PROBLEM TO BE SOLVED: To prevent the strain, deformation, and roll-over phenomenon of a storage tank by eliminating the temperature difference generated when loading cryogenic liquefied gas.SOLUTION: A storage system 10A comprises: a LNG carrier tank 12 for storing LNG; a supply system 41 for supplying the LNG to the LNG carrier tank 12; an optical fiber cable 24 extending along a height direction of a wall surface of the LNG carrier tank 12; a laser pulse transmitter 28 for transmitting the laser pulse to the optical fiber cable 24; a measuring instrument 30 into which rear side scattered light scattered from the optical fiber cable 24 is inputted so as to obtain a temperature distribution of the LNG stored in the LNG carrier tank 12 from the rear side scattered light; and a management device 23A for managing the storage state of the LNG in the LNG carrier tank 12 on the basis of the temperature distribution of the LNG obtained by the measuring instrument 30.

    【課題】低温液化ガスの積込み時に発生する貯蔵容器の温度差をなくし、貯蔵タンクの歪や変形及びロールオーバー現象を防止する。【解決手段】貯蔵システム10Aは、LNGを貯蔵するLNG船内タンク12と、LNG船内タンク12にLNGを供給する供給系統41と、LNG船内タンク12の壁面に高さ方向に亘って延在する光ファイバケーブル24と、光ファイバケーブル24にレーザパルスを発信するレーザパルス発信器28と、光ファイバケーブル24から散乱した後方散乱光が入力され、該後方散乱光からLNG船内タンク12に貯蔵されたLNGの温度分布を求める計測器30と、計測器30で求めたLNGの温度分布に基づいて、LNG船内タンク12におけるLNGの貯蔵状態を管理する管理装置23Aとを備えている。【選択図】図1


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    Title :

    STORAGE SYSTEM OF CRYOGENIC LIQUEFIED GAS


    Additional title:

    低温液化ガスの貯蔵システム


    Contributors:

    Publication date :

    2015-07-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / B65D Behältnisse zur Lagerung oder zum Transport von Gegenständen oder Materialien [Container], z.B. Säcke, Beutel, Fässer, Flaschen, Dosen, Kästen, Büchsen, Schachteln, Packkörbe, Tonnen, Gläser, Flüssigkeitsbehälter, Trichtersilos, Transportbehälter , CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS




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