94results about How to "Solve the odor problem" patented technology

The invention discloses a method for preparing mineral organic fertilizer by using surplus sludge in municipal sewage plants. The method mainly comprises the following three steps: firstly reducing sludge in a sludge thickening tank, dehydrating the reduced sludge by adopting a catalytic ozonation method, carrying out subcritical water reaction on the dehydrated sludge, and discharging solids subjected to harmless treatment; finally mixing modified attapulgite clay with the sludge subjected to harmless treatment, chicken manure and microorganism beneficial microbial agents, and fermenting the mixture to obtain the mineral ecological organic fertilizer. The method is green and environment-friendly and realizes the harmless and resourceful treatment of the sludge; the obtained mineral organic fertilizer is capable of obviously improving the structure of soil, enabling the volume-weight of soil to be reduced, the holes of soil to be increased and the ventilation and water permeability of the soil to become good and adjusting the uniform growth of crops and has a good controlled release effect, thus the quality of the crops is improved.

The invention discloses a microbial environment protectant, which is characterized by comprising mixed bacteria and a traditional Chinese medicine extract, wherein the mixed bacteria are formed by Rhodopseudomonas palustris, Bacillus Subtilis and Lactobacillus delbruckii. The weight ratio of the Rhodopseudomonas palustris to the Bacillus Subtilis to the Lactobacillus delbruckii is 3:4:7; the volume ratio of the traditional Chinese medicine extract to the mixed bacteria is 1-2 percent. The microbial environment protectant disclosed by the invention has the positive effects that through performing mixed fermentation on the compound bacterial liquid and the traditional Chinese medicine extract, the traditional Chinese medicine ingredients are further activated, and the traditional Chinese medicine ingredients and thallus exoenzyme interact to restrain the incubation of ova, and the generation of adult flies is reduced. As a traditional Chinese medicine and bacterial liquid fermentation medium is special in smell, a trapping and killing effect is performed on the adult flies, and the bad smell of a smelly source can also be effectively prevented from being emitted. The microbial environment protectant disclosed by the invention is harmless to people, is low in cost, simple in preparation process, simple and convenient in operation and remarkable in deodorization and fly killing effect. The problems that mosquitoes and the flies and foul smell exist in refuse landfills, waste transfer stations and digestion tanks are well solved, and a good effect is achieved.

The press die device has a discharge passage (8) to discharge aqueous lubricant liquid flowing into a recessed part (6) to store at least a part of a resilient member (5), to the outside of the recessed part (6), and even when the aqueous lubricant liquid enters the recessed part (6), the aqueous lubricant liquid can be discharged outside the recessed part (6) from the discharge passage (8).To provide a press die device capable of suppressing corrosion of a resilient member and decomposition of liquid lubricant on a die by preventing unnecessary liquid lubricant from staying on a die member if aqueous liquid lubricant is used for pressing.

The invention discloses a biological deodorant for a livestock and poultry farm. The biological deodorant for the livestock and poultry farm comprises a compound bacterium agent; the compound bacterium agent is formed by lactobacillus acidophilus, candida utilis, streptococcus faecalis, rhodopseudomonas palustris and bacillus subtilis. According to the biological deodorant, deodorization of the external environment of a livestock and poultry farm housing can be realized, at the same time, the odor is reduced from the source by adjusting intestinal flora with animal drinking probiotics, and theodor problem of the livestock farm is solved through inside and outside double adjustment.

The invention discloses a river-way ecological management system. The river-way ecological management system comprises a river way and revetments, wherein a plurality of ecological biological water treatment systems and rubber retaining dams are arranged on the river way; side concrete layers are arranged on two sides of the river way, and a bottom concrete layer is arranged at the bottom of the river way; a mud collecting channel is formed in the bottom concrete layer; and micro-wetland ecological systems are arranged between the side concrete layers and the revetments and comprise rainwater channels and aquatic plants, and sewage channels are formed in the lower parts of the micro-wetland ecological systems. The invention further discloses a method for managing the river way by virtue of the river-way ecological management system. By virtue of the system and the method, sectional management and combined management are realized, so that the sewage purification efficiency is improved, the treatment period is shortened, the operation flow is simplified, the cost is lowered, and a water ecological environment of the river way is remarkably improved.

The invention provides an organic garbage treatment system with an automatic classification function. The organic garbage treatment system with the automatic classification function is used for carrying out classification treatment on kitchen garbage, and comprises a grinding-separating device, wherein the grinding-separating device comprises a cylinder block, a stirring device rotationally arranged in the cylinder block, and a spray device facing the interior of the cylinder block; a charge port is arranged in the upper part of the cylinder block; a discharge hole and an unloading port are arranged in the lower part of the cylinder block; the stirring device is used for grinding organic garbage into organic matter particles; a liquid sprayed by the spray device carries the organic matter particles and is rushed out from the discharge hole, and is subjected to resource utilization in the subsequent process; and massive garbage which is difficult to decompose or incapable of being decomposed is automatically discharged from the unloading port. The organic garbage treatment system with the automatic classification function, which is provided by the invention, has the advantages that the occupied space is less, the garbage treatment energy consumption is low, the system is simple to operate, the running cost is low, the generated odour is less, useful parts in the garbage can be effectively recycled, environment cannot be polluted, and the like. The organic garbage treatment system with the automatic classification function can be used as a front-end pre-treatment classification system in a process for treating garbage rich in organic matters, such as kitchen garbage, and can also be used for carrying out automatic garbage classification treatment in a municipal domestic garbage transfer station.

The invention provides an economic circulation method of pig industry, which solves the problem of manure treatment in pig farms, changes wastes into valuable substances and greatly lowers the cost consumption. The method utilizes the manure to produce the energy sources and fertilizers, and adopts the economic model of self supply of energy sources and feeds. The method comprises the following steps: S1. respectively establishing a cultivation farm and a plantation, wherein the cultivation farm is used for breeding pig herds, and the plantation is used for planting feed raw materials; S2. collecting the cultivation farm manure, and carrying out marsh gas fermentation treatment; S3. collecting marsh gas, and carrying out harmless treatment; S4. establishing a marsh gas energy supply mechanism to put the marsh gas into use as an energy source; S5. carrying out dry-wet separation on the marsh gas fermentation residues, and collecting the liquid substance and solid substance; S6. irrigating the plantation by using the liquid substance as a liquid fertilizer to enhance the nutrients of the soil; S7. producing an organic fertilizer by using the solid substance as the raw material; S8. cultivating the feed raw materials by using the organic fertilizer; and S9. producing the feed by using the feed raw materials, and feeding the pig herds.

The invention relates to a garbage incinerator sludge direct mixing blending combustion method and system. The garbage incinerator sludge direct mixing blending combustion system comprises an unloading unit, a temporary storage stirring unit, a transferring unit, an incineration unit, a heat energy conversion unit, an electricity generation unit and a smoke treatment unit. The temporary storage stirring unit stores the mixture of sludge and domestic garbage, and the sludge in the mixture accounts for 10-15%. The transferring unit is used for transferring the mixture from the temporary storage unit into the incineration unit, high-temperature smoke generated by the mixture in the incineration unit enters the heat energy conversion unit, the heat energy of the high-temperature smoke enables water in the heat energy conversion unit to from high-temperature and high-pressure steam, and the steam drives the electricity generation unit to generate electricity. Smoke coming from the heat energy conversion unit enters the smoke treatment unit, is subjected to harmless treatment in the smoke treatment unit and then is exhausted into the atmosphere. The garbage incinerator sludge direct mixing blending combustion method and system realize mixed incineration of the sludge and the domestic garbage, clean electricity is produced through combustion waste heat, and the smoke is exhausted in an environmental protection mode after being effectively treated.

This invention relates to a method to efficiently extract diosgenin from the root and stem of dioscorea zingiberensis without fermentation, that is, a proper amount of water is added and the root and stem of dioscorea zingiberensis are pulverized. Fiber sediments and starch in the sludge are separated by a mechanical method and the pH value of the sludge is immediately adjusted to below 4.5 with acid. The adjusted and unfermented sludge is concentrated and acid hydrolyzed with the aid of hydrolysis agent. The hydrolyzed mixture is filtered to remove acid, neutralized, dried, extracted with organic solvent and crystallized so as to obtain diosgenin product.as fermentation is purposely inhibited and avoided during acid hydrolysis of the concentrated sludge in this invention, not only the stench problem is solved, but also the hydrolysis effect is greatly promoted. The extracted diosgenin product is of good crystallinity, high purity, white color and its melting point can be above 200 deg. C.

The invention discloses a compound chemical composition for deodorization and a preparation method thereof. The compound chemical composition is prepared from water, an emulsifier, a compound active component and an additive, wherein the compound active component comprises copaifera officinalis tree oil, olive fruit oil, carapa guaianensis seed oil and leptospermum scoparium branch / leaf oil. The preparation method of the compound chemical composition comprises the following steps: S1, adding a thickening agent into water or not, and uniformly stirring; controlling the technological temperatureto 20 to 90 DEG C for later use; S2, uniformly mixing and stirring the compound active component and the emulsifier for later use and controlling the technological temperature to 20 to 90 DEG C; S3,slowly adding a mixture obtained by S2 into a mixture obtained by step S1, and stirring for 5 to 60min until the mixtures are uniformly mixed; homogenizing for 5 to 30min; S4, adding a preservative and a flavoring agent and adding a pigment or not; stirring for 5 to 60min until the components are uniformly mixed, so as to obtain a finished product of the compound chemical composition for deodorization.

The invention relates to a technical preparation method of a salty agent with low sodium content, belonging to the technical field of preparation methods of food flavorings. In order to reduce the use of sodium chloride or sodium ions, various low sodium salts which are developed at present are generally prepared from sodium chloride and other salt compounds such as chlorate, carbonate, sulfate and the like, but the low sodium salts usually have lingering bitterness or metallic flavor, thereby influencing the use of various low sodium salt products. In the technical scheme of the invention, the method comprises the following steps of: taking 40-80 parts by weight of sodium chloride, 5-30 parts by weight of potassium chloride, 10-40 parts by weight of ammonium chloride and 0.01-1 part by weight of sodium tartrate; and then, stirring and mixing uniformly to prepare the salty agent with low sodium content. In the invention, the salty agent with low sodium content is prepared by mixing the sodium chloride, the potassium chloride, the ammonium chloride and the sodium tartrate according to a certain proportion, and the product overcomes the defect of foreign taste of low sodium salts, has pure taste, and is not bitter.

A heating and cooling module using a thermoelectric module is disclosed. The heating and cooling module includes a thermoelectric module; a first impeller for sucking outside air and blowing air to afirst flow path passing through a cooling side of the thermoelectric module; and a second impeller for sucking outside air and blowing air to a second flow path passing through a heating side of the thermoelectric module, and the air blown by the first impeller is moved only to the first flow path.

The present invention provides a microbial deodorization agent for removing malodor of public conveniences. The described microbial deodorization agent is a fermented liquor containing abnormal hansenula of hansenula (agamogenetic blastogenetic / sporoid hat shape / utilizable nitrate). The total count containing two yeast in its product is not less than 1X10 to the seventh power / ml order of magnitude. Said invention is a microbial fermented product using deodorization yeast as fermentation strain, in the course of spraying it has the action of absorbing NH3 in the air. Besides, it also has a special perfume.

The invention belongs to the technical field of sewage treatment of environmental engineering, and particularly relates to a device for sewage treatment. The technical scheme of the invention is as follows: a buried sewage ecological treatment system is characterized by comprising a relatively closed box body which is internally provided with a water distributing device, a macroporous high-permeability filter material layer, a denitrification anaerobic layer, a percolation layer, a drainage device and a water receiving gravel layer, wherein the macroporous high-permeability filter material layer, the denitrification anaerobic layer, the percolation layer and the water receiving gravel layer are sequentially paved in the box body from top to bottom. An air inlet is formed in a position corresponding to the macroporous high-permeability filter material layer of the box body located at the gap or on the box body. A sprinkler head of the water distributing device is arranged above the macroporous high-permeability filter material layer, and a water conveyer pipe of the drainage pipe is arranged below the percolation layer. By adopting the technical scheme, the invention provides a power-free novel buried sewage ecological treatment system which is efficiently rich in oxygen and realizes full and direct contact of sewage and air.

A treatment method of domestic rubbish comprises the steps of rubbish collecting, rubbish compressing, rubbish transporting and rubbish burning. By means of the implement and application of the treatment method, the domestic rubbish can be treated for transport, so that environment pollution and stink caused by leakage of sewage in the rubbish transport process are avoided.

The invention provides a semiconductor exhaust gas treatment device. The device can efficiently, safely and reliably decompose the semiconductor exhaust gas containing PFCs, and causes the gas to be innoxious. The semiconductor exhaust gas treatment device of the invention is provided with a wet inlet scrubber (12), a reaction furnace (14), a wet outlet scrubber (16) and an exhaust fan (18); the wet inlet scrubber is connected with a chamber of a semiconductor making device by an inlet pipe (22), and washes semiconductor exhaust gas (X) discharged from the chamber by the water injected from a jet nozzle (12b); the reaction furnace carries out decomposition treatment on the semiconductor exhaust gas which is washed by the inlet scrubber by the heat generated by an electric heater (34); the wet outlet scrubber washes and cools the treated semiconductor exhaust gas which is thermally oxidized and decomposed in the reaction furnace; the exhaust fan is arranged at the downstream end of the outlet scrubber along the gas flow direction, and attracts and exhausts the semiconductor exhaust gas.

The invention provides a device for photocatalytic degradation of malodorous gas. The device comprises a lighttight container, an adjustable ultraviolet lamp in the lighttight container and multiple glass beads in the lighttight container. Outer surfaces of the glass beads are coated with TiO2 photocatalytic layers. The device for photocatalytic degradation of malodorous gas utilizes the glass beads as photocatalyst carriers, improves photocatalytic degradation effects by glass bead refraction and reflection effects, has good deodorization effects, has a simple structure, can be miniaturized, and has a wide application prospect.

The invention discloses a preparation method of microbial preparation and application thereof in leather wastewater treatment, relates to industrial sewage treatment and provides a microbial preparation for leather sewage treatment. The microbial preparation is prepared from the following effective viable bacteria of 106 to 107CFU / mL of saccharomyces cerevisiae, 106 to 108CFU / mL candida utilis, 106 to 108CFU / mL of lactobacillus fermenti, 106 to 108CFU / mL of lactobacillus casei, 105 to 107CFU / mL of photosynthetic bacterium and 105 to 107CFU / mL of micrococcus luteus. The microbial preparation can be applied to treating leather wastewater. The microbial preparation disclosed by the invention has the beneficial effects of tolerating and decomposing sulfide and lipid in leather wastewater in high efficiency, saving a part of coagulating sedimentation link in an original leather wastewater treatment technology, remarkably reducing a chemical sludge yield and effectively inhibiting growth ofmicroorganisms of putrefying bacteria and the like and solving the problem of stink generated in a wastewater treatment process.

The invention discloses a composite deodorant for removing foul smell of household garbage as well as a preparation method and application thereof, and relates to the technical field of production ofcomposite deodorants, and the composite deodorant comprises the following components: 30%-95% of water, 0.2%-15% of an adsorbent, 1%-15% of an emulsifier, 0.01%-25% of a pH regulator, 0.2%-25% of moringa pterygosperma seed oil, 0.001%-1% of a preservative, 0.0001%-1% of an aromatic, 0%-1% of a thickening agent and 0%-1% of a pigment. Through use of the composite deodorant for removing the foul smell of the household garbage and the preparation method of the composite deodorant, the foul smell which is emitted out can be covered up by use of the aromatic and reduction of the generation amount of the foul smell of the household garbage, so that the problem of the foul smell of the household garbage is fundamentally solved.

The invention discloses a garbage room. The garbage room comprises a storage room, and further comprises a deodorization system, which comprises an agent spraying structure used for spraying a deodorizing agent for deodorizing the interior of the storage chamber according to a preset strategy; the agent spraying structure has a timing mode and / or a monitoring mode, wherein in the timing mode, theagent spraying structure sprays the deodorizing agent periodically; and in the monitoring mode, when it is detected that the concentration of certain gas in the storage room exceeds a preset concentration, the agent spraying structure sprays the deodorizing agent in the storage room. The garbage room has the advantage that the problem that malodorous gas can be generated in the existing garbage room is solved through the deodorization system.

The invention relates to a biomass high solid anaerobic digestion process for the separation and backflow of active sludge, which comprises the following steps of: 1, adding biomass into a high solid anaerobic reactor, and discharging after a reaction; 2, centrifuging the discharged materials by using centrifugal equipment, wherein after centrifugation is performed, an upper layer is a supernatant liquid layer, an intermediate layer is a sludge layer, and a bottom layer is a residual residue layer; 3, allowing the intermediate sludge layer to flow back to the high solid anaerobic reactor, and adding the biomass into the high solid anaerobic reactor; and 4, discharging after the reaction, and circularly performing the steps 2, 3 and 4. By the process, the problems of low loads, long retention period of hydraulic power, incapability of separating the retention period of the sludge from the retention period of microbes and the like in the anaerobic digestion process are solved, the high-load, high-stability and high-efficiency running of the biomass high solid anaerobic digestion process can be ensured, and the high-efficiency energy utilization of the biomass is realized.

The invention discloses an aerobic fermentation-sorting recycling method for household garbage, and the aerobic fermentation-sorting recycling method comprising: spraying an aerobic fermentation promoter in the household garbage, carrying out aerobic fermentation, sorting fermented composted materials, and finally carrying out post-treatment on the sorted different materials. According to the process system disclosed by the invention, full-recycling of the household garbage is realized, totally-closed purification of the waste gas of a treatment field is realized, the wastewater is subjected to full-circulation treatment, the zero emission of the wastewater is realized, and the odor of the household garbage treatment field is eliminated; and an aerobic fermentation bin or the whole treatment field is in a semi-underground mode or even an all-underground mode, so that the situation that the garbage treatment field is dirty and smelly is completely changed.

The invention provides an electrostatic generator dust adsorption and crawler-type garbage transmitting and recycling system applied to urban road cleaning. The electrostatic generator dust adsorptionand crawler-type garbage transmitting and recycling system applied to urban road cleaning comprises a frame, a garbage recycling module and an electrostatic dust removing module; the garbage recycling module and the electrostatic dust removing module are arranged in the frame; the garbage recycling module comprises a garbage sweeping mechanism, a belt conveying mechanism and a garbage collectionbox; and the electrostatic dust removing module comprises an electrostatic generator adsorption mechanism, a crawler-type dust transporting mechanism, an ion fan and a spraying mechanism. Compared with an existing city garbage truck, the electrostatic generator dust adsorption and crawler-type garbage transmitting and recycling system applied to urban road cleaning has the advantages that different sizes of garbage and fine dusts can be collected and treated, the mechanism of the machine can be simplified, the space usage is small, and personalized and lightweight design of the garbage truck is realized.

The invention relates to the technical field of refuse disposal, in particular to a dry and wet separation type squat toilet device. The device is used for separating feces from urine of the human body in life and designed aiming to solve the problems that in an existing rural latrine pit, the urine is mixed with the feces, foul smell can be generated through fermentation, and the environment is seriously polluted. The dry and wet separation type squat toilet device mainly comprises a urine pan, a feces pan, a urine stopping wall, a closer and a closer opening and closing connecting device, wherein anti-slip stripes and a pedal (a closer switch) are arranged on a platform above the urine pan and the feces pan. In use, the urine collected after dry and wet separation enters a urine collection device through a urine discharging outlet, the solid feces obtained after separation enters a feces collector through the feces pan.

The invention discloses a solid waste gasifying system and a solid waste gasifying method. Currently, solid wastes are disposed mainly by incineration so as to cause secondary environmental pollutioneasily. According to the solid waste gasifying system, an air distribution mechanism is arranged at the bottom part of a furnace body; a primary air inlet of the air distribution mechanism is communicated with a gasifying fan by a one-way mixer, and a secondary air inlet of the air distribution mechanism is communicated with an inner cavity of the furnace body by a ring-shaped air duct, and is also communicated with an air outlet of the one-way mixer; a mixed steam inlet of the one-way mixer is communicated with a high-temperature steam outlet; the inner part of the furnace body is divided into an upper empty layer, a drying cavity, a dry distillation cavity, a lower empty layer, a reducing cavity, an oxidizing cavity and an ash slag cavity; dry steam spraying nozzles communicated with a high-temperature steam inlet are distributed in the drying cavity; dry distillation steam spraying nozzles communicated with the high-temperature steam inlet are distributed in the dry distillation cavity; high-temperature steam coils are distributed in the drying cavity and the dry distillation cavity and are communicated with the high-temperature steam inlet and the high-temperature steam outlet;and a dry distillation gas outlet is formed in the upper empty layer and a reducing gas outlet is formed in the lower empty layer. The solid waste gasifying system and the solid waste gasifying method disclosed by the invention have the advantages that the solid waste can be continuously transformed into combustible gas and cured furnace slag for high-temperature sintering, so that the harmless purpose is achieved.

The invention discloses an overflow port of a clean-water reservoir of a water treatment plant. The overflow mainly comprises an overflow well connected with the clean-water reservoir and is characterized in that an overflow weir is arranged in the overflow well, and overflow opening holes are formed between the clean-water reservoir and the overflow well; a shutter is arranged on the side face of the overflow well and is communicated with the outside, an insect-prevention steel wire gauze is arranged over the overflow weir, and insect-prevention steel wire gauzes are arranged over the outer side and the inner side of the shutter. The overflow port smartly combines functions of clean-water overflow and pollution prevention through the overflow opening holes, the overflow weir and the shutter to form a single body capable of realizing double-function requirements; compared with steel flared openings, steel pipes, steel hangers and the like, the overflow port disclosed by the invention has the advantages of simpleness, compactness, practicability and investment saving; when the overflow functional requirements of the water treatment plant (or a pump station) are met, the danger that the clean water is polluted is avoided; the overflow port is very suitable for being applied to the overflow of the water treatment plant (or the pump station).

The invention relates to a deodorant for removing malodor generated in sludge drying, and a preparation method and an application thereof. The deodorant is prepared from 30-98% of water, 0.50-20% of an emulsifier, 0.01-30.00% of a pH regulator, 1.00-25.00% of Moringa Pterygosperma seed oil, 0.0001-1% of a preservative, 0.0001-1% of a perfume, 0.0001-1% of a thickener and 0-1% of a pigment. The deodorant for removing malodor generated in sludge drying covers the emitted malodor by reducing the generation amount of the malodor in the sludge drying process and using the perfume, so the malodor problem in the sludge drying process is fundamentally solved.