JPH03225160A - Solar energy collecting device - Google Patents
Solar energy collecting deviceInfo
- Publication number
- JPH03225160A JPH03225160A JP2022987A JP2298790A JPH03225160A JP H03225160 A JPH03225160 A JP H03225160A JP 2022987 A JP2022987 A JP 2022987A JP 2298790 A JP2298790 A JP 2298790A JP H03225160 A JPH03225160 A JP H03225160A
- Authority
- JP
- Japan
- Prior art keywords
- solar
- heat
- solar heat
- storage tank
- solar cell
- 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
- 238000005338 heat storage Methods 0.000 claims description 51
- 238000011084 recovery Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 238000009825 accumulation Methods 0.000 abstract 15
- 238000000034 method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 230000005855 radiation Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000758 substrate Substances 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
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は太陽エネルギー回収装置に関し、特に太陽エネ
ルギーから熱エネルギーと電気エネルギーとを回収する
太陽エネルギー回収装置に関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a solar energy recovery device, and more particularly to a solar energy recovery device that recovers thermal energy and electrical energy from solar energy.
（従来の技術）
従来から、太陽熱集熱器の集熱板に太陽電池を取付け、
集熱板の裏面側に熱媒の通水路を構成する集熱管を取付
けて、太陽電池で太陽エネルギーを電気エネルギーに変
換するとともに、熱媒で太陽エネルギーを熱エネルギー
として回収するいわゆるハイブリッド型の太陽エネルギ
ー回収装置があった。(Conventional technology) Conventionally, solar cells have been attached to the heat collection plate of a solar heat collector.
This is a so-called hybrid type solar system, in which a heat collection tube that forms a heat medium passageway is attached to the back side of the heat collection plate, and solar cells convert solar energy into electrical energy, while a heat medium recovers solar energy as thermal energy. There was an energy recovery device.
（発明が解決しようとする問題点）
ところが、この従来の太陽エネルギー回収装置では、熱
エネルギーは一般家庭の日常生活で十分に使用できるだ
けのものが回収できる反面、電気エネルギーは変換効率
が低いことなどの要因で常に不足気味であるという問題
があった。特に、電気エネルギーは、例えば第３図に示
す太陽電池素子の温度特性図のように、素子温度が上昇
すると太陽電池素子の短絡電流ｌ５Ｃ（Ａ）は若干上昇
するものの、開放電圧Ｖ。ｃ（Ｖ）と最大出力Ｐ−１８
（Ｗ）とは大幅に低下する。したがって、太陽電池は素
子温度が低い状態で使用した方が多くの電気エネルギー
を回収できることになる。ところが、従来の太陽エネル
ギー回収装置では、熱エネルギーの回収よりも、電気エ
ネルギーの回収を優先させたいような事態が生じてもそ
れに対応できないとともに、熱エネルギーの回収が過剰
気味になっても電気エネルギーの回収を優先させること
はできないという問題があった。(Problems to be solved by the invention) However, while this conventional solar energy recovery device can recover enough heat energy to be used in the daily life of a general household, it has a low conversion efficiency when it comes to electrical energy. There was a problem that there was always a shortage due to this factor. In particular, as shown in the temperature characteristic diagram of the solar cell element shown in FIG. 3, for example, when the element temperature rises, the electrical energy increases the short circuit current l5C (A) of the solar cell element, although the short circuit current l5C(A) of the solar cell element increases slightly. c(V) and maximum output P-18
(W) is significantly lower. Therefore, a solar cell can recover more electrical energy when used at a lower element temperature. However, with conventional solar energy recovery equipment, it is not possible to respond to situations in which it is desired to prioritize the recovery of electrical energy over the recovery of thermal energy, and even if the recovery of thermal energy becomes excessive, it is difficult to recover electrical energy. There was a problem that collection could not be given priority.
本発明はこのような背景のもとに案出されたものであり
、熱エネルギーよりも電気エネルギーを優先して回収す
ることができる太陽エネルギー回収装置を提供すること
を目的とするものである。The present invention was devised against this background, and an object of the present invention is to provide a solar energy recovery device that can recover electrical energy with priority over thermal energy.
（問題点を解決するための手段）
第１の本発明によれば、太陽熱を薬熟する太陽熱集熱器
と、集熱された熱を蓄える蓄熱槽とを環状に接続して熱
媒の循環回路を形成するとともに、前記太陽熱集熱器に
太陽光を受光して起電力を発生する太陽電池を取着した
太陽エネルギー回収装置において、前記蓄熱槽として温
度レベルの異なる熱を別々に蓄える複数の蓄熱槽を設け
、該複数の蓄熱槽のうちのいずれかから選択的に前記太
陽熱集熱器に熱媒を供給する切替弁を設けたことを特徴
とする太陽エネルギー回収装置が提供され、そのことに
より上記目的が達成される。(Means for Solving the Problems) According to the first invention, a solar heat collector that absorbs solar heat and a heat storage tank that stores the collected heat are connected in an annular manner to circulate a heat medium. In a solar energy recovery device in which a solar cell is attached to the solar heat collector to form a circuit and generate an electromotive force by receiving sunlight, a plurality of solar cells are used as the heat storage tank to separately store heat at different temperature levels. A solar energy recovery device is provided, characterized in that a heat storage tank is provided, and a switching valve is provided for selectively supplying a heat medium to the solar heat collector from any one of the plurality of heat storage tanks, The above objective is achieved.
また、第２の発明によれば、太陽熱を集熱する太陽熱集
熱器と、集熱された熱を蓄える貯湯槽とを環状に接続し
て熱媒の循環回路を形成するとともに、前記太陽熱集熱
器に太陽光を受光して起電力を発生する太陽電池を取着
した太陽エネルギー回収装置において、前記蓄熱槽に温
度レベルの異なる熱を蓄える領域を複数設け、該複数の
領域のうちのいずれかから選択的に前記太陽熱集熱器に
熱媒を供給する切替弁を設けたことを特徴とする太陽エ
ネルギー回収装置が提供され、そのことにより上記目的
が達成される。Further, according to the second invention, a solar heat collector that collects solar heat and a hot water storage tank that stores the collected heat are connected in a ring to form a circulation circuit for a heat medium, and the solar heat collector In a solar energy recovery device in which a solar cell that generates an electromotive force by receiving sunlight is attached to a heating device, a plurality of regions for storing heat at different temperature levels are provided in the heat storage tank, and any one of the plurality of regions is provided. There is provided a solar energy recovery device characterized by providing a switching valve for selectively supplying a heat medium to the solar heat collector, thereby achieving the above object.
（作用）
上記のように構成することにより、熱エネルギーよりも
電気エネルギーを優先して回収したい場合、より低温の
熱媒を太陽熱集熱器に送り込むことができ、もって太陽
電池の素子温度が低下して太陽電池の出力特性が向上し
、もって太陽電池から高出力が得られるようになる。(Function) With the above configuration, when it is desired to recover electrical energy with priority over thermal energy, a lower temperature heat medium can be sent to the solar collector, thereby reducing the element temperature of the solar cell. As a result, the output characteristics of solar cells are improved, and high output can be obtained from solar cells.
（実施例） 以下、本発明を添付図面に基づき詳細に説明する。(Example) Hereinafter, the present invention will be explained in detail based on the accompanying drawings.
第１図は、第１の発明に係る太陽エネルギー回収装置の
システム構成を示す図である。FIG. 1 is a diagram showing a system configuration of a solar energy recovery device according to a first invention.
第１図において、１は太陽熱集熱器、２．３は太陽熱集
熱器で回収した熱エネルギーを蓄える蓄熱槽、４は水な
どからなる熱媒を強制的に循環させるための循環ポンプ
である。In Figure 1, 1 is a solar heat collector, 2.3 is a heat storage tank that stores the thermal energy recovered by the solar heat collector, and 4 is a circulation pump for forcibly circulating a heat medium such as water. .
前記太陽熱集熱器ｌは、熱媒の通水路となる集熱管１ａ
と、太陽熱を集熱するための集熱板１ｂと、集熱板１ｂ
に取着された太陽電池ＩＣとから主として構成されてい
る。集熱管１ａと集熱板１ｂは、銅、鉄、アルミニウム
などの金属材料で形成され、太陽電池１ｃはシリコン基
板などに半導体接合部を設は太陽光を受けて起電力を発
生するように形成されている。この太陽電池ＩＣは、例
えばその起電力を蓄電池に充電してまたは充電せずに例
えば商用電源との系統電源として例えば空調装置などを
駆動するための電源として用いられる。The solar heat collector 1 includes a heat collecting pipe 1a that serves as a passageway for the heat medium.
, a heat collecting plate 1b for collecting solar heat, and a heat collecting plate 1b
It mainly consists of a solar cell IC attached to a solar cell IC. The heat collecting tube 1a and the heat collecting plate 1b are formed of metal materials such as copper, iron, aluminum, etc., and the solar cell 1c is formed so that it receives sunlight and generates an electromotive force by providing a semiconductor junction on a silicon substrate or the like. has been done. This solar cell IC is used, for example, as a power source for driving, for example, an air conditioner, as a system power source with a commercial power source, with or without charging the electromotive force into a storage battery.
前記蓄熱槽２．３は、比較的高温の熱エネルギを蓄える
高温側蓄熱槽２と、比較的低温の熱エネルギを蓄える低
温側蓄熱槽３とで構成されている。The heat storage tank 2.3 is composed of a high temperature side heat storage tank 2 that stores relatively high temperature thermal energy, and a low temperature side heat storage tank 3 that stores relatively low temperature thermal energy.
この蓄熱槽２．３には、太陽熱集熱器１で集熱した熱媒
が流入する流入口２ａ、３ａと蓄熱槽２．３内の熱媒を
太陽熱集熱器１に送る送出口２ｂ、３ｂが設けられてい
る。また、低温側蓄熱槽３には、市水を送り込む配管３
Ｃが接続されており、高温側蓄熱槽２には、湯を出湯す
る出湯管２Ｃが設けられている。さらに、高温側蓄熱槽
２と低温側蓄熱槽３との間には、低温側蓄熱槽３内の高
所の湯を高温側蓄熱槽２の低所に送り込む配管２ｄが設
けられている。高温側蓄熱槽２と低温側蓄熱槽３とは、
蓄熱槽２．３内にそれぞれ熱交換器を設けて太陽熱集熱
器１で集熱した熱を蓄熱槽内の水と熱交換して熱を蓄え
るようにしてもよく、また蓄熱槽２．３内の水を直接熱
媒として太陽熱集熱器１に送り込むようにしてもよい。The heat storage tank 2.3 includes inlets 2a and 3a through which the heat medium collected by the solar heat collector 1 flows, and an outlet 2b that sends the heat medium in the heat storage tank 2.3 to the solar heat collector 1. 3b is provided. In addition, a pipe 3 that sends city water to the low-temperature side heat storage tank 3
C is connected, and the high temperature side heat storage tank 2 is provided with a hot water outlet pipe 2C for discharging hot water. Further, between the high temperature side heat storage tank 2 and the low temperature side heat storage tank 3, a pipe 2d is provided for sending hot water from a high place in the low temperature side heat storage tank 3 to a low place in the high temperature side heat storage tank 2. The high temperature side heat storage tank 2 and the low temperature side heat storage tank 3 are:
A heat exchanger may be provided in each of the heat storage tanks 2.3 to exchange heat collected by the solar heat collector 1 with water in the heat storage tank to store heat. The water inside the solar heat collector 1 may be directly sent to the solar heat collector 1 as a heat medium.
前記太陽熱集熱器１と蓄熱槽２．３との間には、太陽熱
集熱器１からの熱媒を高温側蓄熱槽２または低温側蓄熱
槽３のいづれかに選択して送り込む第１の切替弁５が設
けられているとともに、蓄熱槽２．３と循環ポンプ４と
の間には太陽熱集熱器１へ熱媒を高温側蓄熱槽２または
低温側蓄熱槽３のいづれかから選択して送り込む第２の
切替弁６が設けられている。この切替弁５．６は、三方
電動弁や三方電磁弁で構成される。Between the solar heat collector 1 and the heat storage tank 2.3, there is a first switch which selects and sends the heat medium from the solar heat collector 1 to either the high temperature side heat storage tank 2 or the low temperature side heat storage tank 3. A valve 5 is provided between the heat storage tank 2.3 and the circulation pump 4, and a heat medium is selectively sent to the solar heat collector 1 from either the high temperature side heat storage tank 2 or the low temperature side heat storage tank 3. A second switching valve 6 is provided. This switching valve 5.6 is composed of a three-way electric valve or a three-way solenoid valve.
上述のように構成した太陽エネルギー回収システムでは
、日射量と太陽電池素子ＩＣの出力電圧を検知して、日
射量に対して太陽電池ＩＣの出力電圧が一定値以下のと
き、低温側蓄熱槽３から太陽熱集熱器ｌに熱媒を供給し
、日射量に対して太陽電池ＩＣの出力電圧が一定値以上
のとき、高温側蓄熱槽２から太陽熱集熱器１に熱媒を供
給するように第２の切替弁６を制御したり、太陽電池Ｉ
Ｃによって駆動される負荷の負荷電流を検知して、負荷
電流が一定値以上となったときに低温側蓄熱槽３から太
陽熱集熱器１に熱媒を供給し、負荷電流が一定値以下と
なったときに高温側蓄熱槽２から太陽熱集熱器１に熱媒
を供給するように第２の切替弁６を制御したり、太陽電
池ＩＣの素子温度を検知して、素子温度が一定値以上の
とき、低温側蓄熱槽３から太陽熱集熱器１に熱媒を供給
し、素子温度が一定値以下のとき、高温側蓄熱槽２から
太陽熱集熱器１に熱媒を供給するように第２の切替弁６
を制御する。In the solar energy recovery system configured as described above, the amount of solar radiation and the output voltage of the solar cell IC are detected, and when the output voltage of the solar cell IC is below a certain value with respect to the amount of solar radiation, the low temperature side heat storage tank 3 A heat medium is supplied from the high temperature side heat storage tank 2 to the solar heat collector 1, and when the output voltage of the solar cell IC is a certain value or more with respect to the amount of solar radiation, the heat medium is supplied from the high temperature side heat storage tank 2 to the solar heat collector 1. It controls the second switching valve 6, and controls the solar cell I.
The load current of the load driven by C is detected, and when the load current exceeds a certain value, a heat medium is supplied from the low temperature side heat storage tank 3 to the solar heat collector 1, and when the load current becomes below a certain value. The second switching valve 6 is controlled to supply the heat medium from the high-temperature side heat storage tank 2 to the solar heat collector 1 when In the above case, the heat medium is supplied from the low temperature side heat storage tank 3 to the solar heat collector 1, and when the element temperature is below a certain value, the heat medium is supplied from the high temperature side heat storage tank 2 to the solar heat collector 1. Second switching valve 6
control.
したがって、太陽電池１の素子温度が高くなって出力が
低下したり、負荷電流が大きくなって太陽電池ＩＣから
高出力が要求されるようになると太陽電池１ｃが冷却さ
れ、高出力が得られるようになる。Therefore, when the element temperature of the solar cell 1 increases and the output decreases, or when the load current increases and a high output is required from the solar cell IC, the solar cell 1c is cooled down so that high output can be obtained. become.
第２図は、第２の発明に係る太陽エネルギー回収装置の
一実施例を示す概略構成図である。FIG. 2 is a schematic configuration diagram showing an embodiment of the solar energy recovery device according to the second invention.
第２図において、１１は太陽熱集熱器、１２は太陽熱集
熱器で回収した熱エネルギーを蓄える蓄熱槽、１４は水
などからなる熱媒を強制的に循環させるための循環ポン
プである。In FIG. 2, 11 is a solar heat collector, 12 is a heat storage tank for storing the thermal energy recovered by the solar heat collector, and 14 is a circulation pump for forcibly circulating a heat medium such as water.
太陽熱集熱器１１と循環ポンプ１４とは、第１の発明と
同様であるので説明を省略する。The solar heat collector 11 and the circulation pump 14 are the same as those in the first invention, so their explanation will be omitted.
前記蓄熱槽１２内は、比較的高温の湯を蓄える高温域１
２ａと比較的低温の湯を蓄える低温域１２ｂとで構成さ
れている。高温域１２ａの低所には太陽熱集熱器１１か
らの熱媒を戻すための戻り口１２ｃが設けられており、
低温域１２ｂの低所には蓄熱槽１２内に市水を供給する
供給管１２ｄが、また蓄熱槽１２の高所には蓄熱槽１２
内の湯を出湯する出湯管１２ｅがそれぞれ設けられてい
る。また、高温域１２ａと低温域１２ｂとの低所にはそ
れぞれ蓄熱槽１２内の熱媒を太陽熱集熱器１１に送る送
出口１２ｆ、１２ｇがそれぞれ設けられている。この送
出口１２ｆ、１２ｇと循環ポンプ１４との間には、高温
域１２ａまたは低温域１２ｂのいづれかから選択して熱
媒を太陽熱集熱器１１に送り込む切替弁１５が設けられ
ている。Inside the heat storage tank 12 is a high temperature area 1 where relatively high temperature hot water is stored.
2a and a low-temperature area 12b that stores relatively low-temperature hot water. A return port 12c for returning the heat medium from the solar heat collector 11 is provided at a lower part of the high temperature area 12a,
A supply pipe 12d that supplies city water into the heat storage tank 12 is located at a low point in the low temperature region 12b, and a supply pipe 12d that supplies city water to the heat storage tank 12 is located at a high point in the heat storage tank 12.
A hot water outlet pipe 12e for discharging the hot water inside is provided respectively. In addition, outlet ports 12f and 12g for sending the heat medium in the heat storage tank 12 to the solar heat collector 11 are provided at low points in the high temperature region 12a and the low temperature region 12b, respectively. A switching valve 15 is provided between the outlet ports 12f, 12g and the circulation pump 14 to select either the high temperature region 12a or the low temperature region 12b and send the heat medium to the solar heat collector 11.
上述のように構成した太陽エネルギー回収システムでは
、日射量と太陽電池素子の出力電圧を検知して、日射量
に対して太陽電池素子の出力電圧が一定値以下のとき、
低温域１２ａから太陽熱集熱器１に熱媒を供給し、日射
量に対して太陽電池の出力電圧が一定値以上のとき、高
温域１２ｂから太陽熱集熱器１１に熱媒を供給するよう
に切替弁１５を制御したり、太陽電池によって駆動され
る負荷の負荷電流を検知して、負荷電流が一定値以上と
なったときに低温域１２ｂから太陽熱集熱器１１に熱媒
を供給し、負荷電流が一定値以下となったときに高温域
１２ａから太陽熱集熱器１１に熱媒を供給するように切
替弁１５を制御したり、太陽電池の素子温度を検知して
、素子温度が一定値以上のとき、低温域１２ｂから太陽
熱集熱器１１に熱媒を供給し、素子温度が一定値以下の
とき、高温域１２ａから太陽熱集熱器１１に熱媒を供給
するように切替弁１５を制御する。In the solar energy recovery system configured as described above, the amount of solar radiation and the output voltage of the solar cell element are detected, and when the output voltage of the solar cell element is less than a certain value with respect to the amount of solar radiation,
A heat medium is supplied from the low temperature region 12a to the solar heat collector 1, and when the output voltage of the solar cell is a certain value or more with respect to the amount of solar radiation, the heat medium is supplied from the high temperature region 12b to the solar heat collector 11. Controlling the switching valve 15, detecting the load current of the load driven by the solar cell, and supplying the heat medium from the low temperature region 12b to the solar heat collector 11 when the load current exceeds a certain value, The switching valve 15 is controlled to supply heat medium from the high temperature region 12a to the solar heat collector 11 when the load current is below a certain value, or the element temperature of the solar cell is detected to maintain the element temperature constant. The switching valve 15 is configured to supply the heating medium from the low temperature region 12b to the solar heat collector 11 when the temperature is above the specified value, and to supply the heat medium from the high temperature region 12a to the solar heat collector 11 when the element temperature is below a certain value. control.
したがって、太陽電池の素子温度が高くなって出力が低
下したり、負荷電流が大きくなって太陽電池から高出力
が要求されるようになると太陽電池が冷却され、高出力
が得られるようになる。Therefore, when the element temperature of the solar cell increases and the output decreases, or when the load current increases and a high output is required from the solar cell, the solar cell is cooled and high output can be obtained.
（発明の効果）
以上のように、第１の発明に係る太陽エネルギー回収装
置によれば、太陽熱集熱器と循環ポンプとの間に温度レ
ベルの異なる熱を別々に蓄える複数の蓄熱槽を設け、複
数の蓄熱槽のうちのいずれかから選択的に前記太陽熱集
熱器に熱媒を供給する切替弁を設けたことから、熱エネ
ルギーよりも電気エネルギーを優先して回収することが
できる太陽エネルギー回収装置の提供が可能となる。(Effect of the invention) As described above, according to the solar energy recovery device according to the first invention, a plurality of heat storage tanks that separately store heat at different temperature levels are provided between the solar heat collector and the circulation pump. , solar energy that can be recovered with priority given to electrical energy over thermal energy, since a switching valve is provided to selectively supply a heating medium to the solar collector from one of the plurality of heat storage tanks. It becomes possible to provide collection equipment.
また、第２の発明に係る太陽エネルギー回収装置によれ
ば、蓄熱槽に温度レベルの異なる熱を蓄える領域を複数
設け、該複数の領域のうちのいずれかから選択的に前記
太陽熱集熱器に熱媒を供給する切替弁を設けたことから
、蓄熱槽が一つの場合でも、熱エネルギーよりも電気エ
ネルギーを優先して回収することができる太陽エネルギ
ー回収装置の提供が可能となる。Further, according to the solar energy recovery device according to the second invention, a plurality of regions for storing heat at different temperature levels are provided in the heat storage tank, and the solar heat collector is selectively connected to one of the plurality of regions. Since the switching valve for supplying the heat medium is provided, even when there is only one heat storage tank, it is possible to provide a solar energy recovery device that can recover electrical energy with priority over thermal energy.
【図面の簡単な説明】
第１図は第１の発明に係る太陽エネルギー回収装置の一
実施例を示す概略構成図、第２図は第２の発明に係る太
陽エネルギー回収装置の一実施例を示す概略構成図、第
３図は太陽電池の温度特性を示す図である。
１、１１
２．３．１２
２ａ
２ｂ
４、１４
５、１５
二太陽熱集熱器
：蓄熱槽
：高温側蓄熱槽
：低温側蓄熱槽
：高温域
：低温域
：循環ポンプ
：切替弁[BRIEF DESCRIPTION OF THE DRAWINGS] Fig. 1 is a schematic configuration diagram showing an embodiment of the solar energy recovery device according to the first invention, and Fig. 2 shows an embodiment of the solar energy recovery device according to the second invention. The schematic configuration diagram shown in FIG. 3 is a diagram showing the temperature characteristics of the solar cell. 1, 11 2.3.12 2a 2b 4, 14 5, 15 2 Solar heat collector: Heat storage tank: High temperature side heat storage tank: Low temperature side heat storage tank: High temperature range: Low temperature range: Circulation pump: Switching valve
Claims (2)
を蓄える蓄熱槽とを環状に接続して熱媒の循環回路を形
成するとともに、前記太陽熱集熱器に太陽光を受光して
起電力を発生する太陽電池を取着した太陽エネルギー回
収装置において、 前記蓄熱槽として温度レベルの異なる熱を別々に蓄える
複数の蓄熱槽を設け、該複数の蓄熱槽のうちのいずれか
から選択的に前記太陽熱集熱器に熱媒を供給する切替弁
を設けたことを特徴とする太陽エネルギー回収装置。(1) A solar heat collector that collects solar heat and a heat storage tank that stores the collected heat are connected in a ring to form a heat medium circulation circuit, and the solar heat collector receives sunlight. In a solar energy recovery device equipped with a solar cell that generates an electromotive force, a plurality of heat storage tanks are provided as the heat storage tanks that separately store heat at different temperature levels, and a A solar energy recovery device comprising a switching valve that selectively supplies a heat medium to the solar heat collector.
を蓄える貯湯槽とを環状に接続して熱媒の循環回路を形
成するとともに、前記太陽熱集熱器に太陽光を受光して
起電力を発生する太陽電池を取着した太陽エネルギー回
収装置において、 前記蓄熱槽に温度レベルの異なる熱を蓄える領域を複数
設け、該複数の領域のうちのいずれかから選択的に前記
太陽熱集熱器に熱媒を供給する切替弁を設けたことを特
徴とする太陽エネルギー回収装置。(2) A solar heat collector that collects solar heat and a hot water storage tank that stores the collected heat are connected in a ring to form a heat medium circulation circuit, and the solar heat collector receives sunlight. In the solar energy recovery device equipped with a solar cell that generates an electromotive force, the heat storage tank is provided with a plurality of regions that store heat at different temperature levels, and the solar heat is selectively absorbed from one of the plurality of regions. A solar energy recovery device characterized by being provided with a switching valve that supplies a heat medium to a heat collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022987A JPH03225160A (en) | 1990-01-31 | 1990-01-31 | Solar energy collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022987A JPH03225160A (en) | 1990-01-31 | 1990-01-31 | Solar energy collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03225160A true JPH03225160A (en) | 1991-10-04 |
Family
ID=12097896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022987A Pending JPH03225160A (en) | 1990-01-31 | 1990-01-31 | Solar energy collecting device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03225160A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008111650A (en) * | 2006-10-05 | 2008-05-15 | Matsushita Electric Ind Co Ltd | Photovoltaic power generation/heat collection composite utilization device |
| WO2010135165A2 (en) * | 2009-05-18 | 2010-11-25 | Saint-Gobain Ceramics & Plastics, Inc. | Thermal energy storage apparatus |
| JP2014062726A (en) * | 2012-06-29 | 2014-04-10 | Panasonic Corp | Tank system and control method of the same |
-
1990
- 1990-01-31 JP JP2022987A patent/JPH03225160A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008111650A (en) * | 2006-10-05 | 2008-05-15 | Matsushita Electric Ind Co Ltd | Photovoltaic power generation/heat collection composite utilization device |
| WO2010135165A2 (en) * | 2009-05-18 | 2010-11-25 | Saint-Gobain Ceramics & Plastics, Inc. | Thermal energy storage apparatus |
| WO2010135165A3 (en) * | 2009-05-18 | 2011-03-31 | Saint-Gobain Ceramics & Plastics, Inc. | Thermal energy storage apparatus |
| CN102713457A (en) * | 2009-05-18 | 2012-10-03 | 圣戈本陶瓷及塑料股份有限公司 | Thermal energy storage apparatus |
| JP2014062726A (en) * | 2012-06-29 | 2014-04-10 | Panasonic Corp | Tank system and control method of the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5871859A (en) | Quick charge battery with thermal management | |
| EP3051217B1 (en) | Photovoltaic air conditioning system | |
| US20020121298A1 (en) | Combined solar electric power and liquid heat transfer collector panel | |
| CN107139738B (en) | Charging equalization method and alternating current-direct current dual-purpose charging pile | |
| EP3477764B1 (en) | Battery energy storage system with two-phase cooling | |
| KR100770360B1 (en) | Multi-apparatus for solar heat and solar light | |
| CN108134113A (en) | A kind of reversible high temperature SOFC thermoelectric energies intelligence control system and method | |
| JPH03225160A (en) | Solar energy collecting device | |
| JP4746165B2 (en) | Energy supply equipment | |
| JP4531490B2 (en) | Solar heat combined utilization system, operation control method thereof, program, and recording medium | |
| JP4628074B2 (en) | Electricity consumption equipment and cogeneration system | |
| JP2012156040A (en) | Hybrid power generating system | |
| KR100309507B1 (en) | Power generation and heat storing system using solar energy | |
| KR20240032473A (en) | Energy Storage System | |
| JPH0566065A (en) | Solar heat pump room heater/cooler hot water supplying apparatus | |
| JPH11289783A (en) | Solar generator | |
| CN210851939U (en) | A temperature regulation apparatus in car for car energy saving and emission reduction | |
| JP6264414B1 (en) | Fuel cell system and operation method thereof | |
| JPS58158455A (en) | Combination of solar cell and heat pump using solar heat and air as heat source | |
| JP2002034161A (en) | Building equipped with fuel cell | |
| JPH07234020A (en) | Hybrid type solar system | |
| KR20200093959A (en) | An Thermoelectric Generation Apparatus and Control method thereof | |
| JP2015087033A (en) | Solar energy utilization system | |
| KR20140092974A (en) | Solar thermal & photovoltaics hybrid system and its control method for anti-overheating with dc electricity | |
| JP2012064832A (en) | Photovoltaic heat utilization system |