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CN114992512B - Thermal insulation system for ultralow-temperature liquefied gas storage tank wooden support - Google Patents

Thermal insulation system for ultralow-temperature liquefied gas storage tank wooden support Download PDF

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Publication number
CN114992512B
CN114992512B CN202210189398.2A CN202210189398A CN114992512B CN 114992512 B CN114992512 B CN 114992512B CN 202210189398 A CN202210189398 A CN 202210189398A CN 114992512 B CN114992512 B CN 114992512B
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CN
China
Prior art keywords
wooden support
storage tank
liquefied gas
gas storage
heat insulating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202210189398.2A
Other languages
Chinese (zh)
Other versions
CN114992512A (en
Inventor
金甲洙
金正均
金圣中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongsung Finetec Co ltd
Original Assignee
Dongsung Finetec Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Publication of CN114992512A publication Critical patent/CN114992512A/en
Application granted granted Critical
Publication of CN114992512B publication Critical patent/CN114992512B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C13/00Details of vessels or of the filling or discharging of vessels
    • F17C13/001Thermal insulation specially adapted for cryogenic vessels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C13/00Details of vessels or of the filling or discharging of vessels
    • F17C13/08Mounting arrangements for vessels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/02Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/028Compositions for or methods of fixing a thermally insulating material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00Thermal insulation in general
    • F16L59/02Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F16L59/029Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C3/00Vessels not under pressure
    • F17C3/02Vessels not under pressure with provision for thermal insulation
    • F17C3/04Vessels not under pressure with provision for thermal insulation by insulating layers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2201/00Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05Size
    • F17C2201/052Size large (>1000 m3)
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2203/00Vessel construction, in particular walls or details thereof
    • F17C2203/03Thermal insulations
    • F17C2203/0304Thermal insulations by solid means
    • F17C2203/0329Foam
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2205/00Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01Mounting arrangements
    • F17C2205/0153Details of mounting arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2205/00Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01Mounting arrangements
    • F17C2205/0153Details of mounting arrangements
    • F17C2205/018Supporting feet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2209/00Vessel construction, in particular methods of manufacturing
    • F17C2209/22Assembling processes
    • F17C2209/227Assembling processes by adhesive means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2209/00Vessel construction, in particular methods of manufacturing
    • F17C2209/23Manufacturing of particular parts or at special locations
    • F17C2209/232Manufacturing of particular parts or at special locations of walls
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2221/00Handled fluid, in particular type of fluid
    • F17C2221/03Mixtures
    • F17C2221/032Hydrocarbons
    • F17C2221/033Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS 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
    • F17C2221/00Handled fluid, in particular type of fluid
    • F17C2221/03Mixtures
    • F17C2221/032Hydrocarbons
    • F17C2221/035Propane butane, e.g. LPG, GPL
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/24Structural elements or technologies for improving thermal insulation
    • Y02A30/244Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention provides an insulation system for a wooden support of a liquefied gas storage tank, which is characterized by comprising the following components: the wooden support is arranged on the lower surface of the liquefied gas storage tank; and a hard heat insulating material disposed so as to contact both side surfaces of the wooden support, wherein a vapor barrier layer and a soft heat insulating material are sequentially disposed at a lower portion where both side surfaces of the wooden support are in contact with the hard heat insulating material, the vapor barrier layer is formed on the wooden support, the soft heat insulating material is formed on the vapor barrier layer, and an L-profile is disposed in a heat insulating system for a liquefied gas storage tank wooden support, the L-profile extending from both side surface portions of the wooden support to a lower surface of the hard heat insulating material in an L-shape for supporting the lower surface of the hard heat insulating material.

Description

Thermal insulation system for ultralow-temperature liquefied gas storage tank wooden support
Technical Field
The invention relates to an insulation system for a wooden support of an ultralow-temperature liquefied gas storage tank.
Background
The conventional wood bracket spraying heat insulation system of the liquefied gas storage tank is characterized in that spraying foam is adhered on the wood bracket, and the problem of damage to the spraying foam exists because the shrinkage and expansion of the wood bracket of the storage tank can be caused by temperature change from normal temperature to ultralow temperature or from ultralow temperature to normal temperature.
Accordingly, the present inventors have paid close attention to the problems of the prior art, and have developed an insulation system for a wood frame of an ultra-low temperature liquefied gas storage tank, that is, by reducing stress generated in a spray foam in such a manner that a Soft polyurethane foam (Soft polyurethane foam) is provided to the wood frame (Wooden support), and by providing an L-profile to prevent adhesion between the wood frame and the spray foam from being damaged.
Prior art literature
Patent literature
Patent document 1: KR2020-0004608A
Disclosure of Invention
In order to solve the above-mentioned problems of the prior art, an object of the present invention is to provide a wooden support for an ultralow temperature liquefied gas storage tank.
In the wooden support jetting heat insulation system of the existing liquefied gas storage tank, the liquefied gas storage tank is deformed due to the abrupt temperature change from normal temperature to ultralow temperature or from ultralow temperature to normal temperature, so that stress is generated on jetting foam of the wooden support.
In order to solve the above-mentioned object, an embodiment of the present invention provides an insulation system for a liquefied gas storage tank wooden support, comprising: the wooden support is arranged on the lower surface of the liquefied gas storage tank; and a hard heat insulating material disposed so as to contact both side surfaces of the wooden support, wherein a vapor barrier layer and a soft heat insulating material are sequentially disposed at a lower portion where both side surfaces of the wooden support are in contact with the hard heat insulating material, the vapor barrier layer is formed on the wooden support, the soft heat insulating material is formed on the vapor barrier layer, and an L-profile is disposed in a heat insulating system for a liquefied gas storage tank wooden support, the L-profile extending from both side surface portions of the wooden support to a lower surface of the hard heat insulating material in an L-shape for supporting the lower surface of the hard heat insulating material.
Still another embodiment of the present invention provides a method for manufacturing an insulation system for a liquefied gas storage tank wooden support, comprising the steps of: fixing one end of the L-profile at the lower parts of two side surfaces of the wood bracket; forming a vapor barrier layer on one end of the L-profile; a soft heat insulating material is arranged on the steam barrier layer; and providing a hard heat insulating material on the L-profile by a spraying process.
According to the heat insulation system for the wooden support of the ultralow-temperature liquefied gas storage tank, the soft heat insulation material layer is formed at the contact part of the liquefied gas storage tank and the wooden support, so that the liquefied gas storage tank and the wooden support are not directly bonded, the stress generated on the wooden support due to shrinkage and expansion of the liquefied gas storage tank is reduced, and the bonding between the wooden support and the jet foam is prevented from being damaged by arranging the L-profile.
Drawings
Fig. 1 is a schematic cross-sectional view of a thermal insulation system for a wooden support of a stationary liquefied gas storage tank according to an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional view of a thermal insulation system for a wooden support of a sliding liquefied gas storage tank according to an embodiment of the present invention.
Fig. 3 is a partial enlarged view of an insulation system for a liquefied gas storage tank wooden support according to an embodiment of the present invention.
Description of the reference numerals
10: Bracket 20: hard heat insulating material
30: Vapor barrier layer 40: soft heat insulating material
50: L-profile 60: resin composition
70: Protective cover 80: self-tapping screw (SELF TAPPING SCREW)
Detailed Description
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art to which the present invention pertains will easily practice the present invention.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Also, as long as a specific definition is not explicitly made, a plurality of terms defined in a dictionary that is generally used should not be idealized or excessively interpreted.
In addition, throughout this specification, when a certain portion "includes" a certain structural element, unless the context requires otherwise, it is meant to include other structural elements as well, rather than to exclude other structural elements. In the present specification, "above" or "upper" means not only above or below the target portion but also above the target portion including other portions therebetween, and does not necessarily mean above the target portion with reference to the gravitational direction.
An embodiment of the present invention relates to an insulation system for a wooden support of a liquefied gas storage tank, comprising: the wooden support is arranged on the lower surface of the liquefied gas storage tank; and a hard heat insulating material disposed so as to contact both side surfaces of the wooden support, wherein a vapor barrier layer and a soft heat insulating material are sequentially disposed at a lower portion where both side surfaces of the wooden support are in contact with the hard heat insulating material, the vapor barrier layer is formed on the wooden support, the soft heat insulating material is formed on the vapor barrier layer, and an L-profile is disposed in a heat insulating system for a liquefied gas storage tank wooden support, the L-profile extending from both side surface portions of the wooden support to a lower surface of the hard heat insulating material in an L-shape for supporting the lower surface of the hard heat insulating material.
Fig. 1 is a schematic cross-sectional view of a thermal insulation system for a wooden support of a stationary liquefied gas storage tank according to an embodiment of the present invention, fig. 2 is a schematic cross-sectional view of a thermal insulation system for a sliding liquefied gas storage tank according to an embodiment of the present invention, and fig. 3 is an enlarged partial view of a thermal insulation system for a wooden support of a liquefied gas storage tank according to an embodiment of the present invention.
In the present invention, the liquefied gas storage tank may be a Type C (C-Type) tank, and thus a bracket for fixing is required. In the present invention, a wooden stand 10 is used as a stand.
The wooden support can be a fixed support or a sliding support.
The fixing support is of a support structure as follows: with the cooling of the liquefied gas storage tank to ultra-low temperature, the fixing bracket does not change position and plays a role of a fixing shaft even if repeatedly shrinking and expanding for a plurality of times along the up-down and left-right directions.
The sliding support is of a support structure as follows: the tank is made shrink-expandable without great stress by forming the sliding grooves.
In one embodiment of the present invention, the wood stent 10 may be formed by bonding a plurality of wood stent blocks (Wooden support block) with a Resin (Resin).
The wooden stand 10 is provided with a hard heat insulating material 20 on both side surfaces thereof in contact with each other.
The hard heat insulating material 20 may be damaged by shrinkage and expansion of the wooden support 10 due to a rapid temperature change of the liquefied gas storage tank.
The present invention can prevent the hard heat insulating material 20 from being directly adhered to the wooden support 10 by providing the soft heat insulating material 40 between the wooden support 10 and the hard heat insulating material 20, and thus can reduce stress generated in the hard heat insulating material 20 due to thermal contraction and expansion of the wooden support 10 caused by contraction and expansion of the liquefied gas storage tank.
In an embodiment of the present invention, the hard thermal insulation material 20 may be polyurethane foam (polyurethane foam), polystyrene foam, extruded polystyrene, etc., and preferably may be polyurethane foam.
In one embodiment of the present invention, the soft thermal insulation material 40 may be a soft polyurethane foam (soft polyurethane foam) or the like.
In the present invention, a vapor barrier layer 30 is provided between the wooden support 10 and the soft heat insulating material 40.
In one embodiment of the present invention, the vapor barrier layer may be a single-coated vapor barrier layer.
The single-coating steam barrier layer is formed by a single coating material and plays a role of doubly blocking air inflow. The coating material can be an ultra-low Wen Dingji adhesive, an ultra-low Wen Dingji coating agent, a vapor barrier strip, a silicon sealant and the like.
As an example, the vapor barrier layer 30 may be formed by the steps of: fixing one end of the L-profile 50 at lower portions of both sides of the wooden support 10; and a vapor barrier layer 30 is formed on one end of the L-profile 50.
In the present invention, an L-profile 50 (L-profile) is provided, which extends from both side surfaces of the wooden support 10 to the lower surface of the hard insulating material 20 in an L-shape and supports the lower surface of the hard insulating material 20.
The hard insulating material 20 may be formed and supported on the L-profile 50 by a spraying process. As an example, polyurethane foam may be formed on the L-profile based on a spraying process. In this case, the L-profile and the polyurethane foam may be bonded by the adhesive force of the polyurethane spray itself.
One end of the L-profile 50 may be fixed to both side portions of the wooden stand 10 by fixing means. As an example, the self-tapping screw 80 (SELF TAPPING SCREW) may be used as the fixing unit.
By forming the L-profile 50 of such a structure, the hard insulating material 20 is prevented from being detached from the wooden support 10 even if the liquefied gas storage tank contracts or expands.
In one embodiment of the present invention, the L-profile 50 may be a metal plate (METAL SHEET). As an example, the metal plate may be a hot dip galvanized steel Sheet (GAL' V Sheet).
In an embodiment of the present invention, the insulation system may be protected from external environmental changes such as climate change by attaching the protective cover portion 70 to the lower surface of the hard insulation material 20.
The protective cover 70 may be made of a Gel-coated fiber reinforced plastic (Gel-coated FRP).
Still another embodiment of the present invention provides a method for manufacturing an insulation system for a liquefied gas storage tank wooden support, comprising the steps of: fixing one end of the L-profile at the lower parts of two side surfaces of the wood bracket; forming a vapor barrier layer on one end of the L-profile; a soft heat insulating material is arranged on the steam barrier layer; and providing a hard heat insulating material on the L-profile by a spraying process.
In an embodiment of the present invention, the method may further include the following steps: a protective cover 70 is attached to the lower surface of the hard insulating material 20.

Claims (10)

1. A thermal insulation system for a C-shaped liquefied gas storage tank wooden support, comprising:
The wooden support is arranged on the lower surface of the C-shaped liquefied gas storage tank; and
A hard heat insulating material disposed in contact with both side surfaces of the wooden support,
A steam barrier layer and a soft heat insulating material are sequentially arranged at the lower part of the two side surfaces of the wooden support, which are contacted with the hard heat insulating material, wherein the steam barrier layer is formed on the wooden support, the soft heat insulating material is formed on the steam barrier layer,
An L-profile is arranged in the heat insulation system for the wooden support of the liquefied gas storage tank, and the L-profile extends from two side surfaces of the wooden support to the lower surface of the hard heat insulation material to form an L shape for supporting the lower surface of the hard heat insulation material;
wherein one end of the L-profile is fixed to the lower part of two sides of the wooden support, and
The steam barrier layer is formed on one end of the L-profile.
2. The insulation system for a liquefied gas storage tank wooden support as claimed in claim 1, wherein the wooden support is formed by resin-bonding a plurality of wooden support blocks.
3. The insulation system for a liquefied gas storage tank wooden support as claimed in claim 1, wherein the hard insulation material is polyurethane foam, polystyrene foam or extruded polystyrene.
4. The insulation system for a liquefied gas storage tank wooden support as claimed in claim 1, wherein the soft insulation material is soft polyurethane foam.
5. The insulation system for a liquefied gas storage tank wooden support as claimed in claim 1, wherein said vapor barrier is a single-coat vapor barrier.
6. The insulation system for a liquefied gas storage tank wooden support as claimed in claim 1, wherein said L-profile is a metal plate.
7. The insulation system for a liquefied gas storage tank wooden support as claimed in claim 1, wherein one end of the L-profile is fixed to both side portions of the wooden support by fixing means.
8. The insulation system for a liquefied gas storage tank wooden support according to claim 1, wherein a protective cover is attached to a lower surface of the hard insulation material.
9. A method of manufacturing the insulation system for a C-type liquefied gas storage tank wooden support according to claim 1, comprising the steps of:
fixing one end of the L-profile at the lower parts of two side surfaces of the wood bracket;
Forming a vapor barrier layer on one end of the L-profile;
a soft heat insulating material is arranged on the steam barrier layer; and
A hard heat insulating material is provided on the L-profile by a spraying process.
10. The method of manufacturing an insulation system for a liquefied gas storage tank wooden support according to claim 9, further comprising the steps of: a protective cover is attached to the lower surface of the hard heat insulating material.
CN202210189398.2A 2021-03-02 2022-02-28 Thermal insulation system for ultralow-temperature liquefied gas storage tank wooden support Active CN114992512B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020210027496A KR102496597B1 (en) 2021-03-02 2021-03-02 Insulation system for wooden support of cryogenic liquefied gas storage tank
KR10-2021-0027496 2021-03-02

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Publication Number Publication Date
CN114992512A CN114992512A (en) 2022-09-02
CN114992512B true CN114992512B (en) 2024-08-30

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JPS5620897A (en) * 1979-07-27 1981-02-26 Gaz Transport Sealed insulated tank integrated with support construction of ship
JP2015512819A (en) * 2012-02-17 2015-04-30 エルエヌゲー ニュー テクノロジーズ アーエス Configuration for containment of liquefied natural gas (LNG)
KR20200026226A (en) * 2020-02-25 2020-03-10 (주)에이스엔지니어링 Container using vacuum insulated panel

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CN114992512A (en) 2022-09-02
JP2022134118A (en) 2022-09-14
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