JPH0454862B2 - - Google Patents

Info

Publication number
JPH0454862B2
JPH0454862B2 JP62051960A JP5196087A JPH0454862B2 JP H0454862 B2 JPH0454862 B2 JP H0454862B2 JP 62051960 A JP62051960 A JP 62051960A JP 5196087 A JP5196087 A JP 5196087A JP H0454862 B2 JPH0454862 B2 JP H0454862B2
Authority
JP
Japan
Prior art keywords
heat
heat storage
collecting plate
partition
temperature
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
Application number
JP62051960A
Other languages
Japanese (ja)
Other versions
JPS63220044A (en
Inventor
Hozumi Yamada
Shiro Hozumi
Masahiro Kawai
Hitoo Morino
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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.)
Filing date
Publication date
Application filed by Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP62051960A priority Critical patent/JPS63220044A/en
Publication of JPS63220044A publication Critical patent/JPS63220044A/en
Publication of JPH0454862B2 publication Critical patent/JPH0454862B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers

Description

【発明の詳細な説明】 産業上の利用分野 本発明は、住宅などにおける太陽熱利用システ
ムにおける集蓄熱器に関するものである。
DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a heat collector and storage device in a solar heat utilization system in a house or the like.

従来の技術 従来、住宅における太陽熱利用システムは、強
制循環型と自然循環型があつた。どちらも、太陽
熱を集熱する部分と、蓄熱する部分に分かれてお
り、強制循環型は熱媒の搬送を強制循環ポンプで
行い、自然循環型は熱媒の温度差による自然対流
で行なつていた。
Conventional technology Conventionally, solar heat utilization systems for houses have been of forced circulation type or natural circulation type. Both types are divided into a part that collects solar heat and a part that stores heat.Forced circulation types use forced circulation pumps to transport the heat medium, while natural circulation types use natural convection due to temperature differences in the heat medium. Ta.

強制循環型は第6図のように、集熱可能時に強
制循環ポンプ62で送り管63を通つて、集熱部
に熱媒を送り、返り管64で蓄熱部65へ返り、
集熱部61で集熱された熱を蓄熱していた。蓄熱
した熱を負荷側への送り管66と負荷側からの返
り管67で、給湯や空調に利用していた。
As shown in FIG. 6, in the forced circulation type, when heat collection is possible, the forced circulation pump 62 sends the heat medium to the heat collection section through the feed pipe 63, and the heat medium is returned to the heat storage section 65 through the return pipe 64.
The heat collected by the heat collecting section 61 was stored. The stored heat was used for hot water supply and air conditioning through a feed pipe 66 to the load side and a return pipe 67 from the load side.

また、自然循環型は第7図のように、集熱部7
1で集熱された熱により、集熱板79付近の熱媒
の温度が上昇し、比重が小さくなり浮力が生じ
る。これにより、集熱部71の上層部から蓄熱部
75への返り管74を通る流れが生じる。それと
同時に、蓄熱部75からの送り管73から流路7
8を通つて集熱部71の下層部にも同量が流れ
る。このように、集熱中は、比重差による圧力差
で対流が生じ、蓄熱部への熱移動が可能となる。
In addition, in the natural circulation type, as shown in Figure 7, the heat collecting part 7
Due to the heat collected in step 1, the temperature of the heat medium near the heat collecting plate 79 increases, the specific gravity decreases, and buoyancy occurs. This causes a flow from the upper layer of the heat collecting section 71 to the heat storage section 75 through the return pipe 74. At the same time, from the feed pipe 73 from the heat storage section 75 to the flow path 7
The same amount also flows through 8 to the lower layer of the heat collecting section 71 . In this way, during heat collection, convection occurs due to the pressure difference due to the difference in specific gravity, and heat transfer to the heat storage section becomes possible.

発明が解決しようとする問題点 従来の上記のようなシステムにおいて、まず強
制循環型のシステムでは、集熱部と蓄熱部の位置
は自由であるが太陽熱を集熱するのに熱媒の搬送
動力を必要とし、必ずしも省エネルギーのシステ
ムではない。また、自然循環式のシステムは、集
熱時は動力を必要とせず省エネルギーではある
が、日射が終了し、大気に対しての放熱が始まる
と、集熱時とは逆方向の流れが生じ、蓄熱部の熱
を放熱するように働く。
Problems to be Solved by the Invention In the conventional systems as described above, first, in forced circulation type systems, the positions of the heat collecting part and the heat storage part are free, but the transport power of the heat medium is required to collect solar heat. It is not necessarily an energy-saving system. In addition, natural circulation systems do not require power when collecting heat and are energy saving, but when the solar radiation ends and heat begins to be radiated to the atmosphere, a flow occurs in the opposite direction to that during heat collection. Works to radiate heat from the heat storage section.

これを阻止しようとすると、第3図のように蓄
熱部5は集熱部1の上方に設置しなければならな
い。建物への設置を考えた場合、蓄熱部と集熱部
は一体化することが、意匠上の大きな訴求点とな
るが、従来の自然循環式では、これが、不可能で
あつた。
To prevent this, the heat storage section 5 must be installed above the heat collection section 1 as shown in FIG. When considering installation in a building, a major design appeal is to integrate the heat storage section and the heat collection section, but this has not been possible with conventional natural circulation systems.

本発明は、これらの問題点を解決し、搬送動力
を必要とせず省エネルギーで、なおかつ建物に対
して納まりのいい太陽熱利用システムを提供しよ
うとするものである。
The present invention aims to solve these problems and provide a solar heat utilization system that does not require transport power, is energy saving, and can be easily accommodated in buildings.

問題点を解決するための手段 この目的を達成するために、集蓄熱器の蓄熱槽
内部に断熱性のある仕切りを設置し、その上方と
下方に開口部を設け、下方の開口部に、仕切りと
集熱板の間でかつ下方の開口部よりも上方に設置
された形状記憶合金で開閉する弁を設置する。ま
た、仕切られた二つの空間を集熱部と蓄熱部にわ
け、仕切りの位置を集熱部側に寄せることにより
集熱部の熱容量を蓄熱部の熱容量より小さくす
る。
Means for solving the problem In order to achieve this objective, a heat insulating partition is installed inside the heat storage tank of the heat collector, openings are provided above and below the partition, and the partition is placed in the lower opening. A valve that opens and closes using a shape memory alloy is installed between the heat collector plate and the heat collector plate and above the lower opening. Furthermore, by dividing the two partitioned spaces into a heat collecting section and a heat storage section, and moving the partition closer to the heat collecting section, the heat capacity of the heat collecting section is made smaller than that of the heat storage section.

作 用 これにより、集熱中は搬送動力を必要とせず集
熱部から蓄熱部への熱移動が可能となり、又、集
熱部の熱容量が小さいため、仕切りが無い場合と
比較して効率が良く、夜間の放熱が少なく、なお
かつ建物に対して納まりのいい太陽熱利用システ
ムを提供しようとするものである。
Effect: During heat collection, heat can be transferred from the heat collection part to the heat storage part without the need for transport power, and since the heat capacity of the heat collection part is small, it is more efficient than when there is no partition. The aim is to provide a solar heat utilization system that radiates less heat at night and can be easily accommodated in buildings.

実施例 以下本発明の実施例について図面を参照しなが
ら説明する。第1図は、本発明の断面図である。
筐体17に、集熱板9を取り付け密閉空気層をへ
だてて、外側にガラス10を設置する。集熱板9
の裏側に接して水を満たした蓄熱槽をおく。この
液体は凍結を防止するため不凍液であつてもよ
い。蓄熱槽の内部に集熱板9に近く断熱性を有す
る仕切り11を設ける。この仕切り11は蓄熱槽
を集熱部11と蓄熱部5にわけるものであり、上
方と下方に開口部があり弁12を下部の開口部に
設置する。形状記憶合金13は集熱部1の下部の
開口部よりも上方に設置し、弁12と接続する。
この形状記憶合金は、たわみを持たせた状態で記
憶処理を行ない、低温で縮み高温で伸びるような
圧縮コイルばねを用いる。これは、Ti−Ni合金
でつくられており、5degのヒステリシスを設け
弁の開温度を30℃、閉温度を25℃とする。これら
の設定温度は、低温で集熱し毎日使い切る場合
は、上記の温度よりも低目に設定し、高温の温度
を必要とする場合は、ヒステリシスを大き目にし
て、各々の設定温度を高くする。蓄熱部の利用は
熱交換器16を蓄熱部5内に設置し、負荷への送
り管6と負荷からの返り管7を接続する。集蓄熱
器下部の詳細断面図を第2図に示す。弁12はち
ようつがい20で、仕切り11に取り付け、棒2
3と棒22で形状記憶合金13に接続されてい
る。棒22と棒23は棒19によつて可動方向を
変えており棒19は回転支持部18によつて、仕
切り11とつながつている。また、開口部の下部
にはストツパー15を設ける。この図の弁は開い
た状態である。
Embodiments Examples of the present invention will be described below with reference to the drawings. FIG. 1 is a cross-sectional view of the present invention.
A heat collecting plate 9 is attached to a casing 17, a sealed air layer is separated, and a glass 10 is installed on the outside. Heat collecting plate 9
A heat storage tank filled with water is placed next to the back side of the This liquid may be antifreeze to prevent freezing. A partition 11 having heat insulation properties is provided inside the heat storage tank near the heat collecting plate 9. This partition 11 divides the heat storage tank into a heat collection part 11 and a heat storage part 5, and has openings at the upper and lower sides, and a valve 12 is installed in the lower opening. The shape memory alloy 13 is installed above the opening at the bottom of the heat collecting section 1 and connected to the valve 12 .
This shape memory alloy undergoes memory treatment in a flexed state, and uses a compression coil spring that contracts at low temperatures and expands at high temperatures. This is made of Ti-Ni alloy and has 5 degrees of hysteresis, with the valve opening temperature at 30°C and closing temperature at 25°C. When collecting heat at a low temperature and using it every day, these set temperatures are set lower than the above temperatures, and when a high temperature is required, the hysteresis is increased and each set temperature is set higher. To utilize the heat storage section, a heat exchanger 16 is installed in the heat storage section 5, and a feed pipe 6 to the load and a return pipe 7 from the load are connected. A detailed sectional view of the lower part of the heat collector is shown in Figure 2. The valve 12 is attached to the partition 11 with a chimney pair 20, and the rod 2
3 and a rod 22 connected to the shape memory alloy 13. The rods 22 and 23 have their movable directions changed by a rod 19, and the rod 19 is connected to the partition 11 by a rotary support 18. Further, a stopper 15 is provided at the bottom of the opening. The valve in this figure is in the open position.

以下、本発明の集蓄熱器の作用を説明する。夜
間は、大気への放射のため集熱部1の温度は外気
温度付近まで低下している。そのため、形状記憶
合金13付近の温度は設定の25℃より低下してお
り、第1図のように縮んで弁12を閉にするた
め、集熱部1から蓄熱部5への水の流れ込みは非
常に少ない。日射が始まると集熱板9で集熱を行
う。この時、集熱部1のなかの集熱板9付近の水
は、温度上昇し比重が小さくなり、圧力差が生
じ、集熱部1を下から上へ流れる流れが発生す
る。この流れで、形状記憶合金13付近の温度が
上昇してくる。周囲温度が形状記憶合金13が伸
びる温度30℃まで上昇すると、第2図のように形
状記憶合金13は伸びて弁12を押し、下方の開
口部が開放となる。このときの流れを第3図に示
す。開放となつた当初は蓄熱部5の下層部の低温
度の水が流れこんでくるため、一時的に形状記憶
合金13付近の温度は低下する。設定温度の
5degのヒステリシスにより形状記憶合金13の
ハンチングが防止される。また、形状記憶合金1
3は下部の開口部より上方に設置しているため、
蓄熱部5からの水は加熱されて形状記憶合金13
付近に達する。このため一時的な温度低下は
5deg以上になりにくい。
Hereinafter, the operation of the heat collector and storage device of the present invention will be explained. At night, the temperature of the heat collecting section 1 drops to near the outside air temperature due to radiation to the atmosphere. Therefore, the temperature near the shape memory alloy 13 is lower than the set value of 25°C, and as it contracts as shown in Figure 1 and closes the valve 12, water does not flow from the heat collection section 1 to the heat storage section 5. Very few. When solar radiation starts, the heat collecting plate 9 collects heat. At this time, the temperature of the water near the heat collecting plate 9 in the heat collecting section 1 rises and its specific gravity decreases, creating a pressure difference and generating a flow flowing through the heat collecting section 1 from the bottom to the top. With this flow, the temperature near the shape memory alloy 13 increases. When the ambient temperature rises to 30° C., the temperature at which the shape memory alloy 13 stretches, the shape memory alloy 13 stretches and pushes the valve 12, opening the lower opening, as shown in FIG. The flow at this time is shown in FIG. Initially, when the heat storage section 5 is opened, low-temperature water from the lower layer of the heat storage section 5 flows in, so that the temperature near the shape memory alloy 13 temporarily decreases. set temperature
Hunting of the shape memory alloy 13 is prevented by the hysteresis of 5 degrees. In addition, shape memory alloy 1
3 is installed above the opening at the bottom, so
The water from the heat storage section 5 is heated to form a shape memory alloy 13.
reach nearby. Therefore, the temporary temperature drop
It is difficult to exceed 5deg.

弁12が開となつたことにより、集熱部1の中
で循環していた流れが、蓄熱部5までまわり、蓄
熱部5を加熱していく。これにより、蓄熱部5
に、太陽熱が蓄えられていく。また、集熱部1か
ら蓄熱部5への流れの速さは、集熱部1の熱容量
が小さいほど、温度上昇が大きくなり、比重差が
大きくなるため、流れも速くなる。これにより、
集熱板9付近の熱伝達が促進され効率が上がる。
When the valve 12 is opened, the flow that has been circulating in the heat collecting section 1 circulates to the heat storage section 5 and heats the heat storage section 5. As a result, the heat storage section 5
The sun's heat is stored. Moreover, the flow speed from the heat collecting part 1 to the heat storage part 5 becomes faster as the heat capacity of the heat collecting part 1 becomes smaller, because the temperature rise becomes larger and the difference in specific gravity becomes larger. This results in
Heat transfer near the heat collecting plate 9 is promoted and efficiency is increased.

一方、集熱が終わると、集熱板9が大気への放
射で冷やされ集熱部1の中を冷却された水が上方
から下方へ流れ、再び形状記憶合金13の周辺の
温度が25℃以下に低下し、第1図のように形状記
憶合金13が縮み弁12を動かす。ストツパー1
5と、弁12で下方の開口部は閉じられる。さら
に、冷却がすすむと、第4図のように集熱部1内
の水のみが循環し蓄熱部5の温度低下は防止され
る。仕切り11は、断熱性があるため、仕切り1
1を通じての蓄熱部5からの熱伝導による熱損失
は少ない。
On the other hand, when the heat collection is finished, the heat collection plate 9 is cooled by radiation to the atmosphere, and the cooled water inside the heat collection part 1 flows from above to below, and the temperature around the shape memory alloy 13 increases to 25°C again. The shape memory alloy 13 contracts and moves the valve 12 as shown in FIG. stopper 1
5 and a valve 12 closes the lower opening. Further, when the cooling progresses, only the water in the heat collecting section 1 is circulated as shown in FIG. 4, and a drop in the temperature of the heat storage section 5 is prevented. Since the partition 11 has insulation properties, the partition 1
Heat loss due to heat conduction from the heat storage section 5 through the heat storage section 1 is small.

このようにして、蓄えられた熱を使うには、第
1図のような例がある。蓄熱部5に熱交換器16
を直接入れて、蓄熱部5の水と熱交換するもので
ある。負荷へは、返り管6で送られ、返り管7で
返つてくる。また、この集蓄熱器の空調システム
への応用例をあげる。第5図は、圧縮機24、四
方弁25、凝縮器27、膨張弁28、蒸発器26
で構成されるヒートポンプ空調機において、低外
気温時の暖房能力の低下、除霜運転の発生を防止
するため、循環ポンプ30で、蓄熱部5の水を直
接、予熱熱交換器29に送るシステム例である。
つまり、蓄熱部5の熱を外気の予熱に利用したシ
ステムである。冬季、低外気温時、暖房能力が下
がり、蒸発器21への霜付きが発生する。このと
き、除霜運転を行うため、冷凍サイクルを逆にし
なければならず、従来、暖房運転は行えなかつ
た。つまり暖房能力も小さくなり、成績係数も悪
くなつていた。本発明の集蓄熱器を利用すれば、
外気温の低いときは熱交換器29に蓄熱部5の水
を直接送ることにより、蒸発器26への導入外気
温度が上昇し、暖房能力の低下も防止できシステ
ム全体の効率があがる。
An example of using the stored heat in this way is shown in Figure 1. Heat exchanger 16 in heat storage section 5
is directly introduced to exchange heat with the water in the heat storage section 5. It is sent to the load through a return pipe 6 and returned through a return pipe 7. We will also give an example of the application of this heat collector to an air conditioning system. FIG. 5 shows a compressor 24, a four-way valve 25, a condenser 27, an expansion valve 28, and an evaporator 26.
In a heat pump air conditioner configured with a heat pump air conditioner, in order to prevent a decrease in heating capacity and the occurrence of defrosting operation at low outside temperatures, a system in which water from the heat storage section 5 is sent directly to the preheating heat exchanger 29 using the circulation pump 30. This is an example.
In other words, this is a system that uses the heat of the heat storage section 5 to preheat outside air. In winter, when the outside temperature is low, heating capacity decreases and frost builds up on the evaporator 21. At this time, in order to perform defrosting operation, the refrigeration cycle must be reversed, and conventionally heating operation was not possible. In other words, the heating capacity was getting smaller and the coefficient of performance was getting worse. By using the heat collector and storage device of the present invention,
When the outside temperature is low, by sending water from the heat storage section 5 directly to the heat exchanger 29, the outside air temperature introduced into the evaporator 26 increases, preventing a decrease in heating capacity and increasing the efficiency of the entire system.

発明の効果 この集蓄熱器により、集熱部の温度に反応する
形状記憶合金を用い、集熱可能温度のときは弁を
開け、集熱部の温度が低下(集熱終了)すると下
部開口部の弁を閉じ、対流による熱損失を防止す
ると同時に断熱性を有する仕切りより更に蓄熱部
からの熱損失を少なくできる効果がある。また、
仕切りを集熱板近傍に設けることで集熱部の熱容
量を極力少なくでき集蓄熱器筐体に対する蓄熱部
を大きくできる。さらに動力無しで効率の良い集
熱を行うことができ、また、集熱部と蓄熱部を一
体化することが可能となり、建築物に対して、納
まりの良い、太陽熱利用システムが提供できる。
これらの、実用的効果は大なるものがある。
Effects of the Invention This heat collector and storage device uses a shape memory alloy that reacts to the temperature of the heat collecting part, and when the temperature at which heat collection is possible is reached, the valve is opened, and when the temperature of the heat collecting part falls (heat collection is completed), the lower opening opens. This has the effect of closing the valve and preventing heat loss due to convection, while at the same time reducing heat loss from the heat storage part even more than a partition with insulation properties. Also,
By providing the partition near the heat collecting plate, the heat capacity of the heat collecting portion can be minimized and the heat storage portion relative to the heat collecting and storage device housing can be enlarged. Furthermore, efficient heat collection can be performed without power, and the heat collection part and the heat storage part can be integrated, making it possible to provide a solar heat utilization system that fits well in buildings.
These have great practical effects.

【図面の簡単な説明】[Brief explanation of drawings]

第1図は本発明の一実施例の集蓄熱器の断面
図、第2図は同集蓄熱器の下部の拡大図、第3図
は同集蓄熱器の集熱時の流れ図、第4図は蓄熱器
の放熱中の流れ図、第5図は空調機室外熱交換器
の導入外気予熱に利用したシステム構成図、第6
図および第7図は従来例の太陽熱利用システムの
構成図である。 1……集熱部、5……蓄熱部、9……集熱板、
11……仕切り、12……弁、13……形状記憶
合金。
Fig. 1 is a sectional view of a heat collector and storage device according to an embodiment of the present invention, Fig. 2 is an enlarged view of the lower part of the heat collection and storage device, Fig. 3 is a flowchart when heat is collected by the heat collection and storage device, and Fig. 4 Figure 5 is a flowchart of heat dissipation from the heat storage device, Figure 5 is a system configuration diagram used to preheat the outside air introduced into the air conditioner outdoor heat exchanger, and Figure 6 is a diagram of the system configuration used for preheating the outside air.
FIG. 7 and FIG. 7 are configuration diagrams of a conventional solar heat utilization system. 1... heat collection section, 5... heat storage section, 9... heat collection plate,
11... Partition, 12... Valve, 13... Shape memory alloy.

Claims (1)

【特許請求の範囲】[Claims] 1 太陽光線を受け、それを熱に変換するための
集熱板と、前記集熱板を空間をへだてて覆うカバ
ーガラスと、液状蓄熱材を満たし前記集熱板の裏
面に接して設けられた蓄熱槽と、前記空間と前記
蓄熱槽を外界に対して断熱する筐体よりなり、前
記蓄熱槽内に断熱性を有する仕切りを前記蓄熱槽
の中心よりも前記集熱板の近傍に設け、前記仕切
りの上方と下方に開口部を設け、下方の開口部
に、前記仕切りと前記集熱板の間でかつ前記下方
の開口部よりも上方に設置された形状記憶合金で
開閉を行なう弁を有する集蓄熱器。
1. A heat collecting plate for receiving sunlight and converting it into heat, a cover glass that covers the heat collecting plate with a space between the heat collecting plate, and a cover glass filled with a liquid heat storage material and provided in contact with the back surface of the heat collecting plate. It consists of a heat storage tank and a casing that insulates the space and the heat storage tank from the outside world, a partition having heat insulation properties is provided in the heat storage tank closer to the heat collecting plate than the center of the heat storage tank, and the A heat collection and storage device having openings above and below the partition, and the lower opening having a valve that opens and closes with a shape memory alloy installed between the partition and the heat collecting plate and above the lower opening. vessel.
JP62051960A 1987-03-09 1987-03-09 Heat collecting and accumulating apparatus Granted JPS63220044A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62051960A JPS63220044A (en) 1987-03-09 1987-03-09 Heat collecting and accumulating apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62051960A JPS63220044A (en) 1987-03-09 1987-03-09 Heat collecting and accumulating apparatus

Publications (2)

Publication Number Publication Date
JPS63220044A JPS63220044A (en) 1988-09-13
JPH0454862B2 true JPH0454862B2 (en) 1992-09-01

Family

ID=12901430

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62051960A Granted JPS63220044A (en) 1987-03-09 1987-03-09 Heat collecting and accumulating apparatus

Country Status (1)

Country Link
JP (1) JPS63220044A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102270949B (en) * 2010-06-07 2014-06-11 李佳雪 Double-wing solar thermoelectric generation collector with metal runner
CN102270947B (en) * 2010-06-07 2014-03-12 李佳雪 Vertical row type solar temperature difference generating heat collector with metal runners
JP5696421B2 (en) * 2010-10-12 2015-04-08 Jfeスチール株式会社 Operation method of furnace equipment
CN113757779B (en) * 2021-08-03 2023-06-20 重庆优菲特科技有限公司 Insulation sleeve for heat insulation of heating pipeline

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346298A (en) * 1976-10-08 1978-04-25 Toshiba Corp Laser oscillator
JPS5833061A (en) * 1981-08-21 1983-02-26 Matsushita Electric Ind Co Ltd Solar heat collector

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5346298A (en) * 1976-10-08 1978-04-25 Toshiba Corp Laser oscillator
JPS5833061A (en) * 1981-08-21 1983-02-26 Matsushita Electric Ind Co Ltd Solar heat collector

Also Published As

Publication number Publication date
JPS63220044A (en) 1988-09-13

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