CN204412746U - A kind of device of garbage disposal cogeneration - Google Patents
A kind of device of garbage disposal cogeneration Download PDFInfo
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- CN204412746U CN204412746U CN201520023988.3U CN201520023988U CN204412746U CN 204412746 U CN204412746 U CN 204412746U CN 201520023988 U CN201520023988 U CN 201520023988U CN 204412746 U CN204412746 U CN 204412746U
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- rubbish
- gas
- garbage disposal
- rotary kiln
- power generation
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- 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
- Y02E20/12—Heat utilisation in combustion or incineration of waste
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- Processing Of Solid Wastes (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model relates to a kind of device of garbage disposal cogeneration, comprises garbage disposal rotary kiln, rubbish residue cooler, low-temperature plasma processor, flour mill, low-temperature waste heat power generation equipment, high-temperature residual heat generating equipment and exhaust emission system.Garbage disposal rotary kiln is dividing wall type rotary structure, and the center of garbage disposal rotary kiln is kiln thorax, is rubbish destructive distillation room between kiln thorax and outer wall.Rubbish carbonization gas passes through low-temperature plasma processor, low-temperature waste heat power generation equipment and exhaust emission system successively after outlet out.Burner hearth flue gas passes through cleaner, high-temperature power generation equipment and exhaust emission system successively after outlet out.Rubbish solid discharge is connected to the fuel inlet of rotary kiln burner by rubbish residue cooler and flour mill.The utility model is by dividing wall type rotary kiln next door destructive distillation rubbish, and flue gas and the rubbish carbonizing gas of heating are isolated, and avoids rubbish carbonization gas and reveals contaminated environment.Rubbish carbonization gas, separately through after plasma processing process, has significant environmental benefit.
Description
Technical field
The utility model belongs to garbage disposal and waste heat recovery utilizing equipment technical field, relates to a kind of device of garbage disposal cogeneration.
Background technology
The whole world produces 4.9 hundred million tons of rubbish every year, and only China just produces nearly 1.5 hundred million tons of municipal refuses every year.World's rubbish average annual growth is 8.42%, and Chinese rubbish growth rate reaches more than 10%.Garbage disposal has become the significant problem faced in life, production development, the development that the existence of rubbish limits life and produces, and how efficiently, the disposal of refuse of energy-saving and environmental protection is extremely urgent.Along with environmental problem is taken seriously gradually, for garbage disposal provides the chance of industry development.
Waste incineration method is one of main method for the treatment of of urban garbage.The process of rubbish burning method can be eliminated various pathogen, poisonous and harmful substance is converted into harmless object.Incinerator is furnished with good smoke and dust purifier, alleviates the pollution to air.Garbage incineration equipment mainly comprises burns rotary kiln, grate furnace, sulfuration pool furnace etc., because municipal refuse is varied, causes rubbish to can not get fully burning thoroughly, allows the pernicious gas such as bioxin, sulfur dioxide not reach discharge standard.And the waste heat in garbage disposal is not fully utilized.
Publication number is open " a kind of rotary kiln waste incineration and generating electricity equipment of application for a patent for invention of CN 102692022 A.Grab trolley is picked up rubbish and is put into waste pipe conveyer, is sent in garbage feeding tank, then flows in rotary kiln.Air inlet fan sucks the foul atmosphere in trash repository, then is blown in waste pipe conveyer, out enters air intake cooler by filter screen filtration afterwards, then blows to the incineration firing supported in rotary kiln.Driven by motor rotary kiln rotates on brace table, and the rubbish of rotary kiln combustion is slowly moved down; Rubbish in the fuel oil flame ignition rotary kiln that the exhaust vent of airduct sprays.The rubbish burned from rotary kiln out after, the roasting rubbish slag through slag making grate furnace flows out from rubbish cinder notch.From rotary kiln flue gas out, burn through flue gas incineration furnace and after the dioxin in removing smoke and fuel gas, to be used for burning boiler.The high-temperature high-pressure steam that boiler produces is used for promoting steam generator generating.With waste-heat garbage pipe to conveyer, thus dry the rubbish in waste pipe conveyer ".This patent application is directly burnt away the refuse at rotary kiln, in the flue gas of discharge with pernicious gas not easily process, easily surrounding environment to be polluted, and too complicated, is not easy to implement.
Low temperature plasma is material the 4th state after solid-state, liquid, gaseous state, and when applied voltage reaches the discharge voltage of gas, gas is breakdown, produces the mixture comprising electronics, various ion, atom and free radical.Although electron temperature is very high in discharge process, heavy particle temperature is very low, and whole system presents low-temperature condition, so be called low temperature plasma.Low-temperature plasma degradation pollutant utilizes the pollutant effect in these high energy electrons, free radical isoreactivity particle and waste gas, and contaminant molecule is decomposed within the extremely short time, and follow-up various reactions occur to reach the object of degradation of contaminant.Rubbish carbonization gas is thoroughly being decomposed after plasma apparatus, is converted into harmless micromolecular water, carbon dioxide and metal oxides etc.
Utility model content
The purpose of this utility model is to provide a kind of device of garbage disposal cogeneration, by the heat insulation calcining rubbish of the rotary kiln of dividing wall structure, low-temperature plasma process is carried out to rubbish carbonizing gas, make it to be converted into harmless micromolecular water, carbon dioxide and metal oxides etc., and make full use of the heat energy produced in garbage processing procedure to generate electricity, improve garbage disposal overall economic efficiency and social enviroment protection benefit.
The technical solution of the utility model is: the device of garbage disposal cogeneration, and comprise garbage disposal rotary kiln, air separation plant, rubbish residue cooler, cooling blower and exhaust emission system, cooling blower is connected with rubbish residue cooler.Device is provided with low-temperature plasma processor, flour mill, low-temperature waste heat power generation equipment, high-temperature power generation equipment and cleaner.Garbage disposal rotary kiln is dividing wall type rotary structure, and the center of garbage disposal rotary kiln is kiln thorax, is rubbish destructive distillation room between kiln thorax and outer wall.Kiln thorax is provided with burner and exhanst gas outlet, and rubbish destructive distillation room is provided with garbage inlet, the outlet of rubbish carbonization gas and rubbish solid discharge.The outlet of rubbish carbonization gas is connected to low-temperature plasma processor, and the outlet of low-temperature plasma processor is connected to exhaust emission system by low-temperature waste heat power generation equipment.Garbage inlet and garbage feeding equipment connection, rubbish solid discharge is connected with flour mill by rubbish residue cooler.Flour mill is connected to the fuel inlet of burner, and the oxygen outlet of air separation plant is connected to the combustion-supporting gas entrance of burner.Exhanst gas outlet by cleaner and high-temperature power generation equipment connection to exhaust emission system.
Device is provided with coking rotary kiln, coal gas processing unit, gas collector, coke cooler and blender, and coking rotary kiln and garbage disposal rotary kiln are set up in parallel.Coking rotary kiln is dividing wall type rotary structure, and coking rotary kiln center is kiln thorax, is destructive distillation room between kiln thorax and outer wall.Kiln thorax is provided with burner and exhanst gas outlet, and destructive distillation room is provided with coal entrance, gas exit and coke export.Coal entrance is connected with coal apparatus for feeding, and gas exit is connected to coal gas processing unit by gas collector.Coke export is connected to blender by coke cooler, and rubbish residue cooler is connected to blender, and blender is connected to the fuel inlet of burner by flour mill.
The outlet of low-temperature waste heat power generation equipment and high-temperature power generation equipment is connected to the combustion-supporting gas entrance of burner.Device is provided with desulphurization denitration equipment, and high-temperature power generation equipment connection is to desulphurization denitration equipment, and desulphurization denitration equipment connection is to exhaust emission system.Low-temperature waste heat power generation equipment and high-temperature power generation equipment are respectively equipped with waste heat boiler, steam turbine and generator.Waste heat boiler is provided with steam pipe coil, and steam turbine is connected with generator shaft, and steam pipe coil is connected to steam turbine.Coal gas processing unit is provided with gas cooler, gs-oil separator and dehydration equipment.Coal gas processing unit is connected to coal gas aft-loaded airfoil unit, and coal gas aft-loaded airfoil unit comprises LNG production equipment and synthesizing methanol equipment.Cleaner is cyclone dust collectors or sack cleaner.
The device of the utility model garbage disposal cogeneration is by the heat insulation calcining rubbish of dividing wall type rotary kiln, the flue gas that burning coke powder is produced and rubbish carbonizing gas are isolated, reclaim the disposal and utilization carrying out different process respectively, low-temperature plasma resolution process is carried out to rubbish carbonizing gas, the harmful substances such as dioxin are thoroughly decomposed, its resolution ratio is up to 100%, tail gas after process is pure water, carbon dioxide and Small molecular oxide etc., directly can discharge, any pollution not produced to surrounding environment.Heat energy in garbage processing procedure is used to generating, improves garbage disposal overall economic efficiency.Coking rotary kiln and garbage disposal rotary kiln are combined, the advantage that both combine can be given full play to, improve energy utilization efficiency.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the device of the utility model garbage disposal cogeneration;
Fig. 2 is the schematic flow sheet of the utility model another program.
Wherein:
1-coal gas processing unit, 2-gas collector, 3-exhanst gas outlet, 4-coking rotary kiln, 5-destructive distillation room, 6-kiln thorax, 7-air separation plant, 8-blender, 9-flour mill, 10-cleaner.11-garbage disposal rotary kiln, 12-rubbish destructive distillation room, 13-low-temperature waste heat power generation equipment, 14-low-temperature plasma processor, 15-high-temperature power generation equipment, 16-desulphurization denitration equipment, 17-exhaust emission system, 18-coal gas aft-loaded airfoil unit, 19-burner, 20-garbage inlet, 21-coal entrance, the outlet of 22-rubbish carbonization gas, 23-gas exit, 24-rubbish residue cooler, 25-cooling blower.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in detail.The utility model protection domain is not limited to embodiment, and those skilled in the art make the scope that any change also belongs to the utility model protection in the scope that claim limits.
Embodiment 1
The device of the utility model garbage disposal cogeneration as shown in Figure 1, comprises garbage disposal rotary kiln 11, air separation plant 7, rubbish residue cooler 24, cooling blower 25, low-temperature plasma processor 14, flour mill 9, low-temperature waste heat power generation equipment 13, high-temperature power generation equipment 15, cleaner 10, desulphurization denitration equipment 16 and exhaust emission system 17.Cooling blower is connected with rubbish residue cooler.Garbage disposal rotary kiln is dividing wall type rotary structure, and the center of garbage disposal rotary kiln is kiln thorax 6, is rubbish destructive distillation room 12 between kiln thorax and outer wall.Kiln thorax is provided with burner 19 and exhanst gas outlet 3, and rubbish destructive distillation room is provided with garbage inlet 20, rubbish carbonization gas outlet 22 and rubbish solid discharge.The outlet of rubbish carbonization gas is connected to low-temperature plasma processor, and the outlet of low-temperature plasma processor is connected to exhaust emission system by low-temperature waste heat power generation equipment.Garbage inlet and garbage feeding equipment connection, rubbish solid discharge is connected with flour mill by rubbish residue cooler.Flour mill is connected to the fuel inlet of burner, and the oxygen outlet of air separation plant is connected to the combustion-supporting gas entrance of burner, and connecting line is provided with flow control valve.Exhanst gas outlet is connected to high-temperature power generation equipment by cleaner, and high-temperature power generation equipment connection is to desulphurization denitration equipment, and desulphurization denitration equipment connection is to exhaust emission system.The outlet of low-temperature waste heat power generation equipment and desulphurization denitration equipment is connected to the combustion-supporting gas entrance of burner, and connecting line is provided with flow control valve, portion of exhaust gas for regulating the oxygen content of burner combustion air, control combustion speed.Low-temperature waste heat power generation equipment and high-temperature power generation equipment are respectively equipped with waste heat boiler, steam turbine and generator.Waste heat boiler is provided with steam pipe coil, and steam turbine is connected with generator shaft, and steam pipe coil is connected to steam turbine.The running of the device of the utility model garbage disposal cogeneration is, rubbish is transported to garbage inlet 20 by garbage feeding equipment, rubbish destructive distillation room 12 is entered, rubbish material in the heat partition heating rubbish destructive distillation room that in kiln thorax 6, burner combustion produces through garbage inlet.The rubbish carbonization gas that rubbish decomposes produces carries out plasma decomposition process through rubbish carbonization gas outlet 22 to low-temperature plasma processor 14, and the clean gas after decomposition enters low-temperature waste heat power generation equipment 13, carries out low-temperature cogeneration.Waste gas after low temperature utilizes discharges through exhaust emission system 17.The flue gas of kiln thorax to cleaner 10, to high-temperature power generation equipment 15 after dedusting, produces steam by waste heat boiler through exhanst gas outlet 3, and drive generating set generating, the electric energy of generation is connected to the grid.The useless flue gas leaving waste heat boiler, through desulphurization denitration equipment 16, deviates from SO
2, NO
xarrive exhaust emission system discharge afterwards.Rubbish residue after the process of rubbish destructive distillation room 12, after garbage outlet cools to rubbish residue cooler 24, is worn into through flour mill 9 fuel outlet that fine powder is transported to burner and is made fuel.The oxygen pipeline of air separation plant makes combustion-supporting gas to burner delivering oxygen, and the portion before discharge returns to the gas access of burner, for regulating the oxygen content of combustion-supporting gas.
Embodiment 2
Another embodiment of the utility model as shown in Figure 2.Comprise coking rotary kiln 4 and garbage disposal rotary kiln 11, coking rotary kiln and garbage disposal rotary kiln are set up in parallel
.device is provided with coal gas processing unit 1, gas collector 2, coke cooler, blender 8, coal gas aft-loaded airfoil unit 18, air separation plant 7, rubbish residue cooler 24, cooling blower 25, low-temperature plasma processor 14, flour mill 9, low-temperature waste heat power generation equipment 13, high-temperature power generation equipment 15, cleaner 10, desulphurization denitration equipment 16 and exhaust emission system 17.Coking rotary kiln 4 is dividing wall type rotary structure, and coking rotary kiln center is kiln thorax 6, is destructive distillation room 5 between kiln thorax and outer wall.Kiln thorax is provided with burner 19 and exhanst gas outlet 3, and destructive distillation room is provided with coal entrance 21, gas exit 23 and coke export.Coal entrance is connected with coal apparatus for feeding, and gas exit is connected to coal gas processing unit by gas collector, and coal gas processing unit 1 is connected to coal gas aft-loaded airfoil unit 18, and coal gas aft-loaded airfoil unit comprises LNG production equipment and synthesizing methanol equipment.Coke export is connected to blender by coke cooler, and rubbish residue cooler is connected to blender, and blender is connected to the fuel inlet of burner by flour mill.Coal gas processing unit 1 is provided with gas cooler, gs-oil separator and dehydration equipment.
Coking raw material enters destructive distillation room 5 through coal apparatus for feeding and coal entrance 21, the coke-stove gas produced is collected to gas collector 2 through gas exit 23, then coal gas processing unit 1 is entered, coal gas after supercooling, Oil-gas Separation and dehydration enters coal gas aft-loaded airfoil unit 18, and coal gas aft-loaded airfoil unit comprises LNG production equipment and synthesizing methanol equipment.The flue gas of kiln thorax converges through exhanst gas outlet 3 and the flue gas of garbage disposal rotary kiln 11 and plays cleaner 10 and carry out fume treatment and UTILIZATION OF VESIDUAL HEAT IN.Coke after the pyrogenetic reaction of destructive distillation room 5 enters blender 8 through coke export after the cooling of coke cooler.Rubbish residue after the process of rubbish destructive distillation room 12 enters blender through garbage outlet after rubbish residue cooler 24 cools, and wears into the fuel outlet that fine powder is transported to burner make fuel with coke after mixing through flour mill 9.The flow process of garbage disposal rotary kiln part is identical with embodiment 1 with operation.
Claims (7)
1. the device of a garbage disposal cogeneration, comprise garbage disposal rotary kiln (11), air separation plant (7), rubbish residue cooler (24), cooling blower (25) and exhaust emission system (17), cooling blower is connected with rubbish residue cooler, it is characterized in that: described device is provided with low-temperature plasma processor (14), flour mill (9), low-temperature waste heat power generation equipment (13), high-temperature power generation equipment (15) and cleaner (10); Described garbage disposal rotary kiln is dividing wall type rotary structure, and the center of garbage disposal rotary kiln is kiln thorax (6), is rubbish destructive distillation room (12) between kiln thorax and outer wall; Described kiln thorax is provided with burner (19) and exhanst gas outlet (3), and described rubbish destructive distillation room (12) is provided with garbage inlet (20), the outlet of rubbish carbonization gas (22) and rubbish solid discharge; Described rubbish carbonization gas outlet is connected to low-temperature plasma processor, and the outlet of low-temperature plasma processor is connected to exhaust emission system by low-temperature waste heat power generation equipment; Described garbage inlet and garbage feeding equipment connection, rubbish solid discharge is connected with flour mill by rubbish residue cooler; Flour mill is connected to the fuel inlet of burner, and the oxygen outlet of described air separation plant is connected to the combustion-supporting gas entrance of burner; Described exhanst gas outlet by cleaner and high-temperature power generation equipment connection to exhaust emission system.
2. the device of garbage disposal cogeneration according to claim 1, it is characterized in that: described device is provided with coking rotary kiln (4), coal gas processing unit (1), gas collector (2), coke cooler and blender (8), coking rotary kiln and garbage disposal rotary kiln (11) are set up in parallel; Described coking rotary kiln (4) is dividing wall type rotary structure, and coking rotary kiln center is kiln thorax (6), is destructive distillation room (5) between kiln thorax and outer wall; Described kiln thorax is provided with burner (19) and exhanst gas outlet (3), and described destructive distillation room is provided with coal entrance (21), gas exit (23) and coke export; Described coal entrance is connected with coal apparatus for feeding, described gas exit is connected to coal gas processing unit by gas collector, described coke export is connected to blender by coke cooler, described rubbish residue cooler is connected to blender, and described blender is connected to the fuel inlet of burner by flour mill.
3. the device of garbage disposal cogeneration according to claim 1 and 2, is characterized in that: the outlet of described low-temperature waste heat power generation equipment (13) and high-temperature power generation equipment (15) is connected to the combustion-supporting gas entrance of burner (19).
4. the device of garbage disposal cogeneration according to claim 3, it is characterized in that: described device is provided with desulphurization denitration equipment (16), described high-temperature power generation equipment (15) is connected to desulphurization denitration equipment, and desulphurization denitration equipment connection is to exhaust emission system (17).
5. the device of garbage disposal cogeneration according to claim 3, is characterized in that: described low-temperature waste heat power generation equipment (13) and high-temperature power generation equipment (15) are respectively equipped with waste heat boiler, steam turbine and generator; Waste heat boiler is provided with steam pipe coil, and steam turbine is connected with generator shaft, and steam pipe coil is connected to steam turbine.
6. the device of garbage disposal cogeneration according to claim 3, is characterized in that: described coal gas processing unit (1) is provided with gas cooler, gs-oil separator and dehydration equipment.
7. the device of garbage disposal cogeneration according to claim 6, is characterized in that: described coal gas processing unit (1) is connected to coal gas aft-loaded airfoil unit (18), and described coal gas aft-loaded airfoil unit comprises LNG production equipment and synthesizing methanol equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023988.3U CN204412746U (en) | 2015-01-14 | 2015-01-14 | A kind of device of garbage disposal cogeneration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023988.3U CN204412746U (en) | 2015-01-14 | 2015-01-14 | A kind of device of garbage disposal cogeneration |
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| Publication Number | Publication Date |
|---|---|
| CN204412746U true CN204412746U (en) | 2015-06-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520023988.3U Withdrawn - After Issue CN204412746U (en) | 2015-01-14 | 2015-01-14 | A kind of device of garbage disposal cogeneration |
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| Country | Link |
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| CN (1) | CN204412746U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588399A (en) * | 2015-01-14 | 2015-05-06 | 石家庄新华能源环保科技股份有限公司 | Refuse disposal combined power generator |
| CN105135438A (en) * | 2015-08-12 | 2015-12-09 | 石家庄新华能源环保科技股份有限公司 | Rubbish combined treatment device |
-
2015
- 2015-01-14 CN CN201520023988.3U patent/CN204412746U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588399A (en) * | 2015-01-14 | 2015-05-06 | 石家庄新华能源环保科技股份有限公司 | Refuse disposal combined power generator |
| CN105135438A (en) * | 2015-08-12 | 2015-12-09 | 石家庄新华能源环保科技股份有限公司 | Rubbish combined treatment device |
| CN105135438B (en) * | 2015-08-12 | 2017-08-01 | 石家庄新华能源环保科技股份有限公司 | A kind of device of Combined Treatment rubbish |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150624 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |