CN105624203A - Method for producing biogas from cassava alcohol waste liquid as raw material - Google Patents
Method for producing biogas from cassava alcohol waste liquid as raw material Download PDFInfo
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- CN105624203A CN105624203A CN201410618625.4A CN201410618625A CN105624203A CN 105624203 A CN105624203 A CN 105624203A CN 201410618625 A CN201410618625 A CN 201410618625A CN 105624203 A CN105624203 A CN 105624203A
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- liquid
- biogas
- cassava vinasse
- cassava
- raw material
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- 239000007788 liquid Substances 0.000 title claims abstract description 75
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 title claims abstract description 60
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 239000002994 raw material Substances 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000002699 waste material Substances 0.000 title abstract 5
- 241000658379 Manihot esculenta subsp. esculenta Species 0.000 title 1
- 240000003183 Manihot esculenta Species 0.000 claims abstract description 59
- 238000000855 fermentation Methods 0.000 claims abstract description 30
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000004151 fermentation Effects 0.000 claims abstract description 15
- 238000000926 separation method Methods 0.000 claims abstract description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 56
- 244000005700 microbiome Species 0.000 claims description 24
- 238000002156 mixing Methods 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 6
- 208000035985 Body Odor Diseases 0.000 claims description 5
- 206010055000 Bromhidrosis Diseases 0.000 claims description 5
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 239000011490 mineral wool Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 239000010808 liquid waste Substances 0.000 abstract 1
- 239000004576 sand Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 18
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000019750 Crude protein Nutrition 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 235000010980 cellulose Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000017854 proteolysis Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 230000003462 zymogenic effect Effects 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
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Processing Of Solid Wastes (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
The invention discloses a method for producing biogas from a cassava alcohol waste liquid as a raw material. The method belongs to the field of cassava alcohol production. The method utilizes a cassava alcohol waste liquid and biogas fermentation microbes as raw materials and utilizes a settling tank, an adjustment tank, an anaerobic fermentation cylinder and a water-sealed tank for sand setting and impurity removal, high temperature fermentation and water-sealed tank separation so that biogas is produced. The method utilizes a high temperature fermentation method, fully utilizes cassava alcohol waste liquid waste heat, improves a reaction rate by 2-3 times and has an anaerobic COD clearance rate of 95%. The method utilizes a cycle stirring device to replace a liquid circulating pump, realizes uniform and thorough cassava alcohol waste liquid circulation, improves a biogas yield by 30%, greatly reduces electricity consumption and has a power reduction rate of 80%.
Description
Technical field
The invention belongs to cassava alcohol production field, particularly relate to a kind of method that cassava vinasse as substratum liquid produced with Maninot esculenta crantz. for main material production ethanol is raw material production biogas.
Background technology
Biogas be organic substance under anaerobic, the one mixing gas generated through the Fermentation of microorganism, fermentable is complicated biochemical change, many microorganisms are had to participate in, reaction substantially divides two stages: (1) microorganism becomes simple material the saccharide in complicated organic substance, fat, protein degradation, such as lower fatty acid, alcohol, aldehyde, carbon dioxide etc.; (2) by the effect of methane strain, some simple materials are made to become methane. Normally to produce biogas, it is necessary to create good condition for the existence of microorganism, breeding, first, the anaerobic environment of an anaerobe activity will be caused; Second, to maintain certain temperature in methane-generating pit; 3rd, methane-generating pit to have the nutrient of abundance; 4th, fermentation raw material will containing suitable quantity of water; 5th, the pH value general control of methane-generating pit is at 7-8.5.
Biogas is the mixture of multiple gases, and its Main Ingredients and Appearance is methane (CH4), carbon dioxide (CO2), hydrogen sulfide, carbon monoxide (CO), hydrogen, oxygen, nitrogen, the gas such as hydrogen sulfide, wherein methane is maximum, account for the 50%-70% of cumulative volume, carbon dioxide accounts for 25%-40%, other several gases are less, generally add up and be only about the 2% of cumulative volume, biogas can burn, main is exactly by methane, biogas, except directly burning is used for cooking, drying agricultural byproducts, heating, illumination and gas welding etc., also can be made the fuel of internal combustion engine and produce the industrial chemicals such as methanol, formalin, carbon tetrachloride; The feed liquid discharged after firedamp gas equipment ferments and sediment, containing more rich nutrient substance, can be used as fertilizer and feedstuff.
The raw material producing biogas is a lot, the present invention produces biogas with cassava vinasse as substratum liquid for raw material, cassava vinasse as substratum liquid is the garbage produced with Maninot esculenta crantz. for raw material production edible ethanol, its main component is material (COD:5 ten thousand mg/l such as remaining starch, crude protein, cellulose, various inorganic salt and mycoprotein, BOD:2.5 ten thousand mg/l, SS:2.5 ten thousand mg/l) biodegradability is relatively strong, has the available characteristic of potential resource; The auxiliary material used is methane fermentating microorganism, methane fermentating microorganism is the antibacterial that large numbers of of a great variety, obligate anaerobic could must grow in oxygen-free environment, methane fermentating microorganism is a general designation, including zymogenic bacteria, hydrogen-producing acetogens, consumption hydrogen acetogen, food producing hydrogen and methane bacterium, the food big monoid of acetic acid and methane producing bacterium five.
Summary of the invention
The problem that present invention mainly solves is to provide a kind of method with cassava vinasse as substratum liquid for raw material production biogas, the method, with cassava vinasse as substratum liquid, methane fermentating microorganism for raw material, produces biogas with separator well, regulating reservoir, anaerobic fermentation tank, water sealed tank for equipment.
The present invention can be achieved through the following technical solutions:
A kind of method with cassava vinasse as substratum liquid for raw material production biogas, is characterized in that being made up of following steps:
(1) the cassava vinasse as substratum liquid that temperature is 100 DEG C that workshop section discharges is distilled from ethanol workshop, through two-stage flash recovery of latent heat, cassava vinasse as substratum liquid temp is down to 86-88 DEG C, after carrying out heat exchange with spiral-plate heat exchanger and fermenting-ripening wine with dregs, cassava vinasse as substratum liquid temp is down to 72-74 DEG C, then it is sent to separator well by lees exhausting tube road, cassava vinasse as substratum liquid in separator well is under the effect of gravitational field, the bigger inoganic solids natural subsidence of proportion is to bottom, and upper strata is the cassava vinasse as substratum liquid after desanding, cooling.
(2) by desanding, cassava vinasse as substratum liquid after cooling enters regulating reservoir, be adjusted in pond arrange spiral-plate heat exchanger temperature regulating be 55-60 DEG C, then contact anaerobic fermentation tank it is pumped into, it is initially charged methane fermentating microorganism at contact anaerobic fermentation tank, according to cassava vinasse as substratum liquid: the ratio of methane fermentating microorganism=7:3 is squeezed in contact anaerobic fermentation tank, control temperature between 57-67 DEG C of degree, 2 the biogas dedicated compressor utilizing 45KW connect pipeline, carry out blowing stirring with natural pond bromhidrosis body, the liquid circulation pump stirring used before replacing, the uniformly rear dedicated compressor that stops to be mixed stirring, that uses generation biogas makes methane fermentating microorganism be fully contacted with grain liquid from stirring action, carry out hot fermentation, it is continuously available mixing gas.
(3) mixing gas being sent into water water sealed tank and carry out gas-liquid separation, the gas obtained is biogas.
The further technical scheme of the present invention is:
Separator well ditch length 40 meters described in step (1), wide 0.4 meter, deep 0.8 meter.
The diameter of the anaerobic fermentation tank described in step (2) is 15 meters, high 18 meters, dome, and volume is 3000 cubic metres, periphery rock wool and color steel insulation.
Biogas dedicated compressor described in step (2) is 45kw.
Cassava vinasse as substratum liquid hot fermentation temperature described in step (2) is 62 DEG C.
The invention has the beneficial effects as follows: providing a kind of method with cassava vinasse as substratum liquid for raw material production biogas, it has the main advantage that
1. the method adopts hot fermentation, and fermentation temperature is 62 DEG C, and more traditional fermentation temperature 24 DEG C producing biogas exceeds a lot, produces following beneficial effect: (1) is the waste heat making full use of cassava vinasse as substratum liquid; (2) response speed can improve 2-3 times; (3) anaerobism COD clearance can reach 95%;
2. adopt circulation stirring: utilize 2 biogas dedicated compressor of 45KW, carry out blowing stirring with biogas, the liquid circulation pump used before replacing, its advantage is: cassava vinasse as substratum liquid circulates evenly, thoroughly, biogas output improves 30%, and electric consumption is greatly reduced, power consumption reduces amplitude and reaches 80%.
Detailed description of the invention
Embodiment 1:
The cassava vinasse as substratum liquid that temperature is 100 DEG C that workshop section discharges is distilled from ethanol workshop, through two-stage flash recovery of latent heat, cassava vinasse as substratum liquid temp is down to 86 DEG C, after carrying out heat exchange with spiral-plate heat exchanger and fermenting-ripening wine with dregs, cassava vinasse as substratum liquid temp is down to 72 DEG C, then it is sent to separator well by lees exhausting tube road, cassava vinasse as substratum liquid in separator well is under the effect of gravitational field, the bigger inoganic solids natural subsidence of proportion is to bottom, and upper strata is the cassava vinasse as substratum liquid after desanding, cooling. by desanding, cassava vinasse as substratum liquid after cooling enters regulating reservoir, be adjusted in pond arrange spiral-plate heat exchanger temperature regulating be 55 DEG C, then contact anaerobic fermentation tank it is pumped into, it is initially charged methane fermentating microorganism at contact anaerobic fermentation tank, according to cassava vinasse as substratum liquid: the ratio of methane fermentating microorganism=7:3 is squeezed in closing tank, control temperature between 57 DEG C, 2 the biogas dedicated compressor utilizing 45KW connect pipeline, carry out blowing stirring with natural pond bromhidrosis body, the liquid circulation pump stirring used before replacing, the uniformly rear dedicated compressor that stops to be mixed stirring, that uses generation biogas makes methane fermentating microorganism be fully contacted with grain liquid from stirring action, carry out hot fermentation, it is continuously available mixing gas. mixing gas being sent into water water sealed tank and carries out gas-liquid separation, the gas obtained is biogas.
Embodiment 2:
The cassava vinasse as substratum liquid that temperature is 100 DEG C that workshop section discharges is distilled from ethanol workshop, through two-stage flash recovery of latent heat, cassava vinasse as substratum liquid temp is down to 87 DEG C, after carrying out heat exchange with spiral-plate heat exchanger and fermenting-ripening wine with dregs, cassava vinasse as substratum liquid temp is down to 73 DEG C, then it is sent to separator well by lees exhausting tube road, cassava vinasse as substratum liquid in separator well is under the effect of gravitational field, the bigger inoganic solids natural subsidence of proportion is to bottom, and upper strata is the cassava vinasse as substratum liquid after desanding, cooling. by desanding, cassava vinasse as substratum liquid after cooling enters regulating reservoir, be adjusted in pond arrange spiral-plate heat exchanger temperature regulating be 57.5 DEG C, then contact anaerobic fermentation tank it is pumped into, it is initially charged methane fermentating microorganism at contact anaerobic fermentation tank, according to cassava vinasse as substratum liquid: the ratio of methane fermentating microorganism=7:3 is squeezed in closing tank, control temperature between 62 DEG C, 2 the biogas dedicated compressor utilizing 45KW connect pipeline, carry out blowing stirring with natural pond bromhidrosis body, the liquid circulation pump stirring used before replacing, the uniformly rear dedicated compressor that stops to be mixed stirring, that uses generation biogas makes methane fermentating microorganism be fully contacted with grain liquid from stirring action, carry out hot fermentation, it is continuously available mixing gas. mixing gas being sent into water water sealed tank and carries out gas-liquid separation, the gas obtained is biogas.
Embodiment 3:
The cassava vinasse as substratum liquid that temperature is 100 DEG C that workshop section discharges is distilled from ethanol workshop, through two-stage flash recovery of latent heat, cassava vinasse as substratum liquid temp is down to 88 DEG C, after carrying out heat exchange with spiral-plate heat exchanger and fermenting-ripening wine with dregs, cassava vinasse as substratum liquid temp is down to 74 DEG C, then it is sent to separator well by lees exhausting tube road, cassava vinasse as substratum liquid in separator well is under the effect of gravitational field, the bigger inoganic solids natural subsidence of proportion is to bottom, and upper strata is the cassava vinasse as substratum liquid after desanding, cooling. by desanding, cassava vinasse as substratum liquid after cooling enters regulating reservoir, be adjusted in pond arrange spiral-plate heat exchanger temperature regulating be 60 DEG C, then contact anaerobic fermentation tank it is pumped into, it is initially charged methane fermentating microorganism at contact anaerobic fermentation tank, according to cassava vinasse as substratum liquid: the ratio of methane fermentating microorganism=7:3 is squeezed in closing tank, control temperature between 67 DEG C, 2 the biogas dedicated compressor utilizing 45KW connect pipeline, carry out blowing stirring with natural pond bromhidrosis body, the liquid circulation pump stirring used before replacing, the uniformly rear dedicated compressor that stops to be mixed stirring, that uses generation biogas makes methane fermentating microorganism be fully contacted with grain liquid from stirring action, carry out hot fermentation, it is continuously available mixing gas. mixing gas being sent into water water sealed tank and carries out gas-liquid separation, the gas obtained is biogas.
Claims (5)
1. the method with cassava vinasse as substratum liquid for raw material production biogas, the raw material of use includes: cassava vinasse as substratum liquid, methane fermentating microorganism are raw material, it is characterized in that:
(1) the cassava vinasse as substratum liquid that temperature is 100 DEG C that workshop section discharges is distilled from ethanol workshop, through two-stage flash recovery of latent heat, cassava vinasse as substratum liquid temp is down to 86-88 DEG C, after carrying out heat exchange with spiral-plate heat exchanger and fermenting-ripening wine with dregs, cassava vinasse as substratum liquid temp is down to 72-74 DEG C, then it is sent to separator well by lees exhausting tube road, cassava vinasse as substratum liquid in separator well is under the effect of gravitational field, the bigger inoganic solids natural subsidence of proportion is to bottom, and upper strata is the cassava vinasse as substratum liquid after desanding, cooling;
(2) by desanding, cassava vinasse as substratum liquid after cooling enters regulating reservoir, be adjusted in pond arrange spiral-plate heat exchanger temperature regulating be 55-60 DEG C, then contact anaerobic fermentation tank it is pumped into, it is initially charged methane fermentating microorganism at contact anaerobic fermentation tank, according to cassava vinasse as substratum liquid: the ratio of methane fermentating microorganism=7:3 is squeezed in closing tank, control temperature between 57-67 DEG C of degree, 2 the biogas dedicated compressor utilizing 45KW connect pipeline, carry out blowing stirring with natural pond bromhidrosis body, the liquid circulation pump stirring used before replacing, the uniformly rear dedicated compressor that stops to be mixed stirring, that uses generation biogas makes methane fermentating microorganism be fully contacted with grain liquid from stirring action, carry out hot fermentation, it is continuously available mixing gas,
(3) mixing gas being sent into water water sealed tank and carry out gas-liquid separation, the gas obtained is biogas.
2. the method with cassava vinasse as substratum liquid for raw material production biogas according to claim 1, is characterized in that: separator well ditch length 40 meters described in step (1), wide 0.4 meter, deep 0.8 meter.
3. the method with cassava vinasse as substratum liquid for raw material production biogas according to claim 1, is characterized in that: the diameter of the anaerobic fermentation tank described in step (2) is 15 meters, high 18 meters, dome, and volume is 3000 cubic metres, periphery rock wool and color steel insulation.
4. the method with cassava vinasse as substratum liquid for raw material production biogas according to claim 1, is characterized in that: the biogas dedicated compressor described in step (2) is 45kw.
5. the method with cassava vinasse as substratum liquid for raw material production biogas according to claim 1, is characterized in that: the cassava vinasse as substratum liquid hot fermentation temperature described in step (2) is 62 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410618625.4A CN105624203A (en) | 2014-11-06 | 2014-11-06 | Method for producing biogas from cassava alcohol waste liquid as raw material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410618625.4A CN105624203A (en) | 2014-11-06 | 2014-11-06 | Method for producing biogas from cassava alcohol waste liquid as raw material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105624203A true CN105624203A (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410618625.4A Pending CN105624203A (en) | 2014-11-06 | 2014-11-06 | Method for producing biogas from cassava alcohol waste liquid as raw material |
Country Status (1)
| Country | Link |
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| CN (1) | CN105624203A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106929541A (en) * | 2017-04-27 | 2017-07-07 | 北京化工大学 | A kind of method of industrial acid-sludge discarded object solid anaerobic digestion methane phase |
| CN111254179A (en) * | 2018-11-30 | 2020-06-09 | 国投生物科技投资有限公司 | Method for preparing biogas by using waste mash produced by fermenting alcohol with cassava and method for generating power by using biogas |
-
2014
- 2014-11-06 CN CN201410618625.4A patent/CN105624203A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106929541A (en) * | 2017-04-27 | 2017-07-07 | 北京化工大学 | A kind of method of industrial acid-sludge discarded object solid anaerobic digestion methane phase |
| CN111254179A (en) * | 2018-11-30 | 2020-06-09 | 国投生物科技投资有限公司 | Method for preparing biogas by using waste mash produced by fermenting alcohol with cassava and method for generating power by using biogas |
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