CN104438297A - Method and device for treating organic refuse - Google Patents
Method and device for treating organic refuse Download PDFInfo
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- CN104438297A CN104438297A CN201410751672.6A CN201410751672A CN104438297A CN 104438297 A CN104438297 A CN 104438297A CN 201410751672 A CN201410751672 A CN 201410751672A CN 104438297 A CN104438297 A CN 104438297A
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- 238000000034 method Methods 0.000 title claims abstract description 89
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 91
- 239000007789 gas Substances 0.000 claims abstract description 74
- 239000000446 fuel Substances 0.000 claims abstract description 46
- 238000000746 purification Methods 0.000 claims abstract description 34
- 239000002028 Biomass Substances 0.000 claims abstract description 33
- 238000001035 drying Methods 0.000 claims abstract description 33
- 238000000197 pyrolysis Methods 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 230000018044 dehydration Effects 0.000 claims abstract description 18
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 18
- 239000010865 sewage Substances 0.000 claims abstract description 13
- 239000002918 waste heat Substances 0.000 claims abstract description 8
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 239000010815 organic waste Substances 0.000 claims description 86
- 238000004821 distillation Methods 0.000 claims description 47
- 239000003517 fume Substances 0.000 claims description 36
- 239000003610 charcoal Substances 0.000 claims description 20
- 239000003546 flue gas Substances 0.000 claims description 16
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 15
- 239000008187 granular material Substances 0.000 claims description 15
- 238000003763 carbonization Methods 0.000 claims description 14
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 8
- 239000010813 municipal solid waste Substances 0.000 claims description 7
- 238000013459 approach Methods 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 6
- 239000012075 bio-oil Substances 0.000 claims description 5
- 230000003020 moisturizing effect Effects 0.000 claims description 5
- 239000013589 supplement Substances 0.000 claims description 5
- 244000144972 livestock Species 0.000 claims description 4
- 239000005416 organic matter Substances 0.000 claims description 4
- 239000010791 domestic waste Substances 0.000 claims description 3
- 210000003608 fece Anatomy 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 3
- 244000144977 poultry Species 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 239000003345 natural gas Substances 0.000 abstract description 4
- 238000003860 storage Methods 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 238000010980 drying distillation Methods 0.000 abstract 1
- 239000010802 sludge Substances 0.000 description 9
- 238000005336 cracking Methods 0.000 description 8
- 238000004065 wastewater treatment Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000010921 garden waste Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- -1 wherein Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/20—Waste processing or separation
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Solid Fuels And Fuel-Associated Substances (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a device for treating organic refuse. The device comprises dehydration equipment, steam drying equipment, an organic refuse drying bin, dry distillation equipment, a biomass fuel combustion engine, cooling equipment, an exhaust gas waste heat vapor generator, gas purification and separation equipment, oil-water separation equipment, sewage treatment equipment and oil storage equipment. By treating the organic refuse by virtue of the device, the advantages of reclamation, harmlessness and environmental friendliness of a dry distillation method for treating the organic refuse are preserved; a combined process of dehydration, drying and dry distillation is utilized, waste heat is recycled, and expensive natural gas is replaced by virtue of biomass fuels, so that defect that the operation cost is high when the organic refuse is independently treated by virtue of a dry distillation method is overcome.
Description
Technical field
The present invention relates to a kind of method adopting group technology process organic waste.
The invention still further relates to a kind of device for realizing said method.
Background technology
China produces organic waste enormous amount every year, and according to statistics, only Beijing just produces sludge of sewage treatment plant more than 100 ten thousand tons, house refuse more than 1,000 ten thousand tons, garden waste more than 400 ten thousand tons in 2013, and the whole world has the organic waste more than 1,000,000,000 tons every year.
Organic waste comprises: the organic matter in domestic waste, the feces of livestock and poultry of livestock breeding industry, brewing industry and food processing industry discarded object, sludge of sewage treatment plant etc.How to process these organic wastes and become thorny problem in urban development.
Destructive distillation is the method for organic matter being carried out to pyrolysis under anaerobic state, adopts cracking process process organic waste, avoids organic waste and burns or landfill pollution on the environment, is the good method of organic waste resource, innoxious, environmental protection treatment.But, due in retort process, moisture evaporation contained in organic waste needs to consume a large amount of natural gases, meanwhile, when carrying out destructive distillation process to organic waste, temperature needs to reach 500 DEG C-650 DEG C usually, the flue-gas temperature of therefore discharging is also high, cause a large amount of heat loss, make to adopt the operating cost of cracking process process organic waste high, become the major obstacle of destructive distillation disposal of refuse Technique Popularizing, application.
Dehydration, destructive distillation, the waste heat recovery of destructive distillation high-temperature flue gas can be adopted to produce steam, and with steam, the process combination such as drying are carried out to mud, first adopt dehydration equipment to carry out processed to organic waste, reduce organic waste moisture content, reduce the quantity of organic waste; Adopt steam drying equipment to carry out drying process to organic waste, reduce organic waste moisture content further, reduce the quantity of organic waste further; After dehydration and steam drying process, moisture and the quantity of organic waste all reduce, thus decrease moisture and the quantity of destructive distillation process organic waste, reduce the energy resource consumption of distillation apparatus, adopt fume afterheat steam generator to be reclaimed by the waste heat in high-temperature flue gas in destructive distillation process organic waste process simultaneously, produce steam and be used for steam drying equipment.By combinations thereof technique, namely remain the advantage of cracking process process organic waste resource, innoxious, environmental protection, reduce the cost of destructive distillation organic waste charcoal, overcome and be used alone the high defect of cracking process process organic waste operating cost.
But the method adopting combinations thereof technique to process organic waste, be not reported so far.
Summary of the invention
The object of this invention is to provide a kind of device processing organic waste.
Another object of the present invention is to provide a kind of method utilizing said apparatus process organic waste.
For achieving the above object, the device of process organic waste provided by the invention, comprising:
The discharging opening of one dehydration equipment connects the charging aperture of steam drying equipment;
The discharging opening of steam drying equipment is connected with the charging aperture of distillation apparatus by mechanical conveying equipment, mummification storehouse for organic garbage, conveying worm;
Distillation apparatus is provided with biomass fuel burner and carbonization gas burner;
The discharge end of distillation apparatus connects the charging aperture of cooling device, the discharging opening of cooling device is connected with charcoal storehouse, the exhanst gas outlet of distillation apparatus connects fume afterheat steam generator, and the mist row mouth of distillation apparatus connects the inlet end of gas separating equipment for purification;
The discharge outlet of gas separating equipment for purification connects the water inlet of oily water separating equipment, and the gas outlet of gas separating equipment for purification connects carbonization gas burner, and the water inlet of gas separating equipment for purification connects shower water;
The discharge outlet of oily water separating equipment connects sewage disposal device, and the oil drain out of oily water separating equipment connects oil-stocking equipment;
The exhanst gas outlet of fume afterheat steam generator connects the gas approach of heat exchanger, and the steam (vapor) outlet of fume afterheat steam generator connects the steam inlet of heat-accumulator tank, and the water supplement port of fume afterheat steam generator connects softening water tank;
The exhanst gas outlet of heat exchanger connects the air inlet of air-introduced machine by deduster, the air outlet of air-introduced machine connects chimney;
The charging aperture in biomass granule fuel storehouse is connected with fuel hauling equipment, and the discharging opening in biomass granule fuel storehouse connects the charging aperture of biomass fuel burner;
The recirculated water water inlet of cooling device connects the delivery port of circulating pump, the recirculated water delivery port of cooling device connects the water inlet of heat exchanger, the delivery port of heat exchanger connects the recirculated water water inlet of softening water tank, and the recirculated water delivery port of softening water tank connects the water inlet of circulating pump.
The device of described process organic waste, wherein, mechanical conveying equipment is belt conveyor, drag conveyor or conveying worm.
The device of described process organic waste, wherein, fuel hauling equipment is that bucket carries conveyer or pneumatic conveyor.
The device of described process organic waste, wherein, the water supplement port of fume afterheat steam generator connects softening water tank by small pump.
The device of described process organic waste, wherein, the discharge outlet of oily water separating equipment connects sewage disposal device by water pump.
The method utilizing said apparatus process organic waste provided by the invention:
A, employing dehydration equipment carry out processed to organic waste, reduce organic waste moisture content, reduce the quantity of organic waste;
B, employing steam drying equipment carry out drying process to the organic waste after processed, reduce organic waste moisture content further, further the volume of minimizing organic waste;
Organic waste after dehydration, steam drying process is carried out destructive distillation process and makes charcoal by C, employing distillation apparatus;
Waste heat in the high-temperature flue gas discharged in destructive distillation process organic waste process reclaims by D, employing fume afterheat steam generator, produces steam and is used for steam drying equipment;
The charcoal that destructive distillation is produced cools by E, employing cooling device, is reclaimed by the heat in charcoal meanwhile, the moisturizing of heating fume afterheat steam generator;
F, the gas produced in distillation apparatus running is carried out purification separation process, and the carbonization gas produced after purification separation process is recycled the fuel as distillation apparatus;
G, the bio-oil produced in distillation apparatus running is carried out separating treatment after reclaim.
Described method, wherein, organic waste refers to the mud of organic matter in domestic waste, feces of livestock and poultry and municipal sewage plant.
Described method, wherein, the mixing gas that organic waste produces in retort process carries out condensation, purification and separating treatment in gas separating equipment for purification.
Described method, wherein, the high-temperature flue gas that distillation apparatus produces in process organic waste process carries out remanufacture steam by fume afterheat steam generator, and the steam Transportation of production is in heat-accumulator tank.
Device processes organic waste of the present invention is utilized namely to remain the advantage of cracking process process organic waste resource, innoxious, environmental protection, again by adopting dehydration, dry, destructive distillation group technology, add heat recovery, adopt the natural gas of biomass fuel fictitious hosts costliness, overcome and be used alone the high defect of cracking process process organic waste operating cost.
Accompanying drawing explanation
Fig. 1 is the structure drawing of device of process organic waste of the present invention
Symbol description in accompanying drawing:
1 organic waste; 2 dehydration equipments; 3 steam drying equipment; 4 mechanical conveying equipments; 5 mummification storehouse for organic garbage; 6 conveying worms; 7 distillation apparatus; 8 charcoals; 9 cooling devices; 10 charcoal storehouses; 11 flue gases; 12 fume afterheat steam generators; 13 heat-accumulator tanks; 14 steam; 15 heat exchangers; 16 dedusters; 17 air-introduced machines; 18 chimneys; 19 circulating pumps; 20 softening water tanks; 21 small pumps; 22 gas separating equipment for purification 23 oily water separating equipments; 24 bio-oils; 25 oil-stocking equipment; ; 26 carbonization gas burners; 27 shower waters; 28 drainings; 29 water pumps; 30 sewage disposal devices; 31 biomass fuels; 32 fuel hauling equipments; 33 biomass granule fuel storehouses; 34 biomass fuel combustion devices.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail, should be appreciated that preferred embodiment is only in order to the present invention is described, instead of in order to limit the scope of the invention.
It should be noted that simultaneously, all adopt well-known components in the device of process organic waste provided by the invention, the present invention is the device obtaining a set of process organic waste after being combined by those known parts.
As shown in Figure 1, the device of process organic waste of the present invention comprises:
The discharging opening of one dehydration equipment 2 connects the charging aperture of steam drying equipment 3, the discharging opening of steam drying equipment 3 is connected with the charging aperture of distillation apparatus 7 by mechanical conveying equipment 4, mummification storehouse for organic garbage 5, conveying worm 6, distillation apparatus 7 is provided with biomass fuel burner 34 and carbonization gas burner 26, and the discharge end of distillation apparatus 7 connects the charging aperture of cooling device 9.
The discharging opening of cooling device 9 is connected with charcoal storehouse 10, and the exhanst gas outlet of distillation apparatus 7 connects fume afterheat steam generator 12, and the mist row mouth of distillation apparatus 7 connects the inlet end of gas separating equipment for purification 22.The discharge outlet of gas separating equipment for purification 22 connects the water inlet of oily water separating equipment 23, and the gas outlet of gas separating equipment for purification 22 connects carbonization gas burner 26, and the water inlet of gas separating equipment for purification 22 connects shower water 27.
The discharge outlet of oily water separating equipment 23 connects sewage disposal device 30 by water pump 29, and the oil drain out of oily water separating equipment 23 connects oil-stocking equipment 25.
The exhanst gas outlet of fume afterheat steam generator 12 connects the gas approach of heat exchanger 15, the steam (vapor) outlet of fume afterheat steam generator 12 connects the steam inlet of heat-accumulator tank 13, and the moisturizing of fume afterheat steam generator 12 small pump 21 of making a slip of the tongue connects softening water tank 20.
The exhanst gas outlet of heat exchanger 15 connects the air inlet of air-introduced machine 17 by deduster 16, the air outlet of air-introduced machine 17 connects chimney 18.
The charging aperture in biomass granule fuel storehouse 33 is connected with fuel hauling equipment 32, and the discharging opening in biomass granule fuel storehouse 33 connects the charging aperture of biomass fuel burner 34.
The recirculated water water inlet of cooling device 9 connects the delivery port of circulating pump 19, the recirculated water delivery port of cooling device 9 connects the water inlet of heat exchanger 15, the delivery port of heat exchanger 15 connects the recirculated water water inlet of softening water tank 20, and the recirculated water delivery port of softening water tank 20 connects the water inlet of circulating pump 19.
The flow process of the said equipment process organic waste is utilized to be:
The dehydration equipment 2 dewatered for organic waste 1 is connected with steam drying equipment 3, is processed further by the organic waste 1 through processed by steam drying equipment 3 again.
Steam drying equipment 3 for organic waste 1 drying is connected with distillation apparatus 7 by mechanical conveying equipment 4, mummification storehouse for organic garbage 5, conveying worm 6.Organic waste 1 after steam drying equipment 3 drying process to be transported to mummification storehouse for organic garbage 5 in storage by mechanical conveying equipment 4, then is transported in distillation apparatus 7 by conveying worm 6 and carries out destructive distillation process and make charcoal 8.
Discharge end for the distillation apparatus 7 of organic waste 1 destructive distillation process is connected with cooling device 9; The outlet of the flue gas 11 on distillation apparatus 7 top is by being connected with fume afterheat steam generator 12; The gas row mouth of distillation apparatus 7 is connected with gas separating equipment for purification 22; Distillation apparatus 7 is provided with biomass fuel burner 34 and carbonization gas burner 26.
Gas separating equipment for purification 22 inlet end for the process of gas purification separation is arranged mouth with the gas of distillation apparatus 7 and is connected; Gas separating equipment for purification 22 discharge outlet is connected with oily water separating equipment 23 water inlet; Gas separating equipment for purification 22 gas outlet is by being connected with carbonization gas burner 26; Gas separating equipment for purification 22 water inlet is connected with shower water 27.
Water inlet for carrying out the oily water separating equipment 23 of water-oil separating to the draining 28 of gas separating equipment for purification 22 is connected with gas separating equipment for purification 22 discharge outlet, and the draining 28 after oily water separating equipment 23 processes is transported to sewage disposal device 30 by water pump 29 and carries out purified treatment; The oil drain out of oily water separating equipment 23 is connected with oil-stocking equipment 25, and the bio-oil 24 that oily water separating equipment 23 is discharged is transported in oil-stocking equipment 25 and stores.
Fume afterheat steam generator 12 gas approach is connected with the exhaust opening of distillation apparatus 7, and flue gas 11 enters in fume afterheat steam generator 12; The exhanst gas outlet of fume afterheat steam generator 12 is connected with the gas approach of heat exchanger 15; The steam (vapor) outlet of fume afterheat steam generator 12 is connected with the steam inlet of heat-accumulator tank 13, in the steam drying equipment 3 that steam 14 is entered by heat-accumulator tank 13; The water supplement port of fume afterheat steam generator 12 is connected with softening water tank 20 by small pump 21;
The gas approach of heat exchanger 15 is connected with the exhanst gas outlet of fume afterheat steam generator 12; The exhanst gas outlet of heat exchanger 15 is connected with air-introduced machine 17 air inlet by deduster 16, and air-introduced machine 17 air outlet is connected with chimney 18.
The charging aperture in biomass granule fuel storehouse 33 is connected with fuel hauling equipment 32, and the discharging opening in biomass granule fuel storehouse 33 is connected with the charging aperture of biomass fuel burner 34.Biomass fuel 31 is entered in biomass granule fuel storehouse 33 by fuel hauling equipment 32.
The charging aperture of cooling device 9 is connected with the discharge end of distillation apparatus 7; The discharging opening of cooling device 9 is connected with charcoal storehouse 10; The recirculated water water inlet of cooling device 9 is connected with the delivery port of circulating pump 19; The recirculated water delivery port of cooling device 9 is connected with the water inlet of heat exchanger 15; The delivery port of heat exchanger 15 is connected with the recirculated water water inlet of softening water tank 20; The recirculated water delivery port of softening water tank 20 is connected with the water inlet of circulating pump 19.
Embodiment
1) dehydration equipment 2 pairs of sludge from wastewater treatment plant (organic waste 1) is first adopted to carry out processed, the moisture content of sludge from wastewater treatment plant (organic waste 1) is reduced to 60%-80% by 98%, and volume and weight reduces 100-200 doubly.Dehydration equipment 2 is known device.Can be that belt filter press, centrifugal dehydrator are or/and plate and frame filter press etc.
2, the sludge from wastewater treatment plant (organic waste 1) of moisture content 60%-80% after processed is transported in steam drying equipment 3 carry out drying process, by the moisture content of sludge from wastewater treatment plant (organic waste 1) by 60%-80% be reduced to≤40%, volume and weight reduces 1.5-3 doubly.Steam drying equipment 3 is known device.
3, the sludge from wastewater treatment plant (organic waste 1) of moisture content≤40% after steam drying equipment 3 processes is transported in mummification storehouse for organic garbage 5 by mechanical conveying equipment 4 (as: belt conveyor, drag conveyor or conveying worm) stores, then be transported in distillation apparatus 7 by conveying worm 6 and carry out destructive distillation process and make charcoal 8.Distillation apparatus 7 is known device, can adopt " a kind of equipment manufacturing charcoal " (patent No. ZL 201020562292.5, Authorization Notice No. CN201825737U).
4, the charcoal 8 that distillation apparatus 7 manufactures is discharged by the discharge end of distillation apparatus 7, enters in cooling device 9 and cools.By circulating pump 19, the demineralized water circulation in softening water tank 20 is transported to cooling device 9, on the one hand charcoal 8 is cooled, utilize the demineralized water in heat thermoplastic water tank 20 contained in charcoal 8 simultaneously, improve the temperature of fume afterheat steam generator 12 moisturizing, reach energy-conservation effect.The flue gas 11 of distillation apparatus 7, under the effect of air-introduced machine 17, enters fume afterheat steam generator 12.Distillation apparatus 7 is provided with biomass fuel burner 34 and carbonization gas burner 26.Cooling device 9, circulating pump 19, softening water tank 20, fume afterheat steam generator 12, gas separating equipment for purification 22, biomass fuel burner 34 and carbonization gas burner 26 are known device.
5, distillation apparatus 7 is in the process of the sludge from wastewater treatment plant (organic waste 1) of destructive distillation moisture content≤40%, and the gas of generation is transported in gas separating equipment for purification 22.Gas is after gas separating equipment for purification 22 processes, and fuel gas is transported to the fuel of carbonization gas burner 26 as distillation apparatus 7 by gas separating equipment for purification 22 gas outlet, and shower water, condensed water and oils etc. are transported to oily water separating equipment 3 and process.The draining 28 of oily water separating equipment 23 is transported to sewage disposal device 30 by water pump 29 and carries out purified treatment, and the bio-oil 24 that oily water separating equipment 23 is discharged flows in oil-stocking equipment 25 and stores.Oily water separating equipment 23 and oil-stocking equipment 25 are known device.
6, the high-temperature flue gas 11 that distillation apparatus 7 is discharged enters fume afterheat steam generator 12, the waste heat in flue gas 11 is converted into steam 14 and delivers to storage in heat-accumulator tank 13; The flue gas that fume afterheat steam generator 12 is discharged enters heat exchanger 15, by circulating pump 19, the demineralized water circulation in softening water tank 20 is transported to heat exchanger 15, utilizes the demineralized water in the waste-heat softening water tank 20 in flue gas 11 further; The flue gas that heat exchanger 15 is discharged is transported to chimney 18 by air-introduced machine 17 and discharges.Heat-accumulator tank 13, heat exchanger 15, softening water tank 20 are known device.
7, the demineralized water in softening water tank 20 is transported to fume afterheat steam generator 12 by small pump 21, as the moisturizing of fume afterheat steam generator 12.
8, in order to reduce operating cost and environmental protection; distillation apparatus 7 adopts biomass granule fuel 31 for fuel; biomass granule fuel 31 is transported in biomass granule fuel storehouse 33 by fuel hauling equipment 32 (as: bucket elevator or pneumatic conveyor) and stores; biomass granule fuel 31 in biomass granule fuel storehouse 33 to biomass fuel burner 34, meets the operation needs of distillation apparatus 7 by Cemented filling.
Adopt group technology of the present invention, the cost of organic waste is reduced 60-70%, in reduction sludge through destructive distillation cost, there is significant function.
The present invention is by adopting dehydration, dry, destructive distillation group technology, add heat recovery, adopt the natural gas of biomass fuel fictitious hosts costliness, namely the advantage of cracking process process organic waste resource, innoxious, environmental protection is remained, reduce the cost of destructive distillation organic waste charcoal, overcome and be used alone the high defect of cracking process process organic waste operating cost.Reach the object of the operating cost reducing destructive distillation process organic waste charcoal.
Claims (9)
1. process a device for organic waste, comprising:
The discharging opening of one dehydration equipment (2) connects the charging aperture of steam drying equipment (3);
The discharging opening of steam drying equipment (3) is connected with the charging aperture of distillation apparatus (7) by mechanical conveying equipment (4), mummification storehouse for organic garbage (5), conveying worm (6);
Distillation apparatus (7) is provided with biomass fuel burner (34) and carbonization gas burner (26);
The discharge end of distillation apparatus (7) connects the charging aperture of cooling device (9), the discharging opening of cooling device (9) is connected with charcoal storehouse (10), the exhanst gas outlet of distillation apparatus (7) connects fume afterheat steam generator (12), and the mist row mouth of distillation apparatus (7) connects the inlet end of gas separating equipment for purification (22);
The discharge outlet of gas separating equipment for purification (22) connects the water inlet of oily water separating equipment (23), the gas outlet of gas separating equipment for purification (22) connects carbonization gas burner (26), and the water inlet of gas separating equipment for purification (22) connects shower water (27);
The discharge outlet of oily water separating equipment (23) connects sewage disposal device (30), and the oil drain out of oily water separating equipment (23) connects oil-stocking equipment (25);
The exhanst gas outlet of fume afterheat steam generator (12) connects the gas approach of heat exchanger (15), the steam (vapor) outlet of fume afterheat steam generator (12) connects the steam inlet of heat-accumulator tank (13), and the water supplement port of fume afterheat steam generator (12) connects softening water tank (20);
The exhanst gas outlet of heat exchanger (15) connects the air inlet of air-introduced machine (17) by deduster (16), the air outlet of air-introduced machine (17) connects chimney (18);
The charging aperture in biomass granule fuel storehouse (33) is connected with fuel hauling equipment (32), and the discharging opening of biomass granule fuel storehouse (33) connects the charging aperture of biomass fuel burner (34);
The recirculated water water inlet of cooling device (9) connects the delivery port of circulating pump (19), the recirculated water delivery port of cooling device (9) connects the water inlet of heat exchanger (15), the delivery port of heat exchanger (15) connects the recirculated water water inlet of softening water tank (20), and the recirculated water delivery port of softening water tank (20) connects the water inlet of circulating pump (19).
2. the device of process organic waste according to claim 1, wherein, mechanical conveying equipment (4) is belt conveyor, drag conveyor or conveying worm.
3. the device of process organic waste according to claim 1, wherein, fuel hauling equipment (32) carries conveyer or pneumatic conveyor for bucket.
4. the device of process organic waste according to claim 1, wherein, the water supplement port of fume afterheat steam generator (12) connects softening water tank (20) by small pump (21).
5. the device of process organic waste according to claim 1, wherein, the discharge outlet of oily water separating equipment (23) connects sewage disposal device (30) by water pump (29).
6. utilize the method for device process organic waste described in claim 1:
A, employing dehydration equipment carry out processed to organic waste, reduce organic waste moisture content, reduce the quantity of organic waste;
B, employing steam drying equipment carry out drying process to the organic waste after processed, reduce organic waste moisture content further, further the volume of minimizing organic waste;
Organic waste after dehydration, steam drying process is carried out destructive distillation process and makes charcoal by C, employing distillation apparatus;
Waste heat in the high-temperature flue gas discharged in destructive distillation process organic waste process reclaims by D, employing fume afterheat steam generator, produces steam and is used for steam drying equipment;
The charcoal that destructive distillation is produced cools by E, employing cooling device, is reclaimed by the heat in charcoal meanwhile, the moisturizing of heating fume afterheat steam generator;
F, the gas produced in distillation apparatus running is carried out purification separation process, and the carbonization gas produced after purification separation process is recycled the fuel as distillation apparatus;
G, the bio-oil produced in distillation apparatus running is carried out separating treatment after reclaim.
7. method according to claim 6, wherein, organic waste refers to the mud of organic matter in domestic waste, feces of livestock and poultry and municipal sewage plant.
8. the method according to claim 6 or 7, wherein, the mixing gas that organic waste produces in retort process carries out condensation, purification and separating treatment in gas separating equipment for purification.
9. method according to claim 8, wherein, the high-temperature flue gas that distillation apparatus produces in process organic waste process carries out remanufacture steam by fume afterheat steam generator, and the steam Transportation of production is in heat-accumulator tank.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410751672.6A CN104438297B (en) | 2014-12-10 | 2014-12-10 | A kind of method and apparatus processing organic waste |
| PCT/CN2015/096794 WO2016091169A1 (en) | 2014-12-10 | 2015-12-09 | Method and apparatus for disposing organic refuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410751672.6A CN104438297B (en) | 2014-12-10 | 2014-12-10 | A kind of method and apparatus processing organic waste |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104438297A true CN104438297A (en) | 2015-03-25 |
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| WO (1) | WO2016091169A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016091169A1 (en) * | 2014-12-10 | 2016-06-16 | 密西西比国际水务有限公司 | Method and apparatus for disposing organic refuse |
| CN111408601A (en) * | 2019-12-26 | 2020-07-14 | 密西西比国际水务有限公司 | Kitchen waste resource utilization method and treatment system |
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| CN104438297B (en) * | 2014-12-10 | 2016-07-13 | 密西西比国际水务有限公司 | A kind of method and apparatus processing organic waste |
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| CN111408601A (en) * | 2019-12-26 | 2020-07-14 | 密西西比国际水务有限公司 | Kitchen waste resource utilization method and treatment system |
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| Publication number | Publication date |
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| CN104438297B (en) | 2016-07-13 |
| WO2016091169A1 (en) | 2016-06-16 |
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