JPS5966396A - 廃水の生物学的脱窒法 - Google Patents
廃水の生物学的脱窒法Info
- Publication number
- JPS5966396A JPS5966396A JP17539982A JP17539982A JPS5966396A JP S5966396 A JPS5966396 A JP S5966396A JP 17539982 A JP17539982 A JP 17539982A JP 17539982 A JP17539982 A JP 17539982A JP S5966396 A JPS5966396 A JP S5966396A
- Authority
- JP
- Japan
- Prior art keywords
- tank
- denitrification
- liquid
- nitrification
- nox
- 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 description 11
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 239000010802 sludge Substances 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims description 31
- 238000005273 aeration Methods 0.000 claims description 16
- 238000000926 separation method Methods 0.000 claims description 10
- 210000002700 urine Anatomy 0.000 claims description 10
- 229910017464 nitrogen compound Inorganic materials 0.000 claims description 4
- 150000002830 nitrogen compounds Chemical class 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 28
- 241000894006 Bacteria Species 0.000 abstract description 7
- 239000007787 solid Substances 0.000 abstract description 3
- 239000002689 soil Substances 0.000 abstract 4
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 30
- 239000010800 human waste Substances 0.000 description 16
- 238000010790 dilution Methods 0.000 description 15
- 239000012895 dilution Substances 0.000 description 15
- 230000029087 digestion Effects 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 6
- 230000001546 nitrifying effect Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 241000218231 Moraceae Species 0.000 description 1
- 235000008708 Morus alba Nutrition 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 210000001643 allantois Anatomy 0.000 description 1
- 208000006673 asthma Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000006228 supernatant Substances 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 |
|---|---|---|---|
| JP17539982A JPS5966396A (ja) | 1982-10-07 | 1982-10-07 | 廃水の生物学的脱窒法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17539982A JPS5966396A (ja) | 1982-10-07 | 1982-10-07 | 廃水の生物学的脱窒法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5966396A true JPS5966396A (ja) | 1984-04-14 |
| JPH0135718B2 JPH0135718B2 (enrdf_load_stackoverflow) | 1989-07-26 |
Family
ID=15995409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17539982A Granted JPS5966396A (ja) | 1982-10-07 | 1982-10-07 | 廃水の生物学的脱窒法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5966396A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03504938A (ja) * | 1988-06-03 | 1991-10-31 | エコクレ アーベー | 原水からの窒素化合物の除去方法 |
-
1982
- 1982-10-07 JP JP17539982A patent/JPS5966396A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03504938A (ja) * | 1988-06-03 | 1991-10-31 | エコクレ アーベー | 原水からの窒素化合物の除去方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0135718B2 (enrdf_load_stackoverflow) | 1989-07-26 |