CN106424101A - Method for harmlessly treating household garbage by carbonization, pyrolysis and gasification - Google Patents

Method for harmlessly treating household garbage by carbonization, pyrolysis and gasification Download PDF

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Publication number
CN106424101A
CN106424101A CN201611141558.7A CN201611141558A CN106424101A CN 106424101 A CN106424101 A CN 106424101A CN 201611141558 A CN201611141558 A CN 201611141558A CN 106424101 A CN106424101 A CN 106424101A
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CN
China
Prior art keywords
rubbish
gas
carbonization
house refuse
gasification
Prior art date
Application number
CN201611141558.7A
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Chinese (zh)
Inventor
陈玉平
向远兵
王强
张品军
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湖北环太生物质设备有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 湖北环太生物质设备有限公司 filed Critical 湖北环太生物质设备有限公司
Priority to CN201611141558.7A priority Critical patent/CN106424101A/en
Publication of CN106424101A publication Critical patent/CN106424101A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09BDISPOSAL OF SOLID WASTE
    • B09B3/00Destroying solid waste or transforming solid waste or contaminated solids into something useful or harmless
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G5/00Incineration of waste; Incinerator constructions; Details, accessories or control therefor
    • F23G5/02Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
    • F23G5/027Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage

Abstract

The invention relates to a method for harmlessly treating household garbage by carbonization, pyrolysis and gasification. The method is characterized by including the following steps: (a) garbage sorting; (b) crushing in a crusher; (c) dehydration; (d) drying; (e) dust removal and purification; (f) combustion. The method for harmlessly treating the household garbage by the carbonization, the pyrolysis and the gasification which is provided by the invention can treat and process the household garbage into a combustible gas fuel energy converted by a household garbage carbonization, incineration and gasification furnace, thus thoroughly turning the household garbage into a treasure.

Description

A kind of method of the harmless process of house refuse carbonization pyrolytic gasification
Technical field
The present invention relates to a kind of method of the harmless process of house refuse carbonization pyrolytic gasification.
Background technology
At present, house refuse is most the most intractable a kind of waste products on the earth, and it includes what the mankind produced in life The unwanted article of life aspect, current house refuse quickly propels to Urbanization Construction according to country, and house refuse is more next More, cause secondary pollution inevitable through traditional life waste disposal method, waste incineration is that countries in the world are widely used Disposal of Municipal Refuse, the gasification combustion chamber of existing refuse gasification incinerator often occurs sanitary fill scaffolding existing As, lead to gasification, and combustion insufficient, need to mix that burning is combustion-supporting, and other each combustor positions dispersion in stove, easily radiate, Difficult control of temperature, often occur cannot sustained combustion or be difficult to situation about lighting, lead to poisonous and harmful element in flue gas no Method is thoroughly solved, flue gas cannot qualified discharge, cause atmospheric pollution.
At present, house refuse main methods are, consumer waste filling and embedding:Consumer waste filling and embedding harm is very big, and one is Heap capacity can not be reduced, landfill place gets more and more, and heap amount is also increasing;Two is to cause serious secondary subsoil water dirty Dye, all can have black smelly water to flow out and eradicate it is impossible to administer, and stink to high heaven, mosquito is existed everywhere, also after decades or more than 100 year Have and occur and serious environment and air pollution to resident Zi Sheng other carninomatosis source processed body, people's lives are caused infinitely endanger. Consumer waste incineration:Waste incineration is divided into direct burning and burning electricity generation, although this seeming goes down rubbish heaped measure, Its harm is not pressed on garbage loading embeading, especially its flue gas particles and cancer thing two English a large amount of processed producing in burning, then Emission treatment is highly difficult, then it is said is a kind of root of two cancers made in Great Britain in air, and special garbage power, in order to reach rubbish Itself aridity, first rubbish heap fermentation 5-6 days, well imagine, that fermentation produce pungent odor two kilometers it Interior can smell, be also a kind of carcinostatic substance, the house refuse directly burned is even more that Dark smoke billows, flue dust exists everywhere, pungent Taste allows people to ceasing, and discharge even more cannot be up to standard, and air ambient and people's lives are brought with huge cancer harm processed.
A kind of house refuse carbonization burning gasification furnace is processed in domestic rubbish disposal and is converted to the combustible fuel gas energy, House refuse is thoroughly allowed to turn waste into wealth, combustion gas can be used for one of enterprise and people's lives heat energy, remaining lime-ash also becomes For a kind of organic fertilizer of forest and gardens cultivation, house refuse is allowed thoroughly to be obtained by.
Content of the invention
The problem to be solved in the present invention is the method providing a kind of harmless process of house refuse carbonization pyrolytic gasification.
A kind of method of the harmless process of present invention house refuse carbonization pyrolytic gasification is it is characterised in that comprise the steps of: A. refuse classification:Collect house refuse, house refuse is passed through to inhale the iron block gold the inside for the ferrum with high-tension electricity during crawler belt screen-dividing machine Genus is elected;B. pulverizer is pulverized:The rubbish of metal will be removed through refuse classification, put into and in pulverizer, be crushed to a diameter of 1- The powder piece of 10mm;C. it is dehydrated:With garbage dewatering or garbage press, rubbish is carried out processed;D. dry:Will be through powder It is 10% that the rubbish that broken machine is pulverized dries water content;Send in carbonization pyrolysis gasification furnace closed for dehydrated rubbish, Through the anaerobism pyrolytic gasification gas of 800 degree of temperatures above in stove;E. udst separation:The flue gas making through cyclone dust removal, With water cooling, desulfurization, decoking, then it is dehydrated purification through moisture trap, then be dried through gas dryer;F. burn:Will be through Cross the combustion gas that is dried after udst separation and send into the burning of garbage gas room, waste gas discharges after foam dedusting.
A kind of method of the harmless process of present invention house refuse carbonization pyrolytic gasification, house refuse carbonization pyrolytic gasification is to rubbish Rubbish requires extremely low it is not necessary to pass through sorting, to moisture content also without special requirement, as long as the house refuse of ecosystem all can be located Reason, simply ecosystem house refuse, in a kind of equipment, static state high-temperature carbonization pyrolytic gasification is processed, and will not produce during this Raw any soot dust granule thing, then the smog after domestic garbage gasification is converted into a kind of mixed combustible gas through physics mode by it Body, gas ignition is discharged through 1300 DEG C about high temperature secondary burn processing again, if to carry out secondary using can also, main Be used for resident collective for warm industrial park enterprise central heating etc., allow institute's burning gases reach colourless, tasteless, dustless, two The harmless discharge that English reaches discharge standard in 2014 processes standard, and unnecessary house refuse sepage in running is passed through Methane-generating pit processes and biogas slurry harmless discharge, biogas also can secondary be utilized again, and also can light post combustion emission, cinder can use In the barren hillside betterment of land and gardens cultivation it can also be used to the filling raw material of air parcel brick.
The invention discloses a kind of method of the harmless process of house refuse carbonization pyrolytic gasification, can be widely applied to people's In daily life.A kind of method of the harmless process of present invention house refuse carbonization pyrolytic gasification changes the energy and can not regenerate, biological Mass-energy is in short supply so that energy prices raise, and enterprise and people's lives can not be undertaken, and house refuse is increasing, and environmental pollution is got over Come more serious, with, the drawbacks of tradition is inevitable to secondary pollution to trash processing way always, providing a kind of house refuse simple Processing method be that environmental protection can become a kind of fuel new forms of energy again.A kind of for domestic rubbish disposal addition house refuse carbonization is burned Gasification furnace is converted to the combustible fuel gas energy, thoroughly allows house refuse turn waste into wealth, and combustion gas can be used for enterprise and people's lives One of heat energy, remaining lime-ash also becomes forest and a kind of organic fertilizer of gardens cultivation, makes house refuse thorough To utilization.
The invention discloses a kind of method of the harmless process of house refuse carbonization pyrolytic gasification, structure is simple, manufacturing cost Low small-sized domestic garbage gasification CIU fume emission is fully achieved country《Consumer waste incineration Environmental capacity standard》 GB18485-2014 requires.
Specific embodiment
Embodiment 1:A kind of method of the harmless process of house refuse carbonization pyrolytic gasification, comprises the steps of:A. rubbish divides Choosing:Collect house refuse, house refuse is elected the iron block metal of the inside by inhaling ferrum with high-tension electricity during crawler belt screen-dividing machine; B. pulverizer is pulverized:The rubbish of metal will be removed through refuse classification, put into the powder being crushed to a diameter of 1-10mm in pulverizer Piece;C. it is dehydrated:With garbage dewatering or garbage press, rubbish is carried out processed;D. dry:To pulverize through pulverizer Rubbish dry water content be 10%;In dehydrated rubbish closed feeding carbonization pyrolysis gasification furnace, pass through in stove The anaerobism pyrolytic gasification gas of 800 degree of temperatures above;E. udst separation:The flue gas making through cyclone dust removal, with water cooling, Desulfurization, decoking, then it is dehydrated purification through moisture trap, then be dried through gas dryer;F. burn:Will be through udst separation The burning of garbage gas room is sent in the combustion gas that is dried afterwards, and waste gas discharges after foam dedusting.
Embodiment 2:A kind of method of the harmless process of house refuse carbonization pyrolytic gasification,
1st, domestic waste field was built a big sealed type Factory Building centralized collection stacking before this and was processed.
2nd, enter row metal using Belt Conveying and bigger building waste sorts out, metal sorting is in Belt Conveying Machine inlet up two meters by filling a high pressure magnet, metal class is siphoned away, the bulk building waste of any is to utilize belt Conveyer gradient sorts out it, and a small amount of building waste does not interfere with the ability of grinding up the refuse and refuse thermal value.
3rd, the rubbish chosen is directly entered pulverizing and is pulverized, and pulverizes rubbish degree and controls in 2mm-180mm.
4th, the rubbish pulverized can make garbage fuel:Metal in house refuse and building waste are elected, through powder Broken machine is crushed to the fragment of 10mm-150mm, in the water content drying 20% about moisture content, allows it become one kind through carbonization Burn gasification and be converted into a kind of a kind of fuel of the fuel gas energy.
5 and then send into closed for dehydrated rubbish in carbonization pyrolysis gasification furnace, warm through more than 800 degree in stove The anaerobism pyrolytic gasification gas of degree;The flue gas making through cyclone dust removal, with water cooling, desulfurization, decoking, then divide through air water It is dehydrated purification from device, then be dried through gas dryer;Garbage gas room is sent in the combustion gas that is dried after udst separation Burning, waste gas discharges after foam dedusting.
A kind of method of the harmless process of present invention house refuse carbonization pyrolytic gasification, remaining lime-ash can be used for doing brick, plants Tree, deserted mountain betterment of land etc..Water can recycle, and reaches zero-emission.Tar can mix in rubbish burn processing again.

Claims (1)

1. a kind of method of the harmless process of house refuse carbonization pyrolytic gasification is it is characterised in that comprise the steps of:A. rubbish divides Choosing:Collect house refuse, house refuse is elected the iron block metal of the inside by inhaling ferrum with high-tension electricity during crawler belt screen-dividing machine; B. pulverizer is pulverized:The rubbish of metal will be removed through refuse classification, put into the powder being crushed to a diameter of 1-10mm in pulverizer Piece;C. it is dehydrated:With garbage dewatering or garbage press, rubbish is carried out processed;D. dry:To pulverize through pulverizer Rubbish dry water content be 10%;In dehydrated rubbish closed feeding carbonization pyrolysis gasification furnace, pass through in stove The anaerobism pyrolytic gasification gas of 800 degree of temperatures above;E. udst separation:The flue gas making through cyclone dust removal, with water cooling, Desulfurization, decoking, then it is dehydrated purification through moisture trap, then be dried through gas dryer;F. burn:Will be through udst separation The burning of garbage gas room is sent in the combustion gas that is dried afterwards, and waste gas discharges after foam dedusting.
CN201611141558.7A 2016-12-12 2016-12-12 Method for harmlessly treating household garbage by carbonization, pyrolysis and gasification CN106424101A (en)

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CN201611141558.7A CN106424101A (en) 2016-12-12 2016-12-12 Method for harmlessly treating household garbage by carbonization, pyrolysis and gasification

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CN201611141558.7A CN106424101A (en) 2016-12-12 2016-12-12 Method for harmlessly treating household garbage by carbonization, pyrolysis and gasification

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107497467A (en) * 2017-07-14 2017-12-22 四川雷鸣环保装备有限公司 A kind of pyrolytic gasification catalyst and the papermaking garbage treating process using the catalyst
CN109028075A (en) * 2018-06-01 2018-12-18 陕西志清宇泰环保设备有限公司 A kind of refuse pyrolysis treatment process
CN109679697A (en) * 2018-12-21 2019-04-26 虞刚 A kind of garbage disposal energy regeneration technique
CN109737420A (en) * 2018-12-27 2019-05-10 怀集汇清环保设备工程有限公司 A kind of house refuse back-fire type pyrolysis disposing technique and device

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CN203265244U (en) * 2013-04-26 2013-11-06 邢力 Equipment for fuel gas preparation and gas power generation by virtue of household garbage
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CN106017064A (en) * 2016-06-29 2016-10-12 浙江瑞丰环保科技股份有限公司 Combined deodorization technology of biomass heat source
CN106111657A (en) * 2016-06-17 2016-11-16 北京神雾环境能源科技集团股份有限公司 Domestic garbage resource integrated conduct method and processing system

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JP2012148921A (en) * 2011-01-19 2012-08-09 Kassui Plant Kk Production equipment for ultrafine powder of carbide
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107497467A (en) * 2017-07-14 2017-12-22 四川雷鸣环保装备有限公司 A kind of pyrolytic gasification catalyst and the papermaking garbage treating process using the catalyst
CN107497467B (en) * 2017-07-14 2020-05-15 四川雷鸣环保装备有限公司 Pyrolysis gasification catalyst and papermaking waste treatment process using same
CN109028075A (en) * 2018-06-01 2018-12-18 陕西志清宇泰环保设备有限公司 A kind of refuse pyrolysis treatment process
CN109679697A (en) * 2018-12-21 2019-04-26 虞刚 A kind of garbage disposal energy regeneration technique
CN109737420A (en) * 2018-12-27 2019-05-10 怀集汇清环保设备工程有限公司 A kind of house refuse back-fire type pyrolysis disposing technique and device

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Address before: 445000 Qiliping Village, Wuyang Street Office, Enshi City, Enshi Tujia and Miao Autonomous Prefecture, Hubei Province

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