Ship with boil-off gas liquefaction system
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United States of America Patent
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May 19, 2020
Grant Date -
Jun 21, 2018
app pub date -
May 16, 2016
filing date -
Jun 2, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A ship including a liquefied gas storage tank includes: first and second compressors which compresse a boil-off gas discharged from a storage tank; a boost compressor which compresses one part of the boil-off gas that is compressed by at least any one of the first compressor and/or the second compressor; a first heat exchanger which heat exchanges the boil-off gas compressed by the boost compressor and the boil-off gas discharged from the storage tank; a refrigerant decompressing device which expands the other part of the boil-off gas that is compressed by at least any one of the first compressor and/or the second compressor; a second heat exchanger which cools, by a fluid expanded by the refrigerant decompressing device as a refrigerant; and an additional compressor which is compresses the refrigerant that passes through the refrigerant decompressing device and second heat exchanger.
First Claim
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International Classification(s)
- F25J:LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GAS....
- B61J:SHIFTING OR SHUNTING OF RAIL VEHICLES
- F02M:SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBU....
- B63J:AUXILIARIES ON VESSELS
- B63H:MARINE PROPULSION OR STEERING
- F17C:VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQU....
- B63B:SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR S....
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