CN101704014B - Dispersed disposal system and disposal method of household wastes in small towns - Google Patents
Dispersed disposal system and disposal method of household wastes in small towns Download PDFInfo
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- CN101704014B CN101704014B CN200910212532A CN200910212532A CN101704014B CN 101704014 B CN101704014 B CN 101704014B CN 200910212532 A CN200910212532 A CN 200910212532A CN 200910212532 A CN200910212532 A CN 200910212532A CN 101704014 B CN101704014 B CN 101704014B
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Abstract
A dispersed disposal system of household wastes in small towns comprises an incinerator (1), a smoke gas absorbing and dedusting device (2) and a chimney (3). The dispersed disposal system is characterized in that the incinerator (1) is connected with a firedamp package (4) which is connected with an anaerobic reaction tower (8) that is internally provided with multi-group of energy-saving anaerobic pulse reactors (7); one side of the anaerobic reaction tower (8) is provided with a liquid inlet (6); the other side of the anaerobic reaction tower (8) is connected with an aerobic biochemical pond (9); and the tail end of the aerobic biochemical pond (9) is provided with a water outlet (10). In the invention, the dispersed disposal method for disposing wastes fully utilizes the firedamp generated by the waste filter liquid, thoroughly decomposes the harmful matters and meets the environment-protective requirement on energy-saving and emission-reducing.
Description
Technical field
The present invention relates to the garbage disposal field, especially a kind of small town living rubbish decentralized treatment system and processing method.
Background technology
Along with improving constantly of China's rapid development of economy and the level of urbanization and living standards of the people, new countryside construction is like a raging fire; And house refuse output grows with each passing day on the other hand, and the problem of environmental pollution that brings thus is also serious day by day, and the samll cities and towns area has become the key factor that influences environmental protection, urban construction, people's lives and sustainable development with new life in the countryside garbage disposal.But the samll cities and towns area is relatively backward with new rural area relatively economical, and technical force is not enough, and domestic rubbish disposal is in a backward condition for a long time.Promote the use of advanced technology of garbage disposal, realize that rubbish processing to be harmless has important theoretical and realistic meaning.
Mostly current refuse of small town processing mode is filling type; Landfill waste will cause soil heavy metal and various harm discarded object to exceed standard; Make the soil lose the agricultural land function forever, cause the appended near surface of landfill yard water source severe contamination simultaneously, dumping produces effluent stream and passes through the face of land; Cause ammonia-nitrogen content severe overweight in the underground water, leave endless troubles.
Summary of the invention
The objective of the invention is to overcome the defective of above-mentioned filling type trash processing way; A kind of small town living rubbish decentralized treatment system and processing method are provided, and that in combining a large amount of engineering practices, disclose a kind of complete is innoxious, processing cost is extremely low, simple to operate, be fit to samll cities and towns area and newly characteristics and the garbage disposal new technology developed in rural area fully.
Technical scheme of the present invention is:
A kind of small town living rubbish decentralized treatment system; Comprise the incinerator, smoke absorption dust arrester and the chimney that connect successively, said incinerator connects methane pocket, and methane pocket connects the anaerobic reaction tower; Be provided with the energy-conservation anaerobism pulse type reactor of many groups in the anaerobic reaction tower; Anaerobic reaction tower one side is provided with inlet, and anaerobic reaction tower opposite side connects aerobic biochemistry pool, and aerobic biochemical pond end is provided with delivery port.
Said smoke absorption dust arrester is water-cooled dust arrester, cyclone dust collectors, circulation absorption tower, sack cleaner or its combination.
Be provided with the biogas pump between said incinerator and the methane pocket.
A kind of small town living rubbish decentralized processing method is characterized in that may further comprise the steps:
The house refuse of water content more than 75% through the filter press squeezing, isolated dried rubbish and filtrating;
Above-mentioned isolated dried rubbish is sent into the incinerator internal combustion through manual work or pay-off, make qualified discharge after the harmful substance decomposition combustion in the rubbish;
But the burning fume after incinerator burns is through the smoke absorption dust arrester, and slag that produces behind the incineration firing and flying dust are done harmless treatment after collecting;
Filtrating gets into the anaerobic reaction tower and carries out anaerobic biochemical reaction, with the collecting methane that produces and to feed incinerator combustion-supporting;
Getting into the aerobic biochemical pond through the filtrating behind the anaerobic reaction carries out discharging behind the aerobic reaction.
Said biogas is pumped into incinerator as combustion adjuvant by biogas, increases ignition temperature the interior temperature of stove is remained on more than 900 ℃.
The invention has the beneficial effects as follows:
Rubbish decentralized treatment system of the present invention is rational in infrastructure, stable, adopts biogas combustion-supporting; Make that rubbish and smoke combustion are abundant, harmful substance can thoroughly be decomposed, and the heat energy recycling system is set; Have control of dust ash discharge function simultaneously, satisfy the environmental protection needs of energy-saving and emission-reduction.
Rubbish decentralized processing method of the present invention makes full use of the biogas that rubbish filtrating produces, and in order to make the thorough decomposition combustion of harmful substance in pyrolysis combustible gas and the flue gas, reaches emission request.
The present invention utilizes the calorific value of rubbish own forcibly to produce fuel gas, thereby reaches garbage as resource.Practice thrift the energy simultaneously, reduced operating cost.And owing to be smooth combustion, service life of equipment is long.Work situation is good, because it is once to drop into to smoulder, so do not have any foul smell and floor space little, has built a kind of green environment of plant.
Description of drawings
Fig. 1 is the structural representation of rubbish decentralized treatment system of the present invention.
Fig. 2 is the process chart of rubbish decentralized processing method of the present invention.
Among the figure: 1 is that incinerator, 2 is that smoke absorption dust arrester, 3 is that chimney, 4 is that methane pocket, 5 is that biogas pump, 6 is that inlet, 7 is that energy-conservation anaerobism pulse type reactor, 8 is that anaerobic reaction tower, 9 is that aerobic biochemical pond, 10 is a delivery port.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described:
Embodiment one.
Like Fig. 1, a kind of small town living rubbish decentralized treatment system comprises the incinerator 1, smoke absorption dust arrester 2 and the chimney 3 that connect successively; Said incinerator 1 connects methane pocket 4; Methane pocket 4 connects anaerobic reaction tower 8, is provided with the energy-conservation anaerobism pulse type reactor 7 of many groups in the anaerobic reaction tower 8, and anaerobic reaction tower 8 one sides are provided with inlet 6; Anaerobic reaction tower 8 opposite sides connect aerobic biochemistry pool 9, and aerobic biochemical pond 9 ends are provided with delivery port 10.
Said smoke absorption dust arrester 2 is water-cooled dust arrester, cyclone dust collectors, circulation absorption tower, sack cleaner or its combination.
Be provided with biogas pump 5 between said incinerator 1 and the methane pocket 4.
Embodiment two.
Like Fig. 2, a kind of small town living rubbish decentralized processing method is characterized in that may further comprise the steps:
The house refuse of water content more than 75% through the filter press squeezing, isolated dried rubbish and filtrating;
Above-mentioned isolated dried rubbish is sent into the incinerator internal combustion through manual work or pay-off, make qualified discharge after the harmful substance decomposition combustion in the rubbish;
But the burning fume after incinerator burns is through the smoke absorption dust arrester, and slag that produces behind the incineration firing and flying dust are done harmless treatment after collecting;
Filtrating gets into the anaerobic reaction tower and carries out anaerobic biochemical reaction, with the collecting methane that produces and to feed incinerator combustion-supporting;
Getting into the aerobic biochemical pond through the filtrating behind the anaerobic reaction carries out discharging behind the aerobic reaction.
Said biogas is pumped into incinerator as combustion adjuvant by biogas, increases ignition temperature the interior temperature of stove is remained on more than 900 ℃.
Operation principle of the present invention is:
After house refuse get into to be handled, because the house refuse moisture content in a large amount of samll cities and towns and new rural area more than 80%, gets into small incinerator 1 through filter press squeezing back and carries out the innoxious burning processing, the flue gas after up to standard was from chimney 3 high altitude discharges.And filtrating gets into anaerobic reaction tower 8 through inlet 6; Adopt advanced energy-conservation anaerobism impulse generator 7 to produce biogas; Be stored in behind the collecting methane in the methane pocket (4); Waste water continues to get into secondary aerobic biochemistry pool 9 and carries out the aerobe processing, and sewage up to standard can carry out field irrigation from delivery port 10 dischargings.
And the biogas that produces is by high pressure positive blower, and promptly biogas pump 5 is sent into incinerator 1 as combustion adjuvant.Increase ignition temperature the interior temperature of stove is remained on more than 900 ℃, be up to state standards fully.
Dried rubbish after squeezing manual work after grid sorting entering furnace body that feeds intake according to incineration temperature, mixes degree, and gas residence time is commonly referred to as 3T, and excess air ratio is distributed rationally.
Incinerator 1 furnace body temperature is controlled at about 900 ℃; Under control gas condition, organic completing combustion decomposition in stove, most of organic substance pyrolysis becomes fuel gas; Make the thorough decomposition combustion of harmful substance in pyrolysis combustible gas and the flue gas, guarantee that simultaneously flue gas is in burning time.
Claims (1)
1. small town living rubbish decentralized treatment system; Comprise the incinerator (1), smoke absorption dust arrester (2) and the chimney (3) that connect successively, it is characterized in that said incinerator (1) connects methane pocket (4), methane pocket (4) connects anaerobic reaction tower (8); Be provided with many group energy-conservation anaerobism pulse type reactors (7) in the anaerobic reaction tower (8); Anaerobic reaction tower (8) one sides are provided with inlet (6), and anaerobic reaction tower (8) opposite side connects aerobic biochemistry pool (9), and aerobic biochemical pond (9) end is provided with delivery port (10); Said smoke absorption dust arrester (2) is water-cooled dust arrester, cyclone dust collectors, circulation absorption tower, sack cleaner or its combination; Be provided with biogas pump (5) between said incinerator (1) and the methane pocket (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910212532A CN101704014B (en) | 2009-11-12 | 2009-11-12 | Dispersed disposal system and disposal method of household wastes in small towns |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910212532A CN101704014B (en) | 2009-11-12 | 2009-11-12 | Dispersed disposal system and disposal method of household wastes in small towns |
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| CN101704014A CN101704014A (en) | 2010-05-12 |
| CN101704014B true CN101704014B (en) | 2012-09-05 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102205343B (en) * | 2011-03-04 | 2013-01-23 | 李洪芳 | Integrated processing system for domestic waste and sewage of new countryside small cities, and integrated processing method thereof |
| CN102503057A (en) * | 2011-11-21 | 2012-06-20 | 青岛惠民环保科技工程有限公司 | Sludge treatment system and sludge treatment method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1050073C (en) * | 1995-07-28 | 2000-03-08 | 王天光 | Treating process for waste undecanted wine of alcohol |
| JP2001241622A (en) * | 1999-12-20 | 2001-09-07 | Hitachi Zosen Corp | Waste supply method and facility in gasification melting facility |
| CN1757452A (en) * | 2004-10-05 | 2006-04-12 | 张四灿 | Method for treatment of urban garbage |
| CN101468789A (en) * | 2008-08-03 | 2009-07-01 | 周开根 | Domestic garbage transformation technique, system and apparatus without conventional fuel for combustion supporting |
-
2009
- 2009-11-12 CN CN200910212532A patent/CN101704014B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1050073C (en) * | 1995-07-28 | 2000-03-08 | 王天光 | Treating process for waste undecanted wine of alcohol |
| JP2001241622A (en) * | 1999-12-20 | 2001-09-07 | Hitachi Zosen Corp | Waste supply method and facility in gasification melting facility |
| CN1757452A (en) * | 2004-10-05 | 2006-04-12 | 张四灿 | Method for treatment of urban garbage |
| CN101468789A (en) * | 2008-08-03 | 2009-07-01 | 周开根 | Domestic garbage transformation technique, system and apparatus without conventional fuel for combustion supporting |
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| CN101704014A (en) | 2010-05-12 |
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