CN203991628U - A kind for the treatment of apparatus that efficiently utilizes MSW heating value - Google Patents
A kind for the treatment of apparatus that efficiently utilizes MSW heating value Download PDFInfo
- Publication number
- CN203991628U CN203991628U CN201320712874.0U CN201320712874U CN203991628U CN 203991628 U CN203991628 U CN 203991628U CN 201320712874 U CN201320712874 U CN 201320712874U CN 203991628 U CN203991628 U CN 203991628U
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- Prior art keywords
- gas
- ash
- pyrolysis
- waste
- drying kiln
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- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 title description 8
- 239000007789 gas Substances 0.000 claims abstract description 44
- 238000002309 gasification Methods 0.000 claims abstract description 30
- 238000003763 carbonization Methods 0.000 claims abstract description 29
- 238000000197 pyrolysis Methods 0.000 claims abstract description 19
- 238000001035 drying Methods 0.000 claims abstract description 17
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 9
- 238000011084 recovery Methods 0.000 claims abstract description 9
- 239000010791 domestic waste Substances 0.000 claims abstract description 8
- 239000002918 waste heat Substances 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims abstract description 3
- 238000005469 granulation Methods 0.000 claims abstract description 3
- 230000003179 granulation Effects 0.000 claims abstract description 3
- 238000004064 recycling Methods 0.000 claims abstract description 3
- 238000001125 extrusion Methods 0.000 claims abstract 6
- 238000000746 purification Methods 0.000 claims abstract 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 13
- 238000003837 high-temperature calcination Methods 0.000 claims description 8
- 238000001354 calcination Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 6
- 239000004566 building material Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 2
- 150000002013 dioxins Chemical class 0.000 abstract 1
- 239000002893 slag Substances 0.000 abstract 1
- 239000002737 fuel gas Substances 0.000 description 13
- 238000005201 scrubbing Methods 0.000 description 5
- 239000002361 compost Substances 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
本实用新型公开了一种高效利用生活垃圾热值的处理装置，包括生活垃圾破碎机、回转干燥窑、均化混料器、挤压成型机、热解干馏气化炉、燃气锅炉、热交换器、尾气净化装置、热解燃气利用装置、余热回收利用装置和灰渣回收利用装置；生活垃圾先经破碎机破碎，然后经回转干燥窑干燥，再至均化混料器中混均后送入挤压成型机内挤压造粒；之后被输送到热解干馏气化炉内进行反应，产生的灰渣经其下部所设灰渣出口和螺旋卸料器排出回收用作建材原料；本实用新型可将城市生活垃圾的潜在热值充分利用起来，并能避免在垃圾处理过程中易产生的二噁英的出现，真正实现无污染零排放，实现了生活垃圾的无害化、减量化和资源化利用。
The utility model discloses a treatment device for efficiently utilizing the calorific value of domestic garbage, which comprises a domestic garbage crusher, a rotary drying kiln, a homogenizing mixer, an extrusion molding machine, a pyrolysis dry distillation gasifier, a gas boiler, a heat exchange device, exhaust gas purification device, pyrolysis gas utilization device, waste heat recovery and utilization device and ash recovery and utilization device; domestic waste is first crushed by a crusher, then dried by a rotary drying kiln, and then mixed in a homogenizing mixer before being sent into the extrusion molding machine for extrusion and granulation; then it is transported to the pyrolysis and carbonization gasification furnace for reaction, and the ash produced is discharged through the ash outlet and the screw unloader at the lower part of the ash and slag for recycling as building materials; The utility model can make full use of the potential calorific value of municipal solid waste, and can avoid the appearance of dioxins that are easily produced in the process of waste treatment, truly realize zero pollution and zero discharge, and realize the harmlessness and reduction of domestic waste and resource utilization.
Description
Technical field
The utility model relates to a kind for the treatment of apparatus that efficiently utilizes MSW heating value, belongs to field of environment protection.
Background technology
Statistics show, within 2011, China's domestic waste amount of clearing reaches 1.6 hundred million tons.At present, built together 683, domestic garbage was harmlessly treated factory of China, ability to be harmless 41.1 ten thousand ton per days, level of harmless treatment rate of life waste 79.7%.Because current China Urbanization Progress is quick, house refuse is increased sharply, as a whole, except garbage disposal ability is slightly inadequate, level its construction level and the running quality problem not high, that auxiliary facility is incomplete low, treatment facility of garbage disposal are more outstanding, thereby pollution hidden trouble is the significant problem facing at present.
The processing mode of China's municipal refuse is mainly to adopt the several methods such as sanitary landfills, compost, burning and Harmless and Comprehensive Disposal.Landfill is that house refuse is treated as a kind of refuse, and its processing method is mainly conceived to how to eliminate harm and reduces volume.Due to the increase of the in short supply and environmental pressure of land resource, now reduce gradually or be prohibited from using.Compost treatment operating cost is low, but also exists that compost quality is not high, compost oversize is processed and problem that smell, sewage are larger etc. to surrounding environment influence simultaneously.Burning disposal is domestic and international a kind of comparatively common processing mode, and after burning, the volume of house refuse can reduce 80～90%, can realize minimizing, the evilization of going out and resource simultaneously.But because MSW heating value is lower, thereby burning method cost is higher, and the tail gas burning easily produces bioxin pollution.
Summary of the invention
Lower for MSW heating value, utilization rate is low and burning disposal easily produces the problem of bioxin, the inventor provides a kind for the treatment of apparatus that efficiently utilizes MSW heating value, this device can efficiently utilize the organic component in house refuse to generate fuel gas, can avoid again the generation of bioxin, there is the features such as refuse thermal value utilization rate is high, technique is simple.
The purpose of this utility model is to provide a kind for the treatment of apparatus that efficiently utilizes MSW heating value.
For achieving the above object, solution of the present utility model is: it comprises disintegrating machine (1), rotary drying kiln (2), homogenizing blender (3), single lead screw ex truding briquetting machine (4), pyrogenation and carbonization gasification furnace (5), gas fired-boiler (14), heat exchanger (16), exhaust gas cleaner (17), pyrolysis combustion gas use device, heat recovery device and lime-ash recycle device.
House refuse is first through disintegrating machine (1) fragmentation, then pass through rotary drying kiln (2) dry, after being mixed in homogenizing blender (3), send into the interior extruder grain of single lead screw ex truding briquetting machine (4) again, be transported to afterwards in pyrogenation and carbonization gasification furnace (5) and react; Pyrogenation and carbonization gasification furnace (5) inside is divided into dryer section, pyrogenation and carbonization gasification section and three regions of high-temperature calcination section, and dryer section top is provided with raw gas outlet (15), high-temperature calcination section is provided with saturated vapor entrance (10), fuel gas entrance (11), auger stripper (6) and lime-ash outlet (7); Air and saturated vapor enter from saturated vapor entrance (10), and fuel gas enters from fuel gas entrance (11); The raw gas that pyrogenation and carbonization gasification furnace (5) produces is extracted out through raw gas outlet (15), be delivered to after saturated scrubbing tower (13) is removed steam and tar and pass through distributor (12), a part is sent to fuel gas entrance (11) and enters the calcining section C of pyrogenation and carbonization gasification furnace (5), and another part is sent into gas fired-boiler (14); The lime-ash that pyrogenation and carbonization gasification furnace (5) produces is discharged from lime-ash outlet (7) by auger stripper (6), enters in the cooling storehouse of lime-ash (8).
When application the utility model, fuel gas, tar and lime-ash that pyrogenation and carbonization gasification furnace produces can be recycled, cooling rear the recovery as the prepared using of preparing building material product of lime-ash, and waste heat recovery when lime-ash is cooling continues to use to rotary drying kiln.
Pyrogenation and carbonization gasification installation of the present utility model, inside is divided into dryer section, pyrogenation and carbonization gasification section and three regions of high-temperature calcination section; The temperature of dryer section A is 80-180 DEG C; The temperature of pyrogenation and carbonization gasification section B is 180-1100 DEG C; The temperature of high-temperature calcination section C is 1100-1200 DEG C; At dryer section A, pyrogenation and carbonization gasification section B, air coefficient is 0.6-0.8; At calcining section C, air coefficient is 1.05-1.2.
Pyrolysis combustion gas use device of the present utility model, comprises and can remove the saturated scrubbing tower of steam and tar in raw gas and distributor that can distribution of gas.
Heat recovery device of the present utility model, comprises that the cooling storehouse of lime-ash carries the pipeline of hot gas and gas fired-boiler to carry the pipeline of hot gas to rotary drying kiln to rotary drying kiln.
Lime-ash recycle device of the present utility model comprises the auger stripper of being located at pyrogenation and carbonization gasification installation bottom and the cooling storehouse of lime-ash that holds lime-ash.
Feature of the present utility model and advantage:
1. the utility model, according to the low-calorie characteristic of house refuse, fully utilizes the potential calorific value of domestic waste, and utilization rate of heat value is high, and zero-emission that whole handling process is pollution-free has thoroughly realized innoxious, minimizing and the recycling of house refuse,
2. the utility model can produce fuel gas and fuel gas is recycled in processing house refuse, has realized the efficient utilization of MSW heating value.
3 the utility model can be avoided the generation of bioxin in the time processing house refuse.
Brief description of the drawings
Accompanying drawing 1 is a kind of schematic diagram of this device, wherein: 1. disintegrating machine; 2. rotary drying kiln; 3. homogenizing blender; 4. single lead screw ex truding briquetting machine; 5. pyrogenation and carbonization gasification furnace; 6. auger stripper; 7. lime-ash outlet; 8. the cooling storehouse of lime-ash; 9. blower fan; 10. saturated vapor entrance; 11. fuel gas entrances; 12. distributors; 13. saturated scrubbing towers; 14. gas fired-boilers; 15. raw gas outlets; 16. heat exchangers; 17. exhaust gas cleaners.
Detailed description of the invention
Below in conjunction with accompanying drawing, structure of the present utility model and operation principle are described in further detail.
Referring to accompanying drawing, first house refuse is crushed to the following particle of 5mm through disintegrating machine 1, be then dried to moisture content through rotary drying kiln 2 and be less than 15%; Dried household garbage particles, to after fully mixing in homogenizing blender 3, is sent into the interior ball up granulation of single lead screw ex truding briquetting machine 4.House refuse pellet is transported in pyrolytic gasification destructive distillation device 5 and reacts afterwards, produces fuel gas and tar and is calcined.
The inside of pyrogenation and carbonization gasification furnace 5 can be divided into dryer section A, pyrogenation and carbonization gasification section B and calcining section tri-regions of C; First house refuse pellet enters 80-180 DEG C of dryer section A and deviates from residual moisture; At 180-1100 DEG C of pyrogenation and carbonization gasification section B, produce raw gas, the composition of raw gas is alkanes combustible gas CmHn, H2, CO and steam etc. substantially; Subsequently, enter the high-temperature calcination section C of 1100-1200 DEG C, through high-temperature calcination, after-flame organic matter.At dryer section A, the pyrogenation and carbonization gasification section B of pyrogenation and carbonization gasification furnace 5, air coefficient is 0.6-0.8, in anaerobic condition, can contain the generation of the harmful substances such as bioxin.At a calcining section C, air and saturated vapor enter from saturated vapor entrance 10, and fuel gas enters from 11, and air coefficient is 1.05-1.2, provides sufficient amount of oxygen to make the organic completing combustion in rubbish.
The raw gas that in pyrogenation and carbonization gasification furnace 5, reaction produces is extracted out through raw gas outlet 15, is delivered to saturated scrubbing tower 13 and removes steam and tar; Afterwards, through the fuel gas of washing, purifying, by distributor 12, a part is sent to calcining section C that fuel gas entrance 11 enters pyrogenation and carbonization gasification furnace 5 as combustion-supporting fuel, and another part is sent into gas fired-boiler 14 and used as fuel; The waste heat of gas fired-boiler can also cause rotary drying kiln 2 and further recycle.
The tar washing out in saturated scrubbing tower 13 is also recyclable, and the calcining section C that sends into pyrogenation and carbonization gasification furnace 5 uses as combustion-supporting fuel.
The lime-ash producing after house refuse process pyrogenation and carbonization gasification furnace 5, discharges from lime-ash outlet 7 by auger stripper 6, enters into the cooling storehouse 8 of lime-ash, the cooling rear raw material as building material product; Or with blower fan 9, the lime-ash in cooling lime-ash storehouse 8 being carried out coolingly, the hot blast producing when cooling can cause rotary drying kiln 2 for dry house refuse through pipeline.The tail gas of discharging from rotary drying kiln 2 can reclaim heat by heat exchanger 16, determines further to pass through whether again purifier 17 afterwards according to laboratory indexes, after gas is up to standard, enters atmosphere.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712874.0U CN203991628U (en) | 2013-11-12 | 2013-11-12 | A kind for the treatment of apparatus that efficiently utilizes MSW heating value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320712874.0U CN203991628U (en) | 2013-11-12 | 2013-11-12 | A kind for the treatment of apparatus that efficiently utilizes MSW heating value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203991628U true CN203991628U (en) | 2014-12-10 |
Family
ID=52031694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320712874.0U Expired - Fee Related CN203991628U (en) | 2013-11-12 | 2013-11-12 | A kind for the treatment of apparatus that efficiently utilizes MSW heating value |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203991628U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855268A (en) * | 2016-04-29 | 2016-08-17 | 田原宇 | Leachate cleaning and high-efficient treatment device used during gasification of household garbage |
| CN105921498A (en) * | 2016-06-17 | 2016-09-07 | 北京神雾环境能源科技集团股份有限公司 | Household garbage resourceful comprehensive treatment method and treatment system |
| CN105921497A (en) * | 2016-06-17 | 2016-09-07 | 北京神雾环境能源科技集团股份有限公司 | Resourceful comprehensive treatment method and system for household garbage |
| CN105936832A (en) * | 2016-07-01 | 2016-09-14 | 北京神雾环境能源科技集团股份有限公司 | System and method utilizing water steam in garbage pyrolysis rotary hearth furnace to dry garbage |
| CN106016276A (en) * | 2016-07-01 | 2016-10-12 | 北京神雾环境能源科技集团股份有限公司 | System and method for drying garbage by recycling waste heat of pyrolytic carbon through steam in rotary hearth furnace |
| CN106077029A (en) * | 2016-06-17 | 2016-11-09 | 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 |
| CN106111675A (en) * | 2016-08-12 | 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 |
| 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 |
| CN106825001A (en) * | 2017-03-21 | 2017-06-13 | 深圳市地质局 | A kind of low-carbon emission reduction hot-air evaporating Rubbish Processing Method and Device |
| CN107325829A (en) * | 2017-08-04 | 2017-11-07 | 遂宁市华旭科技有限公司 | A kind of solid waste pollutant disposal system |
| CN109530401A (en) * | 2018-11-29 | 2019-03-29 | 上海九泽环保科技有限公司 | Life refuse processing method |
| CN109825317A (en) * | 2019-03-29 | 2019-05-31 | 洛阳建材建筑设计研究院有限公司 | A domestic waste pyrolysis gasification device and method |
| CN113814259A (en) * | 2021-09-27 | 2021-12-21 | 浙江京兰环保科技有限公司 | Low-temperature degradation device and method for dioxin in waste incineration fly ash |
-
2013
- 2013-11-12 CN CN201320712874.0U patent/CN203991628U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105855268B (en) * | 2016-04-29 | 2019-01-18 | 田原宇 | Domestic garbage gasification process percolate clean and effective processing unit |
| CN105855268A (en) * | 2016-04-29 | 2016-08-17 | 田原宇 | Leachate cleaning and high-efficient treatment device used during gasification of household garbage |
| CN105921498A (en) * | 2016-06-17 | 2016-09-07 | 北京神雾环境能源科技集团股份有限公司 | Household garbage resourceful comprehensive treatment method and treatment system |
| CN105921497A (en) * | 2016-06-17 | 2016-09-07 | 北京神雾环境能源科技集团股份有限公司 | Resourceful comprehensive treatment method and system for household garbage |
| CN106077029A (en) * | 2016-06-17 | 2016-11-09 | 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 |
| 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 |
| CN105936832A (en) * | 2016-07-01 | 2016-09-14 | 北京神雾环境能源科技集团股份有限公司 | System and method utilizing water steam in garbage pyrolysis rotary hearth furnace to dry garbage |
| CN106016276A (en) * | 2016-07-01 | 2016-10-12 | 北京神雾环境能源科技集团股份有限公司 | System and method for drying garbage by recycling waste heat of pyrolytic carbon through steam in rotary hearth furnace |
| CN106111675A (en) * | 2016-08-12 | 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 |
| CN106825001A (en) * | 2017-03-21 | 2017-06-13 | 深圳市地质局 | A kind of low-carbon emission reduction hot-air evaporating Rubbish Processing Method and Device |
| CN107325829A (en) * | 2017-08-04 | 2017-11-07 | 遂宁市华旭科技有限公司 | A kind of solid waste pollutant disposal system |
| CN109530401A (en) * | 2018-11-29 | 2019-03-29 | 上海九泽环保科技有限公司 | Life refuse processing method |
| CN109825317A (en) * | 2019-03-29 | 2019-05-31 | 洛阳建材建筑设计研究院有限公司 | A domestic waste pyrolysis gasification device and method |
| CN113814259A (en) * | 2021-09-27 | 2021-12-21 | 浙江京兰环保科技有限公司 | Low-temperature degradation device and method for dioxin in waste incineration fly ash |
| CN113814259B (en) * | 2021-09-27 | 2023-09-29 | 浙江京兰低碳技术有限公司 | A device and method for low-temperature degradation of dioxins in waste incineration fly ash |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20191112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |