JPH0429919Y2 - - Google Patents
Info
- Publication number
- JPH0429919Y2 JPH0429919Y2 JP1987183095U JP18309587U JPH0429919Y2 JP H0429919 Y2 JPH0429919 Y2 JP H0429919Y2 JP 1987183095 U JP1987183095 U JP 1987183095U JP 18309587 U JP18309587 U JP 18309587U JP H0429919 Y2 JPH0429919 Y2 JP H0429919Y2
- Authority
- JP
- Japan
- Prior art keywords
- supernatant water
- water discharge
- sludge
- stem
- optical sensor
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 239000010802 sludge Substances 0.000 claims description 28
- 239000006228 supernatant Substances 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 14
- 239000010865 sewage Substances 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 239000002351 wastewater Substances 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
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Activated Sludge Processes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183095U JPH0429919Y2 (ko) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987183095U JPH0429919Y2 (ko) | 1987-11-30 | 1987-11-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0188797U JPH0188797U (ko) | 1989-06-12 |
| JPH0429919Y2 true JPH0429919Y2 (ko) | 1992-07-20 |
Family
ID=31474528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987183095U Expired JPH0429919Y2 (ko) | 1987-11-30 | 1987-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0429919Y2 (ko) |
-
1987
- 1987-11-30 JP JP1987183095U patent/JPH0429919Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0188797U (ko) | 1989-06-12 |
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