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Title:
LNG SHIP AND MEMBRANE TYPE ENCLOSURE SYSTEM THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/089129
Kind Code:
A1
Abstract:
An LNG ship and a membrane type enclosure system thereof, comprising a first seal shielding layer (1), a second seal shielding layer (4) provided outside the first seal shielding layer (1) and connected to the first seal shielding layer (1) by means of several pieces of supporting wood (2), and an insulation structure (12) provided outside the second seal shielding layer (4) and respectively fixed to the second seal shielding layer (4) and a ship body structure (8); a gap between the first seal shielding layer (1) and the second seal shielding layer (4) forms a primary shielding space (13), a pore inside the insulation structure (12) and a slot between the insulation structure (12) and the second seal shielding layer (4) form a secondary shielding space, and both the primary shielding space (13) and the secondary shielding space are filled with a protective gas and are installed with a sensor to detect whether there is natural gas leakage. According to the system, a double-channel sealed ultralow-temperature LNG storage carrier is built, and the problems of LNG storage and leakage prevention are solved.

Inventors:
XU ANNAN (CN)
JIN YANZI (CN)
SONG WEI (CN)
WU TAO (CN)
SONG ZHONGBING (CN)
LIU HENG (CN)
LIU TAO (CN)
Application Number:
PCT/CN2021/121200
Publication Date:
May 05, 2022
Filing Date:
September 28, 2021
Export Citation:
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Assignee:
HUDONG ZHONGHUA SHIPBUILDING GROUP CO LTD (CN)
International Classes:
F17C13/02; B63B25/16
Domestic Patent References:
WO2020201344A12020-10-08
Foreign References:
CN112498582A2021-03-16
CN103443526A2013-12-11
CN102460103A2012-05-16
CN104870882A2015-08-26
CN111279116A2020-06-12
CN1670421A2005-09-21
Attorney, Agent or Firm:
SHANGHAI ZHI LI PATENT & TRADEMARK AGENCY(GENERAL PARTNERSHIP) (CN)
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