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    SHIP
    1.
    发明公开
    SHIP 审中-公开
    船

    公开(公告)号：EP3305647A1

    公开(公告)日：2018-04-11

    申请号：EP16803587.1

    申请日：2016-04-05

    Applicant: Daewoo Shipbuilding & Marine Engineering Co., Ltd.

    Inventor： SHIN, Hyun Jun ,  CHOI, Dong Kyu ,  MOON, Young Sik ,  AN, Su Kyung ,  JANG, Hyun Min ,  SON, Jae Wook ,  LEE, Joon Chae

    IPC: B63B25/16 ,  F17C6/00 ,  F17C9/02 ,  F02M21/02 ,  B63H21/38 ,  F25J1/00

    CPC classification number: B63H21/38 ,  B63B25/16 ,  F02M21/02 ,  F02M21/0215 ,  F02M21/0287 ,  F17C6/00 ,  F17C9/02 ,  F17C2221/033 ,  F17C2227/0185 ,  F17C2227/0339 ,  F17C2227/0358 ,  F17C2265/017 ,  F17C2265/03 ,  F17C2265/066 ,  F17C2270/0105 ,  F25J1/0025 ,  F25J1/0037 ,  F25J1/004 ,  F25J1/0045 ,  F25J1/0202 ,  F25J1/023 ,  F25J1/0277 ,  F25J1/0288 ,  F25J1/0294 ,  Y02T10/32

    Abstract: Disclosed is a ship including a storage tank for storing a liquefied gas. The ship includes: a boil-off gas heat exchanger which is installed on a downstream of a storage tank and heat-exchanges a compressed boil-off gas (hereafter referred to as "a first fluid") by a boil-off gas discharged from the storage tank as a refrigerant, to cool the boil-off gas; a compressor which is installed on a downstream of the boil-off gas heat exchanger and compresses a part of the boil-off gas discharged from the storage tank; an extra compressor which is installed on a downstream of the boil-off gas heat exchanger and in parallel with the compressor and compresses the other part of the boil-off gas discharged from the storage tank; a boost compressor which is installed on an upstream of the boil-off gas heat exchanger and compresses the first fluid supplied to the boil-off gas heat exchanger; a refrigerant heat exchanger which additionally cools the first fluid which is cooled by the boil-off gas heat exchanger; a refrigerant decompressing device which expands a second fluid, which is sent to the refrigerant heat exchanger (a fluid sent to the refrigerant heat exchanger hereafter being referred to as "a second fluid") and cooled by the refrigerant heat exchanger, and then sends the second fluid back to the refrigerant heat exchanger; and a first decompressing device which expand the first fluid that is cooled by the boil-off gas heat exchanger and refrigerant heat exchanger, wherein the refrigerant heat exchanger heat exchanges and cools both the first fluid and second fluid by the boil-off gas, which has passed the refrigerant decompressing device, as a refrigerant, wherein the first fluid is either the boil-off gas which is compressed by the compressor or a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor, and the second fluid is either the boil-off gas which has been compressed by the extra compressor or a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor.
    Disclosed is a ship including a storage tank for storing a liquefied gas. The ship includes: a boil-off gas heat exchanger which is installed on a downstream of a storage tank and heat-exchanges and cools a compressed boil-off gas (hereafter referred to as 'a first fluid') by a boil-off gas discharged from the storage tank as a refrigerant; a compressor which is installed on a downstream of the boil-off gas heat exchanger and compresses a part of the boil-off gas discharged from the storage tank; an extra compressor which is installed on the downstream of the boil-off gas heat exchanger in parallel with the compressor and compresses the other part of the boil-off gas discharged from the storage tank; a refrigerant heat exchanger which additionally cools the first fluid which is cooled by the boil-off gas heat exchanger; a refrigerant decompressing device which expands a second fluid, which is sent to the refrigerant heat exchanger (a fluid sent to the refrigerant heat exchanger hereafter being referred to as 'a second fluid') and cooled by the refrigerant heat exchanger, and then sending same back to the refrigerant heat exchanger; a first decompressing device which is for expanding the first fluid that is cooled by the boil-off gas heat exchanger and refrigerant heat exchanger; and a third decompressing device which expands a part of the first fluid which is cooled by the boil-off gas heat exchanger (hereafter referred to as "a third fluid") and sends the expanded fluid back to the boil-off gas heat exchanger, wherein the boil-off gas heat exchanger uses the boil-off gas being discharged from the storage tank and the third fluid as a refrigerant and the refrigerant heat exchanger heat exchanges and cools both the first fluid and second fluid by the boil-off gas, which passes through the refrigerant decompressing device, as a refrigerant, wherein the first fluid is either the boil-off gas which is compressed by the compressor or a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor, and the second fluid is either the boil-off gas which is compressed by the extra compressor or a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor.

    Abstract translation: 公开了一种包括用于存储液化气的储罐的船。 该船舶包括：蒸发气体热交换器，该蒸发气体热交换器安装在储罐的下游，并且通过从蒸汽排出的蒸发气体来热交换压缩的蒸发气体（在下文中称为“第一流体”） 储罐作为制冷剂，以冷却蒸发气体; 压缩机，其安装在所述蒸发气体热交换器的下游，并压缩从所述储罐排出的蒸发气体的一部分; 额外的压缩机，该额外的压缩机安装在蒸发气体热交换器的下游并与压缩机平行并压缩从储罐排出的蒸发气体的另一部分; 增压压缩机，其安装在蒸发气体热交换器的上游并压缩供应到蒸发气体热交换器的第一流体; 制冷剂热交换器，其额外冷却由蒸发气体热交换器冷却的第一流体; 将送到制冷剂热交换器的第二流体（送到后述的制冷剂热交换器的流体称为“第二流体”）膨胀并在制冷剂热交换器中冷却的制冷剂减压装置， 第二流体返回到制冷剂热交换器; 以及第一减压装置，该第一减压装置使通过所述蒸发气体热交换器和制冷剂热交换器冷却的所述第一流体膨胀，其中，所述制冷剂热交换器通过所述蒸发气体对所述第一流体和所述第二流体两者进行热交换和冷却， 作为制冷剂通过制冷剂减压装置，其中第一流体是由压缩机压缩的蒸发气体或由压缩机压缩的蒸发气体和由压缩机蒸发的蒸发气体的汇合流 额外的压缩机，第二流体是由额外压缩机压缩的蒸发气体或由压缩机压缩的蒸发气体和由额外压缩机压缩的蒸发气体的汇合流。 公开了一种包括用于存储液化气的储罐的船。 该船舶包括：蒸发气体热交换器，该蒸发气体热交换器安装在储罐的下游，并通过蒸发气体将压缩蒸发气体（以下称为“第一流体”）进行热交换和冷却 作为制冷剂从储罐中排出; 压缩机，其安装在所述蒸发气体热交换器的下游，并压缩从所述储罐排出的蒸发气体的一部分; 额外的压缩机，其与压缩机平行地安装在蒸发气体热交换器的下游，并且压缩从储罐排出的蒸发气体的另一部分; 制冷剂热交换器，其额外冷却由蒸发气体热交换器冷却的第一流体; 制冷剂减压装置，该制冷剂减压装置使送到制冷剂热交换器的第二流体膨胀（送到下文称为“第二流体”的制冷剂热交换器的流体）并由制冷剂热交换器冷却， 回到制冷剂热交换器; 第一减压装置，用于使由所述蒸发气体热交换器和制冷剂热交换器冷却的所述第一流体膨胀; 以及第三减压装置，该第三减压装置使被所述蒸发气体热交换器冷却的所述第一流体的一部分（以下称为“第三流体”）膨胀并将所述膨胀后的流体送回所述蒸发气体热交换器， 其中所述蒸发气体热交换器使用从所述储罐排出的蒸发气体和所述第三流体作为制冷剂，并且所述制冷剂热交换器通过所述蒸发气体对所述第一流体和所述第二流体两者进行热交换和冷却， 其中，第一流体是通过压缩机压缩的蒸发气体或通过压缩机压缩的蒸发气体和蒸发气体的压缩流 并且第二流体是由额外压缩机压缩的蒸发气体或由压缩机压缩的蒸发气体和由额外压缩压缩的蒸发气体的汇合流 要么。

    SHIP
    3.
    发明公开
    SHIP 审中-公开
    船

    公开(公告)号：EP3305648A1

    公开(公告)日：2018-04-11

    申请号：EP16803588.9

    申请日：2016-04-05

    Applicant: Daewoo Shipbuilding & Marine Engineering Co., Ltd.

    Inventor： AN, Su Kyung ,  CHOI, Dong Kyu ,  MOON, Young Sik ,  SHIN, Hyun Jun ,  JANG, Hyun Min ,  SON, Jae Wook ,  LEE, Joon Chae

    IPC: B63B25/16 ,  F17C6/00 ,  F17C9/02 ,  F02M21/02 ,  B63H21/38 ,  F25J1/00

    CPC classification number: B63H21/38 ,  B63B25/16 ,  F02M21/0215 ,  F02M21/0287 ,  F17C6/00 ,  F17C9/02 ,  F17C2221/033 ,  F17C2227/0185 ,  F17C2227/0339 ,  F17C2227/0358 ,  F17C2265/03 ,  F17C2265/066 ,  F17C2270/0105 ,  F25J1/0025 ,  F25J1/0037 ,  F25J1/004 ,  F25J1/0045 ,  F25J1/0202 ,  F25J1/023 ,  F25J1/0249 ,  F25J1/0277 ,  F25J1/0288 ,  F25J1/0294 ,  F25J2290/72 ,  Y02T10/32

    Abstract: Disclosed is a ship including a storage tank for storing a liquefied gas. The ship includes: an boil-off gas heat exchanger installed on a downstream of the storage tank such that compressed boil-off gas (hereinafter, referred to as "first fluid") is made to exchange heat and cooled using boil-off gas, which is discharged from the storage tank, as a refrigerant; a compressor installed on a downstream of the boil-off gas heat exchanger so as to compress a part of the boil-off gas discharged from the storage tank; an extra compressor installed on a downstream of the boil-off gas heat exchanger in parallel with the compressor so as to compress the other part of the boil-off gas discharged from the storage tank; a refrigerant heat exchanger for additionally cooling the first fluid that is cooled by the boil-off gas heat exchanger; a refrigerant decompressing device which expands the second fluid, which is sent to the refrigerant heat exchanger (hereinafter, referred to as "second fluid") and cooled by the refrigerant heat exchanger, and then sends the second fluid back to the refrigerant heat exchanger; a first decompressing device which expands a part of the first fluid, which is cooled by the boil-off gas heat exchanger and by the refrigerant heat exchanger; and a third decompressing device which expands the remaining part of the first fluid, which is cooled by the boil-off gas heat exchanger and by the refrigerant heat exchanger, and sends the expanded remaining part of the first fluid back to the refrigerant heat exchanger, wherein the refrigerant heat exchanger heat-exchanges the first fluid to cool the first fluid, using the second fluid, a fluid expanded by the refrigerant decompressing device, and a fluid decompressed by the third decompressing device as a refrigerant; the first fluid is boil-off gas compressed by the compressor or is a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor; and the second fluid is the boil-off gas compressed by the extra compressor or a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor.

    Abstract translation: 公开了一种包括用于存储液化气的储罐的船。 该船舶包括：蒸发气体热交换器，该蒸发气体热交换器安装在储罐的下游，使得压缩蒸发气体（在下文中称为“第一流体”）被交换热量并使用蒸发气体被冷却， 作为制冷剂从储罐中排出; 压缩机，其安装在所述蒸发气体热交换器的下游，以压缩从所述储罐排出的蒸发气体的一部分; 额外的压缩机，安装在蒸发气体热交换器的与压缩机平行的下游，以压缩从储罐排出的另一部分蒸发气体; 制冷剂热交换器，用于额外冷却由蒸发气体热交换器冷却的第一流体; 制冷剂减压装置，该制冷剂减压装置使送到制冷剂热交换器的第二流体（以下称为“第二流体”）膨胀并被制冷剂热交换器冷却，然后将第二流体送回制冷剂热交换器; 第一减压装置，所述第一减压装置使由所述蒸发气体热交换器和所述制冷剂热交换器冷却的所述第一流体的一部分膨胀; 以及第三减压装置，所述第三减压装置使由所述蒸发气体热交换器和所述制冷剂热交换器冷却的所述第一流体的剩余部分膨胀，并且将膨胀的所述第一流体的剩余部分返回到所述制冷剂热交换器， 其中，所述制冷剂热交换器使用所述第二流体，由所述制冷剂减压装置膨胀的流体以及由所述第三减压装置减压的流体作为制冷剂，对所述第一流体进行热交换以冷却所述第一流体; 第一流体是由压缩机压缩的蒸发气体或是由压缩机压缩的蒸发气体和由额外压缩机压缩的蒸发气体的汇合流; 第二流体是由额外压缩机压缩的蒸发气体或由压缩机压缩的蒸发气体和由额外压缩机压缩的蒸发气体的汇合流。

    BOIL-OFF GAS RE-LIQUEFYING SYSTEM
    5.
    发明公开
    BOIL-OFF GAS RE-LIQUEFYING SYSTEM 审中-公开
    锅炉燃气重新液化系统

    公开(公告)号：EP3306175A1

    公开(公告)日：2018-04-11

    申请号：EP16803592.1

    申请日：2016-04-20

    Applicant: Daewoo Shipbuilding & Marine Engineering Co., Ltd.

    Inventor： SHIN, Hyun Jun ,  CHOI, Dong Kyu ,  MOON, Young Sik ,  AN, Su Kyung ,  LEE, Joon Chae

    IPC: F17C5/02 ,  F17C7/04 ,  F25J1/00

    CPC classification number: B63H21/38 ,  B63B25/16 ,  F02M21/0215 ,  F02M21/0287 ,  F17C6/00 ,  F17C9/02 ,  F17C2221/033 ,  F17C2227/0185 ,  F17C2227/0339 ,  F17C2227/0358 ,  F17C2265/03 ,  F17C2265/066 ,  F17C2270/0105 ,  F25J1/0025 ,  F25J1/0037 ,  F25J1/004 ,  F25J1/0045 ,  F25J1/0202 ,  F25J1/023 ,  F25J1/0249 ,  F25J1/0277 ,  F25J1/0288 ,  F25J1/0294 ,  F25J2290/72 ,  Y02T10/32

    Abstract: Disclosed herein is a system for reliquefying a boil off gas generated in a storage tank. The system for reliquefying a boil off gas includes a first compressor compressing a partial amount (hereinafter, referred to as 'fluid a') of boil off gas discharged from the storage tank, a second compressor compressing another partial amount (hereinafter, referred to as 'fluid b') of boil off gas discharged from the storage tank, a second expanding unit expanding a partial amount (hereinafter, referred to as 'fluid c') of a flow formed as the fluid a and the fluid b join, a heat-exchanger cooling another partial amount (hereinafter, referred to as 'fluid d') of the flow formed as the fluid a and the fluid b join, and a first expanding unit expanding the fluid d cooled by the heat-exchanger, wherein the heat-exchanger heat-exchanges the fluid d with the fluid c as a coolant expanded by the second expanding unit to cool the fluid d.

    Abstract translation: 本文公开了一种用于使存储罐中产生的蒸发气体再液化的系统。 用于使蒸发气体再液化的系统包括第一压缩机和第二压缩机，所述第一压缩机压缩从储罐排放的蒸发气体的一部分量（在下文中称为“流体a”），第二压缩机压缩另一部分量（在下文中称为 流体b'），第二膨胀单元膨胀形成为流体a和流体b的流动的一部分量（在下文中，称为“流体c”），热量 交换器冷却形成为流体a和流体b的流体的另一部分量（在下文中称为'流体d'），以及使由热交换器冷却的流体d膨胀的第一膨胀单元，其中热量 交换器将流体d与作为由第二膨胀单元膨胀的冷却剂的流体c进行热交换以冷却流体d。

    SHIP
    6.
    发明公开
    SHIP 审中-公开
    船

    公开(公告)号：EP3305649A1

    公开(公告)日：2018-04-11

    申请号：EP16803634.1

    申请日：2016-05-16

    Applicant: Daewoo Shipbuilding & Marine Engineering Co., Ltd.

    Inventor： SHIN, Hyun Jun ,  CHOI, Dong Kyu ,  MOON, Young Sik

    IPC: B63B25/16 ,  B63H21/38 ,  F17C9/02 ,  F17C6/00

    CPC classification number: B63H21/38 ,  B63B25/16 ,  F02M21/0215 ,  F02M21/0287 ,  F17C6/00 ,  F17C9/02 ,  F17C2221/033 ,  F17C2227/0185 ,  F17C2227/0339 ,  F17C2227/0358 ,  F17C2265/03 ,  F17C2265/066 ,  F17C2270/0105 ,  F25J1/0025 ,  F25J1/0037 ,  F25J1/004 ,  F25J1/0045 ,  F25J1/0202 ,  F25J1/023 ,  F25J1/0249 ,  F25J1/0277 ,  F25J1/0288 ,  F25J1/0294 ,  F25J2290/72 ,  Y02T10/32

    Abstract: Disclosed is a ship including a liquefied gas storage tank. A ship includes: a first compressor which compresses one or more parts of a boil-off gas discharged from a storage tank; a second compressor which compresses the other part of the boil-off gas discharged from the 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, the boil-off gas that is compressed by the boost compressor and heat exchanged by the first heat exchanger; an additional compressor which is compresses the refrigerant that passes through the refrigerant decompressing device and second heat exchanger; and a first decompressing device which expands the fluid that is compressed by the boost compressor and then cooled by the first heat exchanger and the second heat exchanger, wherein the additional compressor is driven by power generated from the expanding of the fluid by the refrigerant decompressing device.

    Abstract translation: 公开了一种包括液化气储罐的船。 一种船包括：第一压缩机，其压缩从储罐排放的蒸发气体的一个或多个部分; 第二压缩机，其压缩从储罐排出的蒸发气体的另一部分; 压缩由第一压缩机和/或第二压缩机中的至少一个压缩的蒸发气体的一部分的增压压缩机; 第一热交换器，其对由所述增压压缩机压缩的蒸发气体和从所述储存罐排出的蒸发气体进行热交换; 制冷剂减压装置，其膨胀由所述第一压缩机和/或所述第二压缩机中的至少任一个压缩的蒸发气体的另一部分; 第二热交换器，其通过由所述制冷剂减压装置膨胀的流体作为制冷剂来冷却由所述增压压缩机压缩并由所述第一热交换器进行热交换的蒸发气体; 附加压缩机，压缩通过制冷剂减压装置和第二热交换器的制冷剂; 以及第一减压装置，该第一减压装置使被所述增压压缩机压缩后被所述第一热交换器和所述第二热交换器冷却的流体膨胀，其中，所述附加压缩机由所述制冷剂减压装置 。

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