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Title:
DEVICE AND METHOD OF DETECTING FALL OF WATER AND DRAINING SYSTEM
Document Type and Number:
Japanese Patent JP2023092549
Kind Code:
A
Abstract:
To provide a device and a method of detecting fall of water from an operating pump more accurately, and to provide a draining system including such the device of detecting fall of water.SOLUTION: A draining system includes: a pump with an impeller; a drive source for rotatably driving the impeller of the pump; a thermometer for measuring a temperature of an exhaust gas discharged from the drive source; and a detector for fall of water that detects fall of water on the basis of a rate of increase in temperature of the exhaust gas per unit time.SELECTED DRAWING: Figure 1

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Inventors:
ONODERA YOSHIHIKO
YAMAGUCHI HIROSHI
Application Number:
JP2021207649A
Publication Date:
July 04, 2023
Filing Date:
December 22, 2021
Export Citation:
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Assignee:
EBARA CORP
International Classes:
F04D15/00
Attorney, Agent or Firm:
Seiji Ohno
Hideki Kobayashi
Hiroyuki Ohno
Dai Ibuka
Koji Morita
Rika Fukami
Tomohiro Matsuno
Seiichi Sakatani
Hiroshi Nomoto