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2954 results about "Refuse Disposals" patented technology

Kitchen waste disposer

The invention discloses a kitchen waste disposer. The kitchen waste disposer comprises a rack body, a cylinder lifting and turning device, a switching door cover, a material hopper, a crushing device, a solid-liquid separating device, a squeezing and lifting device, a fermenting and drying device and an oil-water separating device, wherein the cylinder lifting and turning device, the switching door cover, the material hopper, the crushing device, the solid-liquid separating device, the squeezing and lifting device, the fermenting and drying device, and the oil-water separating device are commonly arranged on the rack body. The kitchen waste disposer provided by the invention can sequentially carry out crushing operation and solid-liquid separation operation on kitchen waste, and further carries out squeezing and dehydration operation on solid kitchen waste, fermenting and drying operation on the solid kitchen waste, and oil-water separation operation on liquid kitchen waste, so that the continuous feeding and continuous discharging production process of the kitchen waste disposer can be realized, and the production efficiency is high. The entire kitchen waste disposer is conveniently, intensively and intelligently controlled, and is particularly applicable to kitchen waste disposal in fields in a small-scale area, such as hotels and restaurants.
Owner:SHANDONG URBAN MINING REGENERATION RESOURCE

Harmless disposal method of kitchen garbage

The invention relates to a harmless disposal method of kitchen garbage, which comprises the following steps of: (1) pretreatment: after unloading the kitchen garbage, performing solid-liquid separation, rough crushing, crushing and sorting and performing magnetic separation, and recycling metal substances mixed in the kitchen garbage; (2) hydrothermal hydrolysis: after the pretreatment, adopting the hydrothermal hydrolysis to fully inactivate viruses and bacteria in the kitchen garbage, separating out animal and vegetable fatty oil from the kitchen garbage, and hydrolyzing organic materials at the same time; (3) using the fatty oil obtained in the step (2) as an industrial fatty oil material or further performing deep processing to obtain fatty acid methyl ester or biodiesel; mixing and proportioning the pasty organic materials and then conveying into an anaerobic fermentation system; and conveying large granular organic materials into an aerobic biological fermentation device. The method provided by the invention realizes harmless disposal of the kitchen garbage mainly by the pretreatment and the hydrothermal hydrolysis process, increases the conversion rate of biological energy of the kitchen garbage and increases the economic benefit of kitchen garbage recycling products.
Owner:CHINA URBAN CONSTR DESIGN & RES INST CO LTD +2

Processing method for changing restaurant and kitchen garbage into resource without environmental pollution

The invention relates to a treating method for energy regeneration, resource recovery and pollution free of restaurant garbage, which comprises the steps that separated liquid material is pumped into a swage concentrating pool; then the concentrated liquid material is discharged into a regulating and pretreating pool, in which methane bacteria are inoculated; the pretreated liquid material is discharged into an anaerobic fermentation pool, in which anaerobic bacteria groups are added so that methane gas is generated and the overflowing liquid material from the anaerobic fermentation pool is led to enter an aerobic aerated pool for aerobic reaction; the liquid material after the aerobic reaction is discharged into a sedimentation tank for sedimentation. In the comprehensive utilization of 'swill', the disposing method of the invention carries out anaerobic fermentation and aerobic aerated biochemical treatment to transform part of the energy in the swill into bio-energy which is then transformed into heat energy and finally into electrical energy that is connected with power grid for use. The separated solid material is smashed, dried, sterilized, dehydrated and then added with Chinese herbal medicine to be processed into Chinese herbal medicine compound feeds and fertilizers; meanwhile, the treatment of energy regeneration, resource recovery and pollution free of restaurant garbage for restaurant garbage is realized.
Owner:WUXI KELUN SCI & TECH DEV

Water washing garbage cleaning production treatment method

The invention relates to a water washing garbage treatment method, wherein a purpose of the invention is to achieve urban garbage resource comprehensive utilization. According to the method, urban garbage is cleaned by using a running water washing manner, processes of dehydration, drying, winnowing, ??fine sorting and the like are performed, and classification centralization comprehensive utilization is performed; the water washing garbage sewage is treated through a sewage purifier to be rapidly recycled; and the production process adopts a cleaning production process, and no secondary pollution is generated. According to the present invention, the integrated design comprises water washing garbage sorting classification, fertilizer production through organic matter fermentation, heat supply through combustible combustion, a biogas engineering technology, a sewage treatment system and a plurality of mature application technologies; the urban garbage is adopted as a new urban mineral resource, and a water washing garbage resource comprehensive utilization workshop is established in a garbage landfill collection field so as to eliminate garbage pollution hazards; and sustainable development of large-scale garbage treatment industry is promoted, high economic benefits, social benefits and environmental benefits are generated, and good benefits are provided for humans.
Owner:唐义龙

Garbage treatment device for new energy production and using method thereof

The invention discloses a garbage treatment device for new energy production and a using method thereof. The garbage treatment device comprises a supporting seat, a treatment box is arranged at the upper end of the supporting seat, the rear end of a first rotating shaft is connected with a transmission assembly, a water-pressing assembly is arranged at the upper end of a supporting plate and communicates with a spraying assembly, a material-squeezing assembly is arranged on a transverse plate, and the left side of the material-squeezing assembly is connected with a material-blocking assembly.Crushing rollers on the two sides rotate oppositely to grind and crush garbage, the two crushing rollers and the garbage are cleaned through the water-squeezing assembly and the spraying assembly, through a material-passing cylinder, most of alloys in the garbage can be attracted by electromagnets, a filter plate realizes solid-liquid separation of garbage waste liquid, through downward moving ofa material-blocking plate, the garbage can be intermittently discharged, and the garbage is squeezed by the material-squeezing assembly so that more spaces can be saved for storing the more garbage, the treatment frequency is lowered, smashing rollers on the two sides rotate oppositely to further smash the garbage, thus the garbage is crushed more thoroughly, and the solid-liquid separation efficiency is improved through a vibrating assembly.
Owner:安徽壹聘乐职科技有限公司

Intelligent and Informatized Multi-Vehicle Collaboratively Operating Municipal Refuse Collection and Transfer System and Method

An intelligent and information multi-vehicle collaboratively operating municipal refuse collection and transfer system and method are provided. The system comprises an automated system with multiple-degree of freedom intelligent dustbin grabbing, an operating system with two types of refuse vehicles collaborating, a multi-vehicle collaborative operation information system, and a fixed-point refuse collection operation confirmation and remote monitoring information management system for coordinating overall operation of the systems. The automated system with multiple-degree of freedom intelligent dustbin grabbing system is used for the refuse vehicles to automatically collect dustbins; the operating system with two types of refuse vehicles collaborating comprises a plurality of small- and medium-sized refuse vehicles and large capacity refuse vehicles. The small- and medium-sized refuse vehicles collect refuse in the dustbins according to multi-vehicle collaborative operation information with the support of the multi-vehicle collaborative operation information system, and the large capacity refuse vehicles are used to dock with the collected refuse and transport the refuse out of town with the support of the multi-vehicle collaborative operation information system. The method is the implementation of the above system. The system and method have good operability and high degree of intelligence and provide good results of refuse disposal.
Owner:HUNAN UNIV

Novel treating method of resource recycling of wastes

The invention discloses a treating method of resource recycling of wastes, comprising the following steps of: (1) coarse classification of wastes; (2) pretreatment and gasification of combustible components; (3) an overall process of resource classification, treatment and utilization of the wastes; and (4) combustion power generation of combustible gases, comprising thermal gases generated in the step (2) and the step (3) and combustion power generation of methane introduced into an internal combustion engine. In aspect of municipal solid waste aerobic-anaerobic highly-efficient fermentation technology, the invention solves the difficult problems of slow fermentation starting, long period, difficult bacteria culture and circulation and easy acidosis of municipal solid wastes and simultaneously develops an organic fertilizer production technology aiming at resource utilization of corrodible organic matters; under the same scale, by adopting the treating method, the landfill site is greatly saved and the capitalized cost is only 30 to 50 percent of incineration power generation, which is equivalent to sanitary landfill; and the waste treatment and operation cost does not reach one half of incineration and is close to the cost of the sanitary landfill.
Owner:GUANGZHOU INST OF ENERGY CONVERSION - CHINESE ACAD OF SCI

Raw trichoderma asperellum strain, bactericide and application of raw trichoderma asperellum strain and bactericide in treatment of organic waste

The invention belongs to the technical field of microorganisms, and particularly relates to a biocontrol strain, namely trichoderma asperellum T-1, for highly producing composite cellulose degrading enzyme. The trichoderma asperellum T-1 is preserved at the China General Microbiological Culture Collection Center on September 24, 2014; and the preservation number is CGMCC 9722. The invention also provides a waste composting bactericide prepared from the trichoderma asperellum T-1 and an application of the waste composting bactericide in treatment of the organic waste. The trichoderma asperellum T-1 provided by the invention is rapid in growth, high in spore-producing ability, and high pH tolerance; a plurality of cellulose materials can be taken as substrates; and the trichoderma asperellum T-1 is a member of biocontrol bacteria, and can be applied to planting of crops to prevent diseases. By adding the trichoderma asperellum T-1 provided by the invention to the organic waste, the penetrating fluid generated by waste composting can be reduced; the degradation efficiency of the cellulose materials in the waste can be improved; and the quality of the waste composting product is improved.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES

Resourceful cyclic utilization technology for household and building rubbish

The invention discloses a resourceful cyclic utilization technology for household and building rubbish. The technology comprises the steps that firstly, the rubbish is fermented, percolate treatment is conducted, the rubbish is conveyed into a pyrolysis gasifier, and methane is used for supporting combustion; secondly, the rubbish is combusted, and coke residues are stored and left for use; thirdly, high-temperature smoke is subjected to heat absorbing and recycled to be guided into a tunnel kiln for air drying of sintered green bricks; fourthly, the coke residues and fly ash are conveyed to the tunnel kiln for brick sintering; fifthly, recycled water and process cooling water are used for green brick manufacturing and stirring, and high-temperature steam is used for power generation; sixthly, the building rubbish is roughly broken, impurity removing is conducted, secondary fine breaking is conducted, impurity removing is conducted, and recycled aggregate is screened and used; seventhly, the recycled aggregate with the particle size being 3 mm-10 mm is used for manufacturing hollow blocks; and eighthly, recycled fine powder with the particle size being smaller than 3 mm is used for brick sintering. The resourceful cyclic utilization technology has the beneficial effects that the household rubbish, the building rubbish and the brick sintering technology are organically combined, waste water reaching the standard, the coke residues, the fly ash, the high-temperature smoke, steam and generated electricity are utilized in rubbish treatment and brick sintering, the rubbish is thoroughly utilized, secondary pollution is eliminated, the household rubbish and the building rubbish are cyclically utilized, and waste is turned into wealth.
Owner:于继林

Human household garbage disposition and recycling method

The invention provides a human household garbage disposition and recycling method. The human household garbage disposition and recycling method comprises following steps: 1) human household garbage is sieved using a bouncing sieve so as to divide the human household garbage into an oversize light material, an oversize heavy material, and an undersize material; 2) the oversize light material is subjected to secondary crushing and secondary squeezing and dewatering, an obtained product is subjected to refuse derived fuel (RDF) treatment; the oversize heavy material is subjected to sorting firstly, an obtained residue is subjected to sorting using a magnet separator, and an obtained material is subjected to RDF treatment; the undersize material is subjected to squeezing and dewatering, an obtained solid material is subjected to secondary sorting using a secondary separating sieve, an obtained secondary oversize product is subjected to sieving using the magnet separator, an obtained nonmetallic substance is subjected to secondary crushing and secondary squeezing and dewatering, and an obtained processed product is subjected to RDF treatment. According to the human household garbage disposition and recycling method, fermentation chamber ponds and fermentation equipment are not needed; the human household garbage disposition and recycling method is friendly to the environment, is very suitable for city building, and is relatively in cost, so that the human household garbage disposition and recycling method is especially suitable for small and medium garbage disposal plants in medium and small towns.
Owner:上海程胜环保科技有限公司

Low-temperature dry distillation and high-temperature quick thermal decomposition treatment process method for municipal domestic garbage

The invention discloses a low-temperature dry distillation and high-temperature quick thermal decomposition treatment process method for municipal domestic garbage, and belongs to the technical field of treatment and utilization of the municipal domestic garbage. The method uses flammable gas generated in the high-temperature decomposition process to pretreat and dry the garbage and to heat a thermal decomposition furnace, gets rid of the garbage and changes waste material into things of value without exterior energy consumption, and achieves cyclic utilization of the garbage regeneration energy. The successful research and development of the yin and yang cyclic high-temperature thermal decomposition furnace solves key technology problem of garbage high temperature thermal decomposition technology and device. An organic garbage pressing molding technology effectively guarantees garbage batch treatment and heat value of regeneration carbon. The high-temperature thermal decomposition in a close anoxia condition in the garbage treatment process and use of additive restrain and eliminate the generation of the dioxin, and no dust or exhaust gas is directly discharged, so that a secondary pollution problem is solved. A garbage volume reduction rate and a resource use ratio are maximized.
Owner:RIZHAO FUTAI ENVIRONMENT SCI & TECH GO

Crushing and sorting disposal system for construction waste

InactiveCN110813483ARefined and more efficient classification and screeningFull recoveryGrain treatmentsEnvironmental engineeringRefuse Disposals
The invention provides a crushing and sorting disposal system for construction waste and belongs to the technical field of construction waste disposal. The crushing and sorting disposal system for theconstruction waste specifically comprises a construction waste dumping site, a vibration feeder, a primary crushing and screening unit, a light substance flotation selecting unit and a secondary crushing and screening unit which are arranged in sequence. The primary crushing and screening unit crushes bulk construction waste and carries out primary screening on the bulk construction waste. The light substance flotation selecting unit carries out flotation selecting on raw materials obtained after crushing, screening and impurity removing, light substances and heavy materials are obtained, andthe heavy materials enter the secondary crushing and screening unit to be crushed into needed particle size and screened into recycled aggregate with different particle sizes. According to the crushing and sorting disposal system for the construction waste, the construction waste is divided into soil materials, waste wood, waste metal and steel and recycled aggregate with different particle sizes, finer and higher efficiency sorting and screening of the construction waste are achieved, and full recycling and resource utilization of all parts of the construction waste are achieved.
Owner:汉江城建集团有限公司

Equipment and method for integrally treating sludge and household garbage in town sewage treatment plant

The invention relates to equipment and a method for integrally treating sludge and household garbage in a town sewage treatment plant, wherein the integrated treating equipment consist of a sludge bin and a garbage bin which are not mutually communicated; two sludge reaction chambers are formed in the sludge bin; the garbage bin is wrapped on the outer layer of the sludge bin; in the garbage bin, anaerobic composting is adopted at high temperature period to ensure the garbage composting effect, and gases generated by the anaerobic composting can be used for stirring in the sludge bin to improve the anaerobic digestion effect of sludge; aerobic composting can be adopted at low temperature period to ensure the composting effect; and in the anaerobic digestion process of the sludge bin, heat can be taken out from the garbage bin to ensure the moderate temperature or high temperature condition required by sludge digestion to reduce the energy consumption in the sludge and garbage treatment process. Under the aerobic composting condition, when the fermenting temperature in the garbage bin is 35-40 DEG C, the temperature condition for mesophilic digestion in the sludge bin can be ensured, the treated sludge has good dehydration property and the organic content is obviously reduced.
Owner:CHONGQING UNIV
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