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 PDF

Info

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
Application number
CNU2008200712650U
Other languages
Chinese (zh)
Inventor
朴显泽
马建华
姚连武
李松鹤
曹学龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JILIN SANYI ENVIRONMENTAL-PROTECTION BOILER Co Ltd
Original Assignee
JILIN SANYI ENVIRONMENTAL-PROTECTION BOILER Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JILIN SANYI ENVIRONMENTAL-PROTECTION BOILER Co Ltd filed Critical JILIN SANYI ENVIRONMENTAL-PROTECTION BOILER Co Ltd
Priority to CNU2008200712650U priority Critical patent/CN201184597Y/en
Application granted granted Critical
Publication of CN201184597Y publication Critical patent/CN201184597Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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

A kind of waste incineration treatment apparatus of realizing dioxin and dust zero discharge
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;
Incinerator 1 adopts head air-supply reciprocating furance row patented technology, the patent No.: ZL200420011747.9, the fire grate segment total height reaches 80~150 millimeters general coal furnace screenings of ratio and exceeds 40~70 millimeters, being beneficial to pushing away of rubbish raises, there is not ventilation gap between each fire grate segment, therefore fire grate runout material not is fit to waste incineration.Fire grate bottom air output is controlled at 20% of total blast volume, makes approximate half gasification, and combustion of rubbish on the fire grate;
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.
CNU2008200712650U 2008-01-14 2008-01-14 Refuse burning processing apparatus capable of implementing zero discharge of dioxins and powder dust Expired - Lifetime CN201184597Y (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (13)

* Cited by examiner, † Cited by third party
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
CN1270988C (en) Sludge burning treatment method and system
CN102537975B (en) Circulating fluidized bed garbage incineration boiler and pollution control system with same
CN102145343B (en) Integrated garbage treatment and utilization method for effectively controlling dioxin
CN107461746B (en) A kind of small-sized domestic garbage pyrolysis gasification oven and purification system
CN108980847B (en) A kind of rubbish charing burning treatment process
CN1195688C (en) City domestic garbage treating process
CN101782236A (en) Method and device capable of inhibiting refuse incineration from generating dioxins
CN105276587A (en) Garbage incineration disposal method
CN2589824Y (en) Urban refuse pyrolysis incinerator
CN102344259A (en) Environmental-protection and energy-saving garbage incineration and waste gas utilization device
CN1101281C (en) Treating method for urban garbage and special equipment
CN209672340U (en) A kind of small-sized rubbish processing unit
CN208332277U (en) Municipal refuse cyclone burning system and its coupling coal fired power plant electricity generation system
CN208562252U (en) Coal-burning power plant handles the process system of house refuse using plasma gasification furnace collaboration
CN214619560U (en) Multi-class garbage comprehensive cooperative processing device for urban garbage processing
CN102205343A (en) Integrated processing system for domestic waste and sewage of new countryside small cities, and integrated processing method thereof
CN1246632C (en) Pollutionless garbage burning method of heat carrying circulation tunnel kiln
CN205261570U (en) Double -deck mechanical stoker formula waste gasification burns burning furnace
CN211011384U (en) Clean high-temperature co-combustion furnace for treating household garbage
CN210373449U (en) Garbage pyrolysis device
CN208871629U (en) A kind of refuse gasification and biomass combustion integrated system
CN202040816U (en) Municipal waste incineration boiler

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