CN102632069B - Device for commonly treating kitchen waste and domestic sewage - Google Patents
Device for commonly treating kitchen waste and domestic sewage Download PDFInfo
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- CN102632069B CN102632069B CN201210103056.0A CN201210103056A CN102632069B CN 102632069 B CN102632069 B CN 102632069B CN 201210103056 A CN201210103056 A CN 201210103056A CN 102632069 B CN102632069 B CN 102632069B
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- storage box
- rubbish
- sweathouse
- cooking
- sanitary sewage
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- 239000010865 sewage Substances 0.000 title claims abstract description 46
- 239000010806 kitchen waste Substances 0.000 title abstract 5
- 238000003860 storage Methods 0.000 claims abstract description 50
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- 239000010813 municipal solid waste Substances 0.000 claims description 43
- 238000010411 cooking Methods 0.000 claims description 42
- 238000007599 discharging Methods 0.000 claims description 5
- 238000000855 fermentation Methods 0.000 abstract description 22
- 230000004151 fermentation Effects 0.000 abstract description 17
- 238000002156 mixing Methods 0.000 abstract description 2
- 238000005070 sampling Methods 0.000 abstract 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 15
- 239000007789 gas Substances 0.000 description 12
- 239000002253 acid Substances 0.000 description 9
- 230000007062 hydrolysis Effects 0.000 description 7
- 238000006460 hydrolysis reaction Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 241000894006 Bacteria Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 210000004243 sweat Anatomy 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 108090000623 proteins and genes Proteins 0.000 description 3
- 102000004169 proteins and genes Human genes 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- WLJVXDMOQOGPHL-UHFFFAOYSA-N phenylacetic acid Chemical compound OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000193403 Clostridium Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910021386 carbon form Inorganic materials 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000001079 digestive effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000004130 lipolysis Effects 0.000 description 1
- 150000004668 long chain fatty acids Chemical class 0.000 description 1
- -1 monose polysaccharide Chemical class 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229960003424 phenylacetic acid Drugs 0.000 description 1
- 239000003279 phenylacetic acid Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000026683 transduction Effects 0.000 description 1
- 238000010361 transduction Methods 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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- Y02W10/12—
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- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a device for commonly treating kitchen waste and domestic sewage, comprising a first storage box for storing the kitchen waste and a second storage box for storing the domestic sewage, wherein the first storage box and the second storage box are the same in height; the bottoms of the storage boxes are communicated with the tops of quantitative boxes below the storage boxes; the bottoms of the two quantitative boxes are simultaneously connected with a crusher below the quantitative boxes; the crusher is sequentially connected with a pre-heater, a sealed fermentation chamber and a sealed gas generation chamber below; the quantity relative ratio of the kitchen waste to the domestic sewage is 1 to 3, and the sampling period is 5-7 days; the heating temperature of the pre-heater is 25-40 DEG C; the temperature inside the fermentation chamber is 25-40 DEG C, and the pH is 6.1-7.4; and the pH inside the gas generation chamber is 6.1-7.4, and the temperature is 25-40 DEG C. The kitchen waste and the domestic sewage can be subjected to combined anaerobic fermentation, so that fermentation conditions, such as the mixing ratio, the temperature, the pH and the like can be controlled. Different fermentation phases can be fermented within two sealed areas, and the speed and the efficiency can be improved.
Description
Technical field
The present invention relates to a kind of rubbish from cooking and sanitary sewage disposal plant altogether, belong to waste treatment technique field.
Background technology
Rubbish from cooking has the features such as moisture content is higher, content of organics is higher, nutriment is abundant; Sanitary sewage organic concentration is higher, containing pollutants such as organic substance, phosphorus and nitrogen, suspension and germs, and is rich in microorganism, and life and the health of the environmental pollution that rubbish from cooking and sanitary sewage cause to resident has formed potential threat.
Traditional rubbish from cooking is disposed and is mainly comprised compost treatment, production feed, biological hydrogen production and methane fermentation etc.; The locating of sanitary sewage is equipped with Using High-Rate Algae Pond processing, wastewater treatment, subsurface wastewater infiltration system processing etc., and these conventional process techniques are lower for the treatment effeciency of rubbish from cooking and sanitary sewage.Foreign scholar Myungyeol Lee etc.
journal of Bioscience and Bioengineering, v 108, n 5, p 408-413, November 2009} puts rubbish from cooking and the coexistence of sanitary sewage to react point a product acid and two stages of aerogenesis, under condition of different temperatures, gas producing efficiency is produced to Different Effects.Domestic scholars Zhao Song Min etc. are at { the environmental project journal of the rubbish from cooking anaerobic fermentation and acid production based on activated sludge, 2011,01,5 (1): in 205-208}, the impact of the inoculative proportion that has proposed different rubbishes from cooking and activated sludge on aliphatic acid output, solution PH and COD clearance.Zhang Houhu etc. disperse domestic garbage and sanitary sewage coexistence to put strengthening product natural pond technology { ecology and rural environment journal in Taihu Lake basin rural area, 2010,26 (1): in 19-23}, proposed sanitary sewage inflow and the impact of water inlet frequency on gas producing efficiency.But above document is the not fully openly impact of the adding proportion of rubbish from cooking and sanitary sewage on treatment effeciency and gas producing efficiency all, also fail openly rubbish from cooking and the common disposal plant of sanitary sewage of a set of stability and high efficiency.
Existing rubbish from cooking and sewage treatment unit, only have a storage box that is used for storing rubbish from cooking and sanitary sewage often, and storage box below connects pulverizer and preheater, and below is between fermentation gas, has and stir and temperature equipment between fermentation gas.Such device fails to accomplish rubbish from cooking and sanitary sewage are separated to storage, therefore can not control the adding proportion between the two.Reaction unit only has between a fermentation gas, fails the hydrolysis in sweat, product acid phase to separate and carry out with the aerogenesis stage, and the speed of aerogenesis is low.
Summary of the invention
The object of the invention is to for the deficiencies in the prior art, provide that a kind of processing cost is low, treatment effect good, gas producing efficiency is high, the rubbish from cooking of non-secondary pollution and sanitary sewage disposal plant altogether.
The technical solution used in the present invention is: adopt equal altitudes
first, secondstorage box, stores rubbish from cooking in the first storage box, in the second storage box, stores sanitary sewage,
firstthe first quantitative box top under storage box bottom is communicated with,
secondthe second quantitative box top under storage box bottom is communicated with, pulverizer under the bottom of first, second quantitative case connects by pipeline simultaneously, under pulverizer, connect successively between preheater, airtight sweathouse and airtight aerogenesis, the top of sweathouse inside is provided with agitator, sweathouse bottom is acclivitous structure from left to right, and cylindricality mesh screen is set between left part position between sweathouse and aerogenesis.
Further, the amount of the sanitary sewage in the rubbish from cooking in the present invention's the first storage box and the second storage box is than being 1:3, and the sample introduction cycle of rubbish from cooking and sanitary sewage is 5-7 days; Preheater pre-heating temperature is 25 ℃-40 ℃; Sweathouse internal temperature is that 25 ℃-40 ℃, pH are 6.1-7.4; Between aerogenesis, inner PH is that 6.1-7.4, temperature are 25 ℃-40 ℃.
The present invention adopts after technique scheme, has following beneficial effect
:
1, the present invention can carry out the anaerobic fermentation of rubbish from cooking and sanitary sewage, rubbish from cooking provides nutriment, sanitary sewage provides nitrogen and a large amount of microorganism, between two kinds of different digestion materials, set up a kind of relation of optimum complementation, one covering device is processed rubbish from cooking and sanitary sewage simultaneously, efficiency is high, and cost of investment is low; Realize the processing of rubbish from cooking and sanitary sewage and realized recycling, having there is very high economy and the value of environmental protection.
2, the present invention can pulverize fermentation materials, can control the fermentation conditions such as the mixed proportion, temperature, PH of rubbish from cooking and sanitary sewage, particularly rubbish from cooking is mixed with the certainty ratio of sanitary sewage, be conducive to improve speed and the efficiency of fermentation, make the treatment effect of rubbish from cooking and sanitary sewage all fine, and pollute containment environmental pollution, alleviation domestic rubbish disposal pressure without secondary retained material.
3, the present invention divides the different fermentations stage at two and carries out in airtight, has improved efficiency and speed that fermentation is carried out, and the biochemical reaction that hydrolysis is produced acid phase and produced methane phase does not respectively affect, and therefore, fermentation efficiency is very high, and aerogenesis effect is fine.
4, the sweat in the present invention carries out in closed container, belongs to anaerobic fermentation, without people for oxygen supply is to urge to promote reaction speed, and ordorless γ-ray emission.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In figure: 1. rubbish from cooking entrance; 2-1. the first surge pipe; 2-2. the second surge pipe; 2-3. the 3rd surge pipe; 2-4. the 4th surge pipe; 3. urinal sewage inlet; 4. washing water entrance; 5. the second storage box; 6. the first switch valve; 7. second switch valve; 8. pulverizer; 9. preheater; 10. agitator; 11. gas outlets; Between 12. aerogenesis; 13. delivery ports; 14. the 3rd switch valves; 15. discharging openings; 16. cylindricality mesh screens; 17. sweathouses; 18. the 4th switch valves; 19. the 5th switch valves; 20. first storage boxes; The quantitative case of 21-1. first; The quantitative case of 21-2. second.
The specific embodiment
As shown in Figure 1, the left and right position on top of the present invention respectively arranges a storage box for each several part structure of the present invention and annexation, and left position is
first storage box 20, right position is
second storage box 5,
first storage box 20 Hes
secondstorage box 5 equal altitudes are installed.
firstthe open top of storage box 20 is rubbish from cooking entrances 1,
firstthe first quantitative case 21-1 is installed under storage box 20, and
firstthe bottom of storage box 20 is communicated with the first quantitative case 21-1 top, between the first storage box 20 bottoms and the first quantitative case 21-1 top, the 5th switch valve 19 is installed, between the first storage box 20 1 sides and the first quantitative case 21-1 mono-side, connect the first surge pipe 2-1, the first storage box 20 opposite sides connect the second surge pipe 2-2, and the second surge pipe 2-2 communicates with atmosphere.In the first quantitative case 21-1 bottom, the 4th switch valve 18 is installed.
secondtwo openings are arranged at storage box 5 tops, and be respectively urinal sewage inlet 3 and do the wash water inlet 4,
secondthe second quantitative case 21-2 is installed under storage box 5, and
secondthe bottom of storage box 5 is communicated with the top of the second quantitative case 21-2, between the second storage box 5 bottoms and the second quantitative case 21-2 top, the first switch valve 6 is installed, between the second storage box 5 one sides and the second quantitative case 21-2 mono-side, connect the 3rd surge pipe 2-3, the second storage box 5 opposite sides connect the 4th surge pipe 2-4, and the 4th surge pipe 2-4 communicates with atmosphere.In the second quantitative case 21-2 bottom, second switch valve 7 is installed.
Pulverizer 8 under the bottom of the first quantitative case 21-1 and the second quantitative case 21-2 is connected by pipeline simultaneously, under pulverizer 8, connect preheater 9, it under preheater 9, is airtight sweathouse 17, preheater 9 is directly communicated with sweathouse 17, three agitators 10 are installed at the top of sweathouse 17 inside, in sweathouse 17 lower lefts, discharging opening 15 are set, and the bottom of sweathouse 17 connects between airtight aerogenesis 12, and the bottom of sweathouse 17 is incline structures, is inclined upwardly from left to right.Between sweathouse 17 and aerogenesis, between 12 left part positions, cylindricality mesh screen 16 is being set, be the 3rd switch valve 14 below cylindricality mesh screen 16,12 connection gas outlet, upper right side 11 between aerogenesis, and between aerogenesis, 12 lower right side is to be communicated with outside delivery port 13.
When the present invention works, utilize under anaerobic condition rubbish from cooking and sanitary sewage mixing producing methane, the synergy of the various anaerobes such as dependence facultative anaerobe and obligate anaerobe realizes the coexistence of rubbish from cooking and sanitary sewage and puts, rubbish from cooking provides nutriment, sanitary sewage provides nitrogen and a large amount of microorganism, two kinds of storerooms are set up a kind of relation of optimum complementation, and final fermentation is converted into methane and carbon dioxide and forms biogas.Specifically: rubbish from cooking is stored in the first storage box 20 by rubbish from cooking entrance 1, urinal filth with do the wash these sanitary sewages of water respectively by urinal sewage inlet 3 with do the wash water inlet 4 and be stored in the second storage box 5, the first quantitative case 21-1 and the second quantitative case 21-2 control respectively the amount ratio of rubbish from cooking and sanitary sewage, realize the certainty ratio control of rubbish from cooking and sanitary sewage, the ratio of controlling rubbish from cooking and sanitary sewage is 1:3, the sample introduction cycle is 5-7 days, can effectively realize processing and the recycling of rubbish from cooking and sanitary sewage.Jointly enter afterwards pulverizer 8 and be ground into graininess, wherein various materials can fully be contacted, then preheat 25 ℃-40 ℃ through preheater 9, jointly entering sweathouse 17 ferments the some time, it is 25 ℃-40 ℃ that sweathouse 17 keeps temperature, and pH is 6.1-7.4, often starts agitator 10 in sweat, make it fully to mix and contact be hydrolyzed reaction and acid-producing, fast reaction speed.Open the 3rd switch valve 14 after certain hour, digestive juice is filled between aerogenesis in 12 through column screen cloth 16, between aerogenesis, 12 to control PH be 6.1-7.4, and temperature is 25 ℃-40 ℃, carries out anaerobic fermentation in 12 and produce the gases such as methane between aerogenesis.Sweat is divided into hydrolysis, acidifying, methanation three phases, 12 carries out respectively between sweathouse 17 and aerogenesis, and hydrolysis, souring stage carry out in sweathouse 17, the methanation stage carries out in 12 between aerogenesis, and the efficiency of each course of reaction is significantly improved.Sweat is divided into hydrolysis, acidifying, methanation three phases, first stage is hydrolysis stage, anaerobic bacteria can be divided into cellulose-decomposing bacterium, lipolysis bacterium and protein decomposing bacteria according to decomposed object, they become monose polysaccharide hydrolysis respectively, and protein transduction changes into peptide and amino acid, fat change into glycerine and aliphatic acid.Second stage is souring stage, by producing such as glue acetic acid bacteria of acetic acid bacteria and some clostridium etc., higher aliphatic acid is resolved into acetic acid and hydrogen; The LCFA producing when first stage reduces fat is as stearic acid, and the aromatic acid producing when digesting protein, as phenyl acetic acid and IA, is also decomposed into and produces acetic acid and hydrogen by second stage bacterium.Phase III is the methanation stage, and methane backeria is converted into methane and CO acetic acid again
2.Likely suppress the activity of methanogen owing to producing the acidic materials that acid phase forms, second, third two stage is separately carried out in different digesters, and between controlled fermentation 17 and aerogenesis between 12 the condition such as temperature, PH can accelerate fermentation, improve gas producing efficiency and treatment effect.Sweathouse 17 dischargings are natural pond slag, from discharging opening 15, take out, and can be used for compost, between aerogenesis, 12 delivery port 13 is got rid of liquid and is rich in nitrogen phosphorus substance, has higher fertilizer, can be used as also field of liquid fertilizer, methane is discharged in gas outlet 11, has very high calorific value, can be used as combustion gas.
Claims (3)
1. an altogether disposal plant of rubbish from cooking and sanitary sewage, is characterized in that: have equal altitudes
first, secondstorage box (20,5), the first storage box stores rubbish from cooking in (20), and the second storage box stores sanitary sewage in (5),
firstthe first quantitative case (21-1) top under storage box (20) bottom is communicated with,
secondthe second quantitative case (21-2) top under storage box (5) bottom is communicated with, first, the second quantitative case (21-1, pulverizer (8) under bottom 21-2) connects by pipeline simultaneously, under pulverizer (8), connect successively preheater (9), between airtight sweathouse (17) and airtight aerogenesis (12), preheater (9) is directly communicated with sweathouse (17), the inner top of sweathouse (17) is provided with agitator (10), the bottom of sweathouse (17) connects (12) between airtight aerogenesis, sweathouse (17) bottom is acclivitous structure from left to right, cylindricality mesh screen (16) is set between (12) left part position between sweathouse (17) and aerogenesis.
2. a kind of rubbish from cooking according to claim 1 and sanitary sewage disposal plant altogether, it is characterized in that: the amount of the sanitary sewage in the rubbish from cooking in the first storage box (20) and the second storage box (5) is than being 1:3, and the sample introduction cycle of rubbish from cooking and sanitary sewage is 5-7 days; Preheater (9) pre-heating temperature is 25 ℃-40 ℃; Sweathouse (17) internal temperature is that 25 ℃-40 ℃, pH are 6.1-7.4; Between aerogenesis, (12) inner PH is that 6.1-7.4, temperature are 25 ℃-40 ℃.
3. a kind of rubbish from cooking according to claim 1 and sanitary sewage disposal plant altogether, it is characterized in that: sweathouse (17) lower left is provided with discharging opening (15), cylindricality mesh screen (16) below is provided with the 3rd switch valve (14), connection gas outlet, (12) upper right side (11) between aerogenesis, between aerogenesis, (12) lower right side is to be communicated with outside delivery port (13); Between the first storage box (20) bottom and the first quantitative case (21-1) top, be provided with the 5th switch valve (19), the first quantitative case (21-1) bottom is provided with the 4th switch valve (18), between the first storage box (20) one sides and first quantitative case (21-1) side, connect the first surge pipe (2-1), the first storage box (20) opposite side connects the second surge pipe (2-2) communicating with atmosphere; Between the second storage box (5) bottom and the second quantitative case (21-2) top, be provided with the first switch valve (6), the second quantitative case (21-2) bottom is provided with second switch valve (7), between the second storage box (5) one sides and second quantitative case (21-2) side, connect the 3rd surge pipe (2-3), the second storage box (5) opposite side connects the 4th surge pipe (2-4) communicating with atmosphere.
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|---|---|---|---|
| CN201210103056.0A CN102632069B (en) | 2012-04-10 | 2012-04-10 | Device for commonly treating kitchen waste and domestic sewage |
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| CN104694383A (en) * | 2015-03-24 | 2015-06-10 | 宁波高新区宁源科技服务有限公司 | Multi-strain bactericide mixed throwing device |
| CN105236673A (en) * | 2015-10-12 | 2016-01-13 | 桂林市春晓环保科技有限公司 | Kitchen sewage treatment method |
| CN106947686B (en) * | 2017-04-10 | 2019-04-12 | 河南农业大学 | Household movable formula hydrogen production bioreactor and its hydrogen manufacturing operating method |
| CN108393337A (en) * | 2018-05-03 | 2018-08-14 | 北京京海创能科技有限公司 | A kind of on-site processing equipment and method of perishable rubbish |
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| JP2005152838A (en) * | 2003-11-27 | 2005-06-16 | Mitsubishi Heavy Ind Ltd | Method and facility for treating organic waste compositely |
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