CN1468943A - City domestic garbage treating apparatus and method - Google Patents
City domestic garbage treating apparatus and method Download PDFInfo
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- CN1468943A CN1468943A CNA031126464A CN03112646A CN1468943A CN 1468943 A CN1468943 A CN 1468943A CN A031126464 A CNA031126464 A CN A031126464A CN 03112646 A CN03112646 A CN 03112646A CN 1468943 A CN1468943 A CN 1468943A
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000000855 fermentation Methods 0.000 claims abstract description 73
- 230000004151 fermentation Effects 0.000 claims abstract description 73
- 239000007789 gas Substances 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000001816 cooling Methods 0.000 claims abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000001301 oxygen Substances 0.000 claims abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 12
- 239000004449 solid propellant Substances 0.000 claims abstract description 12
- 239000000523 sample Substances 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 7
- 238000004065 wastewater treatment Methods 0.000 claims description 7
- 239000010791 domestic waste Substances 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 5
- 238000000108 ultra-filtration Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 abstract description 10
- 239000004568 cement Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002912 waste gas Substances 0.000 abstract description 4
- 239000002351 wastewater Substances 0.000 abstract description 4
- -1 showering system Substances 0.000 abstract description 2
- 238000007670 refining Methods 0.000 abstract 1
- 238000000638 solvent extraction Methods 0.000 abstract 1
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 19
- 238000001035 drying Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 238000009264 composting Methods 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000007859 condensation product Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000219109 Citrullus Species 0.000 description 2
- 235000012828 Citrullus lanatus var citroides Nutrition 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 1
- 241000256113 Culicidae Species 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000010259 detection of temperature stimulus Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 150000002013 dioxins Chemical class 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002054 inoculum Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- 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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The present invention discloses city domestic garbage treating apparatus and method. The apparatus includes fermenting tank with cover plate and partitioning board possessing holes for dropping water, showering system, gas controlling system. The garbage treating process includes sorting, fermenting, cooling, refining to make solid fuel and other technological steps. During the fermentation, the produced heat can sterilize and dry garbage to make treated garbage possess water content lower than 15 %, and the dried garbage may be used in extracting solid fuel for power plant and cement plant to use. The unique gas controlling system can be used to regulate the temperature and oxygen in the fermenting tank automatically and its waste gas and waste water treating system makes the production process no waste water exhaust and less waste gas exhaust.
Description
Affiliated technical field
The present invention relates to a kind of processor for urban domestic garbage and method, especially a kind of devices and methods therefor of domestic waste being made fuel through fermentation.
Background technology
The year refuse collection total amount in the whole nation surpasses 1.4 hundred million tons at present, and increases by 8% amplitude.Nearly 6,000,000,000 tons of the rubbish total amounts of national unordered stacking over the years, 500,000,000 square metres of land occupations, the rubbish of storing up in the open all the year round simultaneously also mosquitos and flies is multiplied and is produced a large amount of obnoxious flavoures and ooze draining, severe contamination atmosphere and groundwater resource, the generation that causes the gaseous detonation accident is more arranged, have a strong impact on existent environment of people.For solving above-mentioned serious problems, many solutions have been proposed in refuse treatment both at home and abroad, wherein the enforcement of having paid has three kinds of schemes, and these three kinds of schemes all had positive factor in the evolution of refuse treatment, but still existed many deficiencies:
The one, burning disposal.Adopt burning disposal, though have treatment capacity big, subtract capacitive good, innoxious thoroughly, take up an area of few, advantage such as recyclable heat energy also, but the most of domestic waste calorific values of China are at 500-800Kcal/kg, so the burning difficulty, sometimes to add auxiliary fuel, and when fire box temperature was lower than 850 degrees centigrade, effective waste gas decomposition not only also will produce the Dioxins of carcinogenic danger simultaneously, and the employing burning disposal, investment is big, operating cost is high.
The 2nd, sanitary landfill.Sanitary landfill, the domestic waste of can dissolving independently, investment and working cost are lower, but it is quite big that landfill yard takes up an area of, and the landfill of materials such as large amount of organic and battery causes sanitary filling field big to impermeable, the collection processing system implementing load and the technical difficulty of oozing draining, investment is high, the landfill complicated operation, difficult management is handled back sewage and also is difficult to qualified discharge.Waste gas such as the methane of landfill yard, hydrogen sulfide also must be handled well in addition, to guarantee explosion-proof and environmental requirement.
The 3rd, During High-Temperature Composting.It only is the treatment technology of organic composition in the rubbish that During High-Temperature Composting is handled, rather than the final treatment technology of whole rubbish, adds owing to there is not sorting, contains impurity in the fertilizer, purity difference, and fertilizer efficiency is low, and contains heavy metal contaminants, not welcome by the peasant, sales difficulty.
Except above-mentioned three kinds of treatment processs, a kind of being specifically designed to treated system or equipment and the treatment process thereof of making fuel of domestic waste also never appears.
Summary of the invention
The object of the invention provides a kind of processor for urban domestic garbage and treatment process, become water ratio to be lower than 15% dry thing garbage treatment by this device and method, can reduce the caking phenomenon in the composting, improved calorific value, and the sorting that makes the road, back is easy to realize, simultaneously in this garbage drying, solid fuel be can extract, electric energy or heat energy become by the thermal power transfer system.
The object of the present invention is achieved like this:
Design a fermentation vat, fermentation vat has cover plate, and the dividing plate that has one deck to be provided with hole in the fermentation vat is divided into two portions up and down with fermentation, and top is to be used to store rubbish, and the bottom is that draining is oozed in the space collection; In the space of the lower partition, be provided with and ooze the draining pipeline and will ooze draining and be delivered in the water collecting basin, also be provided with the air duct that is connected to pneumatic control valve associated gas is sent in the fermentation vat; Be provided with foul smell breather line and spray piping at the top of fermentation vat, spray piping is connected in the water collecting basin and is connected to spiral pump and forms sprinkling system, the foul smell breather line connects heat exchanger, draw a pipe coupling gas blower at the heat exchanger front end and connect described air duct again, be connected to pneumatic control valve on this arm, also draw two arms and all be connected to pneumatic control valve on this arm, one is connected with heat exchanger, one can be extracted natural air, forms gas management system; Heat exchanger is provided with the foul smell outlet and connects emission-control equipment, also is provided with condensation-water drain and connects wastewater treatment equipment and cooling tower.
On described induction pipe, also be connected with temperature probe and oxygen detection.
Temperature probe also is installed in described fermentation vat.
Described wastewater treatment equipment be comprising of a two-part high performance biological section with the treating plant of ultrafiltration workshop section.
A kind of city house refuse treatment method may further comprise the steps:
1, pre-letter sorting.Earlier rubbish is sorted in advance, remove the resources such as Plastic Bottle, metal, pop can, battery of reproducible utilization.
2, fermentation.To put into the fermentation vat of the do insulation processing of one group of particular design through the domestic waste after the pre-letter sorting, rubbish stops 6-10 days time in the pond.
The hole of draining at the bottom of by fermentation vat that ooze that produces during the fermentation falls into water collecting basin, will ooze draining by sprinkling system and return and be sprayed onto on the rubbish, continues evaporation.
The foul smell of Chan Shenging during the fermentation, according to oxygen content in the fermentation vat and air pressure, the end, will be advanced in the fermentation vat by the gas blower pumpback in the gas management system when the value set, will be drawn into natural air when being higher than the value of setting, discharge foul smell and by heat exchanger exchange and processed.
3, cooling cooling.Rubbish is a hot stage when fermenting in fermentation vat, and through 6-10 days fermentation, rubbish is humic substantially, gas management system with regard to extracting air to the cooling of lowering the temperature of the rubbish in the fermentation vat.
4, solid fuel is made in refinement.The cooled rubbish of will lowering the temperature refines, and makes solid fuel.
Owing to adopted technique scheme, gas management system can enter fermentation vat with the airborne oxygen rate that contains by automatic detection and the different source of the gas of the automatic adjusting of Controlling System according to temperature in the fermentation vat, can make the foul smell recycle that produces in the fermenting process, make that the foul smell amount that needs to handle is 1/5 of a general treatment plant.In the rubbish ooze draining by fermentation vat at the bottom of hole fall into and drainage advance water collecting basin, to ooze draining by sprinkling system returns and is sprayed onto on the rubbish, continue evaporation, at last, moisture in the rubbish is discharged from the gas that fermentation produces by a cover heat exchange system, isolated condensation product is fed in the treating plant that comprises high performance biological section and ultrafiltration workshop section two-part, follow science and engineering section herein closely, the water of condensation that purifies can be used as cleaning water and enters heat exchange system, and can evaporate by a cooling tower, reach no waste water production.The organic waste of easy degraded is rapid humic under the effect of biological bacteria, the heat that produces in this process can be sterilized, and make moisture evaporation in the rubbish, water ratio is lower than 15% behind the drying garbage of fermentation, adopts this drying means can reduce the fast phenomenon of knot in the composting, has improved calorific value, and the sorting that makes the road, back is easy to realize, simultaneously in this garbage drying, can extract solid fuel, can be sold to power plant, cement mill, or become electric energy, heat energy by the thermal power transfer system.
Description of drawings
The present invention is further illustrated below in conjunction with drawings and Examples.
Accompanying drawing is the structure iron of refuse disposal system of the present invention.
Among the figure: 1. fermentation vat, 2. cover plate, 3. dividing plate 4. oozes the draining pipeline, 5. water collecting basin, 6. air duct, 7. foul smell breather line, 8. spray piping, 9. spiral pump, 10. heat exchanger, 11. arms, 12 arms, 13. arm, 14. pneumatic control valves, 15. pneumatic control valves, 16. pneumatic control valves, 17. emission-control equipment, 18. wastewater treatment equipments, 19. cooling towers, 20. gas blowers, 21. temperature probe, 22. oxygen detections, 23. temperature probes, 24. pneumatic control valves.
Embodiment
Among the embodiment as shown in the figure, cover plate 2 is arranged above the fermentation vat 1, fermentation vat 1 inside is provided with one has the dividing plate 3 of draining hole that fermentation vat 1 is separated into two portions up and down, and top is stored rubbish and made it fermentation, and the bottom is that draining is oozed in the space collection; In the space of dividing plate 3 bottoms, be provided with and ooze draining pipeline 4 and will ooze draining and be delivered in the water collecting basin 5, also be provided with air duct 6 associated gas is sent in the fermentation vat 1, be connected with pneumatic control valve 24 on the air duct 6; Be provided with spray piping 8 at the top of fermentation vat 1, spray piping 8 is connected in the water collecting basin 5 and is connected to spiral pump 9 and forms sprinkling system; Top at fermentation vat 1 also is provided with foul smell breather line 7, foul smell breather line 7 connects heat exchanger 10, draw an arm 11 and connect gas blower 20 at heat exchanger 10 front ends and connect described induction pipe 6 again, be connected to pneumatic control valve 14 on this arm 11, also draw arm 12, arm 13 on this arm, and be connected to pneumatic control valve 15, pneumatic control valve 16 respectively, arm 12 is connected with heat exchanger 10, arm 13 can extract natural air, whole formation gas management system.Heat exchanger 10 is provided with foul smell outlet and connects emission-control equipment 17, also be provided with condensation-water drain and connect comprising of a two-part high performance biological section with the wastewater treatment equipment 18 and the cooling tower 19 of ultrafiltration workshop section.Also be connected with temperature probe 21 and oxygen detection 22 on the induction pipe 6, temperature probe 23 be installed above in fermentation vat 1.
This waste disposal method is:
1, at first rubbish is carried out pre-treatment, remove the resource such as Plastic Bottle, metal, pop can, battery of reproducible utilization.
2, pack in the fermentation vat 1 through pretreated municipal wastes and behind the cover plate 2 that closes, gas blower 20 is started working, pneumatic control valve 15, pneumatic control valve 16 are closed at this moment, and pneumatic control valve 14 is opened, promptly utilize the air cycle air blast of fermentation vat 1, rubbish enters the initial fermentation calefaction stage, and pneumatic control valve 24 can be regulated air quantity and the blast that enters fermentation vat 1 each section.
Along with carrying out gradually of fermentation, air contains the reduction of oxygen rate in the fermentation vat 1, be that carbon dioxide content increases, in case oxygen detection 22 detects in the pond in the air carrier of oxygen volume concentrations when being lower than the value of setting, pneumatic control valve 14, pneumatic control valve 15 are closed, and pneumatic control valve 16 is opened, outside the pond in fresh air one workshop foul smell enter fermentation vat 1, and the pond contains the foul smell of rubbish vaporize water enter hot regeneration off gases treatment system 17 behind over-heat-exchanger 10, and condensation product then purifies the back reuses by two-section type wastewater treatment equipment 18 or evaporated by cooling tower.The draining that oozes in the rubbish imports in the water collecting basin 5 in addition, is sprayed into the heat of vaporization that relies on rubbish fermentation to produce in the rubbish for 9 times by spiral pump.
Through initially fermentation in a few days, the rubbish temperature enters hot stage when reaching a certain temperature, because the biological inoculum bacterial activity descended when temperature was too high, so processing of must lowering the temperature, the detection of temperature is finished by temperature probe 21, temperature probe 23 in the fermentation vat 1, pneumatic control valve 14, pneumatic control valve 16 are closed, pneumatic control valve 15 is opened, foul smell temperature behind over-heat-exchanger 10 descends in the pond, blast fermentation vat 1 by gas blower 20 again, can regulate the thermal equilibrium of air in the fermentation vat 1.
4, through after 6-10 days the fermentation, rubbish is humic substantially, last rubbish enters temperature-fall period, this stage gas brake control valve 14, pneumatic control valve 16 are closed, pneumatic control valve 15 is opened, mainly contain through overcooled foul smell cycle operation, take away the evaporation aqueous vapor in the fermentation vat 1, reduce rubbish temperature in the fermentation vat 1 simultaneously.
In case after 5 drying garbages were finished, gas blower 11 and spiral pump 9 quit work, the lamina tecti 2 of fermentation vat 1 is sling, and, and rubbish is refined the sky that inclines of rubbish in the fermentation vat 1 by computer-controlled grab bucket, and makes solid fuel.
By using above-mentioned treatment unit and treatment process, the organic waste of easily degrading in the rubbish is rapid humic under the effect of biological bacteria, and the heat that produces in this process can be sterilized, and makes the moisture evaporation in the rubbish, and dried msw water content is lower than 15%.Adopt this drying means can reduce the fast phenomenon of knot in the composting, improve calorific value, and made the sorting in road, back be easy to realize, in this garbage drying, can extract solid fuel simultaneously, power plant, cement mill be can be sold to, or electric energy, heat energy become by the thermal power transfer system.In the rubbish ooze draining by fermentation vat at the bottom of hole fall into water collecting basin, will ooze draining by sprinkling system and return and be sprayed onto on the rubbish, continue evaporation.Unique gas management system, can enter fermentation vat with the airborne oxygen rate that contains by automatic detection and the different source of the gas of the automatic adjusting of Controlling System according to temperature in the fermentation vat, can make the foul smell recycle that produces in the fermenting process, make that the foul smell amount that needs to handle is 1/5 of a general treatment plant, this minimized exhausted air quantity can be cleaned into a kind of degree that can not reach with biological filter system with rational cost by the heat purification process of regenerating, and adopts this technology can make expellant gas reach emission standard fully.For because season and region change the fluctuation of the msw water content that brings (during as summer watermelon listing, Watermelon rind proportion in the rubbish suddenly rises, the water ratio about 70% that causes rubbish), this overlaps fermentation dried treatment technology and can regulate the ventilation parameter automatically by computer and reach same drying effect.Moisture in the rubbish is discharged from the gas that fermentation produces by a cover heat exchange system, isolated condensation product is fed in the treating plant of a two-part, comprise high performance biological section and ultrafiltration workshop section, follow science and engineering section herein closely, the water of condensation that purifies can be used as cleaning water and enters heat exchange system, and can evaporate by a cooling tower, adopting this mode, factory can not have waste water production.Garbage treatment technology of the present invention, garbage treatment can be become the solid fuel of high heating value, because solid-fuelled good storage characteristics provides a kind of energy resource supply mode that does not rely on refuse production, this still is for the first time in refuse treatment industry.Electric power that produces and steam are enough to keep the needs (particularly northern area heat supply in winter) of whole destructor plant plant area, and this has saved a large amount of working cost of factory.Solid fuel of refuse also can be used as the alternative fuel of factories such as cement mill, power plant in addition, and huge market outlook are arranged.
Claims (5)
1, a kind of processor for urban domestic garbage comprises fermentation vat (1), sprinkling system, gas management system, it is characterized in that fermentation vat (1) has cover plate (2) above having, and fermentation vat (1) inside is provided with the dividing plate (3) of draining hole; Below dividing plate (3), be provided with and be delivered to and ooze draining pipeline (4) in the water collecting basin (5), also be provided with associated gas is sent into air duct (6) in the fermentation vat (1), be connected with pneumatic control valve (24) on the air duct (6) oozing draining; Be provided with spray piping (8) at the top of fermentation vat (1), spray piping (8) is connected in the water collecting basin (5) and is connected to spiral pump (9) and forms sprinkling system; Be provided with foul smell breather line (7) at the top of fermentation vat (1), foul smell breather line (7) connects heat exchanger (10), draw an arm (11) and connect gas blower (20) at heat exchanger (10) front end and connect described induction pipe (6) again, be connected to pneumatic control valve (14) on this arm (11), on this arm, also draw arm (12), arm (13), and be connected to pneumatic control valve (15), pneumatic control valve (16) respectively, arm (12) is connected with heat exchanger (10), whole formation gas management system; Heat exchanger (10) is provided with the foul smell outlet and connects emission-control equipment (17), also is provided with condensation-water drain and connects wastewater treatment equipment (18) and cooling tower (19).
2, processor for urban domestic garbage according to claim 1 is characterized in that being connected with on the described induction pipe (6) temperature probe (21) and oxygen detection (22).
3, processor for urban domestic garbage according to claim 1 is characterized in that being equipped with in the described fermentation vat (1) temperature probe (23).
4, processor for urban domestic garbage according to claim 1, it is characterized in that described wastewater treatment equipment (18) be comprising of a two-part high performance biological section with the treating plant of ultrafiltration workshop section.
5, a kind of city house refuse treatment method is characterized in that this method may further comprise the steps:
(1), pre-letter sorting.Earlier rubbish is sorted in advance, remove the resources such as Plastic Bottle, metal, pop can, battery of reproducible utilization.
(2), fermentation.To put into fermentation vat (1) through the domestic waste after the pre-letter sorting, rubbish stops 6-10 days time in fermentation vat (1).
The draining that oozes of Chan Shenging falls into water collecting basin (5) by the hole on the dividing plate (3) in the fermentation vat (1) during the fermentation, will ooze draining with sprinkling system and return and be sprayed onto on the rubbish, continues evaporation.
The foul smell of Chan Shenging during the fermentation, according to oxygen content in the fermentation vat and air pressure, when being lower than set(ting)value, advance in the fermentation vat (1) with the gas blower in the gas management system (20) pumpback, with the gas blower in the gas management system (20) natural air is drawn into, discharges foul smell and also processed by heat exchanger (10) exchange from arm (13) when being higher than set(ting)value.
(3), cooling cooling.Rubbish is a hot stage when fermenting in fermentation vat (1), and through 6-10 days fermentation, rubbish is humic substantially, this moment with gas management system from arm (13) extracting air to the cooling of lowering the temperature of the rubbish in the fermentation vat.
(4), solid fuel is made in refinement.The cooled rubbish of will lowering the temperature refines, and makes solid fuel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031126464A CN1468943A (en) | 2003-01-05 | 2003-01-05 | City domestic garbage treating apparatus and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031126464A CN1468943A (en) | 2003-01-05 | 2003-01-05 | City domestic garbage treating apparatus and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1468943A true CN1468943A (en) | 2004-01-21 |
Family
ID=34152511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031126464A Pending CN1468943A (en) | 2003-01-05 | 2003-01-05 | City domestic garbage treating apparatus and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1468943A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1995318B (en) * | 2006-12-25 | 2010-05-19 | 徐伟 | Anerobic type biological reactor tank |
| CN102059054A (en) * | 2010-11-22 | 2011-05-18 | 天津泰达环保有限公司 | System and method for controlling escape of offensive odor from waste pool in incineration plant |
| CN101671623B (en) * | 2008-09-12 | 2012-03-28 | 江苏工业学院 | An organic matter fermentation tank that can recycle heat energy |
| CN105294187A (en) * | 2015-10-23 | 2016-02-03 | 杭州师范大学 | Aerobic composting stink in-situ monitoring device and operation method thereof |
| CN105331521A (en) * | 2015-10-30 | 2016-02-17 | 农业部规划设计研究院 | Solid organic waste anaerobic fermentation box applying horizontal electric field |
| CN106431535A (en) * | 2016-10-12 | 2017-02-22 | 山东省农业机械科学研究院 | Industrialized sick and dead livestock and poultry treatment system and treatment method |
| CN108405578A (en) * | 2018-05-09 | 2018-08-17 | 峨眉山市瑞丰生物科技有限责任公司 | A kind for the treatment of method for organic refuse and organic garbage treatment pond |
| CN109111247A (en) * | 2018-07-25 | 2019-01-01 | 深圳全钰环保科技有限公司 | Garbage treating process |
| CN109824454A (en) * | 2018-10-26 | 2019-05-31 | ***三桦石柳生态农业开发有限责任公司 | Alcohol residue organic fertilizer containing bacillus subtilis and preparation method thereof |
| CN114522968A (en) * | 2021-11-12 | 2022-05-24 | 杭州科晟能源技术有限公司 | Tunnel kiln type garbage biological drying system and method |
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2003
- 2003-01-05 CN CNA031126464A patent/CN1468943A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1995318B (en) * | 2006-12-25 | 2010-05-19 | 徐伟 | Anerobic type biological reactor tank |
| CN101671623B (en) * | 2008-09-12 | 2012-03-28 | 江苏工业学院 | An organic matter fermentation tank that can recycle heat energy |
| CN102059054A (en) * | 2010-11-22 | 2011-05-18 | 天津泰达环保有限公司 | System and method for controlling escape of offensive odor from waste pool in incineration plant |
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