CA1116719A - In-line .sub.ph and .sub.pion controller - Google Patents
In-line .sub.ph and .sub.pion controllerInfo
- Publication number
- CA1116719A CA1116719A CA000326485A CA326485A CA1116719A CA 1116719 A CA1116719 A CA 1116719A CA 000326485 A CA000326485 A CA 000326485A CA 326485 A CA326485 A CA 326485A CA 1116719 A CA1116719 A CA 1116719A
- Authority
- CA
- Canada
- Prior art keywords
- reagent
- sensors
- set forth
- orifices
- flow stream
- 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
- 241000920340 Pion Species 0.000 title abstract description 7
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 74
- 238000000034 method Methods 0.000 claims abstract description 62
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 230000003068 static effect Effects 0.000 claims abstract description 9
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 7
- 238000012935 Averaging Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 3
- 238000000265 homogenisation Methods 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000005457 optimization Methods 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 description 10
- 239000011521 glass Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000008093 supporting effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000012445 acidic reagent Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 208000012826 adjustment disease Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 235000015250 liver sausages Nutrition 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 101150088250 matK gene Proteins 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000003334 potential effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- -1 silver ions Chemical class 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
- G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Control Of Non-Electrical Variables (AREA)
- Accessories For Mixers (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US900,908 | 1978-04-28 | ||
| US05/900,908 US4181951A (en) | 1978-04-28 | 1978-04-28 | In-line pH and pIon controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1116719A true CA1116719A (en) | 1982-01-19 |
Family
ID=25413284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000326485A Expired CA1116719A (en) | 1978-04-28 | 1979-04-27 | In-line .sub.ph and .sub.pion controller |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4181951A (enExample) |
| EP (1) | EP0018971B1 (enExample) |
| JP (1) | JPS633323B2 (enExample) |
| CA (1) | CA1116719A (enExample) |
| DE (1) | DE2965265D1 (enExample) |
| WO (1) | WO1979000998A1 (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4762796A (en) * | 1981-10-05 | 1988-08-09 | Exxon Research And Engineering Company | pH control of a process stream |
| US4648043A (en) * | 1984-05-07 | 1987-03-03 | Betz Laboratories, Inc. | Computerized system for feeding chemicals into water treatment system |
| US4766550A (en) * | 1985-10-30 | 1988-08-23 | Westinghouse Electric Corp. | Automatic on-line chemistry monitoring system |
| GB8614530D0 (en) * | 1986-06-14 | 1986-07-23 | Clean Water Co Ltd | Liquid treatment process |
| US5073499A (en) * | 1988-04-15 | 1991-12-17 | Westinghouse Electric Corp. | Chemical diagnostic system |
| US5481260A (en) * | 1994-03-28 | 1996-01-02 | Nordson Corporation | Monitor for fluid dispensing system |
| US5696696A (en) * | 1994-10-11 | 1997-12-09 | Betzdearborn, Inc. | Apparatus and method for automatically achieving and maintaining congruent control in an industrial boiler |
| US5923571A (en) * | 1994-10-11 | 1999-07-13 | Betzdearborn, Inc. | Apparatus and method for automatic congruent control of multiple boilers sharing a common feedwater line and chemical feed point |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3072146A (en) * | 1959-09-24 | 1963-01-08 | Gizeski Terrence | Digital regulator valve |
| US3664951A (en) * | 1970-07-22 | 1972-05-23 | Pollution Engineering Internat | Apparatus and process to treat waste water for pollution control and industrial reuse |
| US3718556A (en) * | 1970-07-22 | 1973-02-27 | Magna Corp | Ionic ph control |
| US3791793A (en) * | 1972-01-31 | 1974-02-12 | Leeds & Northrup Co | Adaptive feed forward-feedback control of the concentration of a selected ion of a solution |
| IT995258B (it) * | 1972-10-12 | 1975-11-10 | Benckiser Gmbh Joh A | Dispositivo per la misurazione del potenziale di ossiriduzione di mezzi liquidi |
| US3856668A (en) * | 1973-05-30 | 1974-12-24 | R Shubert | Method for treatment of coal washery waters |
| JPS5920974B2 (ja) * | 1976-12-28 | 1984-05-16 | 電気化学工業株式会社 | 流液のｐｈ自動制御装置 |
-
1978
- 1978-04-28 US US05/900,908 patent/US4181951A/en not_active Expired - Lifetime
-
1979
- 1979-04-16 DE DE7979900433T patent/DE2965265D1/de not_active Expired
- 1979-04-16 JP JP54500716A patent/JPS633323B2/ja not_active Expired
- 1979-04-16 WO PCT/US1979/000236 patent/WO1979000998A1/en not_active Ceased
- 1979-04-27 CA CA000326485A patent/CA1116719A/en not_active Expired
- 1979-12-04 EP EP79900433A patent/EP0018971B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2965265D1 (en) | 1983-06-01 |
| EP0018971B1 (en) | 1983-04-27 |
| WO1979000998A1 (en) | 1979-11-29 |
| EP0018971A4 (en) | 1980-06-23 |
| JPS55500241A (enExample) | 1980-04-24 |
| US4181951A (en) | 1980-01-01 |
| JPS633323B2 (enExample) | 1988-01-22 |
| EP0018971A1 (en) | 1980-11-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |