Title:
START-UP METHOD AND STOPPING METHOD FOR PUMP DEVICES CONNECTED IN SERIES
Document Type and Number:
WIPO Patent Application WO/2023/228792
Kind Code:
A1
Abstract:
The present invention relates to a start-up method for submerged pumps used for transferring liquefied gas. In the present method, a submerged pump (1A) disposed in an intake container (2A) of a pump device (100A) is started up, liquefied gas is transferred to an intake container (2B) of a pump device (100B) via a flow path switching device (5A) in the intake container (2A), the liquefied gas is made to bypass a submerged pump (1B) disposed in the intake container (2B) and to pass through a flow path switching device (5B) in the intake container (2B), and thereafter, the submerged pump (1B) is started up.
Inventors:
HONDA SHUICHIRO (JP)
KASATANI TETSUJI (JP)
IKEDA HAYATO (JP)
WATAJI KEI (JP)
KIKUCHI HYUGA (JP)
IWAMI MITSUTAKA (JP)
KASATANI TETSUJI (JP)
IKEDA HAYATO (JP)
WATAJI KEI (JP)
KIKUCHI HYUGA (JP)
IWAMI MITSUTAKA (JP)
Application Number:
PCT/JP2023/018086
Publication Date:
November 30, 2023
Filing Date:
May 15, 2023
Export Citation:
Assignee:
EBARA CORP (JP)
International Classes:
F04D15/00; F04B49/035; F04D7/02
Domestic Patent References:
| WO2022113450A1 | 2022-06-02 |
Foreign References:
| JPH06307376A | 1994-11-01 |
Attorney, Agent or Firm:
HIROSAWA, Tetsuya et al. (JP)
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