JPH0561963B2 - - Google Patents
Info
- Publication number
- JPH0561963B2 JPH0561963B2 JP8727890A JP8727890A JPH0561963B2 JP H0561963 B2 JPH0561963 B2 JP H0561963B2 JP 8727890 A JP8727890 A JP 8727890A JP 8727890 A JP8727890 A JP 8727890A JP H0561963 B2 JPH0561963 B2 JP H0561963B2
- Authority
- JP
- Japan
- Prior art keywords
- raw water
- flocculant
- flowing current
- given
- injected
- 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 - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 504
- 238000002347 injection Methods 0.000 claims description 255
- 239000007924 injection Substances 0.000 claims description 255
- 239000000701 coagulant Substances 0.000 claims description 64
- 238000000034 method Methods 0.000 claims description 56
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims description 16
- 239000002244 precipitate Substances 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 description 308
- 238000004062 sedimentation Methods 0.000 description 47
- 230000003247 decreasing effect Effects 0.000 description 45
- 230000015271 coagulation Effects 0.000 description 20
- 238000005345 coagulation Methods 0.000 description 20
- 238000010586 diagram Methods 0.000 description 20
- 238000012545 processing Methods 0.000 description 15
- 230000000694 effects Effects 0.000 description 14
- 238000012360 testing method Methods 0.000 description 12
- 238000005259 measurement Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 238000005070 sampling Methods 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 239000008394 flocculating agent Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 239000010800 human waste Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8727890A JPH03284303A (ja) | 1990-03-30 | 1990-03-30 | 凝集剤注入制御方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8727890A JPH03284303A (ja) | 1990-03-30 | 1990-03-30 | 凝集剤注入制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03284303A JPH03284303A (ja) | 1991-12-16 |
| JPH0561963B2 true JPH0561963B2 (enrdf_load_stackoverflow) | 1993-09-07 |
Family
ID=13910316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8727890A Granted JPH03284303A (ja) | 1990-03-30 | 1990-03-30 | 凝集剤注入制御方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03284303A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022138181A1 (ja) * | 2020-12-23 | 2022-06-30 | ソニーグループ株式会社 | 地上システムおよびその画像処理方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5420467B2 (ja) * | 2009-10-30 | 2014-02-19 | 満佳 山▲崎▼ | 凝集剤注入量決定装置および凝集剤注入量制御システム |
| JP5951423B2 (ja) * | 2012-09-13 | 2016-07-13 | 株式会社東芝 | 凝集剤注入制御方法及び凝集剤注入制御システム |
-
1990
- 1990-03-30 JP JP8727890A patent/JPH03284303A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022138181A1 (ja) * | 2020-12-23 | 2022-06-30 | ソニーグループ株式会社 | 地上システムおよびその画像処理方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03284303A (ja) | 1991-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |