JPS60196550A - Solar heat collecting device - Google Patents

Solar heat collecting device

Info

Publication number
JPS60196550A
JPS60196550A JP59052519A JP5251984A JPS60196550A JP S60196550 A JPS60196550 A JP S60196550A JP 59052519 A JP59052519 A JP 59052519A JP 5251984 A JP5251984 A JP 5251984A JP S60196550 A JPS60196550 A JP S60196550A
Authority
JP
Japan
Prior art keywords
heat
storage tank
hot water
heat collector
feeding device
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
Application number
JP59052519A
Other languages
Japanese (ja)
Inventor
Kazuyuki Iwamura
岩村 和行
Takashi Sawada
敬 澤田
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP59052519A priority Critical patent/JPS60196550A/en
Publication of JPS60196550A publication Critical patent/JPS60196550A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00Domestic hot-water supply systems
    • F24D17/0015Domestic hot-water supply systems using solar energy
    • F24D17/0021Domestic hot-water supply systems using solar energy with accumulation of the heated water
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • F24D19/0095Devices for preventing damage by freezing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)

Abstract

PURPOSE:To prevent an open type water feeding device from freezing and at the same time enhance the heat collecting efficiency by a structure wherein the water feeding device is installed between a hot water storage tank and the inlet of a heat collector and a heat exchanger to recover the heat of the working liquid, which leaves the hot water storage tank and returns to the heat collector, is provided in a tank housed in the water feeding device. CONSTITUTION:The high temperature working liquid, which has collected heat at a heat collector 1, flows through the outlet 1a out of the heat collector 1 and, after being cooled down to medium temperature by being heat-exchanged in a hot water storage tank 2, further flows toward the light 1b of the heat collector 1. At that time, the working liquid pre-heats the water 7 in the interior of the water feeding device 6 by passing through a heat exchanger 8 provided in the water feeding device 6. The pre-heating of feed water supplied to the hot water storage tank 2 as mentioned above can prevent the interior of the water feeding device from being frozen and at the same time results to heat the feed water somewhat and enhance the heat collecting efficiency of a solar heat collecting device.

Description

【発明の詳細な説明】 産業−にの利用分野 本発[叫は太陽熱を集然し、貯湯タンクに蓄熱する太陽
熱集熱装置における貯湯タンクへの給水方法に関する。
DETAILED DESCRIPTION OF THE INVENTION FIELD OF INDUSTRIAL APPLICATION The present invention relates to a method of supplying water to a hot water storage tank in a solar heat collection device that collects solar heat and stores it in a hot water storage tank.

従来例の構吠とその問題点 従来この種の太陽だト集熱装置は第1図に示すように、
集熱器1と貯湯タンク2とを循珊ホース3で連結し、内
部の作動′e(図示せず)をポンプ4て循環させること
により集熱器1で集熱した太陽熱を集熱器の出[コ1a
から流出p+、貯)易タンク2内で熱交換させた後作動
液は集熱器の入口1bに戻るシステムであった9寸だ、
この場合の貯l易タンクへσ)給水は、貯湯タンク2お
よび最高位置の出湯口5より」二方に設けられた開放環
(の給水装置によっていた、この構成では給水装ji′
/ 6が開放型であるため、貯湯タンク2の耐水圧強度
は水位差に削えねばよくそれほど必要でないため例えば
樹脂相和1のような安(llllな材わて(11^戎す
ることがてへ、捷た給水装置ffi“が貯湯タンク2お
よび最高位置に設けられた出湯口5より上方に設けられ
ているため、出ン易口5での出湯圧力は給/l(装置7
6との水位差により(1(ff保さね、貯湯タンク2と
出湯口5との間に加圧用ポンプを設ける必要がない等の
理由により安価なシステムであった。しかし、特に冬期
のように外気温が低下する場合は、給水装置6が多少の
断り(拐で覆われていたとしても、長時間外気に晒され
ているだめ、内部の水7が凍結してしまったり、貯湯タ
ンク2への給水温度が低下してL4い、集熱効率が低く
なるという間鴨を有していた。また一方、凍結を防ぐだ
めのヒータも準備されたが、電気代を必要とするため家
庭用太陽熱システムとしてあ捷り採用されていなかった
Conventional structure and its problems Conventionally, this type of solar heat collector is as shown in Figure 1.
The heat collector 1 and the hot water storage tank 2 are connected by a circulation hose 3, and the internal operation 'e (not shown) is circulated by a pump 4, so that the solar heat collected by the heat collector 1 is transferred to the heat collector. Out [ko 1a
After exchanging heat in tank 2, the working fluid returns to the inlet 1b of the heat collector.
In this case, water was supplied to the storage tank from the hot water storage tank 2 and the highest-position hot water outlet 5 by an open ring (water supply device) provided on both sides. In this configuration, the water supply device ji'
/ 6 is an open type, so the water pressure resistance strength of the hot water storage tank 2 is not so necessary as long as it can be reduced to the water level difference. Furthermore, since the drained water supply device ffi" is provided above the hot water storage tank 2 and the hot water outlet 5 provided at the highest position, the hot water outlet pressure at the easy outlet 5 is equal to supply/l (device 7
It was an inexpensive system because there was no need to install a pressurizing pump between the hot water storage tank 2 and the hot water outlet 5. If the outside temperature drops, the water supply device 6 may be exposed to the outside air for a long time, even if it is covered with dirt. The problem was that the temperature of the water supply to L4 was lowered, and the heat collection efficiency was lowered.On the other hand, heaters were also prepared to prevent freezing, but because they required electricity bills, they were not used for household solar heating. It was not adopted as a system.

発明の目的 本発明はかかる従来の問題を解消するもので、貯湯タン
ク7へ給水するだめの開放型給水装置の凍結防止と太陽
熱集熱装置の集熱効率の向上を図り、安価な家庭用太陽
熱集熱装置を提供することを目的とする。
Purpose of the Invention The present invention solves such conventional problems, and aims to prevent freezing of the open water supply device that supplies water to the hot water storage tank 7 and improve the heat collection efficiency of the solar heat collection device, thereby providing an inexpensive solar heat collection device for home use. The purpose is to provide a thermal device.

発明の構成 この目的を遠吠するために本発明は、給水装置を貯湯タ
ンクと集熱器入口との間に設けるとともに給水装置内部
に内蔵するタンク内に貯湯タンクから出て集熱器へ戻る
作動液の熱を回収するだめの熱交換器を設けたものであ
る。
Structure of the Invention In order to achieve this objective, the present invention provides a water supply device between the hot water storage tank and the inlet of the heat collector, and a tank built into the water supply device so that the water flows out from the hot water storage tank and returns to the heat collector. It is equipped with a heat exchanger to recover the heat of the working fluid.

この構成によって貯湯タンクにて熱交換した後の中温の
作動液は、給水装置内の水を幾分か加熱し、凍結防止と
集熱効率の向上に効果を有する。
With this configuration, the medium-temperature working fluid after heat exchange in the hot water storage tank somewhat heats the water in the water supply device, which is effective in preventing freezing and improving heat collection efficiency.

実施例の説明 以下、本発明の一実施例を第2図を用いて説明する。な
お、笑納図中、第1図と同一部品については、同一番号
を付している。第2図は本発明の一実施例における太陽
熱集熱装置を示したもので、1は太陽熱を集熱する集熱
器で出口1a、入口1bをもつ。2は集熱器1で集熱し
た熱を蓄熱する貯湯タンクであり、集熱器1との間を循
環ホース3により連結されている。捷だ循環ホース3の
内部では作動液(図示せず)が、ポンプ4の動力を受け
て循環する。一方貯湯タンク2への給水は、貯湯タンク
2上部および出湯口5の最高位置よりも高い位置で、集
熱器人口1bとの間の任意の位M、 K設けられた開放
型の給水装置6より行う。また貯湯タンク2から出た循
環ボース3内の作動液は、集熱器入口1bに戻る間に、
給水装置内部 上記の構成において作用を説明する。集熱器1で集熱し
た高温の作動液(図示せず)は、集熱器出口1aからポ
ンプ4の動力により流出し、貯湯タンク2内で熱交換さ
れ中温に冷却された後、集熱器人口1bに向って流れる
。その際、集熱器入栄に流入する前に作動液を給水装(
1q6内に設けた熱交換器8を通過させることにより、
給水装置内部の水7を予備加熱させるものである。この
ように貯湯タンク2へ供給する給水を予備加熱すること
により給水装置内部の凍結を防止することができるとと
もに、給水温度を幾分か加熱することになり、太陽熱集
熱装置reの集熱効率向」二に対しても寄与する。
DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG. It should be noted that parts in the drawing that are the same as those in FIG. 1 are given the same numbers. FIG. 2 shows a solar heat collector according to an embodiment of the present invention, where 1 is a collector for collecting solar heat and has an outlet 1a and an inlet 1b. A hot water storage tank 2 stores heat collected by the heat collector 1, and is connected to the heat collector 1 by a circulation hose 3. A working fluid (not shown) is circulated inside the twisted circulation hose 3 under the power of the pump 4 . On the other hand, water is supplied to the hot water storage tank 2 by an open water supply device 6 installed at an arbitrary position M, K between the upper part of the hot water storage tank 2 and the highest position of the hot water outlet 5 and the heat collector population 1b. Do more. In addition, while the working fluid in the circulation bowl 3 that has come out of the hot water storage tank 2 returns to the collector inlet 1b,
The operation of the above-mentioned structure inside the water supply device will be explained. The high-temperature working fluid (not shown) that has collected heat in the heat collector 1 flows out from the heat collector outlet 1a by the power of the pump 4, undergoes heat exchange in the hot water storage tank 2, and is cooled to a medium temperature. It flows towards the vessel population 1b. At that time, the working fluid is supplied to the water supply system (
By passing through the heat exchanger 8 provided in 1q6,
This is to preheat the water 7 inside the water supply device. By preheating the water supplied to the hot water storage tank 2 in this way, it is possible to prevent the interior of the water supply device from freezing, and the temperature of the water supply is slightly increased, thereby improving the heat collection efficiency of the solar heat collector re. ” It also contributes to the second point.

発明の効果 以上のように本発明の太陽熱集熱装置によれば、次の効
果が得られる。
Effects of the Invention As described above, according to the solar heat collector of the present invention, the following effects can be obtained.

(1)貯1易タンクへ給水する給水装置内部を予備加熱
するため、冬期外気温が低下しても凍結トラブルにより
太陽熱集熱装置が使用できなくなるということがない。
(1) Since the interior of the water supply device that supplies water to the storage tank is preheated, the solar heat collector will not become unusable due to freezing troubles even if the outside temperature drops in winter.

(2)貯湯タンクへの給水を予備加熱するため、高い集
熱効率を得ることができる。
(2) Since the water supplied to the hot water storage tank is preheated, high heat collection efficiency can be obtained.

(3) 主に凍結トラブルにより家庭用太陽熱システム
としてあ1り採用されていなかったが、本発明Gてより
凍結トラブルを解消し、更に集熱効率の回」−も図れる
安価な太陽熱集熱システムを程イノ(すること力できる
(3) Although it has not been widely adopted as a solar thermal system for home use mainly due to freezing problems, the present invention provides an inexpensive solar thermal collecting system that eliminates freezing problems and also improves heat collection efficiency. Cheng Ino (I can do something.

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

第1図は従来の太陽熱集熱装置の構成図、第2図は本発
明の一実施例を示す太陽熱集熱装置をの+16成図であ
る。 1・・・・集熱器、1b・・・集熱器の入口、2貯ン易
タンク、3・・・・・循環ホース、6 ・・・給水装置
1’Y、8−熱交換器。
FIG. 1 is a block diagram of a conventional solar heat collector, and FIG. 2 is a +16 diagram of a solar heat collector showing an embodiment of the present invention. 1... Heat collector, 1b... Inlet of heat collector, 2 Easy storage tank, 3... Circulation hose, 6... Water supply device 1'Y, 8- Heat exchanger.

Claims (1)

【特許請求の範囲】[Claims] 太陽熱を集熱する集熱器と、この集熱器により集熱した
太陽熱を蓄熱する貯湯タンクと、前記集熱器と前記貯)
易タンクとを連結する循環ホースと、前記貯湯タンクに
給水するための給水装置と、前記給水タンク内に設けた
熱交換器とからなり、Mfi記熱交熱交換器]1]記集
熱器の入口と前記貯l易タンクとを連結する前記循繰ボ
ースに配設された太陽熱集熱装置。
a heat collector that collects solar heat, a hot water storage tank that stores the solar heat collected by the heat collector, the heat collector and the storage)
The Mfi heat exchanger consists of a circulation hose connecting the hot water storage tank, a water supply device for supplying water to the hot water storage tank, and a heat exchanger provided in the water supply tank. A solar heat collection device disposed in the circulation bowse that connects the inlet of the storage tank with the storage tank.
JP59052519A 1984-03-19 1984-03-19 Solar heat collecting device Pending JPS60196550A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59052519A JPS60196550A (en) 1984-03-19 1984-03-19 Solar heat collecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59052519A JPS60196550A (en) 1984-03-19 1984-03-19 Solar heat collecting device

Publications (1)

Publication Number Publication Date
JPS60196550A true JPS60196550A (en) 1985-10-05

Family

ID=12916985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59052519A Pending JPS60196550A (en) 1984-03-19 1984-03-19 Solar heat collecting device

Country Status (1)

Country Link
JP (1) JPS60196550A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103090459A (en) * 2013-03-13 2013-05-08 兰州理工大学 Efficient temperature stratification heat exchange energy storage water tank with internally arranged phase change thermal storage materials
CN103267370A (en) * 2013-04-23 2013-08-28 常州布鲁克林太阳能有限公司 Circulating-heat-exchange type solar water heating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103090459A (en) * 2013-03-13 2013-05-08 兰州理工大学 Efficient temperature stratification heat exchange energy storage water tank with internally arranged phase change thermal storage materials
CN103267370A (en) * 2013-04-23 2013-08-28 常州布鲁克林太阳能有限公司 Circulating-heat-exchange type solar water heating system

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