KR102740000B1 - 가스 처리 시스템 및 이를 포함하는 선박 - Google Patents
가스 처리 시스템 및 이를 포함하는 선박 Download PDFInfo
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- F17C2227/0171—Arrangement
- F17C2227/0185—Arrangement comprising several pumps or compressors
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- F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
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- F17C2227/0339—Heat exchange with the fluid by cooling using the same fluid
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Abstract
Description
도 2는 본 발명의 제2 실시예에 따른 가스 처리 시스템의 개념도이다.
도 3은 본 발명의 제3 실시예에 따른 가스 처리 시스템의 개념도이다.
100: 재기화부 110: 이송펌프
120: 석션드럼 130: 고압펌프
140: 기화기 150: 히터
160: 하역단 170: 열매 공급부
171: 열매 펌프 172: 열매 히터
200: 증발가스 처리부 210: 압축기
220: 쿨러 230: 기액분리기
240: MSO 압축기 300: 제어부
D: 엔진 PE: 압력계
FM: 유량계 L10: 재기화라인
L20: 증발가스 배출라인 L21: 증발가스 공급라인
L22: 증발가스 회수라인 L30: 열매 공급라인
Claims (10)
- 액화가스 저장탱크에 저장된 액화가스를 재기화하는 재기화부;
상기 액화가스 저장탱크에서 발생한 증발가스를 처리하는 증발가스 처리부;및
상기 재기화부 또는 상기 증발가스 처리부를 제어하는 제어부;를 포함하며,
상기 재기화부는,
액화가스를 수요처의 요구압력으로 가압하는 고압펌프; 및
상기 고압펌프의 하류에 마련되며 액화가스를 기화시키는 기화기;를 포함하고,
상기 증발가스 처리부는,
증발가스를 압축하여 상기 고압펌프의 상류로 전달하는 압축기;
상기 압축기에 의해 압축된 증발가스를 추가로 압축하여 상기 고압펌프의 하류로 전달하는 MSO 압축기; 및
상기 재기화부는,
상기 MSO 압축기에서 압축된 증발가스를 상기 기화기에서 액화가스와 열교환시켜 냉각하고,
상기 압축기 및 상기 MSO 압축기는 토출 압력이 상기 고압펌프의 유입압력보다 높은 복수의 고압 압축단으로만 마련되며,
상기 제어부는,
재액화 모드가 선택된 경우,
상기 증발가스 처리부가 상기 MSO 압축기에서 상기 기화기로의 증발가스 흐름을 허용하고 상기 MSO 압축기에서 상기 고압펌프의 하류로의 흐름을 차단하도록 제어하여, 상기 MSO 압축기에서 압축된 증발가스가 상기 기화기에서 냉각되도록 하는, 가스 처리 시스템. - 제 1 항에 있어서, 상기 재기화부는,
액화가스를 임시로 저장하는 석션드럼을 더 포함하며,
상기 압축기는,
증발가스를 압축하여 상기 석션드럼으로 전달하는, 가스 처리 시스템. - 제 2 항에 있어서, 상기 재기화부는,
상기 기화기의 하류에 마련되며 액화가스를 상기 수요처의 요구온도로 가열하는 히터를 더 포함하고,
상기 MSO 압축기에서 추가로 압축된 증발가스는,
상기 히터 및 상기 기화기를 차례로 경유하면서 액화가스와 열교환하여 냉각되는, 가스 처리 시스템. - 제 3 항에 있어서, 상기 기화기 및 상기 히터는,
상기 고압펌프에서 상기 수요처로 전달되는 액화가스를 이용하여, 상기 MSO 압축기에서 압축된 증발가스를 냉각하는, 가스 처리 시스템. - 제 4 항에 있어서, 상기 증발가스 처리부는,
상기 기화기에서 냉각된 증발가스를 기액분리하여 액상을 상기 액화가스 저장탱크로 전달하는 기액분리기를 더 포함하는, 가스 처리 시스템. - 제 5 항에 있어서, 상기 기액분리기는,
상기 기화기에서 냉각된 증발가스를 기액분리하여 기상을 상기 압축기로 전달하는, 가스 처리 시스템. - 제 1 항에 있어서,
상기 제어부는,
재기화 모드가 선택된 경우,
상기 증발가스 처리부가 상기 MSO 압축기에서 상기 기화기로의 증발가스 흐름을 차단하고 상기 MSO 압축기에서 상기 고압펌프의 하류로의 흐름을 허용하도록 제어하여, 상기 MSO 압축기에서 압축된 증발가스가 상기 수요처로 공급되도록 하는, 가스 처리 시스템. - 삭제
- 제 7 항에 있어서, 상기 제어부는,
상기 액화가스 저장탱크의 압력에 따라 상기 MSO 압축기의 가동을 제어하는, 가스 처리 시스템. - 제 1 항 내지 제 7 항, 제 9 항 중 어느 한 항의 상기 가스 처리 시스템을 갖는, 선박.
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