JPH0131960B2 - - Google Patents
Info
- Publication number
- JPH0131960B2 JPH0131960B2 JP55055264A JP5526480A JPH0131960B2 JP H0131960 B2 JPH0131960 B2 JP H0131960B2 JP 55055264 A JP55055264 A JP 55055264A JP 5526480 A JP5526480 A JP 5526480A JP H0131960 B2 JPH0131960 B2 JP H0131960B2
- Authority
- JP
- Japan
- Prior art keywords
- sludge
- dephosphorization
- anaerobic
- phosphorus
- tank
- 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
Links
- 239000010802 sludge Substances 0.000 claims description 63
- 238000000034 method Methods 0.000 claims description 50
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 30
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 26
- 229910052698 phosphorus Inorganic materials 0.000 claims description 26
- 239000011574 phosphorus Substances 0.000 claims description 26
- 230000029087 digestion Effects 0.000 claims description 18
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 15
- 230000003197 catalytic effect Effects 0.000 claims description 11
- 229940043430 calcium compound Drugs 0.000 claims description 6
- 150000001674 calcium compounds Chemical class 0.000 claims description 6
- 150000002681 magnesium compounds Chemical class 0.000 claims description 4
- 239000002351 wastewater Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- 238000004062 sedimentation Methods 0.000 description 6
- 239000011575 calcium Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 239000006228 supernatant Substances 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000007796 conventional method Methods 0.000 description 3
- 238000003795 desorption Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000008719 thickening Effects 0.000 description 3
- 239000002562 thickening agent Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000001506 calcium phosphate Substances 0.000 description 2
- 229910000389 calcium phosphate Inorganic materials 0.000 description 2
- 235000011010 calcium phosphates Nutrition 0.000 description 2
- 230000001079 digestive effect Effects 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 238000000855 fermentation Methods 0.000 description 2
- 230000004151 fermentation Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002367 phosphate rock Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 229910019440 Mg(OH) Inorganic materials 0.000 description 1
- MXZRMHIULZDAKC-UHFFFAOYSA-L ammonium magnesium phosphate Chemical compound [NH4+].[Mg+2].[O-]P([O-])([O-])=O MXZRMHIULZDAKC-UHFFFAOYSA-L 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- -1 calcium phosphate compound Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229940126142 compound 16 Drugs 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000010800 human waste Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910052567 struvite Inorganic materials 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 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
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Treatment Of Sludge (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5526480A JPS56150500A (en) | 1980-04-25 | 1980-04-25 | Disposal of sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5526480A JPS56150500A (en) | 1980-04-25 | 1980-04-25 | Disposal of sludge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56150500A JPS56150500A (en) | 1981-11-20 |
| JPH0131960B2 true JPH0131960B2 (es) | 1989-06-28 |
Family
ID=12993734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5526480A Granted JPS56150500A (en) | 1980-04-25 | 1980-04-25 | Disposal of sludge |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56150500A (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1000904B1 (en) * | 1998-11-11 | 2005-05-04 | Mitsubishi Materials Corporation | Method for recovering phosphate from sludge and system therefor |
| KR100346028B1 (ko) * | 1999-11-18 | 2002-07-24 | 대림산업 주식회사 | 반송반응조를 이용한 하수고도처리 시스템 및 그 방법 |
| KR100433791B1 (ko) * | 2002-03-22 | 2004-06-04 | 삼성에버랜드 주식회사 | 생물학적 탈인공법 |
| KR100673832B1 (ko) | 2006-01-27 | 2007-01-25 | (주)전테크 | 폐수내의 암모니아, 인과 고형물의 제거 장치 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52124768A (en) * | 1976-04-12 | 1977-10-20 | Air Prod & Chem | Method of inhibiting breeding of fiborous biomass |
| JPS5468053A (en) * | 1977-11-11 | 1979-05-31 | Ebara Infilco Co Ltd | Digestion disposal method of thick organic suspension |
| JPS5539243A (en) * | 1978-09-12 | 1980-03-19 | Ebara Infilco Co Ltd | Biologically treating method for waste water |
| JPS5539258A (en) * | 1978-09-13 | 1980-03-19 | Ebara Infilco Co Ltd | Biologically treating method for waste water |
-
1980
- 1980-04-25 JP JP5526480A patent/JPS56150500A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52124768A (en) * | 1976-04-12 | 1977-10-20 | Air Prod & Chem | Method of inhibiting breeding of fiborous biomass |
| JPS5468053A (en) * | 1977-11-11 | 1979-05-31 | Ebara Infilco Co Ltd | Digestion disposal method of thick organic suspension |
| JPS5539243A (en) * | 1978-09-12 | 1980-03-19 | Ebara Infilco Co Ltd | Biologically treating method for waste water |
| JPS5539258A (en) * | 1978-09-13 | 1980-03-19 | Ebara Infilco Co Ltd | Biologically treating method for waste water |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56150500A (en) | 1981-11-20 |
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