JPS6122149B2 - - Google Patents
Info
- Publication number
- JPS6122149B2 JPS6122149B2 JP51153255A JP15325576A JPS6122149B2 JP S6122149 B2 JPS6122149 B2 JP S6122149B2 JP 51153255 A JP51153255 A JP 51153255A JP 15325576 A JP15325576 A JP 15325576A JP S6122149 B2 JPS6122149 B2 JP S6122149B2
- Authority
- JP
- Japan
- Prior art keywords
- water level
- pumps
- pump
- repetition period
- water
- 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 199
- 238000001514 detection method Methods 0.000 claims description 17
- 238000005070 sampling Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 6
- 239000008400 supply water Substances 0.000 claims description 3
- 230000000052 comparative effect Effects 0.000 claims description 2
- 230000015654 memory Effects 0.000 description 12
- 230000004043 responsiveness Effects 0.000 description 8
- 230000007423 decrease Effects 0.000 description 7
- 244000145845 chattering Species 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 5
- 230000007257 malfunction Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000025508 response to water Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
- Control Of Non-Electrical Variables (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15325576A JPS5377302A (en) | 1976-12-20 | 1976-12-20 | Method of controlling number of operating pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15325576A JPS5377302A (en) | 1976-12-20 | 1976-12-20 | Method of controlling number of operating pumps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5377302A JPS5377302A (en) | 1978-07-08 |
| JPS6122149B2 true JPS6122149B2 (de) | 1986-05-30 |
Family
ID=15558449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15325576A Granted JPS5377302A (en) | 1976-12-20 | 1976-12-20 | Method of controlling number of operating pumps |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5377302A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04216112A (ja) * | 1990-02-22 | 1992-08-06 | Samsung Electron Co Ltd | 過電圧及び過熱防止電源回路 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61185692A (ja) * | 1985-02-13 | 1986-08-19 | Kobe Steel Ltd | 圧縮機の容量制御方法 |
| JP6096443B2 (ja) * | 2012-09-11 | 2017-03-15 | 株式会社日立産機システム | 給水装置 |
-
1976
- 1976-12-20 JP JP15325576A patent/JPS5377302A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04216112A (ja) * | 1990-02-22 | 1992-08-06 | Samsung Electron Co Ltd | 過電圧及び過熱防止電源回路 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5377302A (en) | 1978-07-08 |
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