Title:
STATE ESTIMATION SYSTEM AND STATE ESTIMATION METHOD FOR WATERCRAFT LIQUIFIED GAS TANK
Document Type and Number:
WIPO Patent Application WO/2022/145287
Kind Code:
A1
Abstract:
A system (1) that estimates a state of a liquified gas tank (7) installed in a ship (3) is provided with: a measurement unit (31) provided with a measuring instrument (39) that measures a state regarding strength of the liquified gas tank (7); a calculation unit (33) that calculates the state regarding the strength of the liquified gas tank (7) by a pre-analysis model; a data assimilation unit (35) that updates the pre-analysis model through data assimilation using measurement results acquired by the measurement unit (31); and an evaluation unit (37) that evaluates a state of the liquified gas tank (7) on the basis of calculation results output from the calculation unit (33).
Inventors:
UEDA YUICHIRO (JP)
IMAI TATSUYA (JP)
SHIRATSUCHI TORU (JP)
IMAI TATSUYA (JP)
SHIRATSUCHI TORU (JP)
Application Number:
PCT/JP2021/047286
Publication Date:
July 07, 2022
Filing Date:
December 21, 2021
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
B63B25/16; B63B79/10; B63B79/20; B63B79/30; F17C13/08; G01N3/00
Foreign References:
| JP2012076680A | 2012-04-19 | |||
| JP2016022931A | 2016-02-08 | |||
| JP2005521589A | 2005-07-21 | |||
| JP2015004382A | 2015-01-08 |
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (JP)
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