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97results about How to "Improve pyrolysis effect" patented technology

Bio-safety disposal method for dispelling dichlorodifluoromethane by induction heating and pyrolysis induction heating furnace

The invention relates to a bio-safety disposal method for dispelling dichlorodifluoromethane by induction heating and a pyrolysis induction heating furnace. The method is characterized by comprising steps of carrying out pyrolytic reaction on a preheated feed gas which is a mixed gas of dichlorodifluoromethane, steam and air in a high-temperature environment generated by induction heating and carrying out absorption and inversion on pyrolysis products, wherein the proportioning of the feed gas is as follows: the flow ratio of the steam to the dichlorodifluoromethane is shown in the specification, the flow ratio of the air to the dichlorodifluoromethane is shown in the specification, and in the formula, a, b and c are respectively the number of carbon, hydrogen and halogen atoms of one dichlorodifluoromethane molecule. The pyrolysis induction heating furnace is characterized in that a crucible in the traditional pyrolysis induction heating furnace is internally provided with an acid corrosion resistant and thermostability bending-shaped metal coiler, the supply frequency is 10-300kHz and the power is 10-50kW. The invention has the advantages of quick warming speed, little power consumption, high energy utilization rate and pyrolysis efficiency, convenient starting operation, good operation safety and easy scale realization.
Owner:TIANJIN HEJIA VEOLIA ENVIRONMENTAL SERVICES

Technology and device for pyrolyzing biogas residues by molten salt and preparing phenol compounds

The invention discloses a technology and a device for pyrolyzing biogas residues by molten salt and preparing phenol compounds. The device for pyrolyzing the biogas residues by the molten salt and preparing phenol compounds comprises a biogas residue smashing and feeding device, a pyrolysis reaction device and a product collecting and treating device, wherein the pyrolysis reaction device comprises a pyrolysis reaction kettle, a separation column arranged in the pyrolysis reaction kettle, a stirring device and an electric heating sleeve arranged on the outer side of the pyrolysis reaction kettle, a cavity in the pyrolysis reaction kettle is of a cylindrical structure, and the separation column divides inside of the pyrolysis reaction kettle into ring cylindrical cavity structures; the molten salt is contained in the pyrolysis reaction kettle, a discharge port of the biogas residue smashing and feeding device is connected with a biogas residue feed port in the top of the pyrolysis reaction kettle through a pipeline, and a gas outlet in the top of the pyrolysis reaction kettle is connected with a gas inlet of the product collecting and treating device through a pipeline. A traditional biogas residue fertilizing method is replaced with biogas residue pyrolysis by the molten salt, the molten salt has a catalytic effect on biogas residue pyrolysis, so that resources are sufficientlyutilized, and the pyrolysis yield of the biogas residues is increased.
Owner:ZHEJIANG UNIV OF TECH

Efficient and low-pollution rural waste pyrolysis method and device

The invention discloses an efficient and low-pollution rural waste pyrolysis method and device. The rural waste pyrolysis device comprises an outer cylinder, a middle cylinder and an inner cylinder, wherein the outer cylinder, the middle cylinder and the inner cylinder are sequentially arranged in a sleeving mode from outside to inside; the inner cylinder serves as a first flue gas passage, a cavity formed between the inner cylinder and the middle cylinder serves as a waste pyrolysis cavity, and a cavity formed between the middle cylinder and the outer cylinder serves as a second flue gas passage; spiral blades used for pushing the waste are arranged on the outer circumferential wall surface of the inner cylinder; spiral flow guide blades are arranged on the outer circumferential wall surface of the middle cylinder so that flue gas can flow in the second flue gas passage according to the spiral flow guide track of the spiral flow guide blades; the high-temperature flue gas flows through the two flue gas passages to transfer heat to the waste pyrolysis cavity and heats the waste inside the waste pyrolysis cavity; and the waste is pyrolyzed as the waste moves ahead in the waste pyrolysis cavity under the pushing of the spiral blades. According to the pyrolysis process of the device, products which are generated after the waste is subjected to pyrolysis can be combusted and reused, and on one hand, the products can be used for generating the high-temperature flue gas to provide heat to a waste drying device and a waste pyrolysis device, on the other hand, the products can be used for residential life as well as industrial and agricultural production.
Owner:SOUTH CHINA UNIV OF TECH

Integrated pyrolysis device and pyrolysis method of household garbage and oil shale

The invention discloses an integrated pyrolysis device and a pyrolysis method of household garbage and oil shale. A material platform is arranged in a microwave generating cavity of a microwave generator and is used for placing a to-be-pyrolyzed material, and the material platform is supported on the bottom in the generating cavity through a support frame; a movable cover body is arranged on the support frame and is used for covering the to-be-pyrolyzed material; a gas collecting device is arranged on the top of the microwave generator and is connected to an end opening of a gas outlet pipeline through a pipeline, then the gas collecting device is connected to a product collecting pipe, and an outlet of the product collecting pipe is formed in a beaker outside the microwave generator; the beaker is arranged in a container which is filled with an ice water mixture. The device has the advantage of simple structure, and microwave pyrolysis is performed on a mixture of the oil shale and the household garbage under the action of wave absorbers and catalysts, so that good economic benefits can be obtained; compared with traditional thermal conduction, thermal convection and thermal radiation, the microwave pyrolysis has the advantages of instantaneity, high pyrolysis efficiency and the like, and heat is emitted from inside to outside.
Owner:SOUTH CHINA UNIV OF TECH

Material bridging preventing device of vertical type pyrolyzing furnace

The invention discloses a material bridging preventing device of a vertical type pyrolyzing furnace. The material bridging preventing device is mounted in the pyrolyzing furnace and comprises a linkage rod, chains, a connecting flange, a water seal tank, an oil cylinder support, an oil cylinder, an oil cylinder push-pull rod, an air distribution tube and a material inlet. The oil cylinder is started to push the oil cylinder push-pull rod to move, the linkage rod is driven by the oil cylinder push-pull rod to reciprocate up and down, then the chains on the upper layer and the lower layer are driven by the linkage rod to reciprocate up and down, and therefore materials in the pyrolyzing furnace are disturbed by the chains to fail in bridging; the materials are disturbed through continuous up-and-down reciprocating motion, and the phenomenon of bridging of the materials in the pyrolyzing furnace in the pyrolysis process is prevented; and the materials can be continuously added during pyrolysis of the pyrolyzing furnace, and pyrolyzed materials can be continuously discharged, so that the effect that the pyrolysis process of the materials in the pyrolyzing furnace can be continuously operated is guaranteed. The material bridging preventing device of the vertical type pyrolyzing furnace is high in working efficiency, convenient to use and flexible to operate, and the pyrolysis effect of the pyrolyzing furnace is good.
Owner:李文福

Coal gasification spray gun

The invention discloses a coal gasification spray gun, and relates to a plasma spray gun which comprises an insulating gun rack, a cathode and an anode, wherein the insulating gun rack comprises a rear cavity, a middle cavity and a front cavity; a via hole is formed between the rear and middle cavities; a socket hole is formed between the middle and front cavities; a through hole is formed in the axial center of a cathode head; a convex edge which protrudes towards the periphery is formed on the wall body of the cathode head; a tenon is arranged on the rear wall body of the anode; a positioning lug boss is arranged on the front wall body of the anode; the anode is mounted in the front cavity of the insulating gun rack; a bell mouth in the rear end of the anode enters the front cavity of the middle cavity; a cooling water jacket is defined by the space between the outer wall of the anode and the inner wall of the front cavity of the insulating gun rack; the cathode is mounted in the rear cavity of the insulating gun rack; the head end of the cathode head enters the bell mouth space in the rear end of the anode; a ring-shaped cooling cavity is defined by the space between the outer wall at the rear part of the cathode head and the inner wall of the rear cavity of the insulating gun rack. Through the adoption of the coal gasification spray gun, coal gasification can be quickly performed in the coal gasification spray gun, the gasification rate approaches 100%, and the application requirements for coal gasification production can be met.
Owner:JINING XINRUIDA INFORMATION TECH CO LTD

Fluidized bed hierarchical coal pyrolysis reactor and coal pyrolysis method

The invention discloses a fluidized bed hierarchical coal pyrolysis reactor. The fluidized bed hierarchical coal pyrolysis reactor comprises a pyrolysis chamber, a separating wall, a pyrolytic gas waste heat recovery device, a coal conveying device, a large granule outlet, a mixed material outlet and an ash conveying device, wherein the pyrolysis chamber comprises a low-temperature pyrolysis chamber and a high-temperature pyrolysis chamber. The invention further discloses a method for performing coal pyrolysis by using the device. By the method, the yield of gas is high, the yield of tar is low, high-efficiency and complete pyrolysis of coal is realized, the gas flow is less fluidized, and excellent fluidized heat exchange and conveying of coal, semicoke and circulating ash are realized, so that energy consumption and heat loss caused by fluidized gas are reduced. Low-temperature pyrolytic gas and high-temperature pyrolytic gas are mixed, so secondary pyrolysis of the lightweight tar of the low-temperature pyrolytic gas is realized, the yield of the pyrolytic gas is increased and the amount of the tar is reduced; and the temperature of the medium-temperature gas after mixing is reduced compared with the pyrolysis final temperature of the coal pyrolysis reactor, so the capacity and the flowing resistance of the pyrolytic gas waste heat recovery device can be reduced, the cost of equipment materials is reduced and the reliability of the equipment is improved.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Ball-milling type pyrolysis activation furnace

The invention provides a ball-milling type pyrolysis activation furnace. The ball-milling type pyrolysis activation furnace comprises a furnace body, a driving device located on the top of the furnacebody, a stirring shaft connected with the driving device, nozzles with the same ends inserted into the top of the furnace body, a heat tracing band wound around the outer side of the furnace body anda plurality of stainless steel balls arranged in the furnace body in a filled mode. One end of the stirring shaft is rotationally connected with the driving device, the other end of the stirring shaft extends into the furnace body, and a stirring paddle is arranged on the stirring shaft, is arranged in the furnace body and rotates along with the stirring shaft. The stainless steel balls in the ball-milling type pyrolysis activation furnace have three motion modes, materials can be fully ground, and the pyrolysis effect is better. In addition, three different temperature zones are arranged, sothat rapid reaction, grinding and decomposition of a radioactive organic solvent are realized; the multiple nozzles are used for continuously feeding the materials, decomposed substances enter a rearsection to be processed through a screening plate at the bottom of the furnace body, and the continuous work can be realized; and the stirring shaft with a hollow structure is arranged, and a bearingon the stirring shaft is prevented from being sintered and stuck through cooling liquid.
Owner:FEATURE-TEC (WUXI) FILTRATION TECH CO LTD

Garbage air drying treatment system and method

The invention discloses a garbage air drying treatment system. The garbage air drying treatment system comprises a low-temperature air drying production device and a connected garbage air drying treatment device. The garbage air drying treatment device includes a first garbage air drying cylinder provided with a first spiral turning plate on the inner wall; the first spiral turning plate is overturned under rotation of the first garbage air drying cylinder to push garbage to move; an intake port of the first garbage air drying cylinder is connected with the low-temperature air drying production device; low-temperature dry air is blown out in the axial direction of the first garbage air drying cylinder; and the operation direction of the low-temperature dry air is the same with the pushing direction of the garbage. The garbage air drying treatment device further includes a second garbage air drying cylinder; and the operation direction of the low-temperature dry air in the second garbage air drying cylinder is opposite to the pushing direction of the garbage. The invention further discloses a treatment method of the garbage air drying treatment system. The garbage air drying treatment system uses high-temperature tail gas as a hot air source and natural wind and fed wind to produce the low-temperature dry air; and the low-temperature dry air performs dehydration and air drying for garbage raw materials, so that the storage and the transportation are facilitated, the garbage pyrolysis efficiency is improved, and the effects of environmental protection and feasibility are achieved.
Owner:BEIJING ZHONGJI TORCH ENVIRONMENTAL PROTECTION TECH CO LTD

Biomass spiral-vibration electromagnetic induction pyrolysis reactor and pyrolysis treatment method thereof

The invention relates to a biomass spiral-vibration electromagnetic induction pyrolysis reactor and a pyrolysis treatment method thereof. The pyrolysis reactor is composed of a casing and a heater, the casing comprises a feeding bin, a vibrating box, a support, a spring and a vibrating motor. The pyrolysis method is characterized in that a vibrating source generated by the vibrating motor drives the vibrating box to vibrate, the induction heater heats the hollow cylinder of the vibrating box in an induction heating manner, vibration and power-heat exchange of a heat carrier and biomass particles in the hollow cylinder are carried out in the vibrating and heating processes of the hollow cylinder, the pyrolysis treatment of the biomass particles is completed in the hollow cylinder, and the exciting force of the vibrating motor and the heating power and time of an induction heating coil are adjusted and controlled to control the realization of three different pyrolysis modes comprising pyrolysis liquefaction, pyrolysis gasification and pyrolysis charring of the biomass particles. The pyrolysis reactor and the pyrolysis method have the advantages of strong versatility, high pyrolysis efficiency, stable pyrolysis process and strong reliability.
Owner:HUZHOU TEACHERS COLLEGE

GPG-IV gasification and pyrolysis integrated top-spray reactor and production equipment and technology

The invention specifically relates to a GPG-IV gasification and pyrolysis integrated top-spray reactor and production equipment and a technology. The technical problems such as low oil extraction rate, immature technology, low utilization rate of raw materials, serious wastage and inconspicuous economic benefit of existing coal-to-oil equipment are solved. Heat of gasification from upper and lower sections of the reactor is simultaneously supplied to a pyrolysis section. The heat source generated by gasification is fully utilized for secondary gasification of generated coke ash. Thus, one-step conversion of coal-to-oil can be realized, pyrolysis capability of a single reactor is greatly enhanced, and coal category adaptability is wide. According to the invention, the product is diversified; comprehensive energy efficiency and technologies such as conventional pulverized coal gasification, coal water slurry gasification, etc. are high; energy consumption is lower; use amount of water is small; and handling capacity is large. Gasification + pyrolysis + semicoke gasification integrated technology is realized. The invention has advantages as follows: the technology is mature; product quality is stable; the structure is simple and reliable; utilization rate of raw materials is high; oil extraction rate is high; energy is saved and environment is protected; the technology is economic and safe; and large-scale industrial production can be realized.
Owner:中美新能源技术研发(山西)有限公司

Gasification pyrolysis system for recycling flue gas and application of gasification pyrolysis system

The invention discloses a gasification pyrolysis system for recycling flue gas and an application of the gasification pyrolysis system. The system comprises a pyrolysis unit, an absorption column anda condensation unit which are sequentially connected, wherein the pyrolysis unit comprises a pyrolyzing furnace and a combustion furnace, a flue gas outlet of the pyrolyzing furnace is connected witha gas inlet of the combustion furnace, and high-temperature gas generated by the combustion furnace is used for providing heat required for pyrolysis for the pyrolyzing furnace; and the condensation unit comprises a heat exchange device, a U tube and a gas-liquid separation device which are sequentially connected. Pyrolyzed gas generated from pyrolysis of solid wastes is combusted in the combustion furnace, heat generated from combustion is applied to pyrolysis, and gas generated from combustion is subjected to nitrogen oxide and sulfur oxide absorption by the absorption column and then is subjected to heat exchange condensation in the condensation unit. By applying the system, the utilization ratio of heat of flue gas generated from pyrolysis can be increased, pollution caused by nitrogenoxides and sulfur oxides in the flue gas can also be reduced, and moisture can be recycled to achieve the effects of removing white smoke and reducing consumption.
Owner:上海和惠生态环境科技有限公司

Environment-friendly pleuripotent garbage pyrolysis device

ActiveCN107300178APyrolysis continues to be stableLower pyrolysis costsIncinerator apparatusCombustion chamberEngineering
The invention discloses an environment-friendly pleuripotent garbage pyrolysis device. To overcome the insufficiencies that existing garbage pyrolysis flue gas guide treatment is not ideal, and hot air is difficult to obtain and deliver, a flue gas chamber and a hot gas chamber are arranged outside the combustion chamber, a drying mechanism and an evaporating mechanism are installed in the flue gas chamber, a flue gas channel communicated with the combustion chamber and the flue gas chamber is arranged beside the combustion chamber and the flue gas chamber, a smoke guide mechanism is arranged at the lower portion of the side wall of the flue gas chamber, and is connected with a flue gas treatment mechanism, the flue gas chamber is provided with a moisture removing mechanism, and the gas delivering pipe surrounds the flue gas chamber and is communicated with the combustion chamber through a gas delivering channel beside the gas delivering pipe. The environment-friendly pleuripotent garbage pyrolysis device is mainly used for garbage pyrolysis treatment, can better guide and treat pyrolysis flue gas, better supply hot air needed for pyrolysis, better treat garbage moisture, lower the equipment maintenance and garbage pyrolysis cost, improve the garbage pyrolysis effect, and improve the garbage pyrolysis efficiency; meanwhile, the environment-friendly pleuripotent garbage pyrolysis device enables garbage pyrolysis to be continually and stably conducted with the standard reached.
Owner:袁甫新 +1

Pyrolysis device for waste plastic oil-production processing

The invention belongs to the technical field of waste plastic-to-oil processing, particularly relates to a pyrolysis device for waste plastic oil-production processing, and provides the following scheme aiming at the problem of poor pyrolysis efficiency of plastic raw materials in the prior art: the pyrolysis device comprises a pyrolysis tank, the pyrolysis tank is arranged to be of a horizontally-placed cylindrical structure, sealing cover plates are arranged at the two ends of the pyrolysis tank, a fixing pipe is rotatably connected to the middle position between the inner walls of the two ends of the pyrolysis tank, one end of the fixing pipe is in transmission connection with a driving motor, a first heating piece is fixed to the position, corresponding to the fixing pipe, of the innerwall of the end, away from the driving motor, of the pyrolysis tank, and a plurality of dispersing pieces are fixed to the outer wall of the fixing pipe. The plastic is heated and dissolved at all positions in the pyrolysis tank, the pyrolysis efficiency is prevented from being affected by single-point heating, plastic raw materials in the pyrolysis tank are dispersed in cooperation with the dispersion piece and the dispersion strips on the dispersion piece, and the situation that heat conduction heat is difficult to diffuse due to accumulation is avoided.
Owner:王培培

Distribution type garbage treating device free of emission of low temperature pyrolysis gas

The invention relates to the field of garbage treatment and particularly relates to a distribution type garbage treating device free of emission of low temperature pyrolysis gas. The distribution typegarbage treating device comprises a garbage drop can, a lift type garbage pressing and falling mechanism, a garbage conveying and preheating box, a garbage conveying mechanism, a driving motor, a bent falling pipeline, a low-temperature pyrolyzing furnace, a pyrolysis gas conveying mechanism, a gas compressor and a waste gas emission treating device; the garbage drop can is fixedly connected andcommunicates with the upper end of the garbage conveying and preheating box; the right end of the garbage conveying and preheating box is fixedly connected and communicates with the upper end of the bent falling pipeline; and the lower end of the bent falling pipeline is fixedly connected and communicates with the low-temperature pyrolyzing furnace. The distribution type garbage treating device provided by the invention can be used for effectively carrying out pyrolysis treatment on the garbage and can also preheat and dry the to-be-treated garbage by utilizing combustible gas generated in pyrolysis of the garbage, and thus the pyrolysis efficiency and the pyrolysis effect of the garbage are improved.
Owner:HEILONGJIANG LANDE ULTRASONIC TECH CO LTD

Waste PCB board pyrolyzation device

The invention discloses a waste PCB board pyrolyzation device. The waste PCB board pyrolyzation device comprises a feeding hole and a crushing chamber, wherein the feeding hole is formed in the upperpart of the crushing chamber, a heating chamber is connected to the lower part of the crushing chamber through a screening gate, an inert gas supplying device is connected to the left side of the heating chamber, a condenser is connected to the right side of the heating chamber, a pyrolytic oil recycling device is connected to the lower part of the condenser, one end of a gas circulating device isconnected to the upper part of the condenser, and the other end of the gas circulating device is connected to the heating chamber. According to the waste PCB board pyrolyzation device, waste PCB boards can be crushed and pyrolyzed, solid products generated by pyrolyzation are remained in a quartz reaction pipe, a gas product generated by pyrolyzation is condensed into non-condensable gas and pyrolytic oil, the pyrolytic oil flows into the pyrolytic oil recycling device and is recycled, and the non-condensable gas enters the heating chamber and is taken as a combustion improver for the heatingchamber, so that the recycling is adequate, the wasting of resources is avoided, and secondary pollution is avoided.
Owner:ANHUI SHENZE ELECTRONICS TECH
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