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83results about How to "Thoroughly deodorized" patented technology

Innocent comprehensive approach method for human feces by biotechnology

The invention relates to a method for realizing harmless comprehensive treatment of human excrements through adopting biotechnology, in particular to a comprehensive technology used for the harmless centralized treatment of human excrements in urban areas. The method comprises the following steps that: (1) human excrements, aquatic plants and terrestrial plants are added in a fermenter, and then a composite strain mixed solution of microzyme, bacillus and lactobacillus is fed into the fermenter so as to carry out aerobic fermentation and anaerobic fermentation in turn; (2) the biogas generated during fermentation is fed into a biogas generating set so as to generate electricity; (3) the products after fermentation undergoes solid-liquid separation, and the solid fermentation products are made into solid organic fertilizer through dewatering, drying, preparation and regranulation; (4) the liquid fermentation products is obtained after solid-liquid separation undergo decoloring, filtration and settlement layering, in the liquid, the sublayer liquid in the solution is made into liquid organic fertilizer through coarse filtration, secondary filtration, sterilization and preparation and the supernatant is made into rinsing meeting effluent standard through aeration and settlement filtration. The method can realize clean, environment-friendly and energy-saving ecological production.
Owner:昆明伽得科贸有限公司

Wet sludge anhydration burning processing system and process

The invention relates to a wet sludge drying and incineration processing system. The system comprises a low-temperature pyrolytic reaction device, a centrifuging filtering device, a steam condensation device, a filtrate recovery device and a sludge incineration device; the low-temperature pyrolytic reaction device is used for carrying out low-temperature pyrolytic reaction between wet sludge and saturated steam in order to convert macromolecular organics in the wet sludge into low-molecular organics and destroy a sludge water-holding structure; the centrifuging device is used for carrying out centrifuging filtering to the wet sludge after pyrogenation; the steam condensation device is used for condensing and collecting bled steam converted from saturated steam in the low-temperature pyrolytic reaction device; the filtrate recovery device is used for collecting filtrate produced in the centrifuging device and for collecting condensed fluid from the steam condensation device; the sludge incineration device is used for incinerating semidry sludge after being dehydrated in the centrifuging device and insoluble gas remained in the steam condensation device as fuel. The system also relates to a process for carrying out the processing of wet sludge drying and incineration by adopting the processing system. The system and the process can solve the problem of sludge resource regeneration in a mode of environmental protection, energy conservation, high resource utilization rate and low operating cost.
Owner:SHENZHEN ECO SOLUTION TECH CORP

Device and method for purification treatment of gas of medical waste non-incineration treatment

The invention discloses a device and a method for purification treatment of gas of medical waste non-incineration treatment. The device and the method comprise the following structure and the following treatment process: exhaust gas goes into a gas buffer tank, and online detection of the exhaust gas composition is carried out; then the exhaust gas goes into a gas pretreatment device and is subjected to heat exchange with a heat exchanger; next, the exhaust gas goes into the interior of a reaction tower through a pipeline and an inlet at the lower end of the reaction tower, then flows from bottom to top, and successively passes through microorganism filler layers, an activated carbon filler layer and a photocatalytic reaction layer; after being subjected to three-time purification in the tower, the exhaust gas is discharged from the top of the reaction tower, then goes into the bottom of a water washing device through a pipeline, and at the same time, goes into the top of the water washing device for elution with water; sewage is discharged from the bottom of the water washing device, sewage treatment is carried out, and the water-washed air is exhausted from the top of the water washing device. Three treatment means are reasonably combined to control VOC and odor components in the exhaust gas; and compared with a single method, the combined three treatment means have more thorough exhaust gas treatment, basically eliminate odors, and have the VOCs removal rate which reaches more than 95%.
Owner:TIANJIN UNIV

Combined type steam oven and self-odor removal method thereof

The invention discloses a combined type steam oven and a self-odor removal method thereof. The combined type steam oven comprises a box body and an inner cavity, and a box door is installed at an end opening of the inner cavity. The combined type steam oven is characterized in that a left odor removal pipe and a right odor removal pipe are separately arranged on two sides of the inner cavity, the left odor removal pipe and the right odor removal pipe communicate with the inner cavity, an exhaust pipe and a fresh air machine are arranged on the back surface of the box body, the exhaust pipe is connected with the right odor removal pipe, and the fresh air machine is connected with the left odor removal pipe. An air changing odor removal system is additionally arranged in the box body, the purpose of thorough odor removal is achieved by changing air in the steam oven, so that the steam oven continuously steam and bake different food, and mouthfeel and odor of the food cannot be affected. A reversing air bellow is further arranged to reach the purpose of automatically changing wind direction of the left odor removal pipe and the right odor removal pipe, so that two kinds of wind flow directions are separately formed in the inner cavity, complete extrusion and changing the air in the steam oven are realized by virtue of the two kinds of wind flow blowing, and thorough odor removal is achieved.
Owner:浙江蓝炬星电器有限公司

Fresh water polyculture fish compound biological pesticide fertilizer and preparation method thereof

The invention discloses a fresh water polyculture fish compound biological pesticide fertilizer and a preparation method thereof. A formula of the fresh waterpolyculture fish compound biological pesticide fertilizer consists of the following components in parts by weight: 50-60 parts of chicken manure, 20-25 parts of acidolysis residues, 10-15 parts of straw powder, 8-10 parts of egg shell powder, 0.1-0.2 part of bacillus subtilis, 0.1-0.2 part of aspergillus oryzae, 0.1-0.2 part of brewer's yeast, 8-10 parts of celastrus orbiculatus, 3-4 parts of azadirachta indica, 4-6 parts of monkshood, 3-5 parts of coptidis rhizome, 2-4 parts of copper sulfate, 12-14 parts of potassium sulfate, 12-14 parts of ammonium bicarbonate, 10-15 parts of calcium superphosphate and 12-14 parts of urea. According to the fresh water polyculture fish compound biological pesticide fertilizer, fermented organic substances and inorganic fertilizer are mixed, and Chinese herbal medicine juice with an insect killing function is added, so that the fresh water polyculture fish compound biological pesticide fertilizer is good in water solubility, can quickly cultivate planktons in a pond to provide baits for the polyculture fish, can improve water quality, can increase dissolved oxygen, can restrain and reduce diseases, and can regulate a micro-ecological environment in offspring seed organisms of the polyculture fish to improve the immunity of the polyculture fish.
Owner:旌德县鸿雁养殖有限公司

Intelligent garbage collecting system

The invention discloses an intelligent garbage collecting system. The intelligent garbage collecting system comprises a garbage conveying device and a garbage collecting device, wherein the garbage collecting device comprises a plurality of steam nozzles, a temperature sensor, a heating device, an extruding device, an oscillating device and a control device; the garbage extruding device is arranged at the upper part of the garbage collecting device, the plurality of steam nozzles are arranged on the side wall of the garbage collecting device, and the steam nozzles communicate with the garbagecollecting device through gas guide pipes; and the temperature sensor is arranged at the upper part of the left side wall inside the garbage collecting device, the heating device is arranged at the upper part of the right side wall inside the garbage collecting device, the oscillating device is arranged at the bottom of the garbage collecting device, and a waste liquid collecting tank is arrangedbelow the oscillating device. According to the intelligent garbage collecting system, garbage which is of a large object can be extruded through the intelligent garbage collecting device, the space issaved, meanwhile, the garbage is disinfected and deodorized, and the system is reasonable in structural design and simple to operate.
Owner:张嵩

Chemical co-production device of preparing organic fertilizer from livestock and poultry manures

The invention discloses a chemical co-production device of preparing an organic fertilizer from livestock and poultry manures, and belongs to the technical field of organic fertilizer production equipment. The chemical co-production device comprises a homogenization storage tank, a solid-liquid separator, a groove type fermentation tank, a ventilation aeration element, a heat collection element, and a power supply. Through the ventilation aeration element, manures will not enter an aeration pipeline, the aeration pipeline will not be obstructed, the aeration process is guaranteed, and enough oxygen is supplied to the organic fertilizer to ensure the quality of the produced organic fertilizer. By utilizing the ventilation aeration element, air flows out in a spiral form, the wind power is increased, the air ejected in a spiral form is broken into a plurality of air bubbles, and the aeration efficiency is improved therefore. Through a deodorizing element, the odor generated by the fermentation in the groove type fermentation tank is processed centrally; the manures are recycled and reused, the energy consumption and discharge are reduced, and the provided device has the advantages ofuniform aeration, high production efficiency, energy saving, and reduced emission, and is suitable for popularization.
Owner:GUANGDONG UNIV OF PETROCHEMICAL TECH

Sewage and sludge processing system

The invention discloses a sewage and sludge processing system. A cloth filter is connected with an ultraviolet disinfection tank; a coarse screen, an influent pump station, an aerated grit chamber, a fine screen, a photochemical pool, an anaerobic tank, a anoxic tank, an MBBR biological reaction tank, a secondary sedimentation tank, a two-stage pumping station, a coagulative sedimentation tank, the cloth filter, a disinfection oxidation pond and a clear-water reservoir are connected successively; the clear-water reservoir is connected with a suction well and an efflux pump station successively; the photochemical pool is connected with the MBBR biological reaction tank; the secondary sedimentation tank is connected with the photochemical pool and then connected with pipelines behind the photochemical pool; the MBBR biological reaction tank is connected with the disinfection oxidation pond; the coagulative sedimentation tank is connected with a sludge concentration tank, a sludge homogeneous tank, a sludge dewatering machine and a sludge filter press in order; the secondary sedimentation tank is connected with a pre-concentration tank; the pre-concentration tank is connected with a sludge concentration machine, a digestion tank and a post-concentration tank in order; and at the same time, the pre-concentration tank and the post-concentration tank are connected with a sludge conditioning tank. With the sewage and sludge processing system, the sewage processing quality is improved; and regression of an ecological system is achieved.
Owner:SHANDONG PACIFIC ENVIRONMENTAL PROTECTION

Spiral self-preheating deodorization furnace and waste gas deodorization process using same

The invention provides a spiral self-preheating deodorization furnace and waste gas deodorization process using the same. The spiral self-preheating deodorization furnace comprises an inner cylinder, an outer cylinder and a spiral guiding plate. The outer cylinder comprises a preheating chamber and a combustion chamber. The top portion of the inner cylinder is communicated with the combustion chamber of the outer cylinder. The spiral guiding plate is arranged on an outer wall of the inner cylinder in spiral mode from the bottom to the top. A waste gas inlet is arranged at the bottom side of the outer cylinder. The waste gas inlet is communicated with the preheating chamber. A gas inlet is arranged on the top side of the outer cylinder. The gas inlet is communicated with the combustion chamber. The gas inlet is tangential with an outer wall of the combustion chamber. A waste gas outlet is communicated with the bottom of the inner cylinder. The spiral self-preheating deodorization furnace can adapt to deodorization processing of different foul gas substances with high concentration and large gas quantity, is stable and reliable in operation and does not require special pre-processing, such as heating, humidifying, on the foul gas. Operation cost is low, covered area of equipment is small, operation and maintaining are simple, and the spiral self-preheating deodorization furnace can provide heat for other systems.
Owner:CECEP BOTH HUBEI ENVIRONMENT ENG & TECH

Greenhouse film covering forced ventilation aerobic composting method

The invention discloses a greenhouse film covering forced ventilation aerobic composting method which comprises the following steps of mixing rice and wheat straws, vines, livestock and poultry excrement and urine, perishable garbage and garden wastes in proportion, and putting the mixture into a composting body space of a greenhouse film covering forced ventilation aerobic composting system for composting. According to the system, a composting body space is defined by an expanded polytetrafluoroethylene film, a composting body side wall and a composting body ground, a ventilation groove is formed in the composting body ground, a greenhouse framework is arranged above the expanded polytetrafluoroethylene film and covers a plastic greenhouse film, and the plastic greenhouse film is providedwith an air inlet; the forced ventilation device extracts air from the space between the plastic greenhouse film and the expanded polytetrafluoroethylene film and leads the air into the ventilation groove, and after 20 days of composting and when the temperature of the compost is reduced to 50 DEG C or below, the expanded polytetrafluoroethylene film is removed to enable the compost to be exposedto the lower portion of the plastic greenhouse film. According to the method, turning and turning treatment is not needed during composting, odor escaping in the whole composting process is circularly fed into the composting body through the forced ventilation system, the deodorization and ventilation effects are achieved, and the overall operation cost is low.
Owner:常熟市小强农业发展有限公司

Odor purification integrated device

The invention relates to the technical field of waste gas treatment. The invention discloses an odor purification integrated device. The odor purification integrated device comprises a box-type shell,and a plasma purification unit, multiple stages of spraying assemblies, and a fan which are arranged in the box-type shell, wherein an air inlet and an air outlet are respectively formed in two endsof the box-type shell; the plasma purification unit is located at the end, close to the air inlet, of the box-type shell. The fan is positioned at one end, close to the air outlet, of the box-type shell; the multiple stages of spraying assemblies are positioned between the plasma purification unit and the fan; each stage of the multi-stage spraying assembly comprises a spraying head and a water tank located below the spraying head, a fluff-shaped honeycomb reaction layer is further arranged between the spraying head and the water tank of at least one stage of spraying assemblies, and the fluff-shaped honeycomb reaction layer is installed in the box-type shell through a hanging frame. The device is small in size, good in occupied area effect and suitable for small-air-volume waste gas treatment projects, low-temperature plasma and multi-stage washing, adsorption and reaction combined purification is adopted, and a better deodorization effect can be achieved.
Owner:重庆明道环保科技有限公司
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