JPH0431760B2 - - Google Patents
Info
- Publication number
- JPH0431760B2 JPH0431760B2 JP63123920A JP12392088A JPH0431760B2 JP H0431760 B2 JPH0431760 B2 JP H0431760B2 JP 63123920 A JP63123920 A JP 63123920A JP 12392088 A JP12392088 A JP 12392088A JP H0431760 B2 JPH0431760 B2 JP H0431760B2
- Authority
- JP
- Japan
- Prior art keywords
- separated
- membrane
- slurry
- wastewater
- biological nitrification
- 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
- 238000000034 method Methods 0.000 claims description 28
- 238000000926 separation method Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 21
- 239000002002 slurry Substances 0.000 claims description 18
- 239000002351 wastewater Substances 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 239000011777 magnesium Substances 0.000 claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 238000005189 flocculation Methods 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 230000016615 flocculation Effects 0.000 claims description 5
- 230000000813 microbial effect Effects 0.000 claims description 2
- 239000012528 membrane Substances 0.000 description 32
- 239000010802 sludge Substances 0.000 description 22
- 239000010800 human waste Substances 0.000 description 12
- 238000000108 ultra-filtration Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910019440 Mg(OH) Inorganic materials 0.000 description 2
- 229920006317 cationic polymer Polymers 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009295 crossflow filtration Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000002700 urine Anatomy 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Activated Sludge Processes (AREA)
- Removal Of Specific Substances (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63123920A JPH01293196A (ja) | 1988-05-23 | 1988-05-23 | 有機性汚水の処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63123920A JPH01293196A (ja) | 1988-05-23 | 1988-05-23 | 有機性汚水の処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01293196A JPH01293196A (ja) | 1989-11-27 |
| JPH0431760B2 true JPH0431760B2 (de) | 1992-05-27 |
Family
ID=14872612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63123920A Granted JPH01293196A (ja) | 1988-05-23 | 1988-05-23 | 有機性汚水の処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01293196A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07124571A (ja) * | 1993-11-04 | 1995-05-16 | Ngk Insulators Ltd | 有機性排水の処理方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56129084A (en) * | 1980-03-13 | 1981-10-08 | Ebara Infilco Co Ltd | Disposal of organic waste water containing phosphoric acid |
| JPS5948157A (ja) * | 1982-08-09 | 1984-03-19 | ユニロイヤル・インコ−ポレ−テツド | 共押出し製品 |
| JPS5949896A (ja) * | 1982-09-16 | 1984-03-22 | Ebara Infilco Co Ltd | 有機性廃水の処理方法 |
-
1988
- 1988-05-23 JP JP63123920A patent/JPH01293196A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56129084A (en) * | 1980-03-13 | 1981-10-08 | Ebara Infilco Co Ltd | Disposal of organic waste water containing phosphoric acid |
| JPS5948157A (ja) * | 1982-08-09 | 1984-03-19 | ユニロイヤル・インコ−ポレ−テツド | 共押出し製品 |
| JPS5949896A (ja) * | 1982-09-16 | 1984-03-22 | Ebara Infilco Co Ltd | 有機性廃水の処理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01293196A (ja) | 1989-11-27 |
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