KR850007959A - Heat dissipation method and device for cargo tank of liquefied gas tanker - Google Patents

Heat dissipation method and device for cargo tank of liquefied gas tanker Download PDF

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Publication number
KR850007959A
KR850007959A KR1019850002990A KR850002990A KR850007959A KR 850007959 A KR850007959 A KR 850007959A KR 1019850002990 A KR1019850002990 A KR 1019850002990A KR 850002990 A KR850002990 A KR 850002990A KR 850007959 A KR850007959 A KR 850007959A
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South Korea
Prior art keywords
space
wood
stack
vacuum
pressure
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KR1019850002990A
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Korean (ko)
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후르스홀 엣케 (외 3)
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가나오 미노루
닛뽕 고오깡 가부시기 가이샤
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Publication of KR850007959A publication Critical patent/KR850007959A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
    • B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
    • B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
    • B63B25/12—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed
    • B63B25/16—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid closed heat-insulated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C3/00—Vessels not under pressure
    • F17C3/02—Vessels not under pressure with provision for thermal insulation
    • F17C3/025—Bulk storage in barges or on ships
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C3/00—Vessels not under pressure
    • F17C3/02—Vessels not under pressure with provision for thermal insulation
    • F17C3/08—Vessels not under pressure with provision for thermal insulation by vacuum spaces, e.g. Dewar flask
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2231/00—Material used for some parts or elements, or for particular purposes
    • B63B2231/32—Vegetable materials or material comprising predominately vegetable material
    • B63B2231/34—Wood or wood products
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/052—Size large (>1000 m3)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0329—Foam
    • F17C2203/0333—Polyurethane
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0304—Thermal insulations by solid means
    • F17C2203/0354—Wood
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/03—Thermal insulations
    • F17C2203/0391—Thermal insulations by vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2203/00—Vessel construction, in particular walls or details thereof
    • F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
    • F17C2203/0602—Wall structures; Special features thereof
    • F17C2203/0612—Wall structures
    • F17C2203/0626—Multiple walls
    • F17C2203/0631—Three or more walls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/03—Mixtures
    • F17C2221/032—Hydrocarbons
    • F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0146—Two-phase
    • F17C2223/0153—Liquefied gas, e.g. LPG, GPL
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
    • F17C2223/033—Small pressure, e.g. for liquefied gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/043—Pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/01—Improving mechanical properties or manufacturing
    • F17C2260/017—Improving mechanical properties or manufacturing by calculation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00—Purposes of gas storage and gas handling
    • F17C2260/03—Dealing with losses
    • F17C2260/031—Dealing with losses due to heat transfer
    • F17C2260/033—Dealing with losses due to heat transfer by enhancing insulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0102—Applications for fluid transport or storage on or in the water
    • F17C2270/0105—Ships
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0102—Applications for fluid transport or storage on or in the water
    • F17C2270/0105—Ships
    • F17C2270/0107—Wall panels

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

내용 없음No content

Description

액화가스 탱커의 화물탱크 방열방법 및 장치Heat dissipation method and device for cargo tank of liquefied gas tanker

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 막탱크형 액화가스탱커의 탱크 방열방법을 설명하기 위한 도해도.1 is a diagram for explaining a tank heat dissipation method of a membrane tank type liquefied gas tanker.

제3도는 본 발명 방법의 설명도.3 is an explanatory diagram of a method of the present invention.

제4도는 제1실시예에 따른 장치의 설명도.4 is an explanatory diagram of an apparatus according to the first embodiment.

도면의 주요부분의 부호의 설명Explanation of Signs of Major Parts of Drawings

(1) : 내각(內殼) (2) : 조이스트 (4) : 방열층 (5) : 막 (6) : 2차장벽 (7) : 내부장벽 스페이스 (8) : 내부기초 스페이스 (9) : 주름 (11) : 고체부분 (12) : 공극부분 (13) : 진공펌프장치 (14) : 흡인배관 (15) : 압력검출장치 (21) : 탱크 (22) : 칭량장치 (23) : 더어모커플(1): Cabinet (2): Joist (4): Heat dissipation layer (5): Membrane (6): Secondary barrier (7): Internal barrier space (8): Internal foundation space (9): Corrugation (11): solid part (12): void part (13): vacuum pump device (14): suction pipe (15): pressure detection device (21): tank (22): weighing device (23) couple

Claims (11)

목재의 적층이 주름의 막과 탱커의 내각 사이에 이루어진 스페이스에 제공되고 다수의 조이스트가 목적의 적층을 지지하게 상기 스페이스에 배열되고, 그것에 의하여 화물탱크를 지지하고 방열을 성취하는 막방식 액화가스탱커의 화물탱크 방열방법에 있어서, 상기 스페이스가 기밀한 스페이스로 되게 구성되고, 목재의 세포내의 압력을 감소하기 위하여 공기가 진공레벨로 되게 기밀한 스페이스로부터 흡인되는 것을 특징으로 하는 탱크 방열방법.A film type liquefied gas tanker in which a stack of wood is provided in the space between the corrugated film and the tanker's cabinet and a number of joists are arranged in the space to support the desired stack, thereby supporting the cargo tank and achieving heat dissipation. A heat dissipation method for a cargo tank according to claim 1, wherein said space is configured to be an airtight space, and in order to reduce pressure in the cells of wood, air is drawn from said airtight space to be at a vacuum level. 제1항에 있어서, 목재의 적층의 섬유방향은 열의 전달방향에 수직인 것.The method of claim 1 wherein the fiber direction of the stack of wood is perpendicular to the heat transfer direction. 제1항에 있어서, 공기는 내각과 목재의 적층 사이의 내부 기초 스페이스에서 흡인되고 또한 막의 주름과 목재의 적층 사이의 내부장벽 스페이스에서 흡인되는 것.2. The air of claim 1 wherein air is drawn in the interior foundation space between the cabinet and the stack of wood and also in the interior barrier space between the pleats of the membrane and the stack of wood. 제1항에 있어서, 내부장벽 스페이스의 압력은 몇 mbar로 감소되는 것.The pressure of the inner barrier space is reduced to a few mbar. 제1항에 있어서, 발사목재가 목재의 적층에 사용되는 것.The method of claim 1 wherein the balsa wood is used for the lamination of wood. 제1항에 있어서, 진공발생용의 대용량 펌프와 진공유지용의 소용량 펌프가 공기흡인을 실행하기 위하여 사용되는 것.2. A large capacity pump for generating vacuum and a small capacity pump for maintaining vacuum is used for performing air suction. 목재의 적층이 주름의 막과 탱커의 내각 사이에 이루어진 스페이스에 제공되고, 다수의 조이스트가 목재의 적층을 지지하게 상기 스페이스에 배열되어, 그것에 의하여 화물탱크를 지지하고 방열을 성취하는막방식 액화가스탱커의 화물탱크 방열장치에 있어서, 상기 스페이스가 기밀한 스페이스로 되게 구성되고 진공수단이 목재의 세포내의 압력을 진공레벨로 만들게 기밀한 스페이스로부터 공기를 흡인하기 위하여 제공되고 내부기초 스페이스가 목재의 적층과 내각 사이에 형성되고, 내부장벽 스페이스막의 주름과 목재의 적층 사이에 형성되고, 흡인배관이 내부기초 스페이스와 내부장벽 스페이스를 진공장치에 연통하게 하고, 압력검출장치가 상기 스페이스의 내부압력과 목재의 세포내의 내부압력을 검출하게 제공되는 것을 특징으로 하는 방열장치.Membrane liquefied gas in which a stack of wood is provided in the space between the corrugated membrane and the tanker's cabinet and a number of joists are arranged in the space to support the stack of wood, thereby supporting the cargo tank and achieving heat dissipation. In the cargo tank heat dissipation device of a tanker, the space is configured to be an airtight space, and a vacuum means is provided to suck air from the airtight space to bring the intracellular pressure of the wood to a vacuum level, and the internal foundation space is a stack of wood. Between the corrugation of the inner barrier space membrane and the lamination of wood, a suction pipe makes the inner foundation space and the inner barrier space communicate with the vacuum device, and a pressure detection device is provided Room for detecting the internal pressure of the cell Device. 제7항에 있어서, 진공장치는 진공발생용의 대용량 펌프와 진공유지용의 소용량 펌프를 포함하는 것.8. The vacuum apparatus according to claim 7, wherein the vacuum apparatus includes a large capacity pump for generating a vacuum and a small capacity pump for maintaining a vacuum. 제7항에 있어서, 거품합성수지부재가 조이스트의 간격에 이루어진 각 스페이스에 제공되고, 갭이 상기 수지부재와 내각의 면 사이에 형성되고 흡인배관은 상기 막의 주름과 갭을 각기 진공장치에 연통하는 도관을 포함하는 것.8. The conduit according to claim 7, wherein a foam synthetic resin member is provided in each space formed at intervals of the joist, a gap is formed between the resin member and the surface of the inner cabinet, and a suction pipe connects the pleats and gaps of the membrane to the vacuum device, respectively. To include. 제7항에 있어서, 압력검출장치는 목재의 세포의 내부압력과, 스페이스내의 목재의 적층의 양측의 내부압력과를 각기 지시하는 복수의 압력계를 가지는 것.8. The pressure detecting apparatus according to claim 7, wherein the pressure detecting device has a plurality of pressure gauges which respectively indicate the internal pressure of the cells of the wood and the internal pressure of both sides of the stack of wood in the space. 제7항에 있어서, 목재의 적층의 섬유방향은 열의 전달방향에 수직인 것.8. The method of claim 7, wherein the fiber direction of the stack of wood is perpendicular to the heat transfer direction. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850002990A 1984-05-04 1985-05-02 Heat dissipation method and device for cargo tank of liquefied gas tanker KR850007959A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59088248A JPS60234199A (en) 1984-05-04 1984-05-04 Heat-insulation method for liquefied gas
JP84-88248 1984-05-04

Publications (1)

Publication Number Publication Date
KR850007959A true KR850007959A (en) 1985-12-11

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KR1019850002990A KR850007959A (en) 1984-05-04 1985-05-02 Heat dissipation method and device for cargo tank of liquefied gas tanker

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JP (1) JPS60234199A (en)
KR (1) KR850007959A (en)
FR (1) FR2563801B1 (en)
GB (1) GB2158214B (en)
NO (1) NO164761C (en)

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FR2780942B1 (en) * 1998-07-10 2000-09-08 Gaz Transport & Technigaz WATERPROOF AND THERMALLY INSULATING TANK WITH IMPROVED ANGLE STRUCTURE, INTEGRATED INTO A SHIP-CARRIED STRUCTURE
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GB2158214A (en) 1985-11-06
FR2563801A1 (en) 1985-11-08
NO851768L (en) 1985-11-05
JPS60234199A (en) 1985-11-20
FR2563801B1 (en) 1987-01-23
NO164761B (en) 1990-08-06
NO164761C (en) 1990-11-21
JPH0243956B2 (en) 1990-10-02
GB8510660D0 (en) 1985-06-05
GB2158214B (en) 1988-02-24

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