Title:
MONITORING DEVICE, MONITORING PROGRAM, AND MONITORING METHOD FOR ROTARY MACHINE, AND ROTARY MACHINE EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2022/102556
Kind Code:
A1
Abstract:
This monitoring device for a rotary machine is for monitoring a clearance in the rotary machine including a casing that receives a rotating part and a stationary part therein, and comprises: at least one position sensor which is provided outside the casing and which is for detecting a relative position of the casing with respect to the rotating part in the radial direction; and a prediction unit configured to obtain a predicted value of an internal clearance between the rotating part and the stationary part in the casing on the basis of a measurement value detected by the at least one position sensor.
Inventors:
KONDO MAKOTO (JP)
YAMAGUCHI TAKEHIKO (JP)
HAMADA KATSUHISA (JP)
NAKANO TAKASHI (JP)
YAMAGUCHI TAKEHIKO (JP)
HAMADA KATSUHISA (JP)
NAKANO TAKASHI (JP)
Application Number:
PCT/JP2021/040927
Publication Date:
May 19, 2022
Filing Date:
November 08, 2021
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
MITSUBISHI POWER LTD (JP)
MITSUBISHI POWER LTD (JP)
International Classes:
F01D25/00; F01D21/04
Foreign References:
| JP2014040795A | 2014-03-06 | |||
| JP2000027606A | 2000-01-25 | |||
| US20080069683A1 | 2008-03-20 | |||
| JP2016169631A | 2016-09-23 |
Attorney, Agent or Firm:
SEISHIN IP PATENT FIRM, P.C. (JP)
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