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Title:
FLUID MACHINE DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/065266
Kind Code:
A1
Abstract:
This fluid machine device comprises a plurality of fluid machines that discharge a fluid, a wear state sensing unit that senses the wear state of the fluid machines, and a pressure sensing unit that senses pressure from the fluid machines, and the control unit that controls a plurality of the fluid machines; the control unit determines whether any of the fluid machines is worn and, if the pressure is insufficient, applies control to start operation of an unworn fluid machine.

Inventors:
YAMAMOTO AKIHIRO (JP)
KANEMOTO YOSHIYUKI (JP)
Application Number:
PCT/JP2020/032420
Publication Date:
April 08, 2021
Filing Date:
August 27, 2020
Export Citation:
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Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
F04B49/06
Foreign References:
JP2007120497A2007-05-17
JPH06249151A1994-09-06
JPS56132486A1981-10-16
JP2003343449A2003-12-03
JPS59145619A1984-08-21
JPS578383A1982-01-16
JPH1063301A1998-03-06
JP2002098061A2002-04-05
JP2009264301A2009-11-12
JP2004116311A2004-04-15
JP2018031335A2018-03-01
JPS61178584A1986-08-11
JP2008031965A2008-02-14
Attorney, Agent or Firm:
SEIRYO I.P.C. (JP)
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