JPS61146396A - 廃水の生物学的処理方法 - Google Patents
廃水の生物学的処理方法Info
- Publication number
- JPS61146396A JPS61146396A JP26939184A JP26939184A JPS61146396A JP S61146396 A JPS61146396 A JP S61146396A JP 26939184 A JP26939184 A JP 26939184A JP 26939184 A JP26939184 A JP 26939184A JP S61146396 A JPS61146396 A JP S61146396A
- Authority
- JP
- Japan
- Prior art keywords
- tank
- nitrogen
- nitrification tank
- wastewater
- liquid
- 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.)
- Granted
Links
- 239000002351 wastewater Substances 0.000 title claims abstract description 46
- 239000010802 sludge Substances 0.000 claims abstract description 46
- 239000007789 gas Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims description 49
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 48
- 239000001301 oxygen Substances 0.000 claims description 48
- 229910052760 oxygen Inorganic materials 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 35
- 238000005273 aeration Methods 0.000 claims description 23
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 claims description 8
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 claims description 8
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims description 8
- 125000001477 organic nitrogen group Chemical group 0.000 claims description 7
- 230000001546 nitrifying effect Effects 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 47
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 23
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 22
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 11
- 239000001569 carbon dioxide Substances 0.000 abstract description 10
- 239000003513 alkali Substances 0.000 abstract description 7
- 238000004090 dissolution Methods 0.000 abstract description 3
- 238000006396 nitration reaction Methods 0.000 abstract 7
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 abstract 2
- 238000006213 oxygenation reaction Methods 0.000 abstract 2
- 230000033228 biological regulation Effects 0.000 abstract 1
- 230000029219 regulation of pH Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 12
- 238000003756 stirring Methods 0.000 description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000010865 sewage Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010979 pH adjustment Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000852 hydrogen donor Substances 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 241001148470 aerobic bacillus Species 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000010797 grey water Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26939184A JPS61146396A (ja) | 1984-12-18 | 1984-12-18 | 廃水の生物学的処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26939184A JPS61146396A (ja) | 1984-12-18 | 1984-12-18 | 廃水の生物学的処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61146396A true JPS61146396A (ja) | 1986-07-04 |
| JPH0450077B2 JPH0450077B2 (enrdf_load_stackoverflow) | 1992-08-13 |
Family
ID=17471750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26939184A Granted JPS61146396A (ja) | 1984-12-18 | 1984-12-18 | 廃水の生物学的処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61146396A (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4919584A (enrdf_load_stackoverflow) * | 1972-06-15 | 1974-02-21 | ||
| JPS59154197A (ja) * | 1983-02-21 | 1984-09-03 | Showa Denko Kk | 有機性汚水の生物学的脱窒法 |
-
1984
- 1984-12-18 JP JP26939184A patent/JPS61146396A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4919584A (enrdf_load_stackoverflow) * | 1972-06-15 | 1974-02-21 | ||
| JPS59154197A (ja) * | 1983-02-21 | 1984-09-03 | Showa Denko Kk | 有機性汚水の生物学的脱窒法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0450077B2 (enrdf_load_stackoverflow) | 1992-08-13 |
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