40results about How to "Avoid smog" patented technology

The invention discloses a high-sulfur-capacity low-cost desulfurizing agent and a preparation method thereof.The desulfurizing agent comprises the following materials according to parts by weight: 50-95 parts of iron oxide hydroxide, 1-48 parts of an inorganic binding agent and 1-50 parts of an aid, wherein the inorganic binding agent is calcium sulfate and its hydrate and / or alkaline-earth metal hydroxide, and the aid is pulverized coal ash and / or volcanic ash.The preparation method of the desulfurizing agent comprises the following steps: 1), mixing well the iron oxide hydroxide, the inorganic binding agent and the aid to obtain a mixture; 2), adding water to the mixture, and mixing well to obtain strip material to be extruded; 3), extruding the strip material to be extruded to obtain strip material; 4), naturally drying or baking the strip material to obtain the desulfurizing agent.The desulfurizing agent is low in cost and high in sulfur capacity, is high in strength and good in water resistance, is free of argillation and caking during usage and has good environmental and economic benefits.

The invention relates to a temperature difference energy chemical battery. Two groups of plate electrodes are respectively immersed in pools with salt bridge connection filled with a lioh electrolyte, when the temperature of electrolyte in two pools are different, the temperature difference is generated between two plate electrodes, so that thermoelectric effect is generated, and electric energy is emitted. At the same time, H2 and O2 are generated at two electrodes, and can be used for regenerating of a hydrogen cell. If a salt solution is taken as the electrolyte, NaOH, H2, O2 and CL2 can be obtained, NaOH is a chemical product with wide purpose, and can absorb harmful gas such as CO2, SO2 generated by fire coal power plant for carbon capture, a byproduct Na2CO3 is obtained, and the electrolyte can be used for electrolyzing certain metal salting liquid for extracting the corresponding metal. The chemical battery has wide utilization resource for temperature difference energy, which comprises sea temperature difference energy, thermal power plant waste heat and crops straw burned biomass energy. The chemical battery can replace thermal power plant machine set, and is suitable for large scope, especially coastal and South China sea reef regions.

The invention belongs to the field of PI nanofiber film preparation, and particularly relates to a PI& graphene oxide composite nanofiber film preparation method. The method includes: a step a, preparation of a PI spinning solution: dissolving PI and a surfactant in the same organic solvent, adjusting the pH of the PI solution to be acidic, adding the surfactant solution into the PI solution, performing reaction at the temperature of 80-100 DEG C for 0.5-1.5 hours to acquire the PI spinning solution; a step b, preparation of small lamellar graphene oxide: using nano-graphite as a raw material, performing gradual oxidization through concentrated sulfuric acid, fuming nitric acid and potassium permanganate, and acquiring a graphene oxide dispersion liquid through centrifugation and washing; a step c, preparation of a composite spinning solution: mixing products acquired from the step a and the step b to acquire the composite spinning solution; a step d, acquisition of the composite nanofiber film through spinning. The prepared nanofiber film is fine in diameter, is small in hole, is excellent in tensile strength, has better filtering performance than the conventional nonwoven fabric filter films, and can effectively prevent suction of PM 2.5.

The invention provides vehicle tail gas centralized treatment complete equipment and method. The complete equipment comprises a vehicle smoke exhaust port connection lock throat, a telescopic adjusting device, a telescopic hose, a soft connector, a tail gas outlet sensor, a control box, a road gas suction opening sensor, a road PM2.5 and tail gas standard exceeding sensor, a road gas suction opening, a gas suction and drainage dual-purpose pipe, a tail gas concentration sensor, a tail gas treatment and purification device, a draught fan, an exhaust detection sensor and a PLC box. The invention further provides the vehicle tail gas centralized treatment method. By means of the complete equipment and method, high hazards, caused by vehicle tail gas to the nature, especially vehicle tail gas harm generated by bustling metropolis super-large-scale traffic jams, which are the root of haze can be solved.

The invention discloses an open-type spontaneously generating negative oxygen ion multifunctional water permeable brick. The open-type spontaneously generating negative oxygen ion multifunctional water permeable brick comprises a surface material layer and a bottom material layer, wherein the surface material layer comprises the following components in percentages by weight: 90-93% of wall floor tile waste particles A, and 7-10% of composite water soluble body A; the bottom material layer comprises the following components in percentages by weight: 90-93% of wall floor tile waste particles B,7-10% of composite water soluble body B; and the water absorption rate of the wall floor tile waste particles A and the wall floor tile waste particles B is less than 3%. According to the open-type spontaneously generating negative oxygen ion multifunctional permeable brick, rainwater can timely infiltrate into ground, and negative oxygen ions can be efficiently generated, so that air quality is improved, and smog pollution is reduced; and the brick deodorizes water body, reduces acidified rainwater, and has a sterilization function.

The invention discloses a door and window ventilation mullion. The door and window ventilation mullion comprises a ventilation mullion main body, wherein a reinforced lining is arranged in the ventilation mullion main body; an air inlet cavity, a first middle cavity, a second middle cavity, an air filtering material cavity, a first ventilation grid, a second ventilation grid and a third ventilation grid are arranged in the ventilation mullion main body; an outdoor air outlet is formed in the outer side of the air inlet cavity; a vertical rainproof louver is arranged in the air inlet cavity; sound-insulating cotton is arranged in the first middle cavity; a sliding grid sealing plate is arranged in the second middle cavity; a control switch is arranged in the air filtering material cavity; an indoor decorative cover is arranged on the outer side of the air filtering material cavity; an indoor air inlet is formed in the indoor decorative cover; an air filtering material is arranged on the inner side of the indoor air inlet; and a glass stop block and a glass stop are arranged on the two outer sides of the ventilation mullion main body respectively. The door and window ventilation mullion serving as a ventilation mullion is applied to doors and windows, can achieve the bearing, reinforcing, grid dividing and decorative effects of the door and window mullion, and also can realize micro-ventilation, fog and haze resistant, rainwater-proof, anti-mosquito and noise-reducing functions.

The invention relates to the technical field of waste gas treatment equipment and discloses an energy-saving and environment-friendly waste gas purifying device and an operation method thereof. The waste gas purifying device comprises a filtering tank, wherein support legs are fixedly mounted at the bottom of the filtering tank, an air inlet pipe is fixedly communicated to the top of the filteringtank, a partition board is fixedly mounted in an inner cavity of the filtering tank, an air guiding pipe is fixedly communicated to the bottom of the partition board, a filtering tank is fixedly mounted in an inner cavity of the filtering tank, and an activated carbon layer is fixedly mounted in the filtering tank. According to the energy-saving and environment-friendly waste gas purifying deviceand the operation method, waste gas is guided into the filtering tank through the air inlet pipe, smoke particles and foul smell in the waste gas can be adequately absorbed by the activated carbon layer through the cooperation of the air guiding pipe and the activated carbon layer, so that waste gas treatment equipment is greatly simplified, the purification cost is saved, the problem of haze caused by directly exhausting the smoke particles into atmosphere is avoided, and the environmental protection function of the device is added.

The invention provides a material drying system. The material drying system comprises a drying part and an exhaust treatment part, wherein the exhaust treatment part comprises a dedusting device for dedusting treatment on imported exhaust, at least one thermal pump system for heat absorption, cooling, condensing and dehumidifying of exhaust subjected to dedusting treatment, and a wet dust collection device for dust treatment on the exhaust treated by the thermal pump system, an air outlet of the dedusting device is connected with a heat absorption unit air inlet of the thermal pump system, and a heat absorption unit air outlet of the thermal pump system is communicated with an air inlet of the wet dust collection device. The exhaust in the material drying system is dedusted by the dedusting device for the first time and then is introduced into a heat absorption unit of the thermal pump system, a large quantity of heat in the exhaust is absorbed in the heat absorption unit of the thermal pump system, causing the exhaust temperature to reduce substantially to 55 DEG C or below, as a result, dedusting water is prevented from being evaporated in a wet dust collection stage, dust in the exhaust falls down better and is absorbed by wet dust collection water, so that smog is eliminated.

The invention discloses a fructus forsythia full-effect foliar protective agent and a preparation method thereof, and is characterized in that water and gelatinized starch are mixed according to the ratio of 10:1-15:1 and the protective agent comprises the following substances in percentage by weight: 1%-20% of chitin, 5%-30% of nano activated charcoal, 1%-10% of sodium carboxymethylcellulose, 1%-15% of potassium fulvate, 1%-3% of rare earth nitrate, 1%-3% of soil improvement water-retaining agent, 0.2%-2% of a biological preservative sodium alginate, 0.2%-0.5% of potassium sorbate, 0.03%-1% of an organic silicon penetrating agent, and the balance being a mixed solution of water and gelatinized starch with the ratio of 1-15:1. The foliar protective agent is suitable for the whole period ofthe growth of the fructus forsythia, and the nutrient supplement is from the mixture of starch, gelatin and a small amount of lecithin, the protective agent can be cast into a film, and the capability of adsorbing dust by the fructus forsythia leaves is increased through air flow, so that the occurrence of haze is prevented; a plurality of nutrient elements are added, the protective agent is suitable for protecting leaves in the whole period of the growth of the fructus forsythia; after rain, the fructus forsythia full-effect foliar protective agent can be sprayed again.

The invention discloses a header for a multifunctional corn harvester. The header is composed of a frame assembly, a stalk cutting device, a stem pulling device, an ear plucking device and a conveyingdevice, wherein the stalk cutting device is arranged at the front end of the frame assembly, the stem pulling device is arranged at the middle-rear end of the frame assembly, the ear plucking deviceis arranged on the rear end of the frame assembly, stem pulling rollers and ear plucking rollers are arranged on the frame assembly and under the ear plucking device, the conveying device is arrangedunder the ear plucking rollers, the driving shafts of the ear plucking device and the stem pulling device simultaneously input power, two cutters under the stalk cutting device are driven through chain wheels and chains to carry out no-row cutting of stalks, the cut stalks with ears are conveyed to a space between the two ear plucking rollers and undergo corn ear plucking, and the plucked corn ears fall into the conveying device, and are conveyed to a next mechanism for processing. The header provides a platform for the automation of one-time completion of juicing and packaging, crushing and kneading, ultrafine crushing and returning to field, silage reception, rotary tillage and other works of the stalks on the harvester.

The invention belongs to the technical field of waste gas treatment, and discloses a method for cleaning and purifying sulfur-containing tail gases. The method includes the following steps: subjectingthe acidic sulfur-containing tail gases to a second-stage Claus reaction, feeding the reacted Claus tail gases to the bottom of a spraying tower, enabling the gases to run upwardly, discharging the gases from the top of the spraying tower after the gases contact with clear water downwardly sprayed from a spray nozzle at the top of the spraying tower, injecting the gases into a primary adsorptiontower provided with CuO activated carbon adsorbents to conduct adsorption treatment, cooling the gases by a heat exchanger, injecting the gases into a secondary adsorption tower provided with boron-nitrogen double-doped iron oxide activated carbon composite adsorbents to conduct adsorption treatment, and discharging out the treated gases. The method for cleaning and purifying the sulfur-containingtail gases has the advantages that efficient and stable desulfurization can be realized, the operational stability of the process is high, the treated gases can be directly discharged into the atmosphere, the diffusion speed is high, and formation of haze can be effectively prevented.

The invention relates to the field of bronze pipe machining, and discloses a tin bronze pipe machining device which comprises a body. A fan bin is fixed to one side of the body, fans are installed atthe two ends of the inner part of the fan bin, a pipe outlet is formed in the middle of one side of the body, an installation plate is arranged on one side of the body, extrusion rollers are rotatablyconnected to the two ends of the inner part of the installation plate, a rotating motor is mounted on the rear surface of one set of extrusion rollers, and gears are mounted on the front surfaces ofthe two sets of extrusion rollers. A fixed column and a telescopic column are made of heat conduction materials, the fixed column is in contact with water in the cavity in the body to cool the telescopic column, when a copper pipe enters the body, the copper pipe is clamped and fixed under the action of a reset spring, by arranging a connecting ring, the heat dissipation efficiency of the fixed column can be improved, the copper pipe is cooled and subjected to heat dissipation separately, nitrogen cooling is matched, the annealing effect of an annealing furnace is improved in a multi-mode-in-one mode, and the use amount of nitrogen is reduced.

The invention discloses a defogging water-collecting device used for a wet cooling tower. The device provided by the invention can efficiently recover evaporation loss in the form of gaseous water vapor and wind blowing loss in the form of liquid water droplets in hot and humid gas discharged from the cooling tower, and when a temperature of cooling water and a flow rate of gas reach experimentaloperating conditions, the water recovery efficiency is as high as 80% or more; quality of the recovered water meets a circulating water use standard, and the water can be returned to circulating waterfor use to achieve the purpose of saving water in the wet cooling tower; and at the same time, haze and ice formed by the hot and humid gas in a gas discharge outlet of the cooling tower in the surrounding environment can be effectively avoided, and spreading and diffusion of microorganisms affecting human health, such as legionella can be reduced.

The invention discloses a haze-proof mask, which comprises a mask main body, wherein the mask main body comprises a buffer filtering part and an airflow buffer part, which are laminated from a part away from the face of a human body to a part close to the face of the human body; the buffer filtering part comprises an outer spun-bonded non-woven fabric layer and a first buffer filtering unit; the first buffer filtering unit comprises a first acupuncture cotton layer and a first melt-blown non-woven fabric layer; the first acupuncture cotton layer is laminated with the outer spun-bonded non-woven fabric layer; the airflow buffer part comprises an inner spun-bonded non-woven fabric layer close to the face of the human body and a buffer acupuncture cotton layer for buffering respiratory airflows. In a using process of the haze-proof mask, the human body can smoothly breathe, the breathing resistance is reduced, haze can be effectively prevented, the PM2.5 (particulate matter 2.5) filtering efficiency reaches over 95 percent, and the haze-proof mask can be worn by even people suffering from asthma and respiratory tract diseases, wears comfortable, has a haze-proof function, and is favorable for human health.

A method for utilizing abandoned rice stems for making dish tableware comprises the following steps that (1), raw materials are prepared; (2), the abandoned rice stems are smashed to be with needed length; (3), the smashed stems in the second step are mixed with starch, talcum powder and sodium hydroxide water according to the proportion, stirring is carried out for 3 minutes to 30 minutes, and stirring is even; (4), a mixture is put in an extruding machine, the rotating speed of a feeding rod is 25 r / min, the rotating speed of a discharging rod is 32 r / min, and new raw materials are extruded out; (5), the new raw materials in the step (4) are injected into a bowl or dish mold to be compacted, high-temperature gas is led into the mold, and maintenance is carried out for 30 minutes to 50 minutes; (6), mold stripping is carried out; (7), a harmless temperature-resisting film is pressed on the inner surface of a dish or bowl; (8), boxing is carried out after drying is carried out; and (9), the tableware is disinfected through gamma rays and then is put into a warehouse. The method has the advantages that the abandoned cotton plant stems are fully utilized, the environment pollution caused by burning is avoided, large-scale cutting of the forest is reduced, green vegetation is protected, and accruing of hazy weather is prevented.

The invention belongs to the technical field of waste gas treatment, and discloses a method for cleaning and purifying sulfur-containing tail gas. At the bottom of the tower, the gas runs upwards, and after contacting the clear water sprayed downwards from the spray nozzle at the top of the spray tower, the gas is sent out from the top of the spray tower, and then passed into the first-stage adsorption tower equipped with CuO activated carbon adsorbent. Adsorption treatment, after being cooled by the heat exchanger, it is passed into the secondary adsorption tower equipped with boron-nitrogen double-doped iron oxide activated carbon composite adsorbent for adsorption treatment, and the treated gas is discharged. The method for cleaning and purifying sulfur-containing tail gas of the present invention can not only desulfurize efficiently and stably, but also have high process operation stability, and the treated gas can be directly discharged into the atmosphere with fast diffusion speed, which can effectively prevent the formation of smog.

The invention discloses a method of manufacturing a large craft sculpture by employing abandoned cotton plant stems. The method comprises the steps as follows: (1) raw materials are prepared; (2) the abandoned cotton plant stems are pulverized to have the required lengths; (3) the pulverized cotton plant stems in the step (2) are mixed with starch, talc, sodium hydroxide and water according to a ratio, and the mixture is uniformly stirred for 3-30min; (4) the mixture is put in an extruder with the rotating speed of a charging rod being 25r / min and the rotating speed of a discharging rod being 32r / min, and a new raw material is extruded out; (5) the new raw material in the step (4) is injected to a sculpture mould and compacted, a high-temperature gas is supplied, and maintenance for 30-50min is carried out; (6) demoulding, smooth polishing, dust removal and cleaning are carried out; (7) the surface of a sculpture is coated with gold powder or a surface decoration layer; and (8) the sculpture is dried and warehoused. The method has the advantages that the abandoned cotton plant stems are used fully, wasting of limited resources and environmental pollution arising from incineration are avoided, the possibility of deforestation is reduced, ecological and limited green vegetation is protected, and the possibility of hazy weather is reduced.

The invention discloses an unloading device for an assembly type building installation component. The device comprises a base, and crawler belts are hinged to two sides of the bottom of the base through bearings. A stand column is fixedly installed in the middle of one end of the top of the base. The upper ends of three sides of the stand column are fixedly connected with the base through inclinedstruts, the upper end of one side of the stand column is fixedly connected with a discharging hopper through a transverse strut, the top of the stand column is movably connected with a suspension armthrough a bearing, one end of the suspension arm is located at the upper end of the stand column and fixedly connected with a motor fixing frame, and a copper core motor is installed above one end ofthe motor fixing frame. The invention discloses the unloading device for the assembly type building mounting component. Through an arranged storage box, a remote controller or maintenance tool is more convenient to carry and free of omission, through the arranged discharging hopper and an arranged lifting plate, secondary carrying is not needed, time and labor are saved, the working efficiency ofworkers is improved, environmental pollution is reduced, haze is avoided, and the living environment of people is healthier.

The utility model relates to a medium-pressure high-temperature steam heating heat exchanger, comprising a plurality of heat conduction pipe connection heat exchange pieces; the heat conduction pipe connection heat exchange pieces are of metal seamless heat conduction pipe connection heat exchange pieces; radiating pieces wrap the outer parts of the heat conduction pipe connection heat exchange pieces; heat conduction pipe connection plates are arranged at two ends of the heat conduction pipe connection heat exchange pieces; seal ends are arranged at the outer parts of the heat conduction pipe connection plates; the heat exchanger is also provided with an inlet flange, an outlet flange and a water emptying outlet, which are all arranged on the seal ends. The heat exchanger can bear the weight of about 30Kg, the maximal pressure of 36Kg and the highest temperature of 320 DEG C and can meet the medium-pressure high-temperature needs in the industrial production. Steam heating is adopted, and industrial waste heat steam can be adopted as a heat exchange source to realize the step utilization of waste heat, thus making great contribution to use of new resources, effectively avoiding haze generated in the burning of a boiler and eliminating the haze source. The heat exchanger accords with the topic of environment protection, and is low in price, low in cost and simple in operation.

The utility model relates to a medium-pressure high-temperature steam heating heat exchanger, comprising a plurality of heat conduction pipe connection heat exchange pieces; the heat conduction pipe connection heat exchange pieces are of metal seamless heat conduction pipe connection heat exchange pieces; radiating pieces wrap the outer parts of the heat conduction pipe connection heat exchange pieces; heat conduction pipe connection plates are arranged at two ends of the heat conduction pipe connection heat exchange pieces; seal ends are arranged at the outer parts of the heat conduction pipe connection plates; the heat exchanger is also provided with an inlet flange, an outlet flange and a water emptying outlet, which are all arranged on the seal ends. The heat exchanger can bear the weight of about 30Kg, the maximal pressure of 36Kg and the highest temperature of 320 DEG C and can meet the medium-pressure high-temperature needs in the industrial production. Steam heating is adopted, and industrial waste heat steam can be adopted as a heat exchange source to realize the step utilization of waste heat, thus making great contribution to use of new resources, effectively avoiding haze generated in the burning of a boiler and eliminating the haze source. The heat exchanger accords with the topic of environment protection, and is low in price, low in cost and simple in operation.

The invention relates to a copper indium gallium selenide thin film solar cell water floating power station dragged by a lithium ion battery ship, and belongs to the technical field of new energy application. The lithium ion battery power traction ship is used for dragging the water floating power station with a copper indium gallium selenide thin film solar cell and a horizontal axial type wind driven generator to run on the water surface. Currents generated by the copper indium gallium selenide thin film solar cell through sunlight irradiation are input to a combiner box through a conductive line and a photo-voltaic controller, currents generated by the horizontal axial type wind driven generator through wind blowing are input to the combiner box through a conductive line and a wind power controller, the photovoltaic currents and the wind power currents are combined in the combiner box, the currents output from the combiner box are input to the storage lithium ion battery through a conductive line and a charging device, a communication base station tower in front of the battery, a communication base station antenna, a power lithium ion battery behind the battery and a motor behind the battery are respectively powered by the currents output by the storage lithium ion battery, and more currents output from the storage lithium ion battery supply power to power utilization families on the land and power utilization families on the water through the conductive lines.

The invention relates to environment-friendly dust removal treatment equipment, and belongs to the technical field of dust removal equipment. The equipment comprises a spraying box, a negative pressure fan, a spraying system and a drying device; the spraying box is connected with the negative pressure fan used for introducing gas into the spraying box through a pipeline, the spraying system is installed in the spraying box, and a filtering pond used for filtering dust removal sewage is installed at the bottom of the spraying box. A drying device for drying gas is further mounted on the spraying box; gas is introduced through the negative pressure fan, efficient dust removal is conducted on the gas through the spraying system, atomized water vapor full of the spraying box makes full contact with the gas, formed sewage is filtered in the filtering tank and then can be pumped to the outside for use, and the dedusted gas enters the drying device, is dewatered and then can be discharged. According to the technical scheme, the problem of sanitation of the field working environment can be solved, smoke diffusion can be prevented, treated gas can be directly discharged, meanwhile, generated sewage can be effectively treated, and the environment cannot be affected.

A lens structure includes a lens barrel, a frame, a first lens module, a second lens module, and an elastic sleeve. The frame leans against a rear end of the lens barrel. A first gap is provided between the lens barrel and the frame. The first lens module includes a first side exposed outside the lens barrel and a second side arranged in a front end of the lens barrel. A second gap is provided between the lens barrel and the first lens module. The second lens module includes a third side arranged in the rear end of the lens barrel and a fourth side exposed outside the frame. The elastic sleeve sleeved on the lens barrel includes a first end extending to the frame to completely cover the first gap and a second end extending to a portion of the first lens module to completely cover the second gap.

The invention discloses a fresh air reforming system for building flues. The system comprises a main flue; the main flue is connected to the kitchen flue of each house inside a building; an air exchanger which is installed on a top of the building; a heat exchanger which is provided with a first passage and a second passage which are perpendicular to each other, and the first passage and the second passage are alternately arranged in the heat exchanger; the first passage is connected with the main flue, and the second passage is connected with the air exchanger; an air inlet, wherein one end of the air inlet is connected with the air exchanger; an air outlet, wherein the air outlet is arranged inside the kitchens of the houses in the building. The heat exchanger is used to exchange the heat of the kitchen fume in the main flue with the outdoor air to realize the heat exchange between the fresh air system and the lampblack heat energy, saving energy and recycling.

The invention relates to a rice seedling-raising bed soil prepared by utilizing microbial fermentation waste and a preparation method thereof, relating to a rice seedling-raising bed soil and a preparation method thereof. The invention aims to solve the technical problems that the existing rice fermented seedling bed soil needs to be sterilized and acid-adjusted before sowing, the process is complex, the operability is low, the seedling emergence rate is low, the transportation of raw materials is difficult and the cost is high. The rice seedling bed soil of the present invention is composed of the following components: animal manure, microbial strain liquid, agricultural production waste, microbial fermentation waste, nutrient, bentonite and boric acid. The preparation method of the present invention is simple and low in cost, and the rice seedling emergence rate using the seedling bed soil is high, the organic matter content is high, and the nutrient content is rich, and a novel and environmentally friendly treatment method is provided for treating microbial fermentation waste and agricultural waste. And it can provide a suitable temperature for rice seedling raising in the colder northeast region in spring.

The invention relates to a medium-pressure high-temperature steam control system, comprising a medium-pressure and high-temperature pipe network, wherein a first manual valve, a filter screen, a second manual valve and a meter are installed in sequence on the medium-pressure and high-temperature pipe network. A first safety valve and a temperature gauge are installed, a first pressure gauge is installed on one side of the first safety valve, an automatic valve is installed below the measuring instrument, and a number of heat exchange components are installed below the automatic valve. A pressure reducing valve and an automatic intelligent valve are installed, a third pressure gauge and a steam trap are installed on both sides of the automatic intelligent valve, a second safety valve is installed on one side of the third pressure gauge, and one side of the second safety valve is connected with a In the low temperature zone, one side of the trap is connected with a flasher and a common steam pipe network. The invention meets the requirements of medium pressure and high temperature in industrial production, the generated waste water is applied to other equipment, and the waste gas is discharged in the low temperature area, so as to realize the comprehensive utilization of energy, and is suitable for application in the fields of tanning tenter machines, hot needle spinning and setting machines, etc. .

The invention relates to a PN 2.5 haze-prevented sound-proof ventilation window. The window is a sound-proof window made of three layers of glass, and the glass is divided into outer-layer sound-proofglass (7), intermediate-layer sound-proof glass (6) and inner-layer sound-proof glass (19), so that the sound-proof window has the good sound-proof effect. As long as an air suction fan (16) is turned on, air outside the window is sucked in, the air firstly enters through an air inlet (8) in the outer-layer sound-proof glass (7), then enters a sponge layer (4) in an absorption box with more waterstorage after being filtered through outer-layer water absorbing sponge (5), and then enters a clear water layer (3) in the absorption box (2), so that PN 2.5 is completed absorbed. Due to the actionof the air suction fan (16), then the air passes through the sponge layer (4) in the absorption box and dust-collecting sponge (20) in the absorption box, and the air suction fan (16) is used for sending the fresh air without PN 2. 5 into a room to realize the purpose of haze prevention.

The invention relates to a method for multifunctional ecological control through sponge. The method includes constructing a water stagnation accumulation pipe network and an ecological control layer (comprising a plant oxygen production layer in a plant form thereon); the water stagnation accumulation pipe network gathering and storing water from the surface and / or underground, and delivering the stored water to plants of the ecological control layer to supply water for growth and evolution of organisms of the ecological control layer. According to the method, recycling of water resources and ecologic control engineering are combined, the problems of flood and drought are solved, formation, development and maintenance of the ecologic control system are further promoted, and great development and great revolution of biological oxygen movement are boosted. The method is suitable for being applied to construction fields of cities, towns, new countryside, constructed wetlands, industrial and mining establishments and the like, is particularly applicable to ecological control in regions of mines, oil field, geological-hazard-prone areas, wilderness, saline-alkali soil, deserts, estuaries, coasts, mud flat, wetlands, water-level-fluctuating zones, sides of traffic roads and the like, as well as other regions needing ecological remediation in people's production and living environments.

The invention belongs to the technical field of ecological management, and particularly relates to an ecological management method suitable for a strip mine dump in a grassland area. In the ecological management method provided by the invention, proper target plants are screened and planted on the strip mine dump in the grassland area, meanwhile, the soil matrix of the strip mine dump in the grassland area is improved and ripened and is subjected to pH regulation, and through cooperation of the irrigation and fertilization of an irrigation system, sufficient nutrients can be provided for good growth of the target plants on the strip mine dump in the grassland area, and soil can be efficiently modified in the process of building the ecological system of the strip mine dump in the grassland area. The ecological management method provided by the invention is simple and easy to implement, is a method specially suitable for the strip mine dump in the grassland area, and can be used for carrying out reasonable and effective ecological management on the strip mine dump, so that the phenomena of water and soil loss and dust raising are avoided, and the occurrence of sand storm and haze is further avoided.