JPH0367758B2 - - Google Patents
Info
- Publication number
- JPH0367758B2 JPH0367758B2 JP61221795A JP22179586A JPH0367758B2 JP H0367758 B2 JPH0367758 B2 JP H0367758B2 JP 61221795 A JP61221795 A JP 61221795A JP 22179586 A JP22179586 A JP 22179586A JP H0367758 B2 JPH0367758 B2 JP H0367758B2
- Authority
- JP
- Japan
- Prior art keywords
- sludge
- methane
- acid
- fermentation
- organic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 52
- 238000000034 method Methods 0.000 claims description 37
- 239000010802 sludge Substances 0.000 claims description 27
- 239000002253 acid Substances 0.000 claims description 23
- 230000029087 digestion Effects 0.000 claims description 19
- 238000000855 fermentation Methods 0.000 claims description 18
- 230000004151 fermentation Effects 0.000 claims description 18
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 claims description 16
- 241000894006 Bacteria Species 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 8
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 229910019440 Mg(OH) Inorganic materials 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 12
- 229910052698 phosphorus Inorganic materials 0.000 description 12
- 239000011574 phosphorus Substances 0.000 description 12
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 8
- 239000010801 sewage sludge Substances 0.000 description 8
- 150000007524 organic acids Chemical class 0.000 description 7
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000008187 granular material Substances 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 235000005985 organic acids Nutrition 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000205011 Methanothrix Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- YBCVMFKXIKNREZ-UHFFFAOYSA-N acoh acetic acid Chemical compound CC(O)=O.CC(O)=O YBCVMFKXIKNREZ-UHFFFAOYSA-N 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000003516 soil conditioner Substances 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Treatment Of Sludge (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61221795A JPS6377600A (ja) | 1986-09-22 | 1986-09-22 | 有機性汚泥の嫌気性消化方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61221795A JPS6377600A (ja) | 1986-09-22 | 1986-09-22 | 有機性汚泥の嫌気性消化方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6377600A JPS6377600A (ja) | 1988-04-07 |
| JPH0367758B2 true JPH0367758B2 (enExample) | 1991-10-24 |
Family
ID=16772318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61221795A Granted JPS6377600A (ja) | 1986-09-22 | 1986-09-22 | 有機性汚泥の嫌気性消化方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6377600A (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7264715B2 (en) | 2002-04-18 | 2007-09-04 | Ebara Corporation | Apparatus for treating organic wastewater and sludge |
| EP1698595A4 (en) * | 2003-11-21 | 2010-03-17 | Ebara Corp | PROCESS FOR PRODUCING / RECOVERING MAGNESIUM AMMONIUM PHOSPHATE AND DEVICE THEREFOR |
| CN106746398A (zh) * | 2016-12-08 | 2017-05-31 | 河海大学 | 一种提高剩余活性污泥厌氧消化性能的方法 |
-
1986
- 1986-09-22 JP JP61221795A patent/JPS6377600A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6377600A (ja) | 1988-04-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |