JPH03288503A - 凝集剤注入制御方法 - Google Patents
凝集剤注入制御方法Info
- Publication number
- JPH03288503A JPH03288503A JP8728190A JP8728190A JPH03288503A JP H03288503 A JPH03288503 A JP H03288503A JP 8728190 A JP8728190 A JP 8728190A JP 8728190 A JP8728190 A JP 8728190A JP H03288503 A JPH03288503 A JP H03288503A
- Authority
- JP
- Japan
- Prior art keywords
- flocculant
- raw water
- flowing current
- water
- measured
- 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
- 238000002347 injection Methods 0.000 title claims abstract description 262
- 239000007924 injection Substances 0.000 title claims abstract description 262
- 238000000034 method Methods 0.000 title claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 637
- 239000000701 coagulant Substances 0.000 claims description 47
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims description 16
- 239000002244 precipitate Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 abstract description 10
- 238000003756 stirring Methods 0.000 description 139
- 239000006260 foam Substances 0.000 description 103
- 238000013019 agitation Methods 0.000 description 70
- 238000004062 sedimentation Methods 0.000 description 61
- 230000003247 decreasing effect Effects 0.000 description 58
- 230000004044 response Effects 0.000 description 36
- 230000007423 decrease Effects 0.000 description 27
- 230000000694 effects Effects 0.000 description 20
- 238000010586 diagram Methods 0.000 description 18
- 230000015271 coagulation Effects 0.000 description 15
- 238000005345 coagulation Methods 0.000 description 15
- 238000005259 measurement Methods 0.000 description 13
- 238000012360 testing method Methods 0.000 description 12
- 238000012545 processing Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000003305 oil spill Substances 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 241001070941 Castanea Species 0.000 description 1
- 235000014036 Castanea Nutrition 0.000 description 1
- 241000251730 Chondrichthyes Species 0.000 description 1
- 101100280646 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) fal-1 gene Proteins 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000004215 skin function Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8728190A JPH03288503A (ja) | 1990-03-31 | 1990-03-31 | 凝集剤注入制御方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8728190A JPH03288503A (ja) | 1990-03-31 | 1990-03-31 | 凝集剤注入制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03288503A true JPH03288503A (ja) | 1991-12-18 |
| JPH0581282B2 JPH0581282B2 (enrdf_load_stackoverflow) | 1993-11-12 |
Family
ID=13910405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8728190A Granted JPH03288503A (ja) | 1990-03-31 | 1990-03-31 | 凝集剤注入制御方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03288503A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019089022A (ja) * | 2017-11-14 | 2019-06-13 | 株式会社東芝 | 凝集剤注入制御装置、凝集剤注入制御方法及び凝集剤注入制御システム |
-
1990
- 1990-03-31 JP JP8728190A patent/JPH03288503A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019089022A (ja) * | 2017-11-14 | 2019-06-13 | 株式会社東芝 | 凝集剤注入制御装置、凝集剤注入制御方法及び凝集剤注入制御システム |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0581282B2 (enrdf_load_stackoverflow) | 1993-11-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |