166results about How to "Effective purification" patented technology

The invention relates to the comprehensive purification method for foul odor. It categorizes the foul odor from various sources by VOC density. Low density VOC waste is cleaned first, the absorption purification to achieve tail gas emission standard, sewage treatment for the cleaned waste water. The desorption resurgent gases is mixed with high density VOC waste for density average, burning and purification. It can effectively purify waste gases from various sources and features, with simple process, good purification effect, low energy consumption and easy operation.

The invention relates to a soil improvement material and a preparation method thereof, and belongs to the technical field of environmental protection and soil improvement. The soil improvement material of the present invention is formed by mixing 50-75% by weight of rice straw biological carbon, 10-20% by weight of bentonite, and 15-30% by weight of coal humic acid. The present invention further provides the method for preparing the improvement material, wherein the preparation method comprises rice straw biological carbon preparation, mixing and crushing treatment, and fermentation. With the technical scheme of the present invention, the emission of greenhouse gas in the atmosphere can be significantly reduced, and characteristics of effective enhancement of adsorption property of polycyclic aromatic hydrocarbons in the soil, weakening of diffusion and leakage of pesticides and other pollutants, reduction of pesticide uptake in crops, reduction of pesticide accumulation in earthworms, and the like are provided.

The embodiment of the invention provides a smoke purification equipment and a system thereof, belonging to the field of smoke purification treatment. The smoke purification equipment comprises a tank body, an air inlet, an air exhaust, an inlet air pre-filtering apparatus, a combined type filtering apparatus, a centrifugal fan, a shock-absorption sealing apparatus, a wind chamber, a clapboard and an air discharge chamber; the air inlet is arranged on the tank body and communicated with the combined type filtering apparatus inside the tank body through the inlet air pre-filtering apparatus; an air outlet end of the combined type filtering apparatus is provided with a fan; the centrifugal fan is fixedly arranged inside the tank body through the shock-absorption sealing apparatus; an air inlet of the centrifugal fan is communicated with an air outlet of the combined type filtering apparatus; an air outlet of the centrifugal fan is communicated with the wind chamber inside the tank body; the clapboard is arranged at one side of the wind chamber so as to lead the interior of the tank body to form the air discharge chamber; the wind chamber is communicated with the air discharge chamber through an air hole on the clapboard; and the air exhaust is arranged on the air discharge chamber. The smoke purification equipment is simple in structure, can treat smoke gas generated in welding of electronic and machinery industries, and has advantages of large filtering flow, high efficiency, good filtering effects and low noise.

This invention belongs to a waste gas purification equipment of hydrocarbons, carbon monoxide, nitrogen oxides, fine dust particles contained in the waste gases of not entirely internal combustion engine, its characteristics are that, the waste gas through the first-level gas catalytic oxidation device and the second-level gas contacts exhaust filter acquire the purification treatment of twice catalytic oxidation, and then spray sprinkler pre-treat the remained waste gas with the dilute aqueous solution, then through the third catalytic oxidation and the repeat treating of purify separation, the waste gas of hydrocarbons, carbon monoxide, nitrogen oxides treatment rate reached more than 97%, the gas contained dust particles remove more than 99%, thus achieving stability and separation and the effective purification purposes.

The invention discloses a treatment method for black foul water. The method comprises the steps: (1) overturning bottom sludge of the black foul water so as to form a sludge-water mixed area; (2) pumping muddy water of the sludge-water mixed area, and separating pumped bottom sludge from water; (3) adding a solidifying agent into the bottom sludge separated out in the step (2), carrying out stirring and mixing, solidifying N and P in the bottom sludge, and returning the solidified bottom sludge to a river; and (4) carrying out purifying treatment on the water separated out in the step (2), and returning the purified water to the river. The invention further discloses shipborne equipment for treating the black foul water.

The invention relates to a waste gas purifier which can purify the dust in the waste gad of fuel internal-combustion engine. Wherein, the invention is characterized in that: the waste gas via the first waste gas filter is separated into turbulence flow, to be rectified by waste gas rectify channel and sprayed with sprayer with aquacare, to enter into second waste gas filter to be processed; then it will contact the ternary catalyst coated on the porous ceramic carrier grid surface, to oxidize the carbon hydrogen compound and carbon oxide into carbon dioxide and water, and reduce the nitrogen oxide into nitrogen gas, while its purification rate is 95%; the water can absorb dust at 99% efficiency; the liquid drop will deposited into waste liquid storage groove, to be discharge via outlet tube.

The invention discloses a self-cleaning street lamp with effects of absorbing haze, inhibiting bacteria and purifying air. The self-cleaning street lamp with effects of absorbing haze, inhibiting bacteria and purifying air comprises a lamp pole and a lamp, wherein the lamp is mounted on the lamp pole; the lamp pole is an air purifying cylinder or an air purifying cylinder is fixed on the lamp pole; an automatic cleaning device is further mounted on the outer side of the air purifying cylinder; the air purifying cylinder is connected with a base; an electrostatic generation device is arranged on the base; the automatic cleaning device is connected with a control device; the control device and the base are mounted in the air purifying cylinder in a sealed manner; and the control device and the electrostatic generation device are further connected with a power supply device and a mains supply. The self-cleaning street lamp with effects of absorbing haze, inhibiting bacteria and purifying air has the advantages that the haze absorbing speed is high, electrostatic shock feeling does not exist when a person touches the street lamp with a hand, and the like.

The invention belongs to non-powered air dust separation device in air cleaning system. It is characterized in that: when air containing moisture and mote passing through the four or five air filtering passages, which is formed with circular bar screen filtering board in dust separation device, the two circular sponge filtering ring blocks the air and the ten effective negative pressure area and six collecting ditch in U recycling tank and two or three layers of circular nonwoven filtering colth filter and clean air repeatedly. The dust removal rate amounts to 90%, and the dust size is equal to or larger than 25 um. The invention is characterized by simple and rational construction, and outstanding effect for separation and clean air containing mote particle.

An automobile tail gas purification treatment device comprises a purification treatment case, an air inlet pipe and an air outlet pipe. The air inlet pipe is arranged at the upper left end of the purification treatment case, and the air outlet pipe is arranged at the lower right end of the purification treatment case. The interior of the purification treatment case is provided with a combustion chamber, a condensation chamber, a solid particle filtering chamber, a spray dust removing chamber, a spray device, a pre-treatment chamber and a post-treatment chamber. The combustion chamber is connected with the condensation chamber through a ventilating pipe; the condensation chamber is connected with the solid particle filtering chamber through a ventilating pipe; the solid particle filtering chamber is connected with the spray dust removing chamber through a ventilating pipe; the spray dust removing chamber is connected with the pre-treatment chamber through a ventilating pipe with an air suction fan; the pre-treatment chamber is connected with the post-treatment chamber through a ventilating pipe; and the post-treatment chamber is connected with the air outlet pipe. According to the automobile tail gas purification treatment device, automobile tail gas can be effectively purified and treated, and pollutants contained in the automobile tail gas such as carbon monoxide, hydrocarbon, oxynitride, sulfur dioxide, smoke particles and effluviums can be removed.

The invention discloses a water purifying device of regenerated water supplied lakes and a construction method thereof. The water purifying device comprises a water purifying box and a mud adsorption device. A retaining wall is arranged on the water purifying box. The top end of the retaining wall is provided with a water baffle plate. A purifying cavity, a water storage cavity, and a mud filtering cavity are arranged in the water purifying box. The bottom end of the retaining wall is provided with a water gate. The mud adsorption device comprises a dredging pipeline, a baffling device, and a water suction pump. The baffling device is fixedly connected to the end part of the dredging pipeline. The construction method comprises the following steps: (1) carrying out setting-out survey; (2) digging a ground pit; (3) installing a frame support; (4) installing pipe channels; (5) pouring concrete; (6) installing a water purifying box; (7) installing a mud adsorption device; and (8) performing trial run of water purification. The construction steps are simple, the dam is protected, the construction efficiency of water purifying device is improved, and the water purifying device is suitable for lakes with different sizes.

The invention relates to a low-temperature spiral corona plasma reactor. The low-temperature spiral coronal plasma reactor is technically characterized by being composed of a spiral type bur electrode bar and a circular pipe electrode body, the spiral type bur electrode bar is coaxially arranged in the circular pipe electrode body, the spiral type bur electrode bar is connected with the positive electrode of an ac/dc superposition power source, the circular pipe electrode body is connected with the negative electrode of the ac/dc superposition power source, and burs are evenly arranged on the spiral type bur electrode bar. The low-temperature plasma discharging technology is adopted, VOCS waste gas (containing foul gas) can be effectively purified, the problem of dioxin pollution is effectively solved, and the low-temperature spiral corona plasma reactor has the advantages that the treating effect is good, the operating cost is low, no secondary pollution exists, operation is stable, operation managing is easy and convenient, and the low-temperature spiral corona plasma reactor can be used when turned on.

A boiler waste gas processing device comprises a dedusting box, a waste heat recovering box, an electrolysis box, a denitration box, and a spraying desulfurization box. The left-lower end of the dedusting box is provided with an air suction draught fan; the dedusting box is connected to the waste heat recovering box through a first gas pipe, which is arranged on the left side of the top end of the dedusting box; the waste heat recovering box is connected to the electrolysis box through a second gas pipe; the electrolysis box is connected to the denitration box through a third gas pipe; and the denitration box is connected to the spraying desulfurization box through a fourth gas pipe. The provided boiler waste gas processing device can effectively purify boiler waste gas, and is capable of effectively utilizing the thermal energy of boiler waste gas to heat cold water so as to avoid waste of thermal energy.

The invention discloses a purifying device for a cutting fluid. The purifying device comprises a waste fluid input pipe, a settling tank, a filtering tank and a fluid-purifying tank, wherein the settling tank is divided into a first settling cabin, a second settling cabin and a third settling cabin, the filtering tank is divided into a first filtering cabin, a second filtering cabin and a third filtering cabin, the fluid-purifying tank is divided into a first fluid-purifying cabin, a second fluid-purifying cabin and a third fluid-purifying cabin; stirring paddles are arranged in the second filtering cabin and the second fluid-purifying cabin, the waste fluid input pipe is communicated with the top of the first settling cabin, the third settling cabin is communicated with the top of the first filtering cabin through a waste fluid extraction pipe, the opening of waste fluid extraction pipe in the third settling cabin is arranged at the bottom of the third settling cabin, the waste fluid extraction pipe is provided with a first oil pump, the bottom of the third filtering cabin has an outlet, the outlet is arranged right above the first fluid-purifying cabin, the third fluid-purifying cabin is provided with a fluid-purifying output pipe, and the fluid-purifying output pipe is provided with a second oil pump. The purifying device disclosed by the invention is simple in structure, convenient to operate and capable of effectively purifying the recycled cutting fluid.

The invention discloses a waste gas purifier to purify particle and dust in the fuel engine, which is characterized by the following: the waste gas generates turbulent current separated by first grouped of waste gas filtering device, which flows in the second group of waste gas filtering device to dispose again through commutating channel, the waste gas is disposed repeatedly by ternary catalyst on the porous ceramic carrier grid board surface in the filtering device, which reduces carbonic oxide into carbon dioxide and water as well as oxynitrides into nitrogen with purifying rate over 90%.

The invention discloses a waste gas purification device for a sewage treatment station of a sterile bulk drug production line. The waste gas purification device comprises an alkali liquor spraying andleaching device, a dewatering and demisting device, a composite photocatalysis device, a microbial degradation device, a peculiar smell controller and a chimney, which are sequentially communicated according to the flowing direction of waste gas, the alkali liquor spraying and leaching device is used for spraying alkaline liquid; the dehydration and demisting device is used for drying waste gas;the composite photocatalysis device is used for removing volatile organic compounds in the waste gas; the microbial degradation device is used for degrading the waste gas; the peculiar smell controller is used for removing volatile molecules with small molecular weight; and the chimney is used for discharing the purified gas; the device also includes a centrifugal fan. The waste gas purification device can effectively remove pollutants such as H2S, NH3, methyl mercaptan, dimethyl sulfide, methyl sulfide, methyl disulfide and malodorous gas in waste gas, and the waste gas treatment effect is good.

The invention discloses an environment-friendly waste rubber tire cracking device and method, and belongs to the technical field of waste tire treatment. The device comprises a box body, wherein a cracking heating bin is arranged on the lower surface of the box body, a crushing roller is arranged in the box body, the crushing roller is clamped to the outer wall of a first rotating shaft, the firstrotating shaft is sleeved with a bearing clamped to the back face of the box body, and one end of the back face of the first rotating shaft is fixedly connected with an output shaft of a motor through a driving wheel. According to the environment-friendly waste rubber tire cracking device and method, a motor, the crushing roller, a spiral blade, stirring rods and a sieve plate are arranged, a belt is in transmission with a driving wheel and a driven wheel, the spiral blade and the plurality of stirring rods are driven by a connecting shaft to rotate, the raw materials can be uniformly transmitted downwards and fall into the cracking heating bin by the spiral blade in the rotating process, and the reacted raw materials can be mixed by the stirring rods, so that the raw materials are uniformly heated, and the cracking reaction effect and the cracking reaction efficiency are improved.

The invention discloses cutting liquid treatment equipment for a numerical control machine tool. The cutting liquid treatment equipment comprises a base, a waste liquid pump, two impurity boxes, a cooling box and a recovery pump are fixed at the upper end of the base, purification boxes are fixed at the upper ends of the two impurity boxes, the two purification boxes are connected with the waste liquid pump and the cooling box through a pipeline system, a recovery pipe communicating with the interior of the cooling box is fixed to a water inlet of the recovery pump, and a cooling mechanism is arranged in the cooling box. The cutting liquid treatment equipment has the advantages that cutting liquid can be concentrated in a concentration sleeve and transferred into a cooling pipe when passing through the cooling box, the cooling pipe is soaked in cooling liquid in the cooling box, heat of the cutting liquid can be absorbed by cooling liquid, and therefore the cutting liquid is sufficiently cooled, the situation that normal work of the equipment is affected due to the fact that the cutting liquid repeatedly works and the temperature is too high is avoided, the absorbed heat can be quickly diffused to the outside through continuous flowing of the cooling liquid, and continuous and effective cooling is realized.

The invention discloses an energy-saving and environmentally-friendly dust falling and removing device. The device comprises a fixed shell, the left side and the right side of the bottom of the fixedshell are fixedly connected with supporting blocks, the bottoms of the two supporting blocks are fixedly connected by a supporting plate, the right side of the fixed shell is fixedly connected with amounting plate, the top of the mounting plate is fixedly connected with a fan, and the right side of the fan is fixedly connected with an air inlet tube intercommunicated with the fan. Through grooves, connecting blocks, a filter screen, electric push rods, hair brushes, a water pool, a rotating motor, a rotating shaft, a corotation threaded rod, a rotating bock, a reverse-rotation threaded rod, arolling bearing, threaded blocks, stabilizing blocks, telescopic rods, water pumps, water inlet tubes, water outlet tubes, flexible tubes, water spraying tubes, nozzles and an exhaust tube cooperatewith each other, so the device has the advantages of high dust removal efficiency, solving of the problem of low dust removal efficiency of existing dust falling and removing devices, rapidness and effectiveness in removal of dusts, improvement of the working efficiency, and bringing of great convenience for users.

The invention provides a municipal sewage purification process, wherein the order of adding various additives is reasonably planned to achieve the function of purifying domestic sewage. A distillationtower, an air flotation machine and other equipment are not used, and only a purification pool is used, thereby greatly reducing equipment cost. At the same time, solid precipitate in the sewage is continuously filtered, sieved, collected and treated in the process of sewage treatment. The municipal sewage purification process is reasonable in process, low in equipment investment, low in cost, and good in purification effect, and achieves effective purification treatment of liquid and solid substances in the sewage.