JPS6126784Y2 - - Google Patents
Info
- Publication number
- JPS6126784Y2 JPS6126784Y2 JP1981069849U JP6984981U JPS6126784Y2 JP S6126784 Y2 JPS6126784 Y2 JP S6126784Y2 JP 1981069849 U JP1981069849 U JP 1981069849U JP 6984981 U JP6984981 U JP 6984981U JP S6126784 Y2 JPS6126784 Y2 JP S6126784Y2
- Authority
- JP
- Japan
- Prior art keywords
- heat
- metal hydride
- heat exchange
- tank
- exchange system
- 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
Links
- 229910052987 metal hydride Inorganic materials 0.000 claims description 38
- 150000004681 metal hydrides Chemical class 0.000 claims description 38
- 239000001257 hydrogen Substances 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
- 238000005338 heat storage Methods 0.000 claims description 2
- 150000002431 hydrogen Chemical class 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
-
- 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
【考案の詳細な説明】
この考案は金属水素化物熱交換システムに関
し、さらに詳しくは、上面に金属水素化物充填槽
となる凹面の繰り返し構造を有するヒートパイプ
を外槽内に収納し、前記ヒートパイプの凹面に金
属水素化物を充填してなる金属水素化物熱交換シ
ステムに関する。[Detailed description of the invention] This invention relates to a metal hydride heat exchange system, and more specifically, a heat pipe having a repeated concave structure on the upper surface which becomes a metal hydride filling tank is housed in an outer tank, and the heat pipe The present invention relates to a metal hydride heat exchange system in which the concave surface of a metal hydride is filled with a metal hydride.
金属水素化物を使用する水素貯蔵及び蓄熱シス
テムでは、金属水素化物と熱交換器間の熱交換の
効率が重要なポイントである。 In hydrogen storage and heat storage systems using metal hydrides, the efficiency of heat exchange between the metal hydride and the heat exchanger is an important point.
ところが、金属水素化物は、水素の吸収・放出
を繰り返すことにより微粉化する傾向があり、従
つて全体の体積も減少するから、熱交換器として
従来のヒートパイプを用いた場合、金属水素化物
とヒートパイプ間の接触面積が減少して熱交換の
機能が低下してしまうという問題がある。 However, metal hydrides tend to become pulverized by repeated absorption and release of hydrogen, and the overall volume also decreases, so when a conventional heat pipe is used as a heat exchanger, metal hydrides and There is a problem in that the contact area between the heat pipes decreases and the heat exchange function deteriorates.
この考案は、上記のような問題を解決するため
に、特にヒートパイプの構造に重きをおいて改良
を行つたものである。 In order to solve the above-mentioned problems, this invention focuses on improving the structure of the heat pipe.
以下、図に示す実施例に基いて、この考案を詳
説する。 This invention will be explained in detail below based on the embodiment shown in the drawings.
第１図に示す１は、この考案の金属水素化物熱
交換システムの一実施例であり、外槽２と、その
外槽２の一側壁２′を貫通して一端側を槽内に挿
入し横設内蔵された板状ヒートパイプ３…と、そ
の板状ヒートパイプ３…の槽内部分の上面に形成
された金属水素化物充填槽８内に充填された金属
水素化物４，４…とから成つている。 1 shown in FIG. 1 is an embodiment of the metal hydride heat exchange system of this invention, which has an outer tank 2 and one end inserted into the tank by penetrating one side wall 2' of the outer tank 2. From the horizontal built-in plate-shaped heat pipe 3... and the metal hydride 4, 4... filled in the metal hydride filling tank 8 formed on the upper surface of the tank inner part of the plate-shaped heat pipe 3... It is completed.
外槽２は、その内部空間５と連通する水素ガス
通路６を有しており、その水素ガス通路６には、
金属水素化物の飛散を防ぐためのフイルター（図
示せず）が埋め込まれている。 The outer tank 2 has a hydrogen gas passage 6 communicating with its internal space 5, and the hydrogen gas passage 6 includes:
A filter (not shown) is embedded to prevent metal hydride from scattering.
外槽２内に３段に棚状に横設されている板状ヒ
ートパイプ３は、基本的には公知のヒートパイプ
と同じ構造であるが、その外槽２内の部分の上面
７の構造が特異である。 The plate-shaped heat pipes 3 horizontally installed in three tiers in the form of shelves inside the outer tank 2 basically have the same structure as known heat pipes, but the structure of the upper surface 7 of the part inside the outer tank 2 is different. is unique.
すなわち、その上面７は、ヒートパイプの伝熱
方向に細長いくぼみを多数形成するように凹面の
繰り返し構造になつており、これらのくぼみが金
属水素化物充填槽８を形成している。９はヒート
パイプ内面に添着したウイツクであり、例えば網
状の銅や焼結ニツケルからなるものである。１０
は、水、メタノールなど気液２相に変化する作動
液である。 That is, the upper surface 7 has a repeated concave structure so as to form a large number of elongated depressions in the heat transfer direction of the heat pipe, and these depressions form the metal hydride filling tank 8 . A wick 9 is attached to the inner surface of the heat pipe, and is made of, for example, mesh-like copper or sintered nickel. 10
is a working fluid that changes into two gas-liquid phases, such as water and methanol.
金属水素化物４は、素材としては特に限定され
ず公知のものである。これらは外槽２内単に充填
されるのではなく、前記ヒートパイプ３の上面７
が形成する金属水素化物充填槽８内に、分割され
て充填されている。 The material of the metal hydride 4 is not particularly limited and is a known material. These are not simply filled in the outer tank 2, but the upper surface 7 of the heat pipe 3.
The metal hydride is divided and filled in the metal hydride filling tank 8 formed by the metal hydride.
この金属水素化物熱交換システム１は以上のよ
うに構成されているので、従来の熱交換システム
にみられた金属水素化物の微粉化による熱交換器
からの金属水素化物の離脱という問題がなくな
り、金属水素化物と熱交換器との接触面積の減少
も従来に比べてはるかに小さくなる。 Since this metal hydride heat exchange system 1 is configured as described above, the problem of separation of the metal hydride from the heat exchanger due to the pulverization of the metal hydride, which was observed in conventional heat exchange systems, is eliminated. The reduction in the contact area between the metal hydride and the heat exchanger is also much smaller than in the past.
したがつて、この考案の金属水素化物熱交換シ
ステムを用いると、水素の吸収・放出の繰り返し
後においても、効率の安定した熱交換機能を維持
できる。 Therefore, by using the metal hydride heat exchange system of this invention, a stable and efficient heat exchange function can be maintained even after repeated absorption and release of hydrogen.
この考案の熱交換システムの他の実施例として
は、上記実施例における板状ヒートパイプ３をさ
らに多段に密接して積み重ねたもの、あるいは金
属水素化物充填槽８のくぼみの形状がＶ字形やＵ
字形であるものなどが挙げられる。 Other embodiments of the heat exchange system of this invention include those in which the plate heat pipes 3 of the above embodiment are stacked closely in multiple stages, or in which the shape of the recess in the metal hydride filling tank 8 is V-shaped or U-shaped.
Examples include things that are in the form of glyphs.
さらに他の実施例として、ヒートパイプ全体を
波板状構造としたり、また複数の平板状ヒートパ
イプを連結して三角波のように並べるなどしてヒ
ートパイプ上部に金属水素化物充填槽となる凹面
を形成してもよい。 As another example, the entire heat pipe may have a corrugated structure, or a plurality of flat heat pipes may be connected and arranged in a triangular wave pattern to form a concave surface at the top of the heat pipe, which will serve as a metal hydride filling tank. may be formed.
次に第２図に上記熱交換システム１を用いた太
陽熱利用システム１１を示す。 Next, FIG. 2 shows a solar heat utilization system 11 using the heat exchange system 1 described above.
このシステム１１は、太陽熱コレクター１２で
集めた熱エネルギーにより熱負荷１３を稼動させ
るシステムである。集めた熱エネルギーが過剰の
場合には、この考案の熱交換システム１ａ，１ｂ
を含む蓄熱システム２１に蓄熱し、集めた熱エネ
ルギーが不足の場合には、その蓄熱したエネルギ
ーを蓄熱システム２１から取り出して熱負荷１３
を稼動させる。熱負荷１３は例えば冷暖房機であ
る。 This system 11 is a system that operates a heat load 13 using thermal energy collected by a solar collector 12. When the collected thermal energy is excessive, the heat exchange system 1a, 1b of this invention
If the collected thermal energy is insufficient, the stored energy is taken out from the thermal storage system 21 and the thermal load 13 is
operate. The heat load 13 is, for example, an air conditioner.
以下、このシステム１１の作動を説明する。 The operation of this system 11 will be explained below.
(a) 集められた熱エネルギーが、熱負荷１３を稼
動させてなお余る場合、
太陽熱コレクター１２により加熱された熱媒
体（油）は、ポンプ１４によつて循環熱媒体輸
送管１８（実線）を循環し、熱負荷１３を稼動
させ、かつ、熱交換室１５の一室において余剰
の熱エネルギーを熱交換システム１ａのヒート
パイプ３ａに与える。この熱エネルギーによつ
て、外槽２ａ内に金属水素化物Ｍ１から放出さ
れた水素は、開閉弁２２および水素輸送管２３
を通り、もうひとつの熱交換システム１ｂに送
られる。(a) If the collected thermal energy remains after operating the heat load 13, the heat medium (oil) heated by the solar collector 12 is passed through the circulation heat medium transport pipe 18 (solid line) by the pump 14. It circulates, operates the heat load 13, and gives surplus thermal energy to the heat pipe 3a of the heat exchange system 1a in one of the heat exchange chambers 15. Due to this thermal energy, hydrogen released from the metal hydride M1 into the outer tank 2a is transferred to the on-off valve 22 and the hydrogen transport pipe 23.
and is sent to another heat exchange system 1b.
熱交換システム１ｂでは、金属水素化物Ｍ２
が、ヒートパイプ３ｂを通じて、冷却水輸送管
２４を流れる冷却水により冷却されている。そ
こで、水素は金属水素化物Ｍ２に吸収され貯蔵
される。 In the heat exchange system 1b, metal hydride M2
is cooled by the cooling water flowing through the cooling water transport pipe 24 through the heat pipe 3b. There, hydrogen is absorbed and stored in metal hydride M2.
(b) 集められた熱エネルギーが、熱負荷１３を稼
動させるに不足する場合、
太陽熱コレクター１２で集めた熱エネルギー
を直接熱負荷１３には使用できないので、蓄熱
システム２１から取り出した熱エネルギーを使
用する。(b) If the collected thermal energy is insufficient to operate the thermal load 13, the thermal energy collected by the solar collector 12 cannot be directly used for the thermal load 13, so the thermal energy extracted from the thermal storage system 21 is used. do.
ある程度太陽熱コレクター１２で加熱された
熱媒体（油）は、ポンプ２７によつて循環熱媒
体輸送管２８を通つて熱交換室２５に一つの室
に送られ熱交換して循環する。交換された熱エ
ネルギーは、ヒートパイプ３ｂを通じて外槽２
ｂ内の金属水素化物Ｍ２に供給されるので、そ
の金属水素化物Ｍ２より水素が速やかに放出さ
れる。この水素は、開閉弁２２を開き水素輸送
管２３によつて元の外槽２ａにもどり、金属水
素化物Ｍ１に吸収されて熱エネルギーを生じ
る。この熱エネルギーは、ヒートパイプ３ａを
通つて熱交換室１５のもう一つの室に移動し、
熱媒体（水）を加熱する。加熱された熱媒体は
ポンプ１７によつて循環熱媒体輸送管１９を通
つて熱負荷１３に送られ、熱負荷１３を稼動さ
せる。 The heat medium (oil) heated to some extent by the solar heat collector 12 is sent to a heat exchange chamber 25 through a circulating heat medium transport pipe 28 by a pump 27, and is circulated after exchanging heat. The exchanged thermal energy is transferred to the outer tank 2 through the heat pipe 3b.
Since hydrogen is supplied to the metal hydride M2 in b, hydrogen is rapidly released from the metal hydride M2. This hydrogen returns to the original outer tank 2a through the hydrogen transport pipe 23 by opening the on-off valve 22, and is absorbed by the metal hydride M1 to generate thermal energy. This thermal energy moves to another chamber of the heat exchange chamber 15 through the heat pipe 3a,
Heat the heat medium (water). The heated heat medium is sent to the heat load 13 by the pump 17 through the circulating heat medium transport pipe 19 to operate the heat load 13.
さて、上記説明から判るように、上記システム
１１では、熱交換システム１ａ，１ｂにおける熱
交換機能が特に重要である。ところが、これら熱
交換システム１ａ，１ｂは、先に説明したよう
に、安定した熱交換効率で機能しうるものであ
る。そこでシステム１１も従来に比べてはるかに
機能の低下の少ないシステムとなる。 Now, as can be seen from the above description, in the system 11, the heat exchange function in the heat exchange systems 1a and 1b is particularly important. However, as described above, these heat exchange systems 1a and 1b can function with stable heat exchange efficiency. Therefore, the system 11 also becomes a system with far less functional deterioration than the conventional system.
第１図はこの考案の熱交換システムの一実施例
の部分断面斜視図である。第２図は第１図に示す
熱交換システムを用いてなる太陽熱利用システム
の一例の構成説明図である。
１……熱交換システム、２……外槽、３……ヒ
ートパイプ、４……金属水素化物、８……金属水
素化物充填槽。
Fig. 1 is a partially sectional perspective view of one embodiment of the heat exchange system of this invention. Fig. 2 is a schematic diagram of one example of a solar heat utilization system using the heat exchange system shown in Fig. 1. 1... heat exchange system, 2... outer tank, 3... heat pipe, 4... metal hydride, 8... metal hydride filled tank.
Claims (1)
ステムにおいて、外槽の一側壁を貫通して一端
側を槽内に挿入し埋設内蔵されたヒートパイプ
を有し、前記外槽内に位置するヒートパイプの
上面に金属水素化物充填槽となる凹面の繰り返
し構造を形成し、この凹面に金属水素化物を充
填することを特徴とする金属水素化物熱交換シ
ステム。 ２ 凹面の繰り返し構造を有するヒートパイプが
複数個多段に積み重ねられてなる請求の範囲第
１項記載の金属水素化物熱交換システム。[Claims for Utility Model Registration] 1. A hydrogen storage and heat storage system using a metal hydride, which has a heat pipe that penetrates one side wall of an outer tank, has one end inserted into the tank, and is embedded in the tank. A metal hydride heat exchange system characterized in that a concave repeating structure is formed on the upper surface of a heat pipe located in an outer tank to serve as a metal hydride filling tank, and the concave surface is filled with a metal hydride. 2. The metal hydride heat exchange system according to claim 1, wherein a plurality of heat pipes having a repeated concave structure are stacked in multiple stages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981069849U JPS6126784Y2 (en) | 1981-05-13 | 1981-05-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981069849U JPS6126784Y2 (en) | 1981-05-13 | 1981-05-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57183478U JPS57183478U (en) | 1982-11-20 |
| JPS6126784Y2 true JPS6126784Y2 (en) | 1986-08-11 |
Family
ID=29865705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981069849U Expired JPS6126784Y2 (en) | 1981-05-13 | 1981-05-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6126784Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5328096A (en) * | 1976-08-13 | 1978-03-15 | Johnson Matthey Co Ltd | Hydrogen storage apparatus |
-
1981
- 1981-05-13 JP JP1981069849U patent/JPS6126784Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5328096A (en) * | 1976-08-13 | 1978-03-15 | Johnson Matthey Co Ltd | Hydrogen storage apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57183478U (en) | 1982-11-20 |
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