JP2003106723A - Method of and system of direct cooling using lng cryogenic - Google Patents
Method of and system of direct cooling using lng cryogenicInfo
- Publication number
- JP2003106723A JP2003106723A JP2001295621A JP2001295621A JP2003106723A JP 2003106723 A JP2003106723 A JP 2003106723A JP 2001295621 A JP2001295621 A JP 2001295621A JP 2001295621 A JP2001295621 A JP 2001295621A JP 2003106723 A JP2003106723 A JP 2003106723A
- Authority
- JP
- Japan
- Prior art keywords
- lng
- cold heat
- liquid nitrogen
- direct cooling
- liquid oxygen
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04254—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using the cold stored in external cryogenic fluids
- F25J3/0426—The cryogenic component does not participate in the fractionation
- F25J3/04266—The cryogenic component does not participate in the fractionation and being liquefied hydrocarbons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04278—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using external refrigeration units, e.g. closed mechanical or regenerative refrigeration units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
- F25J3/04527—Integration with an oxygen consuming unit, e.g. glass facility, waste incineration or oxygen based processes in general
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/04—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream for air
- F25J3/04521—Coupling of the air fractionation unit to an air gas-consuming unit, so-called integrated processes
- F25J3/04563—Integration with a nitrogen consuming unit, e.g. for purging, inerting, cooling or heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/12—External refrigeration with liquid vaporising loop
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/66—Closed external refrigeration cycle with multi component refrigerant [MCR], e.g. mixture of hydrocarbons
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
Description
【０００１】[0001]
【本発明の属する技術分野】本発明は、ＬＮＧ冷熱を利
用する冷却方法に係り、詳しくは、ＬＮＧ冷熱により製
造した無公害の冷熱源を用い、外部の熱負荷に対して直
接作用させて冷却するようにしたＬＮＧ冷熱を利用する
直接冷却方法及び直接冷却システムに関する。なお、熱
と熱エネルギーは互換的に使用する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cooling method using LNG cold heat, and more specifically, it uses a pollution-free cold heat source manufactured by LNG cold heat to directly act on an external heat load for cooling. The present invention relates to a direct cooling method and a direct cooling system using LNG cold heat. Heat and heat energy are used interchangeably.
【０００２】[0002]
【従来の技術】従来より、ＬＮＧ冷熱の有効利用に関
し、蒸発ガス（ＢＯＧ）の発生とともに副生する放熱
（冷熱）を回収・活用して熱収支を改善する提案があっ
た。2. Description of the Related Art Heretofore, regarding the effective use of LNG cold heat, there have been proposals to improve the heat balance by recovering and utilizing the heat radiation (cold heat) generated as a by-product when evaporative gas (BOG) is generated.
【０００３】本発明に関し、ＬＮＧ冷熱を利用する冷却
方法が知られている。（例えば、特開昭５３−１３５０
５５号公報。）With respect to the present invention, a cooling method utilizing LNG cold heat is known. (For example, JP-A-53-1350
55 publication. )
【０００４】また、ＬＮＧ冷熱を利用して空気分離方式
により窒素を液化する方法が知られている。（例えば、
特開平５−１４９６７７号公報。）Further, a method of liquefying nitrogen by an air separation system utilizing LNG cold heat is known. (For example,
JP-A-5-149677. )
【０００５】こうした例にみられるように、従来的には
ＬＮＧを冷媒として用いることにより間接冷却を付与す
る場合が一般的であった。As seen in these examples, conventionally, it has been common to use LNG as a refrigerant to provide indirect cooling.
【０００６】[0006]
【発明が解決しようとする課題】しかしながら、ＬＮＧ
冷熱により無公害の冷熱源を製造し、これを用いて熱負
荷に対する直接冷却をおこなおうとするものはみあたら
ない。もちろん、無公害の冷熱源は公知である。[Problems to be Solved by the Invention] However, LNG
There is no one that produces a pollution-free cold heat source by cold heat and uses it to directly cool a heat load. Of course, pollution-free cold heat sources are known.
【０００７】また、近年の地球温暖化対策に向けた環境
規制等の要請下で、直接冷却は、現状のフロン（代替フ
ロンを含む）等の冷媒による間接冷却に代替（転換技
術）として意義がある。[0007] In addition, under the recent demands for environmental regulations for countermeasures against global warming, direct cooling has significance as an alternative (conversion technology) to the current indirect cooling with a refrigerant such as CFCs (including CFC alternatives). is there.
【０００８】本発明はこのような事情に鑑みなされたも
のであって、ＬＮＧ冷熱により製造した無公害の冷熱源
を用い、外部の熱負荷に対して直接作用させて冷却する
ようにしたＬＮＧ冷熱を利用する直接冷却方法及び直接
冷却システムを提供するものである。The present invention has been made in view of the above circumstances, and uses an pollution-free cold heat source manufactured by LNG cold heat to directly act on an external heat load to cool the LNG cold heat. The present invention provides a direct cooling method and a direct cooling system utilizing the.
【０００９】[0009]
【課題を解決するための手段】課題を解決するために本
発明は、ＬＮＧ冷熱により製造した無公害の冷熱源を用
いる直接冷却方法であって、ＬＮＧプラント設備から導
入したＬＮＧを冷媒として空気分離方式により液体窒素
又は液体酸素を製造し、前記液体窒素又は液体酸素を封
入して輸送し、外部の熱負荷に対する冷熱源として直接
作用させて冷却することを特徴とするものである。In order to solve the problems, the present invention is a direct cooling method using a pollution-free cold heat source produced by LNG cold heat, in which LNG introduced from LNG plant equipment is used as a refrigerant for air separation. Liquid nitrogen or liquid oxygen is produced by a method, the liquid nitrogen or liquid oxygen is enclosed and transported, and the liquid nitrogen or liquid oxygen is directly acted as a cold heat source against an external heat load for cooling.
【００１０】また、直接冷却システムであって、ＬＮＧ
プラント設備から導入したＬＮＧを冷媒として空気分離
方式により液体窒素又は液体酸素を製造するための液化
ガス製造手段と、熱交換後のＬＮＧを再液化処理し循環
使用するためのＬＮＧ再液化手段と、前記液体窒素又は
液体酸素を封入して輸送するための貯蔵供給手段を具備
し、外部の熱負荷に対する冷熱源として直接作用させて
冷却するようにしたことを特徴とするものである。In addition, the direct cooling system, LNG
A liquefied gas producing means for producing liquid nitrogen or liquid oxygen by an air separation method using LNG introduced from the plant equipment as a refrigerant, and an LNG reliquefying means for reliquefying and recirculating the LNG after heat exchange, A storage / supply means for enclosing and transporting the liquid nitrogen or liquid oxygen is provided, and the liquid nitrogen or liquid oxygen is directly acted as a cold heat source against an external heat load for cooling.
【００１１】[0011]
【発明の実施の形態】本発明の実施の形態は、外部の熱
負荷として機能する冷凍又は冷蔵設備の閉空間に対して
適用される。BEST MODE FOR CARRYING OUT THE INVENTION The embodiment of the present invention is applied to a closed space of a refrigerating or refrigerating facility that functions as an external heat load.
【００１２】上記構成の発明方法において、液体窒素又
は液体酸素の製造 本発明方法の実施の形態は、上記構
成において、液体窒素又は液体酸素の製造過程における
熱交換後のＬＮＧの一部を発電用燃料として分岐して系
外に取り出し、残余のＬＮＧを再液化処理して系内で循
環使用するようにしている。Production of Liquid Nitrogen or Liquid Oxygen in the Invented Method of the Above-mentioned Structure In the embodiment of the present invention, in the above-mentioned structure, a part of LNG after heat exchange in the production process of liquid nitrogen or liquid oxygen is used for power generation. The fuel is branched and taken out of the system, and the remaining LNG is re-liquefied and circulated and used in the system.
【００１３】また、上記構成の発明システムにおいて、
ＬＮＧ再液化手段に導入される熱交換後のＬＮＧの一部
を系外の分散電源用発電手段へ分岐導入することによ
り、該分散電源用発電手段を包含する系外システムと連
系するようにしている。Further, in the invention system having the above structure,
By branching and introducing a part of the LNG after heat exchange introduced into the LNG reliquefaction means into the power generation means for distributed power sources outside the system, it is possible to connect with an external system including the power generation means for distributed power sources. ing.
【００１４】ここで、分散手源用発電手段は、ＬＮＧ又
はそのＢＯＧを燃料とするマイクロガスタービン又は燃
料電池発電装置であり、家庭用や事業用のコージェネシ
ステムに包含されることを考慮している。Here, the distributed power generation means is a micro gas turbine or a fuel cell power generator using LNG or its BOG as a fuel, and considering that it is included in a home or business cogeneration system. There is.
【００１５】[0015]
【実施例】本発明の一実施例を添付図面を参照して以下
説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the accompanying drawings.
【００１６】図１にシステム構成概要図を示すとおり、
本発明システムＸは、ＬＮＧプラント設備１から導入し
たＬＮＧを冷媒として空気分離方式により液体窒素又は
液体酸素を製造するための液化ガス製造手段２と、熱交
換後のＬＮＧを再液化処理し循環使用するためのＬＮＧ
再液化手段３と、液体窒素又は液体酸素を封入して輸送
するための貯蔵供給手段４を具備し、外部の熱負荷５に
対する冷熱源として直接作用させて冷却するようにして
いる。As shown in the system configuration schematic diagram in FIG.
The system X of the present invention is a liquefied gas producing means 2 for producing liquid nitrogen or liquid oxygen by an air separation method using LNG introduced from the LNG plant equipment 1 as a refrigerant, and reliquefaction treatment of LNG after heat exchange for cyclic use. LNG to do
The reliquefaction means 3 and the storage / supply means 4 for enclosing and transporting liquid nitrogen or liquid oxygen are provided, and the reliquefaction means 3 is directly acted as a cold heat source for the external heat load 5 to cool it.
【００１７】具体的なシステムの運用では、液体窒素又
は液体酸素の貯蔵供給手段４は貯槽（ボンベ）であり、
外部の熱負荷５である冷凍倉庫や半導体工場（冷却設
備）に輸送し、それら設備の閉空間を直接冷却するため
の冷熱源として供される。In a specific system operation, the liquid nitrogen or liquid oxygen storage / supply means 4 is a storage tank (cylinder),
It is transported to a freezer warehouse or a semiconductor factory (cooling equipment), which is an external heat load 5, and is used as a cold heat source for directly cooling the closed space of these equipment.
【００１８】また、汎用的な運用では、ＬＮＧ再液化手
段３に導入される熱交換後のＬＮＧの一部を系外の分散
電源用発電手段６へ分岐導入することにより、該分散電
源用発電手段６を包含する系外システム（例えば、コー
ジェネシステム。）と連系するようにしている。Further, in a general-purpose operation, a part of the LNG after heat exchange introduced into the LNG reliquefaction means 3 is branched and introduced into the dispersed power generation means 6 outside the system to generate the dispersed power generation. An external system including the means 6 (for example, a cogeneration system) is connected.
【００１９】[0019]
【発明の効果】本発明は以上の構成よりなるものであ
り、これによればＬＮＧ冷熱を利用して製造した無公害
の冷熱源を用いて熱負荷（冷蔵・冷凍設備）に対する直
接冷却が可能である。しかも、従来大気中に放出してい
た熱エネルギーを活用するので、エネルギーの有効利用
を図ることができる。EFFECTS OF THE INVENTION The present invention is configured as described above, and according to the present invention, it is possible to directly cool a heat load (refrigeration / freezing facility) by using a pollution-free cold heat source manufactured by using LNG cold heat. Is. Moreover, since the thermal energy conventionally released to the atmosphere is utilized, the energy can be effectively utilized.
【００２０】この場合、現状のフロン（代替フロンを含
む）等の冷媒による間接冷却に代替（技術転換）するこ
とができるので、近年の地球温暖化対策に向けた環境規
制等の要請に寄与することができる。In this case, since it is possible to substitute (technological conversion) for the indirect cooling by the present refrigerant such as CFC (including CFC substitute), it contributes to the demand for environmental regulations for the countermeasure against global warming in recent years. be able to.
【００２１】また、システム構築において、家庭用や事
業用のコージェネシステムと連系可能な汎用性を有す
る。Further, in the system construction, it has versatility so that it can be connected to a home or business cogeneration system.
【図１】本発明の一実施例を示すシステム構成概要図で
ある。FIG. 1 is a schematic diagram of a system configuration showing an embodiment of the present invention.
１ ＬＮＧプラント設備 ２ 液化ガス製造手段 ３ ＬＮＧ再液化手段 ４ 貯蔵供給手段 ５ 外部の熱負荷（冷却設備） ６ 分散電源用発電手段 Ｘ 直接冷却システム 1 LNG plant equipment 2 Liquefied gas production means 3 LNG reliquefaction means 4 Storage and supply means 5 External heat load (cooling equipment) 6 Distributed power generation means X direct cooling system
───────────────────────────────────────────────────── フロントページの続き (72)発明者 生田 耕治 広島県広島市中区小町４番33号 中国電力 株式会社内 Ｆターム(参考） 3L044 AA03 BA09 CA04 CA18 DB03 KA02 4D047 AA08 AB01 AB02 BA02 BA07 BA08 CA07 CA11 ─────────────────────────────────────────────────── ─── Continued front page (72) Inventor Koji Ikuta Chugoku Electric Power 4-33 Komachi, Naka-ku, Hiroshima City, Hiroshima Prefecture Within the corporation F-term (reference) 3L044 AA03 BA09 CA04 CA18 DB03 KA02 4D047 AA08 AB01 AB02 BA02 BA07 BA08 CA07 CA11
Claims (4)
て、ＬＮＧ冷熱により製造した無公害の冷熱源を用いる
直接冷却方法であって、ＬＮＧプラント設備から導入し
たＬＮＧを冷媒として空気分離方式により液体窒素又は
液体酸素を製造し、前記液体窒素又は液体酸素を封入し
て輸送し、外部の熱負荷として機能する冷凍又は冷蔵設
備の閉空間に対する冷熱源として直接作用させて冷却す
ることを特徴とするＬＮＧ冷熱を利用する直接冷却方
法。1. A cooling method using LNG cold heat, which is a direct cooling method using a pollution-free cold heat source produced by LNG cold heat, wherein liquid nitrogen or LNG introduced from LNG plant equipment is used as a refrigerant by an air separation method. LNG cold heat, characterized in that it produces liquid oxygen, transports it by enclosing the liquid nitrogen or liquid oxygen, and directly acts as a cold heat source for a closed space of a refrigerating or refrigerating facility that functions as an external heat load for cooling. Direct cooling method utilizing.
る熱交換後のＬＮＧの一部を発電用燃料として分岐して
系外に取り出し、残余のＬＮＧを再液化処理して系内で
循環使用するようにした請求項１記載のＬＮＧ冷熱を利
用する直接冷却方法。2. A part of LNG after heat exchange in the manufacturing process of liquid nitrogen or liquid oxygen is branched as a fuel for power generation and taken out of the system, and the remaining LNG is reliquefied and circulated in the system. The direct cooling method using LNG cold heat according to claim 1.
いて、ＬＮＧ冷熱により製造した無公害の冷熱源を用い
る直接冷却システムであって、ＬＮＧプラント設備から
導入したＬＮＧを冷媒として空気分離方式により液体窒
素又は液体酸素を製造するための液化ガス製造手段と、
熱交換後のＬＮＧを再液化処理し循環使用するためのＬ
ＮＧ再液化手段と、前記液体窒素又は液体酸素を封入し
て輸送するための貯蔵供給手段を具備し、外部の熱負荷
に対する冷熱源として直接作用させて冷却するようにし
たことを特徴とするＬＮＧ冷熱を利用する直接冷却シス
テム。3. A cooling system utilizing LNG cold heat, which is a direct cooling system using a pollution-free cold heat source produced by LNG cold heat, wherein liquid nitrogen or LNG introduced from LNG plant equipment is used as a refrigerant by an air separation method. Liquefied gas production means for producing liquid oxygen,
L for reliquefying LNG after heat exchange and recycling
An LNG re-liquefaction means and a storage and supply means for enclosing and transporting the liquid nitrogen or liquid oxygen, and directly acting as a cold heat source against an external heat load to cool the LNG. A direct cooling system that uses cold heat.
のＬＮＧの一部を系外の分散電源用発電手段へ分岐導入
することにより、該分散電源用発電手段を包含する系外
システムと連系するようにした請求項３記載のＬＮＧ冷
熱を利用する直接冷却システム。4. An external system including the power generation means for the distributed power source by branching a part of the LNG after heat exchange introduced into the LNG reliquefaction means to the power generation means for the distributed power source outside the system. The direct cooling system utilizing LNG cold heat according to claim 3, wherein the direct cooling system is interconnected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001295621A JP2003106723A (en) | 2001-09-27 | 2001-09-27 | Method of and system of direct cooling using lng cryogenic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001295621A JP2003106723A (en) | 2001-09-27 | 2001-09-27 | Method of and system of direct cooling using lng cryogenic |
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| Publication Number | Publication Date |
|---|---|
| JP2003106723A true JP2003106723A (en) | 2003-04-09 |
Family
ID=19117020
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001295621A Pending JP2003106723A (en) | 2001-09-27 | 2001-09-27 | Method of and system of direct cooling using lng cryogenic |
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|---|---|
| JP (1) | JP2003106723A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642800A (en) * | 2017-01-24 | 2017-05-10 | 江苏德邦工程有限公司 | LNG gasification cold energy cold storage system and cold energy recovery method |
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|---|---|---|---|---|
| JPS5575166A (en) * | 1978-11-30 | 1980-06-06 | Osaka Gas Co Ltd | Freezing method and apparatus |
| JPH04307200A (en) * | 1991-04-03 | 1992-10-29 | Ishikawajima Harima Heavy Ind Co Ltd | Vaporized gas reliquefying device for liquefied natural gas marine storage facility |
| JP2001141359A (en) * | 1999-11-17 | 2001-05-25 | Toshiba Corp | Air separator |
-
2001
- 2001-09-27 JP JP2001295621A patent/JP2003106723A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5575166A (en) * | 1978-11-30 | 1980-06-06 | Osaka Gas Co Ltd | Freezing method and apparatus |
| JPH04307200A (en) * | 1991-04-03 | 1992-10-29 | Ishikawajima Harima Heavy Ind Co Ltd | Vaporized gas reliquefying device for liquefied natural gas marine storage facility |
| JP2001141359A (en) * | 1999-11-17 | 2001-05-25 | Toshiba Corp | Air separator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642800A (en) * | 2017-01-24 | 2017-05-10 | 江苏德邦工程有限公司 | LNG gasification cold energy cold storage system and cold energy recovery method |
| CN106642800B (en) * | 2017-01-24 | 2022-09-20 | 江苏德邦工程有限公司 | LNG (liquefied Natural gas) gasification cold energy refrigeration house system and cold energy recovery method thereof |
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