CN106118753A - House refuse cleaning integrated gasification circulation cogeneration technique - Google Patents

House refuse cleaning integrated gasification circulation cogeneration technique Download PDF

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Publication number
CN106118753A
CN106118753A CN201610280036.9A CN201610280036A CN106118753A CN 106118753 A CN106118753 A CN 106118753A CN 201610280036 A CN201610280036 A CN 201610280036A CN 106118753 A CN106118753 A CN 106118753A
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gas
fluidized bed
bed
ash
circulation
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CN201610280036.9A
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CN106118753B (en
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田原宇
乔英云
徐景芳
田斌
张金弘
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
    • C10J3/56—Apparatus; Plants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/721—Multistage gasification, e.g. plural parallel or serial gasification stages
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/82—Gas withdrawal means
    • C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0903—Feed preparation
    • C10J2300/0906—Physical processes, e.g. shredding, comminuting, chopping, sorting
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0903—Feed preparation
    • C10J2300/0909—Drying
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0913—Carbonaceous raw material
    • C10J2300/0946—Waste, e.g. MSW, tires, glass, tar sand, peat, paper, lignite, oil shale
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0956—Air or oxygen enriched air
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0973—Water
    • C10J2300/0976—Water as steam
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1671—Integration of gasification processes with another plant or parts within the plant with the production of electricity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
    • Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Gasification And Melting Of Waste (AREA)

Abstract

The present invention provides house refuse cleaning integrated gasification circulation cogeneration technique, after house refuse takes off percolate, deferrization is pulverized, rubbish passes through hot-air dry, change the return of rear air to carry bottom circulation fluidized bed as gasifying agent, hot granulated garbage enters to carry and faces hydrogen cracking in the middle part of circulation fluidized bed, and flow up continuation tar face hydrogen pyrolysis, at top through gas solid separation；The big-and-middle granule of one-level returns and carries generating gasification reaction bottom circulation fluidized bed；Two grades of high-temperature fine ashs deliver to air flow bed, generate High Temperature Gas and liquid lime-ash effluent stream bed, and High Temperature Gas ramps up entrance and carries circulation fluidized bed；Liquid lime-ash flows to circulate bed of material heat exchange solidification；Second level gas generates electricity for gas engine after dust-removal and desulfurizing dehydrochlorination and heavy metal, high-temperature flue gas steam turbine power generation again；Percolate sprays in the outer grate furnace slag of high temperature and vaporizes, and the gas containing stink flows upwardly into and carries circulation fluidized bed as gasifying agent, and the slag that flows downward enters heat exchange feed bin after being passed through air oxidation calcining, outer row after heat exchange.

Description

House refuse cleaning integrated gasification circulation cogeneration technique
1. technical field
The present invention provides house refuse cleaning integrated gasification circulation cogeneration technique, belongs to field of environment protection.
2. background technology
The processing mode of countries in the world municipal refuse mainly has classification recovery, landfill, compost and burning, cracking gentle at present Change.Landfill disposal need to take a large amount of soil.Meanwhile, in rubbish, oxious component will also result in serious dirt to air, soil and water source Dye, not only breaks up ecological environment, also serious harm health；Rubbish to be sorted, to classify by compost treatment, it is desirable to rubbish Organic content higher.And compost treatment can not minimizing, still need to take a large amount of soil.Burning, cracking and gasification process are equal Can realize rapid volume reductionization innoxious with high temperature thoroughly, floor space is little, and can realize waste resources energy, is mesh The front main flow direction with future life garbage disposal.But these processes all can be the most intractable at trash repository cutting out partial stink Percolate, complicated component, COD, NH3-N concentration are the highest, and difficult biochemical substances content is many, and water quality and quantity changes greatly, is current water The difficult problem that process field is generally acknowledged.Although returning incinerator combustion heat supplying again after evaporation and concentration, the concentrated leachate of 20% just may be used Maintaining self evaporation and the thermal balance of burning, handling process is simple, and investment and processing cost are low, but containing part acid in evaporation vapour Property volatile material, add dual-spectrum process and cost, additionally evaporation need consume Refuse Incineration Process 1% steam. Therefore low cost cleaning processes the difficult problem that percolate is current house refuse heat treatment.
The essence of burning electricity generation be by organic waste under conditions of high temperature and coefficient of excess air 1.4-1.8, be oxidized to Gaseous inert gas thing and inorganic noncombustibles, to form stable solid residue.First rubbish is placed in incinerator and burns, Discharge heat energy, then exhaust heat recovery power generation；Discharge after gas cleaning.But due to the existence of excessive oxygen, chloride in rubbish have Machine thing unavoidably to produce violent in toxicity two English being difficult to decompose, and forms secondary pollution containing two English in flue gas and flying dust； Generating efficiency is only 15-18%, relies on policy subsidy existence；The 10%-30% ash conversion additionally contained in rubbish is a large amount of When arranging outside solid residue, contain the most again more unburning material, and high temperature enters in water seal and then slags tap, the most both wasted solid State residue heat energy, again can be because in slag, soluble substance dissolves the generation difficult waste water of secondary and hydration caking blocks, and these all become Bottleneck for restriction waste incineration application.
House refuse integrated gasification circulation cogeneration (Garbage-Integrated Gasification Combined Cycle, G-IGCC) technology just be desirable to use for reference coal integrated gasification circulation cogeneration technological development house refuse clean energy resource Change technology, i.e. utilizes the combustion gas that domestic garbage gasification produces, clean by detar, desulfurization and dedusting, dehydrochlorination and heavy metal After change, generate electricity for gas turbine or internal combustion engine gas, high-temperature flue gas heat recovery steam turbine power generation again, the SOx of power generation process, NOx and dust emission are up to or less than the minimum discharge of natural gas power, domestic garbage comprehensive generating efficiency 32%-40%, Far above the 15%-18% of domestic garbage burning electricity generation, energy ultrahigh in efficiency, economic benefit is greatly enhanced, and will be next step The trend of house refuse clean electric power generation.But the High water cut of house refuse and low heat value characteristic, the combustion gas that existing air gasification generates Calorific value is relatively low, only 850-1100Kcal/Nm3, it is impossible to meet the gas heating value requirement of modern gas turbines generating；Additionally tar The percolate that exists as burning electricity generation of phenol wastewater secondary pollution produced and a solid residue high temperature deslagging difficult problem, these It is all junk-free energy technology key technology urgently to be resolved hurrily and a difficult problem.
3. summary of the invention
Deficiency that the purpose of the present invention is contemplated to overcome conventional garbage pyrolytic gasification generation technology to exist and life is provided Junk-free integrated gasification circulation cogeneration technique, both solved that waste incineration and generating electricity efficiency is low, solid residue high temperature discharge and A flying dust difficult problem, eliminates two English and abnormal flavour from source, and Appropriate application solid residue high temperature heat and percolate, solves again A percolate low cost recycling treatment difficult problem；Without tar in combustion gas, do not produce phenol water secondary pollution.
Technical scheme:
It is an object of the invention to the air by being dried by garbage crushing, containing abnormal flavour steam and cook gasifying agent, hot rubbish Grain carries circulation fluidized bed cracking, the gasification of carbon containing circulating ash fluidized bed semicoke, molecule semicoke air flow bed fusion and gasification, percolate height Temperature slag discharging work in coordination with the series technique of vaporization, gas engine and steam turbine cogeneration etc. integrated come Appropriate application heat energy and diafiltration Liquid, from source, eliminate two English and abnormal flavour, eliminate the tar of gasification, solve that burning electricity generation efficiency is low, flying dust, high temperature Solid residue discharge and percolate process a difficult problem, waste recycling.It is characterized in that taking off house refuse storage bin deferrization after percolate Pulverizing, granulated garbage passes through hot-air dry and the separation of combustion gas heat exchange, changes rear damp-heat air and returns fluidized-bed bottom as gas Agent, hot granulated garbage enters to carry in the middle part of circulation fluidized bed under High Temperature Gas activating QI and circulating ash effect at 800-1000 DEG C and faces hydrogen Cracking, and flow up formation Matter Transfer together；Cracking oil and gas mixes, with gasification gas and circulating ash, the process that is lifted up and relays The continuous tar that carries out faces hydrogen pyrolysis；Return through gas solid separation, the big-and-middle particulate carbonaceous ash that the first order separates carrying circulation fluidized bed top Returning and carry generating gasification reaction at 800～1100 DEG C bottom circulation fluidized bed, gasification gas flows up formation together with circulating ash Material circulation；The high-temperature fine carbon containing ash that the second level separates delivers to air flow bed, reacts at 1200～1600 DEG C, generates High Temperature Gas and liquid State lime-ash effluent stream bed, High Temperature Gas ramps up entrance and carries circulation fluidized bed middle and lower part；Liquid lime-ash flows downwardly into and carries circulation fluidized bed The circulating ash bed of material of bottom, heat exchange is solidified as solid lime-ash；The second level separates gas as combustion gas through dust-removal and desulfurizing, dechlorination After the purification of hydrogen and heavy metal, generating electricity for gas engine, high-temperature flue gas heat recovery again passes through steam turbine power generation；Percolate is sprayed Entering and vaporize in the outer grate furnace slag of high temperature and react, the gas containing stink flows upwardly into and carries as gasifying agent bottom circulation fluidized bed, to dirty Dynamic cooling slag is again passed through air and aoxidizes further and calcine；The cleanest higher temperatures slag enters heat exchange feed bin, from The outer row of heat exchange feed bin bottom low temperature slag timing.
The main body carrying circulation fluidized bed is made up of the turbulent fluidized bed of bottom and a reactor that carries on top, and big-and-middle granule contains Carbon ash enters and carries the middle part that the position bottom circulation fluidized bed is turbulent fluidized bed, and hot granulated garbage enters and carries circulation fluidized bed middle and lower part Position be the middle part carrying a reactor, air flow bed connection the position carrying circulation fluidized bed middle and lower part carry a reactor Bottom.
Gas electricity generator uses gas internal-combustion engine group or gas turbine group.
Embodiment is described the feature of the present invention by the present invention in detail.
4. accompanying drawing explanation
Accompanying drawing is the process schematic representation of the present invention.
The drawing of accompanying drawing sets bright as follows:
1, circulation fluidized bed 2, gas distributor 3, air inlet pipe 4, feeder 5, first order gas-solid separator 6, returning charge are carried Device 7, second level gas-solid separator 8, air flow bed 9, gas outlet, 10, deferrization pulverizer 11, drying garbage device 12, turbulent flow Fluid bed 13, carry a reactor 14, rubbish gas-solid separator 15. ash releasing tube 16, returning charge mouth 17, cinder circulation pipe 18, fine ash circulation pipe 19, air heat exchanger 20, heat exchange air line 21, feeding-in solid body mouth 22, air-introduced machine 23, percolate Nozzle 24, air access tube 25, heat exchange feed bin 26, upper water-out mouth 27, lower water inlet 28, rotary discharging valve 29, purification Reactor 30, gas electricity generator 31, steam generator 32, steam turbine generator 33, electric power pressure regulation output device 34, rubbish Storage bin
The process characteristic of the present invention is described in detail in detail with embodiment below in conjunction with the accompanying drawings.
5. detailed description of the invention
Embodiment 1, after de-for house refuse storage bin (34) percolate, first passes through deferrization pulverizer (10) deferrization and pulverizes, The air that then granulated garbage of 0～6mm utilizes combustion gas heat exchange is promoted by drying garbage device (11) and is dried, through drying garbage Device top rubbish gas-solid separator (14) separates, and after heat exchange, the air containing abnormal flavour steam returns to carry circulation fluidized bed (1) end Portion is as gasifying agent, and hot granulated garbage enters recirculating fluidized bed (1) middle and lower part by feeder (4) and mixes with gasification gas and circulating ash Closing, carry out facing hydrogen cracking reaction, and be lifted up at 800-1000 DEG C, wherein pyrolysis fuel oil faces hydrogen cracking product further Raw methane；Carrying circulation fluidized bed (1) top through gas solid separation, the big-and-middle granule of high temperature that first order gas-solid separator (5) separates Carbon containing heat ash is returned by material returning device (6) and carries circulation fluidized bed (1) bottom, and the air containing abnormal flavour steam after heat exchange occurs to exist 800～1100 DEG C of gasified reactions, the gasification gas of generation flows up formation Matter Transfer together with circulating ash；Second level gas-solid The high-temperature fine semicoke that separator (7) separates is delivered to and carries the air flow bed (8) that circulation fluidized bed (1) middle and lower part Y type connects, at steam Enter air flow bed (8) with tangent line under the carrying of oxidant to react at 1200～1600 DEG C, the High Temperature Gas of generation and liquid lime-ash Eddy flow effluent stream bed (8) obliquely in the same direction, High Temperature Gas ramps up entrance and carries circulation fluidized bed (1) middle and lower part, for fluid bed tar Face hydrogen pyrolysis and heat is provided；Liquid lime-ash flows downwardly into the circulating ash bed of material carrying circulation fluidized bed (1) bottom, and heat exchange is solidified as solid Lime-ash, participates in circulation with the solid material carrying circulation fluidized bed (1) or ash discharge is discharged；The conjunction that second level gas-solid separator (7) separates Become gas, by air-introduced machine (22) after the air that garbage storing feed bin (34) suction comes passes through air heat exchanger (19) heat exchange, as Purification reactor (29) dedusting dehydrochlorination desulfurization removing heavy-metal is delivered in combustion gas；Combustion gas after purification is first for gas engine electromotor (30) generating, high-temperature flue gas is generated electricity for turbine generator (32) by steam generator (31) heat recovery, then fires The electricity that gas electromotor and steam turbine generator produce is sent into electric power pressure regulation output device (33) and is sent outside as product；Percolate is passed through Percolate nozzle sprays into and vaporizes in the outer grate furnace slag of high temperature on ash releasing tube (15) top and react, and the gas containing stink flows upwardly into and carries Circulation fluidized bed (1) bottom is as gasifying agent, and the cooling slag flowed downward is passed through mouth (24) again by air and is passed through air and enters one Step oxidation and calcining；The cleanest higher temperatures slag enters heat exchange feed bin (25), by from lower water inlet (27) entrance, upper water-out The cooling water heat exchange that mouth (26) is discharged cools to 80-30 DEG C, regulates and controls from heat exchange feed bin (25) bottom by rotary discharging valve (28) The outer row of low temperature slag timing.
Carry the main body of circulation fluidized bed (1) and carried a reactor (13) group by the turbulent fluidized bed (12) of bottom and top Becoming, big-and-middle particulate carbonaceous ash enters and carries the middle part that the position bottom circulation fluidized bed (1) is turbulent fluidized bed (12), hot granulated garbage It is the middle part carrying a reactor (13) that the position of circulation fluidized bed (1) middle and lower part is carried in entrance, and circulation fluidized bed is carried by air flow bed UNICOM (1) position of middle and lower part is the bottom carrying a reactor (13).
Gas electricity generator (30) uses gas internal-combustion engine group or gas turbine group.
Embodiment 2, is changed to oxygen-enriched air by the air in embodiment 1, and other are identical.
Embodiment 3, is changed to oxygen by the air in embodiment 1, and other are identical.
House refuse provided by the present invention cleaning integrated gasification circulation cogeneration technique, had both solved waste incineration and generating electricity Efficiency is low, solid residue high temperature discharge and a flying dust difficult problem, eliminates two English and abnormal flavour, again waste recycling, rationally from source Make use of solid residue high temperature heat and percolate, solve a percolate low cost recycling treatment difficult problem；In combustion gas without tar, Do not produce phenol water secondary pollution；Oxygen consumption is low, gasification efficiency is high, and the intensity of gasification is big, and equipment volume is little, and steel consumption is low, fixing throwing Money is substantially reduced, and ash discharge process is simple.

Claims (4)

1. house refuse cleaning integrated gasification circulation cogeneration technique, its technical characteristic is that house refuse storage bin is taken off diafiltration After liquid, deferrization is pulverized, and granulated garbage passes through hot-air dry and the separation of combustion gas heat exchange, changes rear damp-heat air and returns at the bottom of fluid bed Portion is as gasifying agent, and hot granulated garbage enters and carries in the middle part of circulation fluidized bed under High Temperature Gas activating QI and circulating ash effect at 800-1000 Face hydrogen cracking at DEG C, and flow up formation Matter Transfer together；Cracking oil and gas mixes with gasify gas and circulating ash and is lifted up During proceed tar face hydrogen pyrolysis；Carrying circulation fluidized bed top through gas solid separation, the big-and-middle granule that the first order separates Carbon containing ash returns and carries bottom circulation fluidized bed generating gasification reaction at 800～1100 DEG C, gasification gas together with circulating ash to upstream Dynamic formation Matter Transfer；The high-temperature fine carbon containing ash that the second level separates delivers to air flow bed, reacts at 1200～1600 DEG C, generates height Wet and liquid lime-ash effluent stream bed, High Temperature Gas ramps up entrance and carries circulation fluidized bed middle and lower part；Liquid lime-ash flows downwardly into be taken With the circulating ash bed of material of circulation fluidized bed bottom, heat exchange is solidified as solid lime-ash；The second level separates gas and takes off through dedusting as combustion gas After the purification of sulfur, dehydrochlorination and heavy metal, generating electricity for gas engine, high-temperature flue gas heat recovery again passes through steam turbine power generation； Being sprayed into by percolate and vaporize in the outer grate furnace slag of high temperature and react, the gas containing stink flows upwardly into and carries bottom circulation fluidized bed as gasification Agent, the cooling slag flowed downward again is passed through air and aoxidizes further and calcine；The cleanest higher temperatures slag enters and changes Hot aggregate bin, arranges from the timing of heat exchange feed bin bottom low temperature slag.
2. put forward the house refuse cleaning integrated gasification circulation cogeneration technique stated according to claim 1, it is characterised in that take Main body with circulation fluidized bed is made up of the turbulent fluidized bed of bottom and a reactor that carries on top, and big-and-middle particulate carbonaceous ash enters and takes Being the middle part of turbulent fluidized bed with the position bottom circulation fluidized bed, it is to take that the position of circulation fluidized bed middle and lower part is carried in the entrance of hot granulated garbage The middle part of band bed reactor, the position carrying circulation fluidized bed middle and lower part of air flow bed connection is the bottom carrying a reactor.
3. put forward the house refuse cleaning integrated gasification circulation cogeneration technique stated according to claim 1, it is characterised in that combustion Gas electromotor uses gas internal-combustion engine group or gas turbine group.
4. put forward the house refuse cleaning integrated gasification circulation cogeneration technique stated according to claim 1, it is characterised in that oxygen Agent is oxygen, air and oxygen-enriched air.
CN201610280036.9A 2016-04-29 2016-04-29 House refuse cleans integrated gasification and recycles cogeneration technique Active CN106118753B (en)

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CN107525082A (en) * 2017-10-20 2017-12-29 珠海市云筒环保科技有限公司 A kind of garbage disposal combustion furnace and refuse disposal system

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