JP2000346406A - Thermal storage air conditioner - Google Patents
Thermal storage air conditionerInfo
- Publication number
- JP2000346406A JP2000346406A JP11159804A JP15980499A JP2000346406A JP 2000346406 A JP2000346406 A JP 2000346406A JP 11159804 A JP11159804 A JP 11159804A JP 15980499 A JP15980499 A JP 15980499A JP 2000346406 A JP2000346406 A JP 2000346406A
- Authority
- JP
- Japan
- Prior art keywords
- heat
- flow path
- transfer medium
- heat transfer
- living room
- 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.)
- Withdrawn
Links
Landscapes
- Other Air-Conditioning Systems (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、夜間電力を含んだ
電気エネルギーを利用して蓄熱しこの熱を例えば昼間の
空調などに用いうる蓄熱式冷暖房システムに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a regenerative cooling / heating system which stores heat using electric energy including nighttime electric power and uses the heat for air conditioning in the daytime, for example.
【０００２】[0002]
【従来の技術及び発明が解決しようとする課題】従来、
電気エネルギーから温熱、冷熱を発生して伝熱媒体と熱
交換する熱交換器と、前記伝熱媒体との間で熱量を受け
渡しする蓄熱装置と、前記伝熱媒体から熱量を取り出し
て居室内に放熱する放熱器と、これらの間で伝熱媒体を
循環させるポンプとを具えた蓄熱式冷暖房システムが提
案されている。2. Description of the Related Art
A heat exchanger that generates heat and cold from electrical energy and exchanges heat with the heat transfer medium, a heat storage device that transfers heat between the heat transfer medium, and a heat storage device that extracts heat from the heat transfer medium and places it in the living room. A regenerative cooling / heating system including a radiator for radiating heat and a pump for circulating a heat transfer medium therebetween has been proposed.
【０００３】しかしながら、近年では、生活習慣の多様
化による空調使用時間帯の変化などにより、このような
システムにおいても、空調負荷が急激に大となった場合
にはすぐさま追い炊きをしたり、また空調負荷が小のと
きには同時に蓄熱しておきさらに経済性を高めるなどの
種々の機能の改善が求められている。However, in recent years, due to changes in the air-conditioning use time zone due to diversification of lifestyle, etc., even in such a system, if the air-conditioning load suddenly increases, additional cooking can be performed immediately. When the air-conditioning load is small, there is a demand for improvements in various functions such as storing heat at the same time and further increasing the economic efficiency.
【０００４】本発明は、このような実状に鑑み案出なさ
れたもので、伝熱媒体を蓄熱装置と前記居室放熱器との
間で循環させる主流路に、ポンプで吐出された伝熱媒体
をそのまま居室放熱器へ送る第１の分岐流路と、前記ポ
ンプで吐出された伝熱媒体を熱交換器により熱交換して
居室放熱器へ送る第２の分岐流路とを含む分岐部を設け
るとともに、該分岐部が、前記第１の分岐流路又は第２
の分岐流路を択一的に切り換える第１の切換手段を具え
ることを基本として上述の課題を解決しうる蓄熱式冷暖
房システムを提供することを目的としている。The present invention has been devised in view of such circumstances, and a heat transfer medium discharged by a pump is supplied to a main flow path for circulating the heat transfer medium between the heat storage device and the living room radiator. A branch portion including a first branch flow path to be sent to the room radiator as it is and a second branch flow path that exchanges heat by the heat exchanger with the heat transfer medium discharged by the pump and sends the heat transfer medium to the room radiator is provided. Together with the first branch flow path or the second branch flow path.
It is an object of the present invention to provide a regenerative cooling / heating system which can solve the above-described problem based on first switching means for selectively switching the branch flow path.
【０００５】[0005]
【課題を解決するための手段】本発明のうち請求項１記
載の発明は、夜間電力を含んだ電気エネルギーから温
熱、冷熱を発生して伝熱媒体と熱交換する熱交換器と、
前記伝熱媒体を通過させることにより該伝熱媒体との間
で熱量を受け渡しできかつ蓄熱しうる蓄熱装置と、前記
伝熱媒体から熱量を取り出して居室内に放熱する居室放
熱器と、これらの間で伝熱媒体を循環させるポンプとを
具えた蓄熱式冷暖房システムであって、介在するポンプ
により前記伝熱媒体を蓄熱装置と前記居室放熱器との間
で循環させる主流路に、前記ポンプで吐出された伝熱媒
体をそのまま居室放熱器へ送る第１の分岐流路と、前記
ポンプで吐出された伝熱媒体を熱交換器により加熱して
前記居室放熱器へ送る第２の分岐流路とを含む分岐部を
設けるとともに、前記分岐部は、前記第１の分岐流路又
は第２の分岐流路を択一的に切り換える第１の切換手段
を具えることを特徴としている。According to a first aspect of the present invention, there is provided a heat exchanger for generating heat and cold from electric energy including nighttime electric power to exchange heat with a heat transfer medium,
A heat storage device capable of transferring and transferring heat to and from the heat transfer medium by passing the heat transfer medium, a living room radiator that extracts heat from the heat transfer medium and radiates heat into the living room; A heat storage type cooling and heating system comprising a pump for circulating a heat transfer medium between the heat transfer medium and a main flow path for circulating the heat transfer medium between a heat storage device and the living room radiator by an intervening pump. A first branch flow path for sending the discharged heat transfer medium to the living room radiator as it is, and a second branch flow path for heating the heat transfer medium discharged by the pump by a heat exchanger and sending it to the living room radiator And a first switching means for selectively switching between the first branch flow path and the second branch flow path.
【０００６】また、前記第２の分岐流路に、前記熱交換
器で熱交換された伝熱媒体を前記居室放熱器を介するこ
となく前記蓄熱装置に戻す第３の分岐流路を設けること
が望ましい。そして、該第３の分岐流路は、この第３の
分岐流路の開閉を行う開閉手段と、該第３の分岐流路と
前記第１の分岐流路とを流れる伝熱媒体の流量比を調節
しうる流量比調整手段とを具えることが好ましい。Further, a third branch flow path is provided in the second branch flow path for returning the heat transfer medium heat-exchanged in the heat exchanger to the heat storage device without passing through the living room radiator. desirable. The third branch flow path is provided with an opening / closing means for opening and closing the third branch flow path, and a flow ratio of a heat transfer medium flowing through the third branch flow path and the first branch flow path. It is preferable to include a flow ratio adjusting means capable of adjusting the flow rate.
【０００７】また、前記主流路に、前記居室放熱器を経
由した伝熱媒体を、前記蓄熱装置を介することなく前記
熱交換器と居室放熱器との間で循環させるバイパス流路
を設けることもできる。[0007] The main flow path may be provided with a bypass flow path for circulating a heat transfer medium passing through the living room radiator between the heat exchanger and the living room radiator without passing through the heat storage device. it can.
【０００８】[0008]
【発明の実施の形態】以下本発明の実施の形態の一例を
図面に基づき説明する。図１には本実施形態の蓄熱式冷
暖房システム（以下、単に「システム」ということがあ
る。）のフロー図を示している。図において、本実施形
態のシステムは、例えば家屋用のものであって、夜間電
力を含んだ電気エネルギーから温熱、冷熱を発生して伝
熱媒体ないし湯水と熱交換（加熱又は冷却）しうるヒー
トポンプ２と、前記伝熱媒体との間で熱量を受け渡しで
きかつ蓄熱しうる蓄熱装置３と、前記伝熱媒体から熱量
を取り出して居室内に放熱する居室放熱器４と、前記湯
水を給湯自在に貯める貯湯装置５とを具えている。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a flowchart of a regenerative cooling / heating system (hereinafter, may be simply referred to as “system”) of the present embodiment. In the figure, a system according to the present embodiment is a heat pump for a house, for example, which can generate heat and cold from electric energy including nighttime electric power and exchange heat (heating or cooling) with a heat transfer medium or hot and cold water. 2, a heat storage device 3 that can transfer and store heat between the heat transfer medium, a living room radiator 4 that extracts heat from the heat transfer medium and radiates heat into the living room, and allows hot and cold water to be supplied. And a hot water storage device 5 for storing.
【０００９】前記ヒートポンプ２は、温熱、冷熱を発生
しうる伝熱媒体用の熱交換器Ｅａと、温熱を発生しうる
給湯用の熱交換器Ｅｂとを含むとともに、これらに伝熱
媒体ないし湯水を所定の向きで循環させるポンプＰａ、
Ｐｂを個々に具えている。また本例では、前記熱交換器
Ｅａ、Ｅｂを有する本体部２Ａと、この本体部２Ａに前
記伝熱媒体、湯水を出入りさせかつ一端にヒートポンプ
配管継手Ｃ１〜Ｃ５を設けた配管部２Ｂとを、例えば図
２に示す如く箱体状で一体に形成されたヒートポンプユ
ニット２Ｕとして構成されたものが例示される。なお前
記ヒートポンプ配管継手Ｃ１〜Ｃ５は、例えば図２に示
す如く、ユニット２Ｕの一壁面に集中して配される。The heat pump 2 includes a heat exchanger Ea for a heat transfer medium capable of generating hot and cold heat, and a heat exchanger Eb for hot water supply capable of generating a hot heat. Pump Pa that circulates in a predetermined direction,
Pb is provided individually. Further, in this example, a main body 2A having the heat exchangers Ea and Eb, and a pipe 2B having the main body 2A with the heat transfer medium and hot and cold water and having heat pump pipe joints C1 to C5 provided at one end. For example, as shown in FIG. 2, a heat pump unit 2U integrally formed in a box shape is exemplified. The heat pump pipe joints C1 to C5 are, for example, arranged on one wall surface of the unit 2U as shown in FIG.
【００１０】前記蓄熱装置３は、図１、図３に示す如
く、伝熱媒体との間で熱量を受け渡しできかつ蓄熱しう
るもので、本実施形態では、蓄熱体６を多数収容した蓄
熱タンク３Ａと、この蓄熱タンク３Ａに伝熱媒体を出入
りさせかつ一端に蓄熱タンク配管継手Ｃ６〜Ｃ１２を設
けた蓄熱タンク配管部３Ｂとを一体に形成した蓄熱タン
クユニット３Ｕから構成されるものが例示される。As shown in FIGS. 1 and 3, the heat storage device 3 is capable of transferring heat between a heat transfer medium and storing heat. In this embodiment, a heat storage tank containing a large number of heat storage bodies 6 is provided. 3A and a heat storage tank unit 3U integrally formed with a heat storage tank piping portion 3B having a heat transfer medium flowing into and out of the heat storage tank 3A and having heat storage tank piping joints C6 to C12 at one end. You.
【００１１】前記蓄熱タンク３Ａは、図３に示す如く、
例えば架台３Ｄに固定され、かつブロー成形等により中
空円筒状をなし、本例では樹脂からなるものが例示され
る。また本例では、タンク高さのほぼ中央に形成されか
つ前記伝熱媒体用の熱交換器Ｅａへと連通する第１の出
口Ｏａ、及びタンク下部に形成された第２の出口Ｏｂを
具える。また蓄熱タンク３Ａは、他方の端面のタンク高
さのほぼ中央に形成されかつ前記熱交換器Ｅａ又は居室
放熱器４を経由した伝熱媒体が該蓄熱タンクへと戻る入
口Ｉａを具えている。また蓄熱タンク３Ａには、エア抜
き弁Ｖ１、真空破壊弁Ｖ２などが適宜付設される。The heat storage tank 3A is, as shown in FIG.
For example, it is fixed to the gantry 3D, has a hollow cylindrical shape by blow molding or the like, and is made of resin in this example. Further, in this example, a first outlet Oa formed substantially at the center of the tank height and communicating with the heat exchanger Ea for the heat transfer medium, and a second outlet Ob formed at the lower portion of the tank are provided. . The heat storage tank 3A has an inlet Ia formed substantially at the center of the tank height at the other end face and through which the heat transfer medium via the heat exchanger Ea or the living room radiator 4 returns to the heat storage tank. The heat storage tank 3A is appropriately provided with an air vent valve V1, a vacuum break valve V2, and the like.
【００１２】前記蓄熱体６は、例えば図４に示す如く、
略小球状のシェル７と、このシェル７内の空間に充填さ
れかつ融解、凝固の相変化をなしうる蓄熱材９とから構
成される。このような蓄熱体６は、前記蓄熱タンク３Ａ
内に多数積み重ねて収容されるが、その間を伝熱媒体が
通過し前記蓄熱体６との間で熱交換ができるようになっ
ている。前記蓄熱体６は、蓄熱材９が凝固温度で液相か
ら固相に変わるときに固化の潜熱として冷熱を蓄熱し、
固相から液層に変わるときに、前記蓄熱した冷熱を放出
できる。蓄熱材９には、例えば塩化マグネシウム、塩化
ナトリウム、水酸化ナトリウム、塩化カルシウム６水
塩、炭酸ナトリウム１０水塩、硫酸ナトリウム１０水塩
等の水溶液、水、パラフィン、ナフタリン、エチレンジ
アミンなどを適宜用いることができる。The heat storage body 6 is, for example, as shown in FIG.
The shell 7 has a substantially spherical shell 7 and a heat storage material 9 which is filled in the space inside the shell 7 and which can undergo a phase change of melting and solidification. Such a heat storage body 6 is provided in the heat storage tank 3A.
The heat transfer medium passes between them and heat exchange can be performed with the heat storage body 6. The heat storage body 6 stores cold heat as a latent heat of solidification when the heat storage material 9 changes from a liquid phase to a solid phase at a solidification temperature,
When the liquid phase changes from the solid phase, the stored cold heat can be released. As the heat storage material 9, for example, an aqueous solution such as magnesium chloride, sodium chloride, sodium hydroxide, calcium chloride hexahydrate, sodium carbonate decahydrate, sodium sulfate decahydrate, water, paraffin, naphthalene, ethylenediamine, or the like is appropriately used. Can be.
【００１３】また本例のシェル７は、略球状の基体殻部
７ａと、前記蓄熱材９の相変化に伴う体積変化量を変形
により吸収するために設けられ前記基体殻部７ａに対し
て凹又は凸をなす変形部７ｂとから構成される。この変
形部７ｂは、例えば径方向に伸縮しうる第１の伸縮部１
０とこれに直交する向きに伸縮しうる第２の伸縮部１１
とを含むことが望ましい。そして、相変化により蓄熱材
９の体積が変化すると、第１、第２の伸縮部が変形し、
シェル内の空間の体積変化をこれに追随させることによ
り、蓄熱材９の体積変化が効果的に吸収される。このと
き前記基体殻部７ａも、ある程度、膨張可能としうるよ
うに材料を選定するのが望ましい。The shell 7 of the present embodiment is provided with a substantially spherical base shell portion 7a and a concave portion with respect to the base shell portion 7a for absorbing the volume change accompanying the phase change of the heat storage material 9 by deformation. Or, it is composed of a deformed portion 7b which is convex. The deformable portion 7b is, for example, a first telescopic portion 1 that can expand and contract in the radial direction.
0 and a second telescoping part 11 which can be expanded and contracted in a direction orthogonal to this.
It is desirable to include When the volume of the heat storage material 9 changes due to a phase change, the first and second expansion and contraction portions are deformed,
By following the volume change of the space in the shell, the volume change of the heat storage material 9 is effectively absorbed. At this time, it is desirable to select a material so that the base shell 7a can be expanded to some extent.
【００１４】また前記蓄熱タンク配管部３Ｂは、本実施
形態では図３に示す如く、蓄熱タンク配管継手Ｃ６〜Ｃ
１２を具える。前記各継手Ｃ６〜Ｃ１２は、本実施形態
では、蓄熱タンクユニット３Ｕの長手方向一端側に、継
手配設板３Ｅを介して集中して配したものを例示してい
る。これにより、蓄熱タンク３Ａと他の機器との配管を
接続する配管接続作業を一定の位置でまとめて行えるた
め、システム設置時等の配管作業性を大幅に向上しうる
点で好ましい。In the present embodiment, as shown in FIG. 3, the heat storage tank piping section 3B has heat storage tank pipe joints C6 to C6.
12 is provided. In the present embodiment, each of the joints C6 to C12 is illustrated as being intensively arranged at one end in the longitudinal direction of the heat storage tank unit 3U via a joint arranging plate 3E. Accordingly, the pipe connection work for connecting the pipes between the heat storage tank 3A and other devices can be performed at a fixed position, which is preferable in that the pipe workability at the time of system installation or the like can be greatly improved.
【００１５】なお各継手の符号Ｃ６〜Ｃ１２は、図１に
示す符号にそれぞれ対応している。また、蓄熱タンク３
Ａの下部には、出入口Ｉｏが設けられ、この出入口Ｉｏ
を、エルボ、導管などを介して前記一端側に設けた膨張
タンク３Ｃへと接続している。このような膨張タンク３
Ｃは、蓄熱体６の膨張によるタンク内の伝熱媒体の流入
量の調整などに役立つ。The reference numerals C6 to C12 of the respective joints correspond to the reference numerals shown in FIG. The heat storage tank 3
A is provided at the lower part of A, and this entrance Io
Is connected to an expansion tank 3C provided on the one end side via an elbow, a conduit, or the like. Such an expansion tank 3
C is useful for adjusting the inflow amount of the heat transfer medium in the tank due to the expansion of the heat storage body 6.
【００１６】前記居室放熱器４は、例えば異なる居室空
間にそれぞれ配される第１、第２のの居室放熱器４ａ、
４ｂを含むものが例示されているが、必要に応じて３台
以上であっても良くまた１台の場合もありうる。前記各
居室放熱器４は、例えば公知のファンコイルユニットか
らなる。前記ファンコイルユニットは、供給される伝熱
媒体を熱交換する熱交換器４Ａと送風用のファン４Ｂと
を少なくとも含み、例えば天井埋め込み型や、壁設置
型、さらには出窓の下部空間に設置する出窓設置型など
必要に応じて種々のタイプのものが採用できる。また、
これらの居室放熱器４は、空調運転時にはそれぞれに付
設された電磁弁Ｖ３が開き、前記熱交換器４Ａ伝熱媒体
が供給されるようになっている。The living room radiator 4 includes, for example, first and second living room radiators 4 a, which are respectively arranged in different living room spaces.
4b is illustrated, but three or more devices may be used as needed, or one device may be used. Each of the living room radiators 4 is formed of, for example, a known fan coil unit. The fan coil unit includes at least a heat exchanger 4A for exchanging heat with a supplied heat transfer medium and a fan 4B for blowing air, and is installed in, for example, a ceiling-mounted type, a wall-mounted type, or a lower space of a bay window. Various types, such as bay windows, can be employed as needed. Also,
In these room radiators 4, the electromagnetic valves V3 attached thereto are opened during the air-conditioning operation, so that the heat transfer medium of the heat exchanger 4A is supplied.
【００１７】前記貯湯装置５は、前記給湯用の熱交換器
Ｅｂにより加熱された湯水を給湯可能に貯湯でき、本実
施形態では、このような湯水を貯める貯湯タンク５Ａ
と、この貯湯タンク５Ａに湯水を出入りさせ、かつ一端
に貯湯タンク配管継手Ｃ１３〜Ｃ１６を設けた貯湯タン
ク配管部５Ｂとを一体に形成した貯湯タンクユニット５
Ｕとして構成されたものが例示される。The hot water storage device 5 can store hot water heated by the hot water supply heat exchanger Eb so that hot water can be supplied. In the present embodiment, the hot water storage tank 5A stores such hot water.
And a hot water storage tank unit 5 integrally formed with hot water storage tank piping 5B having hot water storage tank piping joints C13 to C16 provided at one end.
One configured as U is illustrated.
【００１８】前記貯湯タンク５Ａは、図５に示す如く、
架台５Ｄに固定され、例えばブロー成形などにより中空
円筒状に形成され、本例では樹脂からなるものが例示さ
れる。また貯湯タンク５Ａのタンク上部には、給湯用の
熱交換器Ｅｂを経由した湯水が流入する戻り口Ｉｂと、
貯湯タンク５Ａ内の湯水を各所に給湯しうる給湯口Ｏｃ
とを具える。この給湯口Ｏｃには、真空破壊弁Ｖ１、エ
ア抜き弁Ｖ２などが適宜付設される。また本例では、貯
湯タンク５Ａのタンク下部には、貯湯タンク５Ａへ湯水
を補給しうる給水口Ｉｃと、給湯用の熱交換器Ｅｂに湯
水を送る送り口Ｏｄとを具える。The hot water storage tank 5A is, as shown in FIG.
The frame is fixed to the gantry 5D, is formed into a hollow cylindrical shape by, for example, blow molding, and is made of resin in this example. Also, a return port Ib into which hot water flows through a hot water supply heat exchanger Eb is provided at an upper portion of the hot water storage tank 5A,
Hot water supply port Oc that can supply hot water in hot water storage tank 5A to various places
And The hot water supply port Oc is appropriately provided with a vacuum break valve V1, an air release valve V2, and the like. Further, in this example, a water supply port Ic for supplying hot water to the hot water storage tank 5A and a feed port Od for sending hot water to the heat exchanger Eb for hot water supply are provided below the hot water storage tank 5A.
【００１９】また前記貯湯タンク配管部５Ｂは、本実施
形態では貯湯タンク配管継手Ｃ１３〜Ｃ１６を具える。
前記各継手１３〜Ｃ１６は、本実施形態では、蓄熱タン
ク３Ａと同様に貯湯タンクユニット５Ｕの長手方向一端
側に継手配設板５Ｅを介して集中して配されたものを例
示している。これにより、他の機器との間を継ぐ配管接
続作業を一定の位置でまとめて行うことができるため、
配管作業性をさらに向上しうる。なお各継手Ｃ１３〜Ｃ
１６の符号は、図１の符号に対応している。In the present embodiment, the hot water tank piping section 5B includes hot water tank piping joints C13 to C16.
In the present embodiment, each of the joints 13 to C16 is, as in the case of the heat storage tank 3A, intensively arranged at one end in the longitudinal direction of the hot water storage tank unit 5U via a joint arrangement plate 5E. As a result, the pipe connection work to be connected to other equipment can be performed at a certain position at a time,
Piping workability can be further improved. In addition, each joint C13-C
Reference numeral 16 corresponds to the reference numeral in FIG.
【００２０】なお前記蓄熱タンクユニット３Ｕ、貯湯タ
ンクユニット５Ｕは、例えば予め工場で生産されるとと
もに本例ではいずれも図６に示す如く、家屋の床下空間
Ｇに設置される。これによって、従来デッドスペースと
されていた床下空間Ｇをこれらのタンクユニット３Ｕ、
５Ｕの設置スペースとして有効に利用しうる。また、前
記ヒートポンプユニット２Ｕは、同図に示す如く、家屋
の基礎１５に設けられた開口であって前記床下空間Ｇと
連通する基礎換気口１６を挟んで家屋外部Ｄに設置され
ている。このため、ヒートポンプユニット２Ｕと、各タ
ンクユニット３Ｕ、５Ｕとの間の配管距離を最小にで
き、配管経路内での伝熱媒体等の熱損失を最小限に抑え
うる他、前記基礎換気口１６を利用した配管接続を可能
とするため、工事の簡易化を図りうる。The heat storage tank unit 3U and the hot water storage tank unit 5U are produced in advance in a factory, for example, and are installed in the underfloor space G of the house as shown in FIG. 6 in this embodiment. As a result, the underfloor space G, which has conventionally been a dead space, is replaced with these tank units 3U,
It can be effectively used as a 5U installation space. As shown in the figure, the heat pump unit 2U is installed in the outdoor part D of the house with an opening provided in the base 15 of the house interposed between the base ventilation opening 16 communicating with the underfloor space G. For this reason, the piping distance between the heat pump unit 2U and each of the tank units 3U and 5U can be minimized, and the heat loss of the heat transfer medium and the like in the piping route can be minimized. The construction can be simplified because the piping can be connected by using the pipe.
【００２１】次のこのようなシステムにおける伝熱媒
体、湯水の流れについて図１を参照しつつ説明する。本
例では、前記伝熱媒体用のポンプＰａにより、伝熱媒体
を蓄熱装置３と前記居室放熱器４との間で循環させると
ともに分岐部Ｙを具えた主流路Ｒ１が設けられる。この
主流路Ｒ１は、蓄熱タンク３Ａ内の伝熱媒体を、蓄熱タ
ンクの第１、第２の出口Ｏａ、Ｏｂ、第２の切換手段Ｓ
２（後述）のポートｄ−ｆ、ポンプＰａ、第１の分岐流
路Ｘ１又は第２の分岐流路Ｘ２のいずれかを通り第１の
切換手段Ｓ１、居室放熱器４、蓄熱タンク３Ａの入口Ｉ
ａを経由して構成される。前記第２の切換手段Ｓ２は、
本例では３つのポートｄ、ｅ及びｆを有する電磁切換式
の三方弁であって、ポートｄ−ｆ間、又はポートｅ−ｆ
間のいずれか一方を導通させるものを示している。Next, the flow of a heat transfer medium and hot water in such a system will be described with reference to FIG. In this embodiment, the heat transfer medium is circulated between the heat storage device 3 and the living room radiator 4 by the heat transfer medium pump Pa, and a main flow path R1 having a branch portion Y is provided. The main flow path R1 transfers the heat transfer medium in the heat storage tank 3A to the first and second outlets Oa and Ob of the heat storage tank and the second switching means S.
2 (described later), the pump Pa, and the first switching means S1, the room radiator 4, and the inlet of the heat storage tank 3A through one of the first branch flow path X1 and the second branch flow path X2. I
a. The second switching means S2 includes:
In this example, the solenoid-operated three-way valve having three ports d, e, and f is provided between the ports d and f, or between the ports ef.
It shows one that conducts any one of them.
【００２２】前記第１の分岐流路Ｘ１では、前記ポンプ
Ｐａで吐出された伝熱媒体をそのまま居室放熱器４へ送
るが、前記第２の分岐流路Ｘ２は、ポンプＰａで吐出さ
れた伝熱媒体を前記熱交換器Ｅａにより加熱又は冷却し
て前記居室放熱器４へ送ることができる。そして、これ
らの分岐流路Ｘ１、Ｘ２の切換は、第１の切換手段Ｓ１
により択一的に切り換えされる。この第１の切換手段
は、本例では第１、第２の分岐流路Ｘ１、Ｘ２の合流部
に設けられるとともに、３つのポートａ、ｂ及びｃを具
える電磁切換式の三方弁であって、ポートｂ−ｃ間、又
はポートａ−ｃ間のいずれか一方を導通させる。そし
て、ポートａには第２の分岐流路Ｘ２が、またポートｂ
には第１の分岐流路Ｘ１が夫々接続され、ポートＣを共
通流路としている。In the first branch flow path X1, the heat transfer medium discharged by the pump Pa is directly sent to the living room radiator 4, while the second branch flow path X2 is transferred by the pump Pa. The heat medium can be heated or cooled by the heat exchanger Ea and sent to the living room radiator 4. The switching of these branch flow paths X1 and X2 is performed by the first switching means S1.
Is switched alternatively. The first switching means is an electromagnetic switching type three-way valve which is provided at the junction of the first and second branch flow paths X1 and X2 and has three ports a, b and c in this example. Thus, one of the ports b and c or the port a and c is conducted. A second branch flow path X2 is connected to port a, and a port b is connected to port b.
Are connected to the first branch flow path X1, respectively, and the port C is used as a common flow path.
【００２３】また前記第２の分岐流路Ｘ２には、本例で
は前記熱交換器Ｅａで加熱、又は冷却された伝熱媒体を
前記居室放熱器４を介することなく前記蓄熱タンク３Ａ
に戻す第３の分岐流路Ｘ３が形成されたものを例示す
る。この第３の分岐流路Ｘ３は、一端が前記第２の分岐
流路Ｘ２の熱交換器Ｅａと前記第１の切換手段との間に
連通しかつ他端が、第２の居室放熱器４ｂと前記蓄熱タ
ンクの入口Ｉａとの間に連通している。このため、第３
の分岐流路Ｘ３は、第１の切換手段Ｓ１が、ポートｂ−
ｃを連通させている場合であっても、伝熱媒体を流すこ
とができる。In the present embodiment, the heat transfer medium heated or cooled by the heat exchanger Ea is supplied to the heat storage tank 3A without passing through the living room radiator 4 in the second branch flow path X2.
An example is shown in which a third branch flow path X3 is formed. One end of the third branch flow path X3 communicates with the heat exchanger Ea of the second branch flow path X2 and the first switching means, and the other end thereof is connected to the second living room radiator 4b. And the inlet Ia of the heat storage tank. Therefore, the third
The first switching means S1 is connected to the port b-
Even when c is communicated, the heat transfer medium can flow.
【００２４】また、本例では、第３の分岐流路Ｘ３に、
この流路Ｘ３の開閉を行う開閉弁Ｖ４と、該第３の分岐
流路Ｘ３と前記第１の分岐流路Ｘ１とを流れる伝熱媒体
の流量比を調節しうる例えば定流量弁などの流量比調整
手段Ｖ５とが設けられる。In the present embodiment, the third branch flow path X3 includes:
An on-off valve V4 for opening and closing the flow path X3, and a flow rate such as a constant flow rate valve which can adjust a flow rate ratio of the heat transfer medium flowing through the third branch flow path X3 and the first branch flow path X1. Ratio adjusting means V5 is provided.
【００２５】さらに本システムでは、前記主流路Ｒ１
に、一端が前記第３の分岐流路Ｘ３に連通しかつ他端が
前記第２の切換手段Ｓ２のポートｅに連通するバイパス
流路Ｘ４を設けたものを例示している。Further, in the present system, the main flow path R1
FIG. 2 illustrates an example in which a bypass flow path X4 having one end communicating with the third branch flow path X3 and the other end communicating with the port e of the second switching means S2 is provided.
【００２６】また本システムの給湯に関しては、前記貯
湯タンク５Ａ内の湯水を、貯湯タンクの送り口Ｏｄ、給
湯用のポンプＰｂ、給湯用の熱交換器Ｅｂ、補助ヒータ
Ｈ、蓄熱タンクの入口Ｉｂを経由させて循環する流路が
形成され、湯水を徐々に加温しうる。As for the hot water supply of the present system, the hot water in the hot water storage tank 5A is supplied to a hot water storage tank feed port Od, a hot water supply pump Pb, a hot water supply heat exchanger Eb, an auxiliary heater H, and a heat storage tank inlet Ib. A flow path that circulates through the water is formed, and the water can be gradually heated.
【００２７】次にこのようなシステムの各運転動作につ
いて説明する。まず、蓄熱運転では、低料金の夜間電力
（ＰＭ１１：００〜ＡＭ７：００）を主に利用して前記
伝熱媒体用の熱交換器Ｅａを稼働することにより、伝熱
媒体に例えば夏期では冷熱（冬期では温熱）を加えるこ
とができ、またこの熱交換された伝熱媒体の前記蓄熱タ
ンク３Ａを循環させることにより前記蓄熱体６内の蓄熱
材９を凍らせて冷熱（冬期では蓄熱材を例えば６０℃程
度まで上昇させて温熱）を蓄熱しうる。Next, each operation of such a system will be described. First, in the heat storage operation, the heat exchanger Ea for the heat transfer medium is operated mainly by using low-cost nighttime power (PM 11:00 to AM 7:00), so that the heat transfer medium is cooled, for example, in summer. (Heat in winter), and by circulating the heat-exchanged heat transfer medium through the heat storage tank 3A, the heat storage material 9 in the heat storage body 6 is frozen to cool (in winter, heat storage material is stored). For example, the temperature can be increased to about 60 ° C. to store heat.
【００２８】このとき、第１の切換手段Ｓ１は、ポート
ａ−ｃが連通するように切り換えられる。また第２の切
換手段Ｓ２は、ポートｄ−ｆが連通するように切り換え
される。さらに、電磁弁Ｖ３が閉じ、開閉弁Ｖ４が開と
なる。これにより、伝熱媒体は、図７に太線で示す如
く、蓄熱タンク３Ａの第１、第２の出口Ｏａ、Ｏｂ、第
２の切換手段Ｓ２のポートｄ−ｆ、ポンプＰａ、第２の
分岐流路Ｘ２の熱交換器Ｅａ、第３の分岐流路Ｘ３、開
閉弁Ｖ４、流量比調整手段Ｖ５、蓄熱タンクの入口Ｉａ
を経由して循環し前記蓄熱運転をなしうる。なお空調要
求のないときには、前記居室放熱器の電磁弁Ｖ３が閉じ
られこのような蓄熱運転がなされる。At this time, the first switching means S1 is switched so that the ports ac are communicated. The second switching means S2 is switched so that the ports df communicate with each other. Further, the solenoid valve V3 is closed and the on-off valve V4 is opened. As a result, the heat transfer medium is supplied to the first and second outlets Oa and Ob of the heat storage tank 3A, the ports df of the second switching means S2, the pump Pa, and the second branch as shown by the thick line in FIG. Heat exchanger Ea in flow path X2, third branch flow path X3, on-off valve V4, flow ratio adjusting means V5, inlet Ia of heat storage tank
And the heat storage operation can be performed. When there is no request for air conditioning, the solenoid valve V3 of the living room radiator is closed, and such a heat storage operation is performed.
【００２９】また、夜間に同時に給湯用の熱交換器Ｅｂ
を稼働し、図７に太線で示す如く、湯水を貯湯タンク５
Ａの送り口Ｏｄ、ポンプＰｂ、給湯用の熱交換器Ｅｂ、
補助ヒータＨ、貯湯タンク５Ａの戻り口Ｉｂを経由させ
て再び貯湯タンク５Ａへと戻して循環させることによ
り、低コストで夜間貯湯ができ、例えば貯湯タンク５Ａ
内の湯水温度を６５℃程度まで上昇させる貯湯運転が可
能である。なおこのとき、給湯用の熱交換器Ｅｂは、前
記蓄熱運転中の伝熱媒体用の熱交換器Ｅａから排出され
る冷房時の排熱Ｑを利用し同時に貯湯運転を行うことも
でき、さらに効率良くを湯水を加温しうる。また、冬期
など貯湯設定温度が高温に設定された場合には、前記補
助ヒータＨを作動することで、ヒートポンプで例えば６
５℃程度まで加温された湯をさらに高温、例えば８５℃
程度まで上昇させることができ効率的な加温をなしうる
（高温貯湯運転）。Further, a heat exchanger Eb for hot water supply at the same time at night.
And the hot water is stored in the hot water storage tank 5 as shown by the thick line in FIG.
A outlet Od of A, pump Pb, heat exchanger Eb for hot water supply,
By returning to the hot water storage tank 5A again and circulating through the auxiliary heater H and the return port Ib of the hot water storage tank 5A, hot water can be stored at low cost at night, for example, the hot water storage tank 5A.
A hot water storage operation in which the temperature of hot water in the inside is raised to about 65 ° C. is possible. At this time, the heat exchanger Eb for hot water supply can also perform the hot water storage operation at the same time using the exhaust heat Q during cooling that is discharged from the heat exchanger Ea for the heat transfer medium during the heat storage operation. The water can be heated efficiently. In addition, when the set hot water storage temperature is set to a high temperature such as in winter, the auxiliary heater H is operated to allow the heat pump to operate for 6 hours.
The hot water heated to about 5 ° C. is heated to a higher temperature, for example, 85 ° C.
The temperature can be raised to the extent that heating can be performed efficiently (high-temperature hot-water storage operation).
【００３０】ここで、通常空調運転では、前記第１の切
換手段Ｓ１を、ポートｂ−ｃが連通するよう切り換える
とともに、第２の切換手段Ｓ２のポートｄ−ｆが連通す
るように切り換える。これにより、第１の切換手段Ｓ１
が、主流路Ｒ１の分岐部Ｙを第１の分岐流路Ｘ１へ切り
換えて前記伝熱媒体を循環させることができる。即ち、
図８に太線で示す如く、ポンプＰａから吐出された伝熱
媒体を、第１の切換手段Ｓ１のポートｂ−ｃ、電磁弁Ｖ
３、第１、第２の居室放熱器４ａ又は４ｂ、蓄熱タンク
３Ａの入口Ｉａを経由させ循環させうる。これにより、
例えば昼間などでは、夜間に蓄熱された熱を有効に利用
して居室を空調（冷房又は暖房）しうる。Here, in the normal air-conditioning operation, the first switching means S1 is switched so that the ports bc communicate with each other, and the first switching means S1 is switched such that the ports df of the second switching means S2 communicate with each other. Thereby, the first switching means S1
However, the heat transfer medium can be circulated by switching the branch portion Y of the main flow path R1 to the first branch flow path X1. That is,
As shown by the thick line in FIG. 8, the heat transfer medium discharged from the pump Pa is supplied to the ports bc of the first switching means S1 and the solenoid valve V
3. It can be circulated through the first and second living room radiators 4a or 4b and the inlet Ia of the heat storage tank 3A. This allows
For example, in the daytime, the living room can be air-conditioned (cooled or heated) by effectively using the heat stored during the night.
【００３１】また、前記蓄熱体６が融解するなどにより
空調負荷が相対的に大きくなった場合、第１の切換手段
Ｓ１を、ポートａ−ｃが連通するように切り換える。こ
れにより、前記主流路Ｒ１の分岐部Ｙが、第２の分岐流
路Ｘ２へと切り換えされる。このため、図８に点線で示
すように、ポンプＰａから吐出された伝熱媒体を、第２
の分岐流路Ｘ２の熱交換器Ｅａ、第１の切換手段のポー
トａ−ｃ、居室放熱器４ａ、４ｂ、蓄熱タンク３Ａの入
口Ｉａを経由した循環をさせ、いわゆる高負荷空調運転
を行うことができる。これにより、蓄熱体６と熱交換し
た伝熱媒体を、さらに熱交換器Ｅａで加熱して居室放熱
器４へと送ることができ、迅速にかつ大きな空調負荷に
対処することが可能になる。When the air conditioning load becomes relatively large due to the melting of the heat storage element 6, the first switching means S1 is switched so that the ports ac are communicated. Thereby, the branch portion Y of the main flow path R1 is switched to the second branch flow path X2. For this reason, as shown by the dotted line in FIG.
Circulating through the heat exchanger Ea of the branch flow path X2, the ports a-c of the first switching means, the living room radiators 4a and 4b, and the inlet Ia of the heat storage tank 3A to perform a so-called high-load air-conditioning operation. Can be. Thereby, the heat transfer medium that has exchanged heat with the heat storage body 6 can be further heated by the heat exchanger Ea and sent to the living room radiator 4, and it is possible to quickly cope with a large air conditioning load.
【００３２】また、例えば夜間の蓄熱運転中において、
空調要求により例えば第１の居室放熱器の電磁弁Ｖ３が
開いた場合、図７に太線で示した如く、ポンプＰａで吐
出された伝熱媒体は、その一部が熱交換器Ｅａを通り居
室放熱器を介することなく第３の分岐流路Ｘ３を通って
蓄熱タンク３Ａに戻り蓄熱運転を続行しうるが、残りの
伝熱媒体は、図７に点線で示す如く、第１の分岐流路Ｘ
１により熱交換器Ｅａを経由することなく第１の切換手
段のポートｂ−ｃ、第１の居室放熱器４ａを介して蓄熱
タンク３Ａへと戻る。つまり、蓄熱空調同時運転が行え
る。Also, for example, during nighttime heat storage operation,
For example, when the electromagnetic valve V3 of the first room radiator is opened due to an air conditioning request, as shown by the bold line in FIG. 7, a part of the heat transfer medium discharged by the pump Pa passes through the heat exchanger Ea and passes through the room. Although the heat storage operation can be continued by returning to the heat storage tank 3A through the third branch flow path X3 without passing through the radiator, the remaining heat transfer medium is provided in the first branch flow path as shown by a dotted line in FIG. X
1 returns to the heat storage tank 3A via the port bc of the first switching means and the first living room radiator 4a without passing through the heat exchanger Ea. That is, simultaneous operation of heat storage air conditioning can be performed.
【００３３】この際、前記第３の分岐流路Ｘ３に介在す
る流量比調整手段Ｖ５を調節することにより、空調用と
して第１の分岐流路Ｘ１に流れる伝熱媒体の分岐流量を
容易にかつ自在に調整でき、例えば空調負荷に応じた比
率で前記居室放熱器４ａに伝熱媒体を送ることができ、
蓄熱運転を行いつつ負荷に応じた効率の良い空調運転を
可能とする。これにより、システムの経済性がより一層
増すとともに、蓄熱効果を向上でき、多彩な空調、蓄熱
運転を実現しうる。なお前記第３の分岐流路Ｘ３に設け
られる開閉手段Ｖ４と流量比調整手段Ｖ５とは、装置と
して一体に組み入れられたものでも良く、またそれぞれ
別体で構成されたものでも良い。At this time, by adjusting the flow ratio adjusting means V5 interposed in the third branch flow path X3, the branch flow rate of the heat transfer medium flowing in the first branch flow path X1 for air conditioning can be easily and easily adjusted. It can be adjusted freely, for example, it can send a heat transfer medium to the living room radiator 4a at a ratio according to the air conditioning load,
This enables efficient air-conditioning operation according to load while performing heat storage operation. As a result, the economics of the system can be further increased, and the heat storage effect can be improved, and various air conditioning and heat storage operations can be realized. The opening / closing means V4 and the flow ratio adjusting means V5 provided in the third branch flow path X3 may be integrated as a device, or may be configured separately.
【００３４】さらに、本システムでは、前記第１の切換
手段Ｓ１を、ポートａ−ｃが連通するように切り換えす
るとともに、第２の切換手段Ｓ２を、ポートｅ−ｆが連
通するように切り換え、しかも開閉弁Ｖ４などを閉止す
ることにより、図９に太線で示す如く、ポンプＰａにて
吐出された伝熱媒体を、熱交換器Ｅａ、第１の切換手段
のポートａ−ｃ、開電磁弁Ｖ３、居室放熱器４ａ、第３
の分岐流路Ｘ３、前記バイパス流路Ｘ４、第２の切換手
段のポートｅ−ｆを経由させて循環しうる。Further, in this system, the first switching means S1 is switched so that the ports ac are communicated, and the second switching means S2 is switched such that the ports ef are communicated. Further, by closing the on-off valve V4 and the like, the heat transfer medium discharged by the pump Pa is transferred to the heat exchanger Ea, the ports ac of the first switching means, and the open electromagnetic valve as shown by the thick line in FIG. V3, room radiator 4a, third
And the bypass flow path X3, the bypass flow path X4, and the port ef of the second switching means.
【００３５】このため、居室放熱器４を経由した伝熱媒
体は、前記蓄熱タンク３Ａ介することなく前記熱交換器
Ｅａと居室放熱器４との間で循環させるバイパス空調運
転が可能になる。このような運転は、蓄熱タンクに蓄え
た冷温熱を任意の時間帯、例えば昼間電力負荷ピーク時
間帯等に利用するべく温存しておくことが可能となり、
電力負荷の平準化に役立たせる他、蓄熱タンク３Ａをバ
イパスして熱交換器Ｅａにより伝熱媒体を直接熱交換し
ているため、例えば急遽冷房から暖房に切換運転する際
などに迅速に対処し得る点で好ましいものとなる。For this reason, a bypass air-conditioning operation in which the heat transfer medium passing through the living room radiator 4 is circulated between the heat exchanger Ea and the living room radiator 4 without passing through the heat storage tank 3A becomes possible. In such an operation, it is possible to keep the cold heat stored in the heat storage tank in an arbitrary time zone, for example, during a daytime power load peak time zone, etc.
In addition to helping to level the power load, the heat transfer medium is directly heat-exchanged by the heat exchanger Ea bypassing the heat storage tank 3A. This is preferable in terms of obtaining.
【００３６】以上本発明の実施形態について説明した
が、本発明は、以上の実施例に限定されることなく種々
の形態で実施しうる。Although the embodiments of the present invention have been described above, the present invention can be implemented in various forms without being limited to the above embodiments.
【００３７】[0037]
【発明の効果】以上説明したように、請求項１記載の発
明では、夜間電力エネルギーを用いて蓄熱装置に熱を蓄
熱しうるとともに、第１の切換手段で主流路の分岐部を
第１の分岐流路に切り換えることにより、伝熱媒体を蓄
熱装置と前記居室放熱器との間で循環させることがで
き、低コストで居室を空調しうる。また例えば空調負荷
が蓄熱量に比して相対的に大きい場合などでは、第１の
切換手段で前記分岐部を第２の分岐流路に切り換えるこ
とにより、ポンプで吐出された伝熱媒体を熱交換器によ
り再度加熱又は冷却して前記居室放熱器へ容易に送るこ
とができる。これにより、迅速にかつ大きな空調負荷に
も対処することが可能になる。またこのような分岐部以
外では、これらの各運転の経路を殆ど共用化することが
できるなど、システムの構造を簡素化できる。As described above, according to the first aspect of the present invention, heat can be stored in the heat storage device using nighttime power energy, and the first switching means connects the branch of the main flow path to the first flow path. By switching to the branch flow path, the heat transfer medium can be circulated between the heat storage device and the room radiator, and the room can be air-conditioned at low cost. Further, for example, when the air conditioning load is relatively large compared to the heat storage amount, the first switching unit switches the branch to the second branch flow path, so that the heat transfer medium discharged by the pump is heated. The heat exchanger can be heated or cooled again by the exchanger and easily sent to the living room radiator. Thereby, it is possible to quickly cope with a large air conditioning load. Further, other than such a branch portion, the structure of the system can be simplified, for example, the routes of these operations can be almost shared.
【００３８】また請求項２記載の発明では、例えば夜間
の蓄熱中に空調要求があった場合などにおいて、第３の
分岐流路を用いて蓄熱しつつ、第１の分岐流路により居
室内を空調できる。また第３の分岐流路には、該第３の
分岐流路の開閉を行う開閉手段と、該第３の分岐流路と
前記第１の分岐流路とを流れる伝熱媒体の流量比を調節
しうる流量比調整手段とを具えることにより、第１の分
岐流路を流れる伝熱媒体の流量を、空調負荷に応じたも
のとなるように調整でき、蓄熱を阻害することなく効率
良い空調運転を行いうる。According to the second aspect of the present invention, for example, when there is a request for air conditioning during nighttime heat storage, the room is stored in the living room by the first branch flow path while storing heat using the third branch flow path. Can be air-conditioned. The third branch channel has an opening / closing means for opening and closing the third branch channel, and a flow ratio of a heat transfer medium flowing through the third branch channel and the first branch channel. By providing the flow rate ratio adjusting means that can be adjusted, the flow rate of the heat transfer medium flowing through the first branch flow path can be adjusted so as to be in accordance with the air conditioning load, so that the heat storage is efficiently performed without hindering heat storage. Air conditioning operation can be performed.
【００３９】また請求項３記載の発明では、バイパス流
路を用いることにより、居室放熱器を経由した伝熱媒体
を、前記蓄熱装置を介することなく前記熱交換器と居室
放熱器との間で循環させる直接空調運転を行いうる。こ
れにより、蓄熱タンクに蓄えた冷温熱を任意の時間帯、
例えば昼間電力負荷ピーク時間帯等に利用するべく温存
しておくことが可能となり、電力負荷の平準化に役立た
せる他、例えば冷房から暖房に切り換えられた場合やシ
ステムの立ち上げ時など、十分な蓄熱が確保されていな
い場合に、蓄熱装置をバイパスして熱交換器側で伝熱媒
体を直接加熱又は冷却することにより、迅速に空調運転
を行いうる。According to the third aspect of the present invention, by using the bypass passage, the heat transfer medium passing through the living room radiator can be transferred between the heat exchanger and the living room radiator without passing through the heat storage device. A direct air-conditioning operation for circulation can be performed. As a result, the cold and hot heat stored in the heat storage tank can be
For example, it is possible to keep it for use during peak hours of power load in the daytime, etc., which helps to equalize the power load, as well as sufficient power such as when switching from cooling to heating or when starting up the system. When the heat storage is not ensured, the air conditioning operation can be quickly performed by directly heating or cooling the heat transfer medium on the heat exchanger side bypassing the heat storage device.
【図１】本発明の蓄熱式冷暖房システムの実施形態を模
式的に示す流れ図である。FIG. 1 is a flowchart schematically showing an embodiment of a regenerative cooling / heating system of the present invention.
【図２】ヒートポンプの正面図である。FIG. 2 is a front view of the heat pump.
【図３】蓄熱タンクユニットの斜視図である。FIG. 3 is a perspective view of a heat storage tank unit.
【図４】蓄熱体の一部を断面とした正面図である。FIG. 4 is a front view showing a cross section of a part of the heat storage body.
【図５】貯湯タンクユニットの斜視図である。FIG. 5 is a perspective view of a hot water storage tank unit.
【図６】家屋の部分断面図である。FIG. 6 is a partial sectional view of a house.
【図７】蓄熱運転、貯湯運転蓄熱空調同時運転時の伝熱
媒体、湯水の経路を説明する流れ図である。FIG. 7 is a flowchart illustrating a path of a heat transfer medium and hot water during simultaneous operation of heat storage operation and hot water storage operation and heat storage air conditioning.
【図８】通常空調運転、追加空調運転時の伝熱媒体の経
路を説明する流れ図である。FIG. 8 is a flowchart illustrating a path of a heat transfer medium during a normal air-conditioning operation and an additional air-conditioning operation.
【図９】直接空調運転時の伝熱媒体の経路を説明する流
れ図である。FIG. 9 is a flowchart illustrating a path of a heat transfer medium during a direct air-conditioning operation.
２ ヒートポンプ ２Ａ ヒートポンプの本体部 ２Ｂ ヒートポンプの配管部 ３ 蓄熱装置 ３Ａ 蓄熱タンク ４ 居室放熱器 ５ 貯湯装置 ５Ａ 貯湯タンク Ｐａ、Ｐｂ ポンプ 2 heat pump 2A heat pump main body 2B heat pump piping 3 heat storage device 3A heat storage tank 4 living room radiator 5 hot water storage device 5A hot water storage tank Pa, Pb pump
───────────────────────────────────────────────────── フロントページの続き (72)発明者 青山 繁男 大阪府東大阪市高井田本通４丁目２番５号 松下冷機株式会社内 (72)発明者 町田 和彦 大阪府東大阪市高井田本通４丁目２番５号 松下冷機株式会社内 (72)発明者 濱田 和幸 大阪府東大阪市高井田本通４丁目２番５号 松下冷機株式会社内 (72)発明者 木村 正男 大阪府大阪市北区中之島３丁目３番22号 関西電力株式会社内 (72)発明者 松下 昌生 大阪府豊中市新千里西町１丁目１番４号 ナショナル住宅産業株式会社内 Ｆターム(参考） 3L054 BG08 BH01 BH05 BH07 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Shigeo Aoyama 4-5-2-5 Takaidahondori, Higashiosaka-shi, Osaka Inside Matsushita Refrigerating Machinery Co., Ltd. (72) Kazuhiko Machida 4-chome Takaidahondori, Higashiosaka-shi, Osaka 2-5 Matsushita Refrigerator Co., Ltd. (72) Inventor Kazuyuki Hamada 4-5-2 Takaida Hondori, Higashi Osaka City, Osaka Prefecture 2-5 Matsushita Refrigerator Co., Ltd. (72) Inventor Masao Kimura 3 Nakanoshima, Kita-ku, Osaka City, Osaka Prefecture No. 3-22 Kansai Electric Power Co., Inc. (72) Inventor Masao Matsushita 1-4-1 Shinsenri Nishimachi, Toyonaka City, Osaka Prefecture F-term in National Housing Industry Co., Ltd. 3L054 BG08 BH01 BH05 BH07
Claims (3)
熱、冷熱を発生して伝熱媒体と熱交換する熱交換器と、
前記伝熱媒体を通過させることにより該伝熱媒体との間
で熱量を受け渡しできかつ蓄熱しうる蓄熱装置と、前記
伝熱媒体から熱量を取り出して居室内に放熱する居室放
熱器と、これらの間で伝熱媒体を循環させるポンプとを
具えた蓄熱式冷暖房システムであって、 介在するポンプにより前記伝熱媒体を蓄熱装置と前記居
室放熱器との間で循環させる主流路に、 前記ポンプで吐出された伝熱媒体をそのまま居室放熱器
へ送る第１の分岐流路と、前記ポンプで吐出された伝熱
媒体を熱交換器により加熱して前記居室放熱器へ送る第
２の分岐流路とを含む分岐部を設けるとともに、 前記分岐部は、前記第１の分岐流路又は第２の分岐流路
を択一的に切り換える第１の切換手段を具えることを特
徴とする蓄熱式冷暖房システム。1. A heat exchanger for generating heat and cold from electric energy including nighttime electric power to exchange heat with a heat transfer medium,
A heat storage device capable of transferring and transferring heat to and from the heat transfer medium by passing the heat transfer medium, a living room radiator that extracts heat from the heat transfer medium and radiates heat into the living room; A heat storage type cooling and heating system comprising a pump for circulating a heat transfer medium between the heat transfer medium and a living room radiator. A first branch flow path for sending the discharged heat transfer medium to the living room radiator as it is, and a second branch flow path for heating the heat transfer medium discharged by the pump by a heat exchanger and sending it to the living room radiator And a first switching means for selectively switching the first branch flow path or the second branch flow path. system.
交換された伝熱媒体を前記居室放熱器を介することなく
前記蓄熱装置に戻す第３の分岐流路を具えるとともに、 この第３の分岐流路の開閉を行う開閉手段と、該第３の
分岐流路と前記第１の分岐流路とを流れる伝熱媒体の流
量比を調節しうる流量比調整手段とを具えることを特徴
とする請求項１記載の蓄熱式冷暖房システム。A second branch passage for returning the heat transfer medium heat-exchanged by the heat exchanger to the heat storage device without passing through the living room radiator; An opening / closing means for opening and closing the third branch flow path; and a flow rate ratio adjusting means capable of adjusting a flow rate ratio of the heat transfer medium flowing through the third branch flow path and the first branch flow path. The regenerative cooling and heating system according to claim 1, further comprising:
伝熱媒体を、前記蓄熱装置を介することなく前記熱交換
器と居室放熱器との間で循環させるバイパス流路を具え
ることを特徴とする請求項１又は２記載の蓄熱式冷暖房
システム。3. The main flow path includes a bypass flow path that circulates a heat transfer medium passing through the living room radiator between the heat exchanger and the living room radiator without passing through the heat storage device. The regenerative cooling and heating system according to claim 1 or 2, wherein:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11159804A JP2000346406A (en) | 1999-06-07 | 1999-06-07 | Thermal storage air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11159804A JP2000346406A (en) | 1999-06-07 | 1999-06-07 | Thermal storage air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000346406A true JP2000346406A (en) | 2000-12-15 |
Family
ID=15701633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11159804A Withdrawn JP2000346406A (en) | 1999-06-07 | 1999-06-07 | Thermal storage air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000346406A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101422191B1 (en) | 2013-05-03 | 2014-07-22 | 주식회사 에어텍 | High-performace Air conditioning unit installation with Hybrid-heat pump |
| CN105917174A (en) * | 2013-12-19 | 2016-08-31 | 三菱电机株式会社 | Air conditioner and method for controlling air conditioner |
-
1999
- 1999-06-07 JP JP11159804A patent/JP2000346406A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101422191B1 (en) | 2013-05-03 | 2014-07-22 | 주식회사 에어텍 | High-performace Air conditioning unit installation with Hybrid-heat pump |
| CN105917174A (en) * | 2013-12-19 | 2016-08-31 | 三菱电机株式会社 | Air conditioner and method for controlling air conditioner |
| CN105917174B (en) * | 2013-12-19 | 2019-03-01 | 三菱电机株式会社 | The control method of air-conditioning device and air-conditioning device |
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