Title:
増圧給水装置及び増圧給水装置の制御方法
Document Type and Number:
Japanese Patent JP7224887
Kind Code:
B2
Abstract:
To provide a boost water supply device and a control method of the boost water supply device capable of being stably controlled.SOLUTION: A boost water supply device includes a pump, a back flow prevention device disposed at a primary side of the pump and connected with a water pipe, a pump suction pressure detection unit disposed between the back flow prevention device and the pump and detecting a pump suction pressure at a suction side of the pump, a discharge pressure detection unit disposed at a secondary side of the pump and detecting a discharge pressure at a discharge side of the pump, and a control unit controlling an operation of the pump on the basis of the discharge pressure at the secondary side of the pump and the target pressure, and stopping the pump in a case of a high water distribution pressure state on the basis of the pump suction pressure at the primary side of the pump at a secondary side of the back flow prevention device during the operation of the pump.SELECTED DRAWING: Figure 1
Inventors:
Satani Tetsunori
Shuhei Yamazaki
Tomohiro Ito
Shota Watanabe
Shuhei Yamazaki
Tomohiro Ito
Shota Watanabe
Application Number:
JP2018231795A
Publication Date:
February 20, 2023
Filing Date:
December 11, 2018
Export Citation:
Assignee:
Kawamoto Manufacturing Co., Ltd.
International Classes:
F04D15/00; F04B49/02
Domestic Patent References:
| JP5240186A | ||||
| JP2014031796A | ||||
| JP2006207421A | ||||
| JP2017122417A | ||||
| JP2001050168A | ||||
| JP8326109A |
Attorney, Agent or Firm:
Patent Attorney Corporation Suzue Patent General Office
Masatoshi Kurata
Nobuhisa Nogawa
Naoki Kono
Tadashi Inoue
Shigeru Iino
Sanae Kaneko
Masatoshi Kurata
Nobuhisa Nogawa
Naoki Kono
Tadashi Inoue
Shigeru Iino
Sanae Kaneko
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