JPS52155402A - Pump shut-off operation automatic preventive method - Google Patents
Pump shut-off operation automatic preventive methodInfo
- Publication number
- JPS52155402A JPS52155402A JP7249976A JP7249976A JPS52155402A JP S52155402 A JPS52155402 A JP S52155402A JP 7249976 A JP7249976 A JP 7249976A JP 7249976 A JP7249976 A JP 7249976A JP S52155402 A JPS52155402 A JP S52155402A
- Authority
- JP
- Japan
- Prior art keywords
- operation automatic
- preventive method
- pump shut
- automatic preventive
- water supply
- 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.)
- Pending
Links
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Abstract
PURPOSE: The provision of a relief branch pipe onto one of water supply pipes linked to a check valve on the pump delivery side facilitates to prevent a trouble caused from abnormal water pressure during the shut-off operation by paused water supply.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7249976A JPS52155402A (en) | 1976-06-18 | 1976-06-18 | Pump shut-off operation automatic preventive method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7249976A JPS52155402A (en) | 1976-06-18 | 1976-06-18 | Pump shut-off operation automatic preventive method |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52155402A true JPS52155402A (en) | 1977-12-23 |
Family
ID=13491075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7249976A Pending JPS52155402A (en) | 1976-06-18 | 1976-06-18 | Pump shut-off operation automatic preventive method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52155402A (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4730962U (en) * | 1971-04-30 | 1972-12-07 | ||
JPS4928874A (en) * | 1972-07-12 | 1974-03-14 |
-
1976
- 1976-06-18 JP JP7249976A patent/JPS52155402A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4730962U (en) * | 1971-04-30 | 1972-12-07 | ||
JPS4928874A (en) * | 1972-07-12 | 1974-03-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS52155402A (en) | Pump shut-off operation automatic preventive method | |
JPS52155401A (en) | Pump shut-off operation automatic preventive method | |
JPS5228003A (en) | Feed water pump | |
JPS5356705A (en) | Self-air make up device of pressure tank for automatic water pupply system | |
JPS52124214A (en) | Preventing system of luid leakage in pipe line | |
JPS5363601A (en) | Circulating device | |
JPS52138708A (en) | Electrical well pump apparatus | |
JPS52138701A (en) | Cavitation preventing device of main consenser pump | |
JPS5248105A (en) | Preventive process for abnormal rise of pressure at shut-off starting of a pump | |
JPS5374604A (en) | Automatic chemical fluid injector | |
JPS51150136A (en) | Piping for water heater | |
JPS5372947A (en) | Stopping process of hydraulic machinery | |
JPS5376402A (en) | Automatic water service installation | |
JPS56154196A (en) | Oil feeder | |
JPS572486A (en) | Selection method for parallel and multi circuit | |
JPS5420405A (en) | Method for preventing water hammer in piping system | |
JPS5372201A (en) | Automatic water supply system | |
JPS5248104A (en) | Preventive process for abnormal rise of pressure at shut-off starting of a pump | |
JPS55151185A (en) | Shaft sealing oil feeding apparatus | |
JPS5316144A (en) | Operation control for pump water turbine | |
JPS51126511A (en) | Oil station | |
JPS5335805A (en) | Controlling system for steam turbine | |
JPS5214144A (en) | Starting method of the pump water wheel and the pump | |
JPS5284505A (en) | Well pump | |
JPS5228156A (en) | Water stopping valve system without cutting water pipe |