JPH0563203B2 - - Google Patents
Info
- Publication number
- JPH0563203B2 JPH0563203B2 JP8727990A JP8727990A JPH0563203B2 JP H0563203 B2 JPH0563203 B2 JP H0563203B2 JP 8727990 A JP8727990 A JP 8727990A JP 8727990 A JP8727990 A JP 8727990A JP H0563203 B2 JPH0563203 B2 JP H0563203B2
- Authority
- JP
- Japan
- Prior art keywords
- raw water
- flowing current
- flocculant
- measured
- given
- 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 556
- 238000002347 injection Methods 0.000 claims description 252
- 239000007924 injection Substances 0.000 claims description 252
- 239000000701 coagulant Substances 0.000 claims description 68
- 238000000034 method Methods 0.000 claims description 56
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 claims description 15
- 239000002244 precipitate Substances 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 description 301
- 238000004062 sedimentation Methods 0.000 description 50
- 230000003247 decreasing effect Effects 0.000 description 40
- 230000015271 coagulation Effects 0.000 description 23
- 238000005345 coagulation Methods 0.000 description 23
- 230000000052 comparative effect Effects 0.000 description 22
- 238000010586 diagram Methods 0.000 description 20
- 230000007423 decrease Effects 0.000 description 15
- 238000012545 processing Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 12
- 238000012360 testing method Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 9
- 238000013019 agitation Methods 0.000 description 6
- 238000005070 sampling Methods 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 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
- 239000010800 human waste Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000001139 pH measurement Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 239000002699 waste material Substances 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 |
|---|---|---|---|
| JP8727990A JPH03284304A (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 |
|---|---|---|---|
| JP8727990A JPH03284304A (ja) | 1990-03-30 | 1990-03-30 | 凝集剤注入制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03284304A JPH03284304A (ja) | 1991-12-16 |
| JPH0563203B2 true JPH0563203B2 (enrdf_load_stackoverflow) | 1993-09-10 |
Family
ID=13910347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8727990A Granted JPH03284304A (ja) | 1990-03-30 | 1990-03-30 | 凝集剤注入制御方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03284304A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007237014A (ja) * | 2006-03-06 | 2007-09-20 | Hitachi Plant Technologies Ltd | 撹拌装置 |
| JP2017018879A (ja) * | 2015-07-09 | 2017-01-26 | 株式会社東芝 | 凝集剤注入支援装置及び凝集剤注入支援システム |
-
1990
- 1990-03-30 JP JP8727990A patent/JPH03284304A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03284304A (ja) | 1991-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |