CN201184597Y - Refuse burning processing apparatus capable of implementing zero discharge of dioxins and powder dust - Google Patents
Refuse burning processing apparatus capable of implementing zero discharge of dioxins and powder dust Download PDFInfo
- Publication number
- CN201184597Y CN201184597Y CNU2008200712650U CN200820071265U CN201184597Y CN 201184597 Y CN201184597 Y CN 201184597Y CN U2008200712650 U CNU2008200712650 U CN U2008200712650U CN 200820071265 U CN200820071265 U CN 200820071265U CN 201184597 Y CN201184597 Y CN 201184597Y
- Authority
- CN
- China
- Prior art keywords
- warehouse
- waste
- rubbish
- flue gas
- base plate
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model relates to a waste incineration treatment device with zero-emission of dioxin and dust. The device comprises a waste storage bin, a waster incinerator and a waste heat boiler. The fume outlet of the waste heat boiler directly heats the waste inside the waste storage bin via an induced draft fan, a fume distribution box, an electric valve and a bottom plate air inlet hole, so as to realize the fermentation and dehydration of the waste. The waste can filter the fume at the same time when the fume heats the waste. A storage bin fume internal cycle exit and a storage bin exhaust pipe are arranged at the top of the waste storage bin. The storage bin fume internal cycle exit is connected with a secondary air system. The storage bin exhaust pipe communicates with a dust remover via a stalk ash/lime powder injection port. A purified gas outlet is arranged above the dust remover. The waste incineration treatment device has the advantages of no need of pretreatment of the municipal waste, continuous internal cycle during the whole treatment process, simple process, low equipment investment, small size, low operating cost, zero discharge of dioxin and dust, and reduced discharge of CO2.
Description
Technical field
The utility model belongs to field of environment protection, specifically is the total system that a kind of waste incineration and rubbish give processing.
Background technology
Handling at present domestic waste, adopt the way of burning, generally all is before burning, need sort rubbish, sieves, pulverizes, the multiple processing procedure of giving such as dehydration, and equipment investment expense height, floor space are big; Contain a large amount of CO in the flue gas that after waste incineration, produces
2, SO
2, NO
XAnd dioxin, heavy metal, harmful substances such as dust, conventional purification method to flue gas is to adopt electrostatic precipitator or cyclone dust collectors or wet scrubber or dry collector or several deduster to carry out organic cooperation, flue gas is handled the back enter atmosphere by chimney, these methods all can not satisfy the requirement to the city garbage burning tail gas clean-up, the employing that has in recent years sprays into active carbon powder in flue gas, and then the active carbon powder that will be adsorbed with dioxin is separated from flue gas, send into combustion chambers burn to reduce the discharging of dioxin, as: the Chinese patent publication number is CN1246597A, open day is on March 8th, 2000, and denomination of invention is " process for treating dioxin in the waste gas generated by burning garbage "; This application case discloses, and in the flue gas that waste incineration produces, at first removes dust through wet scrubber, sprays into active carbon powder again, and the active carbon powder that will be adsorbed with dioxin is again separated from flue gas, sends into combustion chambers burn.Outwards discharge though this method can reduce nuisances such as dioxin, the weak point of this method is: a, need rubbish is given processing before rubbish enters the rubbish warehouse, equipment investment expense height, floor space are big; The flue gas purifying equipment of b, employing is also more relatively, bigger, and to nuisances such as the dioxin that exists in the flue gas, dust, can not remove fully, still needs to establish taller and bigger chimney outwards to discharge; C, utilize active carbon powder absorption dioxin cost height, strengthened operating cost;
The utility model content
The purpose of this utility model is exactly in order to overcome oneself the deficiency of technology to be arranged, and proposes a kind of urban rubbish treatment unit that can realize dioxin and dust zero discharge substantially.This device can be exempted the processing procedure of giving to the rubbish before burning substantially; The flue gas major part that produces after the waste incineration is all recycling in system; The entire process process, processing step is easy, equipment drops into that expense is few, floor space is little, operating cost is low, can realize the zero-emission of dioxin and dust substantially and to CO
2Reduction of discharging.
The purpose of this utility model is achieved through the following technical solutions: this utility model comprises that rubbish warehouse, incinerator, waste heat boiler is characterized in that:
A, 2 airtight, the insulations of rubbish warehouse, Packed garbage inlet 13 is set above rubbish warehouse 2, top in rubbish warehouse 2 is provided with clamshell crane 12, and the passage that transports rubbish that is provided with a sealing in the side of rubbish warehouse 2 is connected with waste incineration batch hopper 10;
B, a warehouse base plate 7 is set in the bottom of rubbish warehouse 2, warehouse base plate 7 is a waveform, and crest is provided with base plate air admission hole 20, and trough is a waste canal 19, from the horizontal by 10-15 degree inclination angle, waste canal 19 lower ends link to each other with plash 8 along waste canal 19 directions;
C, some flue gas dividing plates 21 are set below warehouse base plate 7 warehouse base plate 7 is divided into some partitions 18, each cuts off 18 base plate air admission hole 20 and the rubbish warehouse 2 corresponding regional connectivities that all pass through to cut off the top;
D, exhaust-heat boiler flue gas outlet 23 link to each other with air-introduced machine 3, and air-introduced machine 3 directly is connected with flue gas distributor box 5 by flue 14, and the flue gas distributor box is provided with electrically operated valve 6, and electrically operated valve 6 is connected with rubbish warehouse 2 by cutting off 18; Electrically operated valve 6 is electrically connected mutually with automatic control unit, and automatic control unit is electrically connected with power supply mutually by power switch;
E, be provided with a warehouse blast pipe 9 at the top of warehouse base plate 7, one end of warehouse blast pipe 9 is connected with rubbish warehouse 2, the other end is connected with deduster 17 by straw ash, the pulverized limestone entrance 15 that is arranged on the warehouse gas exhaust piping, is provided with clean gas outlet 22 above deduster 17;
F, incinerator overfire air fan 16 1 ends are connected with loop exit 26 and atmosphere in the warehouse flue gas respectively by control valve 24, and the other end links to each other with secondary phoenix system in being arranged on incinerator by second-time burning chamber inlet 11; Primary air fan 4 is connected with fire grate bottom air compartment.
In addition, the fire grate of said incinerator adopts head air-supply reciprocating furance row; Chimney arch adopts dipole vortex arch; The secondary elegance is rotated secondary wind with multipole multitube; Said deduster 17 is a dry bag-type dust remover.
The utility model is owing to adopted technique scheme, and its beneficial effect is: 1, can exempt substantially the preprocessing process of rubbish before burning, can directly send into the rubbish warehouse for the municipal refuse that does not contain building waste, participate in burning; 2, because the flue gas that produces behind the incineration firing directly is introduced into the rubbish warehouse, rubbish is heated, rubbish filters flue gas again simultaneously, kills two birds with one stone, and has saved rubbish preliminary treatment and flue gas purifying equipment; 3, rubbish is heated, ferments and participates in series of chemical, has reduced the CO in the flue gas
2Content, increased the quantity of fuel gas, these gas major parts are sent back to incinerator again and are participated in burning, even all the other small part gases contain remaining dioxin, after straw ash and pulverized limestone and deduster are handled once more, can realize substantially that the Purge gas of discharging does not contain dioxin and dust; 4, since the tail gas major part that incinerator produces through waste heat boiler in system by oneself, recycling, and substitute active carbon with plant ash, therefore whole incineration treatment of garbage process steps equipment simple, that need is few, floor space is little, equipment investment and operating cost are low.
Description of drawings
Fig. 1 is the structural representation of this contrive equipment
Fig. 2 is the rubbish warehouse structural representation of apparatus of the present invention
Fig. 3 is a warehouse base arrangement schematic diagram in the rubbish warehouse
Fig. 4 is the left view of Fig. 3
Fig. 5 is the vertical view of Fig. 3
Wherein: 1-incinerator 2-rubbish warehouse 3-air-introduced machine 4-primary air fan 5-flue gas distributor box 6-motor switch 7-warehouse base plate 8-plash 9-warehouse blast pipe 10-incinerator hopper 11-second-time burning chamber inlet 12-clamshell crane 13-garbage inlet 14-flue 15-tangerine bar ash pulverized limestone entrance 16-overfire air fan 17-deduster 18-flue gas cuts off loop exit in 19-spilling water structure 20-base plate air admission hole 21-flue gas dividing plate 22-clean gas outlet 23-exhaust-heat boiler flue gas outlet 24-flue gas and the air regulation valve 25-waste heat boiler 26-warehouse flue gas.
The specific embodiment
Below in conjunction with accompanying drawing the inventive method and device are further described: as shown in Figure 1, after the municipal refuse of collecting only sorted out building waste, need not carry out other preliminary treatment again can send in the rubbish warehouse 2 by double layered bell jar type garbage inlet 13, guarantee that the rubbish warehouse not only is incubated but also seal, in rubbish warehouse 2, be provided with a clamshell crane 12, by clamshell crane will be heated, ferment, and the rubbish that dewatered send into the hopper 10 of incinerator by the passage of sealing, prepare to burn;
Chimney arch adopts dipole vortex arch, is about to the original front and back of incinerator arch and fuses, and opens the round hole of even number at the aditus laryngis place, will encircle flue gas and orderly being drawn by the circle hole of fuel gas that produces down;
Incinerator secondary elegance is rotated secondary wind patented technology with multipole multitube, the patent No.: ZL200420011746.4, a large amount of combustion airs that accounts for total blast volume 80%, under the drive of overfire air fan 16, and carry the flue gas that warehouse 2 contains a large amount of fuel gas and tangentially spray into by the secondary air system of second-time burning chamber inlet 11 along aditus laryngis place, top, circle hole, make fuel gas fully obtain burning; Because burning is the gasification product of rubbish, can improve more than the fire box temperature to 1000 ℃, the dioxin of generation is decomposed fully, after flue gas enters convection section in 0.1 second time again below the rapid drawdown to 300 ℃, make it can't synthesize dioxin again, therefore the content of dioxin is extremely low from the flue gas that waste heat boiler is discharged;
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, municipal refuse burns the flue gas that produces in incinerator, flue gas through waste heat boiler 25 heat absorption back discharges, under the traction of air-introduced machine 3, directly send in the flue gas distributor box 5 that is arranged on below the rubbish warehouse 2 by flue 14, flue gas distributor box 5 is provided with several electrically operated valves 6 and cuts off 18 with the flue gas of rubbish warehouse base plate 7 belows respectively and is connected, electrically operated valve 6 is electrically connected by lead and automatic control unit, automatic control unit is electrically connected by power switch and power supply, electrically operated valve 6 is the program that configures according to the people, rhythmical folding under the control of automatic control unit is carried out uniform heating by the different zone that the base plate air admission hole 20 on the warehouse base plate 7 is blown in the rubbish warehouse 2 to rubbish according to certain rule with flue gas;
The flue gas that incineration firing produces is when heating rubbish, and rubbish plays a role in filtering to flue gas again, and harmful substances such as the dioxin that flue gas contains, dust, heavy metal are fallen by rubbish filtering; Rubbish temperature in the rubbish warehouse 2, regulating the flue-gas temperature that enters in the flue gas distributor box by introducing high-temperature flue gas or cold air controls, rubbish temperature in the rubbish warehouse 2 is remained in 30 ℃ of-60 ℃ of scopes, the easiest rubbish fermentation that makes in this temperature province, the rubbish fermentation dehydration, ponding is carrying the waste canals 19 of nuisance on warehouse base plate 7 such as the particle that is stained with dioxin that got off by rubbish filtering, dust, heavy metal and is entering plash 8, can effectively fall the content of the synthetic dioxin catalyst in the end;
Can produce a certain amount of oxygen source and hydroxyl free radical after rubbish is heated, very help the carrying out of chemical reaction, the CO in the flue gas
2, CO, NO
XUnder anaerobic temperature can generate CH by sealed fermenting in 30 ℃ of-60 ℃ of scopes
4Under the hydroxyl free radical effect, can impel CO
2And CH
4Reaction changes into CO, and these contain the flue gas of a large amount of fuel gas, most of in the rubbish warehouse flue gas loop exit 26 be admitted to the incinerator second-time burning through the traction of overfire air fan 16 together in company with secondary wind.
The flue gas of remaining small part, when being arranged on the blast pipe 9 above the rubbish warehouse, remaining dioxin and acidic materials in the flue gas, by the straw ash and the pulverized limestone that spray into from straw ash and pulverized limestone entrance 15, absorption and neutralization, flue gas rationally cooperates through dry collector or wet scrubber or cyclone dust collectors or its again to be handled, and the purified gas of being discharged by clean gas outlet 22 at last can be realized the zero-emission of dioxin and dust substantially and realizes CO
2Reduction of discharging.
Claims (3)
1, a kind of waste incineration treatment apparatus of realizing dioxin and dust zero discharge, this utility model comprises that rubbish warehouse, incinerator, waste heat boiler is characterized in that:
A, airtight, the insulation of rubbish warehouse (2), in the top of rubbish warehouse (2) Packed garbage inlet (13) is set, top in rubbish warehouse (2) is provided with clamshell crane (12), and the passage that transports rubbish that is provided with a sealing in the side of rubbish warehouse (2) is connected with waste incineration batch hopper (10);
B, a warehouse base plate (7) is set in the bottom of rubbish warehouse (2), warehouse base plate (7) is a waveform, crest is provided with base plate air admission hole (20), trough is waste canal (19), from the horizontal by 10-15 degree inclination angle, waste canal (19) lower end links to each other with plash (8) along waste canal (19) direction;
C, in the below of warehouse base plate (7) some flue gas dividing plates (21) are set warehouse base plate (7) is divided into some partitions (18), each partition (18) all passes through to cut off the base plate air admission hole (20) and the corresponding regional connectivity of rubbish warehouse (2) of top;
D, exhaust-heat boiler flue gas outlet (23) link to each other with air-introduced machine (3), air-introduced machine (3) directly is connected with flue gas distributor box (5) by flue (14), the flue gas distributor box is provided with electrically operated valve (6), and electrically operated valve (6) is connected with rubbish warehouse (2) by cutting off (18); Electrically operated valve (6) is electrically connected mutually with automatic control unit, and automatic control unit is electrically connected with power supply mutually by power switch;
E, be provided with a warehouse blast pipe (9) at the top of warehouse base plate (7), one end of warehouse blast pipe (9) is connected with rubbish warehouse (2), the other end is connected with deduster (17) by straw ash, the pulverized limestone entrance (15) that is arranged on the warehouse gas exhaust piping, is provided with clean gas outlet (22) in the top of deduster (17);
F, incinerator overfire air fan (16) one ends are connected with loop exit (26) and atmosphere in the warehouse flue gas respectively by control valve (24), and the other end links to each other with secondary air system in being arranged on incinerator by second-time burning chamber inlet (11); Primary air fan (4) is connected with fire grate bottom air compartment.
2, as the said a kind of waste incineration treatment apparatus of realizing dioxin and dust zero discharge of claim 1, it is characterized in that: said incinerator, fire grate adopt head air-supply reciprocating furance row; Chimney arch adopts dipole vortex arch; The secondary elegance is rotated secondary wind with multipole multitube.
3, as claim 1 or 2 said a kind of waste incineration treatment apparatus of realizing dioxin and dust zero discharge, it is characterized in that: said deduster (17) is a dry bag-type dust remover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200712650U CN201184597Y (en) | 2008-01-14 | 2008-01-14 | Refuse burning processing apparatus capable of implementing zero discharge of dioxins and powder dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200712650U CN201184597Y (en) | 2008-01-14 | 2008-01-14 | Refuse burning processing apparatus capable of implementing zero discharge of dioxins and powder dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201184597Y true CN201184597Y (en) | 2009-01-21 |
Family
ID=40272337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200712650U Expired - Lifetime CN201184597Y (en) | 2008-01-14 | 2008-01-14 | Refuse burning processing apparatus capable of implementing zero discharge of dioxins and powder dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201184597Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003714A (en) * | 2010-12-10 | 2011-04-06 | 常州市三信环保设备有限公司 | Domestic garbage incinerator and method for treating domestic garbage |
| CN102042597A (en) * | 2010-12-10 | 2011-05-04 | 常州市三信环保设备有限公司 | Household garbage incineration and flue gas processing system and method for processing household garbage |
| CN102297433A (en) * | 2011-05-31 | 2011-12-28 | 福建省丰泉环保控股有限公司 | Method for removing dioxin from fume of garbage incinerator |
| CN103278016A (en) * | 2013-04-29 | 2013-09-04 | 中色科技股份有限公司 | Method of pre-heating pre-loaded material by using waste heat of flue gas |
| CN103913044A (en) * | 2014-04-09 | 2014-07-09 | 广州世正环保科技发展有限公司 | Drying and homogenizing method for comprehensively utilizing materials of construction waste |
| CN103913055A (en) * | 2014-04-09 | 2014-07-09 | 广州世正环保科技发展有限公司 | Drying and homogenizing bin for comprehensively utilizing materials of construction waste |
| CN105370405A (en) * | 2014-08-20 | 2016-03-02 | 福建正仁环保有限公司 | Domestic garbage pyrolysis gasification fuel gas electricity generation process |
| CN105823057A (en) * | 2016-04-27 | 2016-08-03 | 杭州绿能环保发电有限公司 | Clean incineration device for household garbage |
-
2008
- 2008-01-14 CN CNU2008200712650U patent/CN201184597Y/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003714A (en) * | 2010-12-10 | 2011-04-06 | 常州市三信环保设备有限公司 | Domestic garbage incinerator and method for treating domestic garbage |
| CN102042597A (en) * | 2010-12-10 | 2011-05-04 | 常州市三信环保设备有限公司 | Household garbage incineration and flue gas processing system and method for processing household garbage |
| CN102042597B (en) * | 2010-12-10 | 2012-08-22 | 江苏三信环保设备有限公司 | Household garbage incineration and flue gas processing system and method for processing household garbage |
| CN102003714B (en) * | 2010-12-10 | 2012-08-22 | 江苏三信环保设备有限公司 | Domestic garbage incinerator and method for treating domestic garbage |
| CN102297433A (en) * | 2011-05-31 | 2011-12-28 | 福建省丰泉环保控股有限公司 | Method for removing dioxin from fume of garbage incinerator |
| CN102297433B (en) * | 2011-05-31 | 2013-03-20 | 福建省丰泉环保控股有限公司 | Method for removing dioxin from fume of garbage incinerator |
| CN103278016A (en) * | 2013-04-29 | 2013-09-04 | 中色科技股份有限公司 | Method of pre-heating pre-loaded material by using waste heat of flue gas |
| CN103913044A (en) * | 2014-04-09 | 2014-07-09 | 广州世正环保科技发展有限公司 | Drying and homogenizing method for comprehensively utilizing materials of construction waste |
| CN103913055A (en) * | 2014-04-09 | 2014-07-09 | 广州世正环保科技发展有限公司 | Drying and homogenizing bin for comprehensively utilizing materials of construction waste |
| CN103913044B (en) * | 2014-04-09 | 2015-12-09 | 广州世正环保科技发展有限公司 | A kind of dry homogenization process of building castoff comprehensive utilization material |
| CN103913055B (en) * | 2014-04-09 | 2015-12-30 | 广州世正环保科技发展有限公司 | A kind of dry homogenizing bin of building castoff comprehensive utilization material |
| CN105370405A (en) * | 2014-08-20 | 2016-03-02 | 福建正仁环保有限公司 | Domestic garbage pyrolysis gasification fuel gas electricity generation process |
| CN105823057A (en) * | 2016-04-27 | 2016-08-03 | 杭州绿能环保发电有限公司 | Clean incineration device for household garbage |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100565009C (en) | Can realize the garbage burning processing method and the device of dioxin and dust zero discharge | |
| CN201184597Y (en) | Refuse burning processing apparatus capable of implementing zero discharge of dioxins and powder dust | |
| WO2019095964A1 (en) | Treatment method and device for cooperatively burning garbage and semi-dry sludge | |
| CN102537975B (en) | Circulating fluidized bed garbage incineration boiler and pollution control system with same | |
| CN108980847B (en) | A kind of rubbish charing burning treatment process | |
| CN107461746B (en) | A kind of small-sized domestic garbage pyrolysis gasification oven and purification system | |
| CN102145343A (en) | Integrated garbage treatment and utilization method for effectively controlling dioxin | |
| CN1195688C (en) | City domestic garbage treating process | |
| CN1270988C (en) | Sludge burning treatment method and system | |
| CN105276587A (en) | Garbage incineration disposal method | |
| CN2589824Y (en) | Urban refuse pyrolysis incinerator | |
| CN101782236A (en) | Method and device capable of inhibiting refuse incineration from generating dioxins | |
| CN1844744A (en) | Urban domestic refuse incineration and power generation process | |
| CN209672340U (en) | A kind of small-sized rubbish processing unit | |
| CN102344259A (en) | Environmental-protection and energy-saving garbage incineration and waste gas utilization device | |
| CN214619560U (en) | Multi-class garbage comprehensive cooperative processing device for urban garbage processing | |
| CN208332277U (en) | Municipal refuse cyclone burning system and its coupling coal fired power plant electricity generation system | |
| CN1101281C (en) | Treating method for urban garbage and special equipment | |
| CN1246632C (en) | Pollutionless garbage burning method of heat carrying circulation tunnel kiln | |
| CN208562252U (en) | Coal-burning power plant handles the process system of house refuse using plasma gasification furnace collaboration | |
| CN102205343A (en) | Integrated processing system for domestic waste and sewage of new countryside small cities, and integrated processing method thereof | |
| CN205261570U (en) | Double -deck mechanical stoker formula waste gasification burns burning furnace | |
| CN210373449U (en) | Garbage pyrolysis device | |
| CN211011390U (en) | Garbage pollutant control and waste heat recovery system | |
| CN211011384U (en) | Clean high-temperature co-combustion furnace for treating household garbage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20080114 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |