According to an embodiment of the present invention, a treatment system of liquefied gas comprises: a fuel flow line connected to a storage tank of liquefied gas; a vaporizer of liquefied gas arranged on top of the fuel flow line, heating liquefied gas discharged from the storage tank of liquefied gas, and supplying the liquefied gas to a demander; a preheater of boil-off gas arranged on top of the fuel flow line, allowing boil-off gas generated from the storage tank of liquefied gas to exchange heat; and a heat medium circulating line connected to the vaporizer of liquefied gas, the preheater of boil-off gas, and the demander and the vaporizer of liquefied gas to cool air introduced to the demander using a heat medium. The treatment system of liquefied gas in accordance to the present invention improves a gas turbine efficiency by allowing scavenging supplied to the gas turbine to exchange heat using the liquefied gas and the evaporative gas such that a volume to be compressed decreases and the amount of oxygen increases to cool the scavenging without using a separate cooling device.

    본 발명의 일 실시예에 따른 액화가스 처리 시스템은, 액화가스 저장탱크에 연결된 연료 유동 라인; 상기 연료 유동 라인 상에 마련되며 상기 액화가스 저장탱크로부터 배출된 액화가스를 가열하여 수요처로 공급하는 액화가스 기화기; 상기 연료 유동 라인 상에 마련되며, 상기 액화가스 저장탱크로부터 발생되는 증발가스를 열교환시키는 증발가스 예열기; 및 상기 액화가스 기화기, 상기 증발가스 예열기, 상기 수요처 및 상기 액화가스 기화기에 연결되어 열매를 이용해 상기 수요처에 유입되는 공기를 냉각시키는 열매 순환 라인을 포함하는 것을 특징으로 한다. 본 발명에 따른 액화가스 처리 시스템은, 압축해야할 부피가 감소하고 산소의 양이 증가하도록 가스 터빈이 공급받는 소기를 액화가스와 증발가스를 이용하여 열교환함으로써, 별도의 냉각장치를 이용하지 않고 소기를 냉각시켜 가스 터빈의 효율이 향상될 수 있다.


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    Title :

    A TREATMENT SYSTEM OF LIQUEFIED GAS


    Additional title:

    액화가스 처리 시스템


    Contributors:
    KIM JOO IL (author) / CHANG KWANG PIL (author) / KIM KI HONG (author) / KWAK JEONG MIN (author) / LEE JIN KWANG (author) / LIM WON SUB (author)

    Publication date :

    2015-10-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B63J Hilfsanlagen auf Schiffen , AUXILIARIES ON VESSELS / 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 / F01B Kraft- und Arbeitsmaschinen oder Kraftmaschinen allgemein oder mit Verdrängerwirkung, z.B. Dampfkraftmaschinen , MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES / F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung / F02G HOT-GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS , mit Heißgas oder Verbrennungsgasen betriebene Kraftmaschinenanlagen, wobei die Kraftmaschinen mit Verdrängerwirkung arbeiten / F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF / F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES / F25J LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT , Verflüssigen, Verfestigen oder Trennen von Gasen oder Gasgemischen durch Druck- und Kältebehandlung



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