning vehicle can meet the technical requirements of alcohol gasoline blending component oil (VIA) for the vehicle in GB22030-2017, can be used for preparing ethanol gasoline for the vehicle and can replace 25-35% of petroleum, and therefore the atmospheric environment is improved, and the cost is low.

A mixture gas mixed with air-mixed dimethyl ether is prepared by mixing 10 to 40%vol air-mixed dimethyl ether with 60 to 90%vol other gases, wherein the air-mixed dimethyl ether is prepared by mixing 50 to 70%vol dimethyl ether with 30 to 50%vol air. The preparation method of the mixture gas comprises the following steps of: filtering the liquid dimethyl ether to remove impurities, feeding the filtered liquid dimethyl ether into a thermal-compensation vaporizer for vaporization, mixing the vaporized dimethyl ether with air at equal pressure to obtain air-mixed dimethyl ethyl, and mixing the air-mixed dimethyl ethyl with other gases at equal pressure to obtain the mixture gas. By mixing the air-mixed dimethyl ethyl, the mixture gas of the invention has effectively improved heat value and supply amount, which provides an effective path for relieving the current energy crisis condition.

The invention discloses a gas disposal device and a method for designing the same, and belongs to the technical field of air pollution control and environmental protection. The method for designing the gas disposal device includes that the gas disposal device is a gas input pipeline according to guidance which is a design idea that harmful gas CO2, SO2 and NO2 in gas is converted into organic matters by means of chemical reaction under the photosynthesis of cells of green leaves, and gas required to be disposed is inputted into an inner cavity of a gas disposal chamber; the inner cavity of the gas disposal chamber is provided with a disposal unit, the disposal unit comprises at least one vector barrier layer and a photosynthetic reaction chamber, the gas can be in contact with the cells of the green leaves in the vector barrier layers, and photosynthesis can be realized in the photosynthetic reaction chamber. Compared with the prior art, the gas disposal device and the method have the outstanding and substantial advantages that the gas disposal device and the method are novel and reliable and are free of secondary pollution, waste can be turned into wealthy, and the gas can be harmlessly treated and can be simultaneously recycled and disposed.