Title:
蒸気弁の計測方法及び蒸気弁の計測装置
Document Type and Number:
Japanese Patent JP7442021
Kind Code:
B2
Abstract:
A measuring method for a steam valve according to at least one embodiment of the present disclosure comprises a step for measuring the acceleration of a valve stem when the valve stem is driven by an actuator to open a sub valve from a fully closed state of a main valve and the sub valve, a step for detecting the timing of full opening of the sub valve on the basis of the measured acceleration of the valve stem, and a step for calculating a movement of the valve stem from a reference position to a position where the sub valve is fully opened.
Inventors:
Shingo Nishida
Kazuo Hirota
Fumiyuki Suzuki
Masaki Hata
Kazuo Hirota
Fumiyuki Suzuki
Masaki Hata
Application Number:
JP2023540673A
Publication Date:
March 01, 2024
Filing Date:
December 13, 2022
Export Citation:
Assignee:
MITSUBISHI HEAVY INDUSTRIES,LTD.
International Classes:
F16K37/00; F01D17/10; F01D19/00
Domestic Patent References:
| JP58025502A | ||||
| JP2016205584A | ||||
| JP2017160890A |
Foreign References:
| WO2020138307A1 |
Attorney, Agent or Firm:
SSIP Patent Attorney Corporation