Title:
圧力タンクの異常検知方法および給水装置
Document Type and Number:
Japanese Patent JP5396504
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an abnormality detection method of a pressure tank which can accurately detect the abnormality of the pressure tank such as decrease in the charged pressure, and a water supply device with an abnormality detection function for the pressure tank.SOLUTION: An abnormality detection method of a pressure tank monitors the rotational speed of a pump 14 of a water supply device 10, and if the pump 14 restarts before the rotation of the pump 14 completely stops, determines that abnormality occurs in a pressure tank 36.
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Inventors:
Kazuhiro Kaneda
Takahide Komatsu
Kaoru Nakajima
Yuji Teshima
Takahide Komatsu
Kaoru Nakajima
Yuji Teshima
Application Number:
JP2012087690A
Publication Date:
January 22, 2014
Filing Date:
April 06, 2012
Export Citation:
Assignee:
Ebara Corporation
International Classes:
E03B11/16; F04B51/00; F04D15/00
Domestic Patent References:
| JP7071060A | ||||
| JP4194385A |
Attorney, Agent or Firm:
Isamu Watanabe
Ryoji Kosugi
Tetsuya Hirosawa
Ryoji Kosugi
Tetsuya Hirosawa
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