JPH0119011Y2 - - Google Patents
Info
- Publication number
- JPH0119011Y2 JPH0119011Y2 JP1984117192U JP11719284U JPH0119011Y2 JP H0119011 Y2 JPH0119011 Y2 JP H0119011Y2 JP 1984117192 U JP1984117192 U JP 1984117192U JP 11719284 U JP11719284 U JP 11719284U JP H0119011 Y2 JPH0119011 Y2 JP H0119011Y2
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- solar heat
- storage tank
- circuit
- hot water
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000005338 heat storage Methods 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 description 8
- 238000004378 air conditioning Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 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
Landscapes
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
- Central Heating Systems (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は、主として太陽熱集熱器を用いて給
湯・冷暖房を行なう太陽熱利用装置に関する。[Detailed Description of the Invention] [Industrial Field of Application] The present invention relates to a solar heat utilization device that mainly uses a solar heat collector to supply hot water and provide air conditioning and heating.
近年、無尽蔵でかつクリーンなエネルギーであ
る太陽エネルギーを利用した種々の機器の開発が
なされており、その１つとして、ソーラーコレク
タ（太陽熱集熱器）を用いた太陽熱利用システム
が実用に供されている。
In recent years, various devices have been developed that utilize solar energy, which is an inexhaustible and clean source of energy.One of these devices is a solar heat utilization system that uses a solar collector (solar heat collector). There is.
しかしながら、この太陽熱利用システムにあつ
ては、一般に給湯及び暖房に用いるのみであり、
冷房に用いる場合には、吸収式冷凍機を使用しな
ければならないため、装置が複雑かつ大規模にな
り、設備費が嵩ばるという問題がある。
However, this solar heat utilization system is generally only used for hot water supply and space heating.
When used for air conditioning, an absorption refrigerating machine must be used, resulting in a problem that the apparatus becomes complicated and large-scale, and the equipment cost increases.
本考案は上記事情に鑑みてなされたもので、そ
の目的とするところは、冷凍機を用いないで、冷
房を行なうことができ、構造が簡単で施工が容易
な上に、設備コストが安く、年間を通じて給湯・
冷暖房の切換がたやすくできる太陽熱利用装置を
提供することにある。 The present invention was developed in view of the above circumstances, and its purpose is to be able to perform air conditioning without using a refrigerator, to have a simple structure and easy construction, and to have low equipment costs. Hot water supply throughout the year
An object of the present invention is to provide a solar heat utilization device that allows easy switching between air conditioning and heating.
上記目的を達成するために、本考案は、太陽熱
集熱器での集熱温度を検出する第１温度検出器の
出力と上記太陽熱集熱器に供給される流体の温度
を検出する第２温度検出器の出力との差に基づい
て、循環用ポンプを制御する差温回路と、この差
温回路の高温側入力端及び低温側入力端と上記各
温度検出器との接続を切換える接続切換回路と、
この接続切換回路の切換時期を指令する切換制御
回路とを備え、夏期の夜間と日中とで上記差温回
路の各入力端と各温度検出器との接続を切換える
と共に、太陽熱集熱器と貯湯槽と蓄熱槽との間の
循環流路を切換えて太陽熱集熱器で循環流体を放
熱低温化せしめ、もつて冷房を行なうものであ
る。
In order to achieve the above object, the present invention provides an output of a first temperature detector for detecting the heat collection temperature in the solar heat collector and a second temperature detector for detecting the temperature of the fluid supplied to the solar heat collector. A temperature difference circuit that controls the circulation pump based on the difference between the output of the detector and a connection switching circuit that switches the connection between the high temperature side input end and low temperature side input end of this temperature difference circuit and each of the above temperature detectors. and,
It is equipped with a switching control circuit that commands the switching timing of this connection switching circuit, and switches the connection between each input terminal of the temperature difference circuit and each temperature sensor between night and day in summer, and also switches the connection between each input terminal of the temperature difference circuit and each temperature sensor, and between the solar heat collector and the By switching the circulation flow path between the hot water storage tank and the heat storage tank, the circulating fluid is cooled by heat dissipation using a solar heat collector, thereby providing air conditioning.
以下、第１図ないし第３図に基づいて本考案の
一実施例を説明する。
Hereinafter, one embodiment of the present invention will be described based on FIGS. 1 to 3.
図中１，２は、それぞれ屋根等に設置された太
陽熱集熱器であり、これらの太陽熱集熱器１，２
は、流体を循環させる循環用配管３の一端３ａを
介して、第１三方弁４のＡ端に連結されており、
この第１三方弁４のＢ端は、貯湯槽５の内部を通
つて第１三方弁４のＣ端と、第２三方弁６のＤ端
と、蓄熱槽７とに連結されている。上記貯湯槽５
は、冷水ｗを内部で温水ｈに変換するものであ
り、また蓄熱槽７は、土間床として直接、床暖房
あるいは床冷房を行なつたり、あるいは熱交換器
８を接続した熱源タンクとして冷暖房を行なうよ
うにするものである。さらに、蓄熱槽７は第２三
方弁６のＥ端に連結されており、第２三方弁６の
Ｆ端は、循環用ポンプ９に連結されている。そし
て、循環用ポンプ９は、逆止弁１０を介して、循
環用配管３の他端３ｂで分岐して上記太陽熱集熱
器１，２に接続されている。 In the figure, 1 and 2 are solar heat collectors installed on the roof, etc., and these solar heat collectors 1 and 2 are
is connected to the A end of the first three-way valve 4 via one end 3a of the circulation pipe 3 that circulates the fluid,
The B end of the first three-way valve 4 is connected to the C end of the first three-way valve 4, the D end of the second three-way valve 6, and the heat storage tank 7 through the inside of the hot water storage tank 5. Above hot water tank 5
The heat storage tank 7 internally converts cold water w into hot water h, and the heat storage tank 7 can be used as a dirt floor for direct floor heating or floor cooling, or as a heat source tank connected to a heat exchanger 8 for heating and cooling. It is something that you should do. Further, the heat storage tank 7 is connected to the E end of the second three-way valve 6, and the F end of the second three-way valve 6 is connected to the circulation pump 9. The circulation pump 9 is branched at the other end 3b of the circulation pipe 3 and connected to the solar heat collectors 1 and 2 via a check valve 10.
上記太陽熱集熱器１には、この太陽熱集熱器１
内あるいは、集熱器１出口部における配管内部の
流体（水）の集熱温度を検出する温度感知センサ
（第１温度検出器）１１が設置されており、また
上記貯湯槽５及び蓄熱槽７の出口側にあたる第２
三方弁６のＦ端と循環用ポンプ９との間の循環用
配管３内には、内部の流体の温度を検出する温度
感知センサ（第２温度検出器）１２が設置されて
いる。これらの第１、第２温度検出器１１，１２
は、リレーＲの常開接点（ａ接点）a1，a2，a3，
a4と常閉接点（ｂ接点）b1，b2，b3，b4とから成
る接続切換回路１３を介して差温回路（差温サー
モスタツト）１４の低温側入力端L1，L2及び高
温側入力端H1，H2にそれぞれ接続されている。
そして、リレーＲ不動作時には、第１温度検出器
１１が高温側入力端H1，H2に、かつ第２温度検
出器１２が低温側入力端L1，L2にそれぞれ接続
され、また、リレーＲ励磁時には、第１温度検出
器１１が低温側入力端L1，L2にかつ第２温度検
出器１２が高温側入力端H1，H2にそれぞれ接続
されるようになつている。上記差温回路１４は、
高温側入力端があらかじめ任意に決められた設定
値以上であつて低温側入力との温度差が所定値以
上に大きくなつた場合に、上記循環用ポンプ９に
交流電源Ｖから給電して循環用ポンプ９を駆動す
るようになつている。 The above solar heat collector 1 includes this solar heat collector 1
A temperature sensor (first temperature sensor) 11 is installed to detect the heat collection temperature of the fluid (water) inside the pipe or at the outlet of the heat collector 1, and the hot water tank 5 and the heat storage tank 7 The second one on the exit side of
A temperature sensor (second temperature detector) 12 is installed in the circulation pipe 3 between the F end of the three-way valve 6 and the circulation pump 9 to detect the temperature of the internal fluid. These first and second temperature detectors 11 and 12
are the normally open contacts (a contacts) of relay R a 1 , a 2 , a 3 ,
A 4 and normally closed contacts (B contacts) b 1 , b 2 , b 3 , b 4 are connected to the low temperature side input terminals L 1 , L of the differential temperature circuit (differential temperature thermostat) 14 via the connection switching circuit 13 . 2 and high temperature side input terminals H 1 and H 2 respectively.
When the relay R is not operating, the first temperature detector 11 is connected to the high temperature side input terminals H 1 and H 2 , and the second temperature detector 12 is connected to the low temperature side input terminals L 1 and L 2 , respectively. When the relay R is energized, the first temperature detector 11 is connected to the low temperature side input terminals L1 , L2 , and the second temperature detector 12 is connected to the high temperature side input terminals H1 , H2, respectively. The temperature difference circuit 14 is
When the temperature of the high-temperature side input terminal is higher than a predetermined set value and the temperature difference between it and the low-temperature side input becomes greater than a predetermined value, the circulation pump 9 is supplied with power from the AC power source V to perform circulation. It is adapted to drive the pump 9.
上記リレーＲは24時間タイマ（切換制御回路）
１５に接続されており、この24時間タイマ１５
は、スイツチ１６を閉じて交流電源Ｖを接続する
と、上記リレーＲを所定の時間だけ励磁するよう
になつている。 The above relay R is a 24-hour timer (switching control circuit)
15, and this 24 hour timer 15
When the switch 16 is closed and the AC power source V is connected, the relay R is energized for a predetermined time.
次に、上記のように構成された太陽熱利用装置
の作用について説明する。 Next, the operation of the solar heat utilization device configured as described above will be explained.
まず、夏期において、給湯及び冷房運転を行な
う場合には、24時間タイマ１５をセツトし（例え
ば、午後６時から午前６時の間リレーＲが励磁さ
れるようにし）、スイツチ１６を閉じて24時間タ
イマ１５を作動させる。また、夜間（午後６時か
ら午前６時の間）においては、第１三方弁４のＡ
端とＣ端を連通させ、かつ第２三方弁６のＥ端と
Ｆ端を連通させる。この結果、夜間になると、リ
レーＲが励磁され、リレーＲのａ接点a1〜a4が閉
じ、かつｂ接点b1〜b4が開くため、太陽熱集熱器
１部に設置された第１温度検出器１１は、差温回
路１４の低温側入力端L1，L2に接続されると共
に、循環用配管３内に設置された第２温度検出器
１２は、差温回路１４の高温側入力端H1，H2に
接続される。従つて夜間外気や大気輻射により、
第２温度検出器１２の検出温度と第１温度検出器
１１の検出温度との差があらかじめ設定された値
以上になると、差温回路１４は循環用ポンプ９を
作動させるから、流体は、循環用ポンプ９、逆止
弁１０、太陽熱集熱器１，２、第１三方弁４、蓄
熱槽７、第２三方弁６の順に循環する。これによ
り、蓄熱槽７内の熱が太陽熱集熱器１，２から外
部に放出されて蓄熱槽７が冷却される。 First, when performing hot water supply and cooling operations in the summer, set the 24-hour timer 15 (for example, so that relay R is energized from 6 p.m. to 6 a.m.), close the switch 16, and set the 24-hour timer 15. 15 is activated. In addition, at night (between 6 p.m. and 6 a.m.), A of the first three-way valve 4 is
The end and the C end are made to communicate with each other, and the E end and the F end of the second three-way valve 6 are made to communicate with each other. As a result, at night, the relay R is energized, the a contacts a 1 to a 4 of the relay R are closed, and the b contacts b 1 to b 4 are open. The temperature detector 11 is connected to the low temperature side input terminals L 1 and L 2 of the temperature difference circuit 14 , and the second temperature detector 12 installed in the circulation pipe 3 is connected to the high temperature side input terminals of the temperature difference circuit 14 . Connected to input terminals H 1 and H 2 . Therefore, due to outside air and atmospheric radiation at night,
When the difference between the temperature detected by the second temperature sensor 12 and the temperature detected by the first temperature sensor 11 exceeds a preset value, the temperature difference circuit 14 activates the circulation pump 9, so that the fluid is circulated. The pump 9, the check valve 10, the solar heat collectors 1 and 2, the first three-way valve 4, the heat storage tank 7, and the second three-way valve 6 are circulated in this order. Thereby, the heat in the heat storage tank 7 is released from the solar heat collectors 1 and 2 to the outside, and the heat storage tank 7 is cooled.
次いで、日中（午前６時から午後６時の間）に
なると、24時間タイマ１５によつてリレーＲが消
磁されるから、ａ接点a1〜a4が開き、ｂ接点b1〜
b4が閉じる。このため、第１温度検出器１１が、
差温回路１４の高温側入力端H1，H2に、かつ第
２温度検出器１２が、低温側入力端L1，L2に接
続される。また、第１三方弁４のＡ端とＢ端を連
通させ、かつ第２三方弁６のＤ端とＦ端を連通さ
せる。この結果、日中、太陽熱集熱器１，２の温
度が上がつて、第１温度検出器１１の検出温度と
第２温度検出器１２の検出温度との差が設定値以
上になると、差温回路１４により循環用ポンプ９
が作動して、流体が、循環用ポンプ９、逆止弁１
０、太陽熱集熱器１，２、第１三方弁４、貯湯槽
５、第２三方弁６の順に循環する。これにより、
太陽熱集熱器１，２によつて集められた熱は、貯
湯槽５に送られる。 Then, during the day (between 6 a.m. and 6 p.m.), the relay R is demagnetized by the 24-hour timer 15, so the a contacts a1 to a4 open and the b contacts b1 to b
b 4 closes. For this reason, the first temperature detector 11
The second temperature detector 12 is connected to the high temperature side input terminals H 1 , H 2 of the temperature difference circuit 14 and to the low temperature side input terminals L 1 , L 2 . Further, the A end and B end of the first three-way valve 4 are made to communicate with each other, and the D end and F end of the second three-way valve 6 are made to communicate with each other. As a result, when the temperature of the solar heat collectors 1 and 2 rises during the day and the difference between the temperature detected by the first temperature detector 11 and the temperature detected by the second temperature detector 12 exceeds the set value, the difference Circulation pump 9 via hot circuit 14
operates, and the fluid flows through the circulation pump 9 and check valve 1.
0, solar heat collectors 1 and 2, first three-way valve 4, hot water storage tank 5, and second three-way valve 6. This results in
Heat collected by the solar heat collectors 1 and 2 is sent to a hot water storage tank 5.
このようにして、夏期の夜間においては、太陽
熱集熱器１，２を放熱器として利用して、蓄熱槽
７を冷却し、この冷却された蓄熱槽７を用いて日
中の室内の冷房を行なう一方、日中の太陽熱集熱
器１，２によつて集められた熱は貯湯槽５に貯え
られて給湯に使用される。 In this way, at night in summer, the solar heat collectors 1 and 2 are used as radiators to cool the heat storage tank 7, and the cooled heat storage tank 7 is used to cool the room during the day. Meanwhile, the heat collected by the solar heat collectors 1 and 2 during the day is stored in the hot water storage tank 5 and used for hot water supply.
次に、春、秋等の中間期において、給湯運転の
みを行なう場合には、スイツチ１６を開いて、24
時間タイマ１５を作動させないから、第１温度検
出器１１が差温回路１４の高温側入力端H1，H2
に、かつ第２温度検出器１２が低温側入力端L1，
L2に接続される。また、第１三方弁４のＡ端と
Ｂ端を連通させ、かつ、第２三方弁６のＤ端とＦ
端を連通させる。この結果、日中、太陽熱集熱器
１，２の温度が上昇し、第１温度検出器１１の出
力と第２温度検出器１２の出力との差が設定値以
上になると、差温回路１４により循環用ポンプ９
が作動して、流体が循環用ポンプ９、逆止弁１
０、太陽熱集熱器１，２、第１三方弁４、貯湯槽
５、第２三方弁６の順に循環する。これにより、
太陽熱集熱器１，２によつて集められた熱は貯湯
槽５に送られ、貯えられて、給湯に利用される。 Next, when only hot water supply operation is to be performed during intermediate periods such as spring and autumn, open switch 16 and
Since the timer 15 is not activated, the first temperature detector 11 is connected to the high temperature side input terminals H 1 and H 2 of the temperature difference circuit 14.
, and the second temperature sensor 12 is connected to the low temperature side input terminal L 1 ,
Connected to L 2 . Further, the A end and the B end of the first three-way valve 4 are made to communicate with each other, and the D end and the F end of the second three-way valve 6 are made to communicate with each other.
Connect the ends. As a result, when the temperature of the solar heat collectors 1 and 2 rises during the day and the difference between the output of the first temperature detector 11 and the output of the second temperature detector 12 exceeds the set value, the temperature difference circuit 14 Circulation pump 9
operates, and the fluid flows through the circulation pump 9 and check valve 1.
0, solar heat collectors 1 and 2, first three-way valve 4, hot water storage tank 5, and second three-way valve 6. This results in
The heat collected by the solar heat collectors 1 and 2 is sent to a hot water storage tank 5, where it is stored and used for hot water supply.
さらに、冬期において、給湯、暖房運転を行な
う場合には、スイツチ１６を開いた状態にして、
第１温度検出器１１を差温回路１４の高温側入力
端H1，H2に、かつ第２温度検出器１２を低温側
入力端L1，L2に接続すると共に、第１三方弁４
のＡ端とＢ端を、また第２三方弁６のＥ端とＦ端
を連通させる。この結果、日中、太陽熱集熱器
１，２の温度が上昇し、第１温度検出器１１の出
力と第２温度検出器１２の出力との差が設定値以
上になると、循環用ポンプ９が作動して流体が、
循環用ポンプ９、逆止弁１０、太陽熱集熱器１，
２、第１三方弁４、貯湯槽５、蓄熱槽７、第２三
方弁６の順に循環する。これにより、太陽熱集熱
器１，２によつて集められた熱は貯湯槽５及び蓄
熱槽７に送られ、給湯及び暖房に利用される。 Furthermore, when performing hot water supply or heating operation in winter, the switch 16 is kept open.
The first temperature detector 11 is connected to the high temperature side input ends H 1 , H 2 of the temperature difference circuit 14 , and the second temperature sensor 12 is connected to the low temperature side input ends L 1 , L 2 , and the first three-way valve 4
and the E and F ends of the second three-way valve 6 are communicated. As a result, when the temperature of the solar heat collectors 1 and 2 rises during the day and the difference between the output of the first temperature detector 11 and the output of the second temperature detector 12 exceeds the set value, the circulation pump 9 operates and the fluid
Circulation pump 9, check valve 10, solar heat collector 1,
2. The water circulates through the first three-way valve 4, the hot water tank 5, the heat storage tank 7, and the second three-way valve 6 in this order. Thereby, the heat collected by the solar heat collectors 1 and 2 is sent to the hot water storage tank 5 and the heat storage tank 7, and is used for hot water supply and space heating.
以上説明したように、本考案は、太陽熱集熱器
での集熱温度を検出する第１温度検出器の出力と
上記太陽熱集熱器に供給される流体の温度を検出
する第２温度検出器の出力との差に基づいて、差
温回路により循環用ポンプを制御し、かつ切換制
御回路の指令により上記差温回路の高温側入力端
及び低温側入力端と上記各温度検出器との接続を
切換えるようにしたものであるから、夏期の夜間
と日中とで上記接続を切換えることによつて、太
陽熱集熱器で循環流体を放熱により温度低下せし
め、もつて冷凍機を用いずに冷房を行なうことが
できると共に、その他の期間の給湯、暖房運転も
たやすく行なうことができ、かつ構造が簡単で施
工が容易な上に、設備コストが安い等優れた効果
を有する。
As explained above, the present invention provides an output of a first temperature detector for detecting the temperature of collected heat in a solar heat collector and a second temperature detector for detecting the temperature of the fluid supplied to the solar heat collector. The circulation pump is controlled by the temperature difference circuit based on the difference between the output of By switching the above connection between night and day in summer, the temperature of the circulating fluid is lowered by heat radiation in the solar heat collector, and air conditioning can be achieved without using a refrigerator. In addition, hot water supply and heating operation during other periods can be easily performed, and the structure is simple and construction is easy, and the equipment cost is low.
第１図ないし第３図は本考案の一実施例を示す
もので、第１図は概略配管図、第２図は差温回路
の接続図、第３図は24時間タイマの接続図であ
る。
１，２……太陽熱集熱器、３……循環用配管、
４……第１三方弁、５……貯湯槽、６……第２三
方弁、７……蓄熱槽、９……循環用ポンプ、１１
……温度感知センサ（第１温度検出器）、１２…
…温度感知センサ（第２温度検出器）、１３……
接続切換回路、１４……差温回路（差温サーモス
タツト）、１５……24時間タイマ（切換制御回
路）、H1，H2……高温側入力端、L1，L2……低
温側入力端。
Figures 1 to 3 show an embodiment of the present invention, where Figure 1 is a schematic piping diagram, Figure 2 is a connection diagram of a temperature difference circuit, and Figure 3 is a connection diagram of a 24-hour timer. . 1, 2...Solar heat collector, 3...Circulation piping,
4... First three-way valve, 5... Hot water storage tank, 6... Second three-way valve, 7... Heat storage tank, 9... Circulation pump, 11
...Temperature sensing sensor (first temperature detector), 12...
...Temperature sensing sensor (second temperature detector), 13...
Connection switching circuit, 14...Differential temperature circuit (differential temperature thermostat), 15...24 hour timer (switching control circuit), H1 , H2 ...High temperature side input terminal, L1 , L2 ...Low temperature side input end.
Claims (1)
する循環用配管で連結して成る太陽熱利用装置に
おいて、上記太陽熱集熱器での集熱温度を検出す
る第１温度検出器と、上記太陽熱集熱器に供給さ
れる流体の温度を検出する第２温度検出器と、上
記第１温度検出器の出力と第２温度検出器の出力
との差に基づいて循環用ポンプを制御する差温回
路と、この差温回路の高温側入力端及び低温側入
力端と上記各温度検出器との接続を切換える接続
切換回路と、この接続切換回路の切換時期を指令
する切換制御回路とを具備したことを特徴とする
太陽熱利用装置。 In a solar heat utilization device comprising a solar heat collector, a hot water storage tank, and a heat storage tank connected by a circulation pipe having a switching valve, a first temperature detector for detecting the heat collection temperature in the solar heat collector; a second temperature detector that detects the temperature of the fluid supplied to the solar heat collector; and a difference that controls the circulation pump based on the difference between the output of the first temperature detector and the output of the second temperature detector. It is equipped with a temperature circuit, a connection switching circuit that switches the connection between the high temperature side input terminal and low temperature side input terminal of this differential temperature circuit and each of the above temperature detectors, and a switching control circuit that commands the switching timing of this connection switching circuit. A solar heat utilization device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984117192U JPS6134057U (en) | 1984-07-31 | 1984-07-31 | solar heat utilization equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984117192U JPS6134057U (en) | 1984-07-31 | 1984-07-31 | solar heat utilization equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6134057U JPS6134057U (en) | 1986-03-01 |
| JPH0119011Y2 true JPH0119011Y2 (en) | 1989-06-02 |
Family
ID=30676101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984117192U Granted JPS6134057U (en) | 1984-07-31 | 1984-07-31 | solar heat utilization equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6134057U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4993384B2 (en) * | 2008-07-18 | 2012-08-08 | 東京瓦斯株式会社 | Air conditioning system |
-
1984
- 1984-07-31 JP JP1984117192U patent/JPS6134057U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6134057U (en) | 1986-03-01 |
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