JPS6327080B2 - - Google Patents
Info
- Publication number
- JPS6327080B2 JPS6327080B2 JP54160496A JP16049679A JPS6327080B2 JP S6327080 B2 JPS6327080 B2 JP S6327080B2 JP 54160496 A JP54160496 A JP 54160496A JP 16049679 A JP16049679 A JP 16049679A JP S6327080 B2 JPS6327080 B2 JP S6327080B2
- Authority
- JP
- Japan
- Prior art keywords
- tank
- sludge
- pipe
- denitrification
- aerobic digestion
- 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 30
- 238000011282 treatment Methods 0.000 claims description 28
- 230000029087 digestion Effects 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 24
- 238000011221 initial treatment Methods 0.000 claims description 16
- 238000010790 dilution Methods 0.000 claims description 14
- 239000012895 dilution Substances 0.000 claims description 14
- 238000005273 aeration Methods 0.000 claims description 12
- 210000002700 urine Anatomy 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 3
- 239000010865 sewage Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000010800 human waste Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 6
- 238000004062 sedimentation Methods 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- 230000002411 adverse Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 241001478887 unidentified soil bacteria Species 0.000 description 1
- 239000002351 wastewater 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 |
|---|---|---|---|
| JP16049679A JPS5684696A (en) | 1979-12-11 | 1979-12-11 | Two-stage type sewage treatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16049679A JPS5684696A (en) | 1979-12-11 | 1979-12-11 | Two-stage type sewage treatment apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5684696A JPS5684696A (en) | 1981-07-10 |
| JPS6327080B2 true JPS6327080B2 (zh) | 1988-06-01 |
Family
ID=15716185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16049679A Granted JPS5684696A (en) | 1979-12-11 | 1979-12-11 | Two-stage type sewage treatment apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5684696A (zh) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50120161A (zh) * | 1974-03-11 | 1975-09-20 | ||
| JPS5442850A (en) * | 1977-09-10 | 1979-04-05 | Kubota Ltd | Method of treating raw sewage |
-
1979
- 1979-12-11 JP JP16049679A patent/JPS5684696A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50120161A (zh) * | 1974-03-11 | 1975-09-20 | ||
| JPS5442850A (en) * | 1977-09-10 | 1979-04-05 | Kubota Ltd | Method of treating raw sewage |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5684696A (en) | 1981-07-10 |
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