38results about How to "Guaranteed to be harmless" patented technology

The present invention relates to a technique which utilizes animal and poultry feces as material to prepare biogas underground by anaerobic fermentation, which belongs to the technical field of environment-friendly energy. The technique utilizes the cheap animal and poultry feces as material, in which liquid dung or active sludge perennially accumulated in a farm is added when fermentation is started; high temperature can ensure good growth, thus increasing fermentation efficiency; by a high temperature of 58 DEG C plus or minus 1 DEG C and 8 to 30 grades of anaerobic fermentation, the degradation period of feces and sludge can be shortened; harmful bacteria can be thoroughly sterilized in order to ensure harmlessness; moreover, the post-fermentation biogas residue and biogas slurry can be used as high-quality organic manure; and the produced residual heat can be used for fermentation heat supply or factory heat preservation and heating.

The invention relates to a hypersonic PLIF (Plane Laser Induced Fluorescence) wind tunnel experiment method based on acetone tracer. A hypersonic PLIF imaging diagnosis system based on acetone tracerincludes a laser source system, a sheet-shaped light beam shaping system, a PLIF image detection system and an acetone tracer supply system, and is characterized by taking the acetone as tracing particles, performing particle emission in the vacuum environment of a conventional hypersonic wind tunnel, obtaining a fluorescence signal of the acetone in the hypersonic flow field, applying the PLIF measurement technique to obtain a two-dimensional image of the hypersonic flow field.

The invention provides a household garbage treatment method and treatment system. According to the treatment method, household garbage is broken, recoverable garbage is sorted out, and an anti-corrosion modifier is added to be stored; the stored garbage is subject to breaking, and hot air drying and grinding of a cement kiln, powder selection is carried out, and granule matter is burnt. In the process, the garbage is subject to drying and grinding and then is burnt, the side effect of garbage water or garbage waste gas on safety operation of a cement kiln system can be reduced as far as possible, the secondary pollution is reduced, harmless, low-cost and low-investment treatment of household garbage is ensured, and the method and system meet the sustainable development circular economy direction. According to the treatment system, the special advantage of the cement kiln is sufficiently used, in combination with the garbage system, the capital investment is reduced, the garbage treatment capacity is improved, garbage applicability is improved, and the system is a harmless, recycling and low-cost treatment system.

The invention provides a sludge treatment method and treatment system. The treatment method comprises the following steps: discharging sludge into a sludge storage pond, and adding an anti-corrosion modifier and evenly mixing for storage; exporting sludge and delivering sludge into an agitator, and adding an alkaline modifier, evenly mixing and then ageing to obtain a sludge derived cement raw material; entering a vertical bushing dispersing and grading and drying furnace for dispersing, grading and drying, sorting out small-particular materials and large-particular materials, performing further grinding to the large-particular materials, then repeatedly circulating dispersing, grading, drying and grinding processes until all sludge become small--particular materials; and delivering the small-particular materials into a cement kiln tail smoke chamber for incineration. The sludge treatment method and the treatment system effectively overcome the negative influence factor during cooperative treatment of sludge during production in a cement kiln, forcibly conduct anti-corrosion modification to the sludge, reasonably treat waste gas and moisture in sludge, effectively control various effective elements of sludge carried in the cement kiln, avoid the situations influencing the cement kiln, and realizes the harmless treatment of sludge.

The invention relates to a vehicular medical waste quick ashing system. The vehicular medical waste quick ashing system comprises a medical waste ashing system and is characterized by comprising a loading vehicle, and the medical waste ashing system is arranged on a vehicle body. A square incinerator body is partitioned by a vertical guide baffle with an upper right opening into a first combustion chamber and a second combustion chamber in longitudinal parallel, a vertical guide baffle with a lower left opening is parallel to the vertical guide baffle with the upper right opening and arranged in the second combustion chamber to partition the second combustion chamber into two sub-chambers in longitudinal parallel, and combustors are arranged corresponding to the two sub-chambers of the vertical guide baffle with the lower left opening and the first combustion chamber. A smoke quenching tower and a desulfurization and purification device are set as a smoke quenching, desulfurization and purification integrated device which comprises the smoke quenching tower, a spraying desulfurization and purification tower, a cooling water tank and an alkali liquor tank. An exhaust chimney is a rotary up-and-down type exhaust chimey, and the system further comprises a power generator. The vehicular medical waste quick ashing system has the advantages of easiness in movement, capability of treating medical wastes anytime anywhere, prevention of environment pollution, and protection of people's physical health.

The invention relates to an aerobic composting waste heat power generation system and a working method thereof, and belongs to the field of organic solid waste resource utilization. The system comprises a waste collection device, a main composting reaction chamber, a waste heat power generation device and a tail gas collection device, wherein a heat conduction cover is arranged at the top of the main composting reaction chamber, the upper space of the main composting reaction chamber is a waste reactor body, the lower space of the main composting reaction chamber is a leachate collection device, a filter screen is arranged between the upper space and the lower space, and the main composting reaction chamber is further connected with an aeration device; the bottom of the heat conduction cover is connected with the reactor body through a heat conduction rod; a waste heat power generation device is installed on the upper surface of the heat conduction cover and is formed by connecting a plurality of semiconductor thermoelectric power generation pieces in series, wherein the electric energy generated by the semiconductor thermoelectric power generation pieces is transmitted to an electricity storage and supply device. According to the invention, heat can be recovered from organic wastes while the organic wastes are treated, and the problem of secondary pollution caused by excessivewaste heat of traditional compost is solved.

The present invention provides a method for producing a biological organic fertilizer from abamectin fermentation waste residue. A main raw material of abamectin fermentation waste residue and auxiliary blending materials of straw and chicken manure are treated with aerobic fermentation; an abamectin residue degradation microbial inoculum is added during the aerobic fermentation process to help accelerating degradation of the abamectin residue, under high temperature, ventilating and aerobic conditions. Field tests show that the biological organic fertilizer prepared by the method provided by the invention can not only substitute a conventional biological organic fertilizer to be used in agricultural production, but also has obvious yield increasing effect, so as to realize harmlessness and resource utilization of the avermectin waste residue compost.

The present invention discloses a tricholoma matsutake fresh seasoning material, which comprises the following components: mushroom powder, edible salt, apple powder, corn powder, carrot powder, cabbage powder, sea sedge powder and grosvenor momordica fruit powder, and the mushroom powder comprises tricholoma matsutake powder, shiitake mushroom powder, straw mushroom powder and pleurotus eryngii powder. The processing method comprises the following steps: S1, cleaning mushrooms, apples, corns, carrots and cabbage, performing dicing, carrying out vacuum freeze drying, respectively crushing thedried raw materials, grosvenor momordica fruits and sea sedge, performing uniform mixing according to a ratio, and performing sieving; S2, adding a proper amount of water into the sieved mixture, anduniformly performing stirring; S3, granulating the uniformly stirred materials by adopting a granulator to obtain granular materials; and S4, performing hot air drying on the granular materials by using drying equipment, and then performing screening so as to obtain the uniform granular seasoning. The selected raw materials are high in nutrient content, have a health-care effect and do not have side effects on bodies, and meanwhile, a hot air-vacuum freezing combined drying technology is adopted, so that nutrient loss is reduced.

The invention discloses an urban sludge low-temperature hydrothermal carbonization coal production recycling system which greatly improves the combustion value of biochar and enhances the sludge incineration efficiency through a vacuum drying and squeezing system. A phosphorus recovery device is added to recover phosphorus in sewage and develop the additional value of phosphorus. The integrated system comprises a feeding system, a carbonization system, a heat exchange system, a discharging system, a dehydration system, a dosing system, a phosphorus recovery system, an automatic control systemand the like, and is characterized in that the excess sludge is converted into green fuel (charcoal), and phosphorus is recovered, so that the excess sludge is harmless, stable, reduced, recycled, economical and efficient. According to the technology, urban sludge low-temperature hydrothermal carbonization coal production recycling is provided, and sludge is pyrolyzed in an anaerobic environment to produce biochar. The biochar formed after hydrothermal carbonization and vacuum drying and squeezing is high in combustion value, environmentally friendly, high in resource utilization rate and remarkable in energy conservation.

The invention belongs to the technical field of tobaccos, and particularly relates to a cigarette/cigar filter tip stick prepared from natural materials. The cigarette/cigar filter tip stick is prepared from, by mass, 100-150 parts of active carbon granules, 60-90 parts of plant fibers, 110-140 parts of wheat, 50-80 parts of barley, 30-70 parts of corn, 40-60 parts of buckwheat, 10-40 parts of rice, 5-15 parts of sesame, 5-110 parts of a vegetable adhesive, 5-20 parts of a vegetable preservative, 30-150 parts of a plant fermentation agent and 10-25 parts of water. The problems are solved thatwhen an existing cigarette filter tip burns, a lot of smoke can be generated, and the filter tip is not easily degraded; through the cooperation of the natural materials and the active carbon, the filter tip stick is good in filter effect and high in environmental friendliness, and the cigarette/cigar filter tip stick achieves the effect of reducing the harm of the smoke to the human body.

The invention discloses a spliced ​​stool, which comprises an upper stool frame, a lower stool frame, a support part and a stool surface, and the support part includes an upper support bar, a vertical insert block and a lower support bar; the upper end of the upper support bar is connected to the The upper stool frame is connected with mortise and tenon, the lower end of the upper support bar is connected with the upper end of the vertical insert block, the lower end of the vertical insert block is connected with the upper end of the lower support bar, and the lower support bar The lower end is connected with the lower stool frame by mortise and tenon; the stool surface is arranged on the upper part of the upper support bar, and the two ends of the stool surface are provided with handle holes. The overall stool surface is in the shape of a groove, and the stool surface There is a soft pad as a sitting surface on the top, a number of through holes are arranged on both ends of the upper stool frame and the lower stool frame, and there are holes between the two ends of the upper stool frame and the two ends of the lower stool frame. a hemp rope, and the hemp rope passes through the through hole. The invention has the advantages of simple structure, easy assembly, easy disassembly and assembly, convenient transportation, firm structure and beautiful appearance.

The invention discloses an automatic cleaning line for high-risk chemical containers and belongs to the technical field of cleaning machinery. A drive motor is used as a drive device. A hanging device comprises hangers, hanging arms, rail support rods, a rotary table, a circular rail and an ascent rail. The ascent rail and the circular rail form an integral rail. One end of each hanging arm is connected with the rotary table, and the other end of each hanging arm is connected with one hanger. The middle of each hanging arm is connected with the integral rail. The drive motor drives the hanging devices through a transmission device. A cleaning device comprises a circular cleaning tank, air mixing pipes, an air pump and more than two partitions. The partitions divide the circular cleaning tank into different areas. The air mixing pipes are mounted at the bottoms of the areas, and overflow occurs between each two areas, and the overflow is in the direction opposite to the rotation direction of the rotary table. The automatic cleaning line for high-risk chemical containers is mainly used for solving the environmental problem that the high-risk chemical containers not cleaned or not fully cleaned endanger life safety of human and livestock.

The invention belongs to the technical field of flue gas treatment, and particularly relates to a plasma desulfurization device and method. The plasma desulfurization device comprises an air inlet, anair outlet and a reaction container, wherein the reaction container is made of ceramic, the outer ring of the reaction container is provided with a wire, the wire is connected with a current as an alternating current, the reaction container is filled with a filler, and the filler is a mixture of sponge iron and quartz sand the plasma desulfurization method mainly comprises the following steps: agas source is introduced, the current is connected, hydrogen sulfide is removed and the gas source is discharged out, wherein when the hydrogen sulfide is removed, the hydrogen sulfide is subjected toionization decomposition under high-frequency oscillation of electromagnetic waves, and the hydrogen sulfide which is partially non-ionized into plasma reacts with the heated sponge iron to generateferric sulfide. The desulfurization device is simple in structure, is combined with a plasma desulfurization and precipitation desulfurization method for desulfurization, and is high in desulfurization efficiency, simple in equipment maintenance, long in service life and low in energy consumption.

The invention discloses a crusher with a self-cleaning function. The crusher is characterized in that a high pressure spray gun (with multiple nozzles) is placed on a working shaft to flush with an acid liquid or clean water, and the acid liquid or clean water and crushed materials together enter a reaction kettle directly for further treatment, so that a harmless link is guaranteed. In addition, the material of the crusher is also improved, so that the crusher is heat-resistant and corrosion-resistant and long in service life.

The invention discloses a comprehensive thermal energy utilization method for a multi-hearth furnace sludge pyrolysis system. The comprehensive thermal energy utilization method comprises the following steps: mixing and sufficiently combusting a pyrolysis process tail gas with secondary air blown by an air blower inside a secondary furnace, feeding high-temperature fume which is finally generated and comprises a small amount of dust type pollutants and trace acid gas components into a waste heat steam boiler, generating medium-pressure over-heated steam, feeding into a mud cake conveying pump group at the front end of a pyrolysis process and a main draft fan at the tail end of the pyrolysis process, and enabling the medium-pressure over-heated steam to directly drive the mud cake conveying pump group and a turbine in the main draft fan at the tail end of the process. According to the method, the thermal energy of the pyrolysis process tail gas and the high-temperature fume is recycled and utilized by using the waste heat steam boiler, the generated over-heated medium-pressure steam is applied to a turbine driving medium of a high-power electric appliance, a heat source medium of a sludge supplementing drying device, a heat-preservation/heating medium of a raw material sludge storage cabin and preparation solution/washing inlet water (hot water) of a scrubber tower in a gradient manner, and thus the comprehensive utilization efficiency of fume thermal energy is improved.

The invention discloses a cold cloud catalyst for spraying aerocolloid at high altitude and reducing fog and haze, and a preparation method thereof. The cold cloud catalyst is prepared from the following components in parts by weight: purified lake water, silver iodide, sulfosuccinate, disodium mono(polyoxyethylene alkyl)sulfosuccinate, 3-amino-N,N-diethyl-4-methoxybenzenesulfonamide, 1-amino-4-hydroxyl-9,10-amerantrone, 1-amino-4-anilino-2-bromoanthraquinone, sodium dodecyl sulfate, copper nanoparticles, 4-bromo-1-amino anthraquinone-2-sulfonic acid, polyoxyethylene polyoxypropylene ether, 1-amino-2-anthraquinonecarboxylic acid, N-alkylbenzotriazole, 2-(6-methyl-2-benzothiazolylazo)-5-diethylamino-phenol and dialkyl sulfosuccinate. The cold cloud catalyst has the advantages that particulate pollutants are removed from the air by a new technology of performing low-tension and efficient purification on the air polluted by fog and haze, so that the particles are dispersed and absorbed; and the catalyst can reduce the surface tension, is simple in structure and convenient to operate, and can realize automatic control.