JPH07111315B2 - Heat exchanger for heat storage - Google Patents
Heat exchanger for heat storageInfo
- Publication number
- JPH07111315B2 JPH07111315B2 JP62279605A JP27960587A JPH07111315B2 JP H07111315 B2 JPH07111315 B2 JP H07111315B2 JP 62279605 A JP62279605 A JP 62279605A JP 27960587 A JP27960587 A JP 27960587A JP H07111315 B2 JPH07111315 B2 JP H07111315B2
- Authority
- JP
- Japan
- Prior art keywords
- heat
- heat storage
- container
- heat transfer
- storage tank
- 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.)
- Expired - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Description
【発明の詳細な説明】 （イ）産業上の利用分野 本発明は固体一液体の潜熱を利用する蓄熱用熱交換器に
関するものである。DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a heat storage heat exchanger that utilizes the latent heat of a solid or a liquid.
（ロ）従来の技術 近年、建築物の断熱性の向上や、各種OA機器等の室内で
の使用の増加に伴い空調、特に冷房の必要性は益々大き
くなって来ている。(B) Conventional technology In recent years, the need for air conditioning, especially for cooling, has been increasing with the improvement of heat insulation of buildings and the increase of indoor use of various office automation equipment.
このため、夏期の電力消費量の昼夜間格差は拡大する傾
向にあり、電力の負荷平準化を目的とした冷熱蓄熱技術
が注目されている。この冷熱蓄熱技術の中で最も実用的
な蓄熱技術は、氷蓄熱空調システムであり、その中でも
ソリツドアイス式の蓄熱技術が主流である（第５回蓄熱
・増熱シンポジウム筑波、Nov（1986）参照）。For this reason, the difference in power consumption during the daytime during the summer tends to widen, and cold heat storage technology for the purpose of leveling the load of power is drawing attention. The most practical heat storage technology among the cold heat storage technologies is the ice storage air conditioning system, and the solid ice type heat storage technology is the mainstream among them (see the 5th Heat Storage / Heating Symposium Tsukuba, Nov (1986)). .
しかし、上記ソリツドアイス式の氷蓄熱は氷の熱伝導度
が低いために、従来I.P.F（アイスパツキングフアクタ
ー：生成された氷の蓄熱槽有効容量に対する比率）が20
〜50％と低く、そのため、I.P.Fが高くできる蓄熱槽内
熱交換器が望まれていた。However, since the solid ice type ice heat storage described above has a low thermal conductivity of ice, the conventional IPF (ice packing factor: ratio of generated ice to effective storage capacity of heat storage tank) is 20%.
The heat exchanger in the heat storage tank has been desired to have a high IPF, which is as low as -50%.
（ハ）発明が解決しようとする問題点 本発明は上記の事情に鑑みてなされたもので、冷熱蓄熱
槽内の熱交換器にヒートパイプを応用し、ヒートパイプ
の持つ温度の均一性により、蓄熱槽内での温度分布を小
さくし、円滑に着氷、成長できる熱交換器を提供するこ
とを目的とする。(C) Problems to be Solved by the Invention The present invention has been made in view of the above circumstances, and by applying a heat pipe to a heat exchanger in a cold heat storage tank, the temperature uniformity of the heat pipe causes It is an object of the present invention to provide a heat exchanger which can reduce the temperature distribution in the heat storage tank and can smoothly ice and grow.
（ニ）問題点を解決するための手段 本発明の蓄熱用熱交換器は、冷熱蓄熱材を充填する冷熱
蓄熱槽と、該蓄熱槽内の上部空間と下部空間に配設した
上部容器及び下部容器と、前記両容器を連結すると共に
フインを装着した複数本の伝熱管と、前記上部容器及び
下部容器に夫々配設された冷媒循環用伝熱管体とより構
成し、前記上部容器、下部容器及び両容器を連結する複
数本の伝熱管により形成される気密空間部に作動液を充
填してヒートパイプとしたことを特徴とする。(D) Means for Solving Problems A heat storage heat exchanger according to the present invention comprises a cold heat storage tank filled with a cold heat storage material, and an upper container and a lower portion arranged in an upper space and a lower space in the heat storage tank. A container, a plurality of heat transfer tubes that connect the both containers and are fitted with fins, and a refrigerant circulation heat transfer tube body provided in each of the upper container and the lower container, and the upper container and the lower container And a heat pipe in which the working liquid is filled in an airtight space formed by a plurality of heat transfer tubes connecting the both containers.
（ホ）作用 本発明は上記のようにヒートパイプを構成する複数本の
伝熱管及び伝熱管に装着される平行積層フインによりな
る伝熱面の全てにおいて、温度の均一性が達成され、円
滑な着氷、成長が可能となり、高いI.P.Fが得られる。(E) Action The present invention achieves uniform temperature and smoothness in all of the heat transfer surfaces composed of a plurality of heat transfer tubes constituting the heat pipe and parallel laminated fins attached to the heat transfer tubes. Allows icing and growth, and high IPF can be obtained.
（ヘ）実施例 本発明に係る一実施例を図面を参照して説明する。第１
図は熱交換器を設置した冷熱蓄熱槽の一部断面せる斜視
図、第２図はその縦断面図を示す。(F) Embodiment An embodiment according to the present invention will be described with reference to the drawings. First
The figure is a perspective view showing a partial cross section of a cold heat storage tank in which a heat exchanger is installed, and FIG. 2 is a vertical cross sectional view thereof.
第１図、第２図において、氷などの冷熱蓄熱材（１）を
充填した冷熱蓄熱槽（２）内には冷媒との熱交換を行う
熱交換器（３）が設置されている。1 and 2, a heat exchanger (3) for exchanging heat with a refrigerant is installed in a cold heat storage tank (2) filled with a cold heat storage material (1) such as ice.
前記熱交換器（３）は前記蓄熱槽（２）の上部空間と下
部空間に配設された上部容器（４）及び下部容器（５）
と前記両容器（４）（５）を連結し且つ平行積層フイン
（６）（６）…を挿着した複数本の伝熱管（７）（７）
…とにより構成されている。また前記上部容器（４）内
には、冷凍機（８）で冷却された冷媒を循環供給する伝
熱管体（９）が設けられ、更に前記下部容器（５）内に
も、冷房負荷（10）に冷媒を循環供給できる伝熱管体
（11）が同様に設けられている。The heat exchanger (3) is an upper container (4) and a lower container (5) arranged in an upper space and a lower space of the heat storage tank (2).
And a plurality of heat transfer tubes (7) and (7) connecting the both containers (4) and (5) and inserting parallel laminated fins (6) (6) ...
It consists of ... and. A heat transfer tube (9) for circulating the refrigerant cooled by the refrigerator (8) is provided in the upper container (4), and a cooling load (10) is also provided in the lower container (5). ) Is similarly provided with a heat transfer tube body (11) capable of circulating and supplying a refrigerant.
而して、前記上部容器（４）、下部容器（５）及び両容
器（４）（５）を連結する伝熱管（７）（７）…により
形成される気密空間部には、フロン12、フロン22等の作
動液（12）が充填されヒートパイプ化されている。Thus, in the airtight space formed by the upper container (4), the lower container (5) and the heat transfer tubes (7), (7) connecting the both containers (4), (5) ... A working fluid (12) such as Freon 22 is filled into a heat pipe.
次に上記の熱交換器を備えた冷熱蓄熱槽の作動について
説明する。Next, the operation of the cold heat storage tank equipped with the above heat exchanger will be described.
まず、余剰電力の生じる夜間に、冷凍機（８）を用いて
冷却された冷媒は伝熱管体（９）に供給され、上部容器
（４）内に存在する作動液（12）の蒸気を冷却、液化さ
せる。ここで上部容器（４）、下部容器（５）及び伝熱
管（７）（７）…は同一のヒートパイプを構成している
ために、上部容器（４）で与えられた冷熱は瞬時に全体
に分散され、その結果、冷熱蓄熱槽（２）全体が同一温
度となる。そのため伝熱面に着氷、成長する氷の厚さ
は、均一となり、更に伝熱フインが平行積層フイン
（６）（６）…であるため、容易に高いI.P.Fが達成で
きる。First, at night when excess power is generated, the refrigerant cooled by the refrigerator (8) is supplied to the heat transfer tube (9) to cool the vapor of the working fluid (12) existing in the upper container (4). , Liquefy. Since the upper container (4), the lower container (5), and the heat transfer tubes (7) (7) ... constitute the same heat pipe, the cold heat given by the upper container (4) is instantly totally transferred. As a result, the entire cold heat storage tank (2) has the same temperature. As a result, the thickness of the ice that accompanies and grows on the heat transfer surface becomes uniform, and since the heat transfer fins are parallel laminated fins (6) (6) ..., a high IPF can be easily achieved.
また放冷時には、冷熱回収用の冷媒は、伝熱管体（11）
より供給され、下部容器（５）内に存在する作動液（1
2）によって、冷却され冷房負荷（10）に供給される。
この過程において、作動液（12）は、冷熱回収用の冷媒
により加熱・蒸発されることになり、蒸気となった作動
液（12）は瞬時にヒートパイプ化された伝熱管（７）
（７）…全体に拡散し、平行積層フイン（６）（６）…
等を経て冷熱を回収する。During cooling, the refrigerant for cold heat recovery uses the heat transfer tube (11).
Hydraulic fluid (1
By 2), it is cooled and supplied to the cooling load (10).
In this process, the working fluid (12) is heated and evaporated by the refrigerant for cold heat recovery, and the working fluid (12) turned into vapor is instantly made into a heat pipe heat transfer tube (7).
(7) ... Diffuse all over, parallel laminated fins (6) (6) ...
Cold heat is recovered through the above.
以上説明したように、本発明の冷熱蓄熱用熱交換器は、
一部で行われる冷熱の出し入れが瞬時に容器全体に伝播
するため、極めて円滑な伝熱が達成される。As described above, the heat exchanger for cold heat storage of the present invention,
Extremely smooth heat transfer is achieved because the cold heat taken in and out in part is instantly propagated throughout the container.
また伝熱フインが平行積層フインを構成しているため
に、冷熱蓄熱材のどの位置においても、伝熱フインとの
距離があまり大きくなることがなく、そのため容易にI.
P.Fを高くすることができる。Further, since the heat transfer fins constitute the parallel laminated fins, the distance from the heat transfer fins does not become so large at any position of the cold heat storage material, and therefore I.
PF can be increased.
（ト）発明の効果 本発明の冷熱蓄熱用熱交換器によれば、例えば蓄熱材と
して氷を用いた場合に高いI.P.Fを達成することがで
き、そのため蓄熱槽の蓄熱容量が大きくなる。更に蓄熱
容量が大きくなるために蓄熱槽もコンパクトにできるな
ど実用上有益な効果がある。(G) Effect of the Invention According to the heat exchanger for cold heat storage of the present invention, a high IPF can be achieved when, for example, ice is used as the heat storage material, and therefore the heat storage capacity of the heat storage tank increases. Furthermore, since the heat storage capacity is increased, the heat storage tank can be made compact, which is a useful effect in practical use.
第１図は本発明による冷熱蓄熱用熱交換器の一部切欠せ
る斜視図、第２図は縦断面図である。 （１）……冷熱蓄熱材、（２）……冷熱蓄熱槽、（３）
……熱交換器、（４）……上部容器、（５）……下部容
器、（６）……平行積層フイン、（７）……伝熱管、
（９）（11）……伝熱管体、（12）……作動液FIG. 1 is a partially cutaway perspective view of a heat exchanger for cold heat storage according to the present invention, and FIG. 2 is a longitudinal sectional view. (1) …… Cold heat storage material, (2) …… Cold heat storage tank, (3)
...... Heat exchanger, (4) …… Upper container, (5) …… Lower container, (6) …… Parallel laminated fins, (7) …… Heat transfer tube,
(9) (11) …… Heat transfer tube, (12) …… Hydraulic fluid
Claims (1)
熱槽内の上部空間と下部空間に配設した上部容器及び下
部容器と、前記両容器を連結すると共にフインを装着し
た複数本の伝熱管と、前記上部容器及び下部容器に夫々
配設された冷媒循環用伝熱管体とより構成し、前記上部
容器、下部容器及び両容器を連結する複数本の伝熱管に
より形成される気密空間部に作動液を充填してヒートパ
イプとしたことを特徴とする蓄熱用熱交換器。1. A cold heat storage tank filled with a cold heat storage material, an upper container and a lower container arranged in an upper space and a lower space in the heat storage tank, and a plurality of containers connecting the both containers and equipped with fins. And a heat transfer tube for refrigerant circulation disposed in each of the upper container and the lower container, and the airtightness formed by the upper container, the lower container, and a plurality of heat transfer tubes connecting the both containers. A heat storage heat exchanger characterized in that a space portion is filled with hydraulic fluid to form a heat pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62279605A JPH07111315B2 (en) | 1987-11-05 | 1987-11-05 | Heat exchanger for heat storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62279605A JPH07111315B2 (en) | 1987-11-05 | 1987-11-05 | Heat exchanger for heat storage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01121692A JPH01121692A (en) | 1989-05-15 |
| JPH07111315B2 true JPH07111315B2 (en) | 1995-11-29 |
Family
ID=17613315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62279605A Expired - Lifetime JPH07111315B2 (en) | 1987-11-05 | 1987-11-05 | Heat exchanger for heat storage |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07111315B2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0734268Y2 (en) * | 1989-08-17 | 1995-08-02 | ダイキン工業株式会社 | Heat storage device |
| CN100432557C (en) * | 2007-01-25 | 2008-11-12 | 南京大学 | Air condition system of heat pipe storing energy |
| CN108332591B (en) * | 2017-01-20 | 2022-02-18 | 邬志军 | Cold-storage and heat-storage integrated device |
| CN107289804B (en) * | 2017-08-17 | 2023-09-22 | 珠海格力电器股份有限公司 | Heat storage device and air conditioning unit |
| CN108954807A (en) * | 2018-08-09 | 2018-12-07 | 邬志军 | A kind of assembled heating water tank, electric boiler and heat storage boiler |
| CN114562904A (en) * | 2022-03-02 | 2022-05-31 | 中国长江三峡集团有限公司 | Phase-change heat storage heat exchanger |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01114639A (en) * | 1987-10-27 | 1989-05-08 | Hitachi Cable Ltd | Heat pipe type heat storage water tank device |
-
1987
- 1987-11-05 JP JP62279605A patent/JPH07111315B2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01114639A (en) * | 1987-10-27 | 1989-05-08 | Hitachi Cable Ltd | Heat pipe type heat storage water tank device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01121692A (en) | 1989-05-15 |
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