JPH0814699A - Air-conditioning device - Google Patents
Air-conditioning deviceInfo
- Publication number
- JPH0814699A JPH0814699A JP14803594A JP14803594A JPH0814699A JP H0814699 A JPH0814699 A JP H0814699A JP 14803594 A JP14803594 A JP 14803594A JP 14803594 A JP14803594 A JP 14803594A JP H0814699 A JPH0814699 A JP H0814699A
- Authority
- JP
- Japan
- Prior art keywords
- heat exchanger
- refrigerant
- indoor heat
- floor heating
- heating panel
- 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
- 238000004378 air conditioning Methods 0.000 title abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 73
- 239000003507 refrigerant Substances 0.000 claims abstract description 70
- 238000001816 cooling Methods 0.000 description 5
- 230000001771 impaired effect Effects 0.000 description 4
- 230000000630 rising effect Effects 0.000 description 4
- 230000006837 decompression Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、床暖房パネルを備える
空気調和装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air conditioner equipped with a floor heating panel.
【０００２】[0002]
【従来の技術】一般に、冷媒加熱器、冷媒ポンプ、室内
熱交換器などを順につないだ暖房機や、圧縮機、四方
弁、室外熱交換器、減圧装置、室内熱交換器などを順に
つないだ空気調和装置などは知られている。近年では、
また、床内部に管を通し、この管に温水や冷媒を通すこ
とにより、床暖房を行うようにした暖房機が提案されて
いる。2. Description of the Related Art Generally, a heater, which is a refrigerant heater, a refrigerant pump, an indoor heat exchanger, etc., is connected in sequence, and a compressor, a four-way valve, an outdoor heat exchanger, a pressure reducing device, an indoor heat exchanger, etc. Air conditioners and the like are known. in recent years,
Further, there is proposed a heater in which floor heating is performed by passing a pipe through the floor and passing hot water or a refrigerant through the pipe.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、従来の
ものは、室内機用と、床暖房機用とでそれぞれ冷媒回路
などが必要になり、それぞれの回路には無駄な装備が必
要になり、経済的でないという問題がある。また、従来
では、それぞれを関連付けて制御していないので、空調
時の快適性が損なわれるおそれがある。However, the conventional type requires a refrigerant circuit for the indoor unit and the floor heater, respectively, and wasteful equipment is required for each circuit, which is economical. There is a problem that it is not appropriate. Further, in the related art, since the controls are not associated with each other, the comfort during air conditioning may be impaired.
【０００４】そこで、本発明の目的は、上述した従来の
技術が有する問題点を解消し、とくに暖房運転時の快適
性を追及すると共に、経済性に優れる空気調和装置を提
供することにある。Therefore, an object of the present invention is to solve the problems of the above-mentioned conventional techniques, to pursue comfort especially during heating operation, and to provide an economical air conditioner.
【０００５】[0005]
【課題を解決するための手段】第１の発明は、冷媒加熱
器、冷媒ポンプ、及び室内熱交換器を接続した冷媒回路
を備えた空気調和機において、室内側熱交換器と並列に
床暖房パネルを接続したものである。A first aspect of the present invention is an air conditioner provided with a refrigerant circuit in which a refrigerant heater, a refrigerant pump, and an indoor heat exchanger are connected, and floor heating is provided in parallel with the indoor heat exchanger. It is a panel connected.
【０００６】第２の発明は、圧縮機、四方弁、室外熱交
換器、減圧装置及び室内熱交換器を接続した冷媒回路を
備えた空気調和装置において、室内熱交換器と並列に床
暖房パネルを接続し、暖房運転時にはこの床暖房パネル
に冷媒を流す制御手段を設けたものである。A second aspect of the present invention is an air conditioner having a refrigerant circuit in which a compressor, a four-way valve, an outdoor heat exchanger, a pressure reducing device and an indoor heat exchanger are connected, and a floor heating panel is provided in parallel with the indoor heat exchanger. Is connected to the floor heating panel during heating operation.
【０００７】第３の発明は、圧縮機、四方弁、室外熱交
換器、減圧装置及び室内熱交換器を接続した冷媒回路を
備えた空気調和装置において、室内熱交換器と並列に床
暖房パネルを接続し、暖房運転時には室内温度が所定温
度以下のとき、室内熱交換器と床暖房パネルに同時に冷
媒を流し、所定温度以上のとき、室内熱交換器に冷媒を
流さずに、この床暖房パネルにのみ冷媒を流す制御手段
を設けたものである。A third aspect of the present invention is an air conditioner having a refrigerant circuit connecting a compressor, a four-way valve, an outdoor heat exchanger, a pressure reducing device and an indoor heat exchanger, wherein a floor heating panel is provided in parallel with the indoor heat exchanger. In the heating operation, when the indoor temperature is lower than a predetermined temperature, the refrigerant flows through the indoor heat exchanger and the floor heating panel at the same time, and when the room temperature is higher than the predetermined temperature, the floor heating is performed without flowing the refrigerant in the indoor heat exchanger. A control means for flowing the refrigerant only to the panel is provided.
【０００８】第４の発明は、圧縮機、四方弁、室外熱交
換器、減圧装置及び室内熱交換器を接続した冷媒回路を
備えた空気調和装置において、室内熱交換器と並列に床
暖房パネルを接続し、室外熱交換器と並列に冷媒加熱器
を接続したものである。A fourth aspect of the present invention is an air conditioner having a refrigerant circuit connecting a compressor, a four-way valve, an outdoor heat exchanger, a pressure reducing device and an indoor heat exchanger, wherein a floor heating panel is provided in parallel with the indoor heat exchanger. And the refrigerant heater is connected in parallel with the outdoor heat exchanger.
【０００９】[0009]
【作用】第１〜第４の発明によれば、いずれも室内熱交
換器と床暖房パネルとが同一の冷媒回路中につながれる
ので、それぞれ個別に冷媒回路を設ける必要がなくな
る。冷媒の流し方としては、第２の発明によれば、冷房
運転時に室内熱交換器に冷媒を流し、暖房運転時に床暖
房パネルに冷媒を流すので、気流感によって快適性が損
なわれることなく、効率的な床暖房が行われる。また、
第３の発明によれば、室内温度をセンシングし、それが
所定温度に達するまでは、室内熱交換器と床暖房パネル
に同時に冷媒を流して、暖房運転の立上り特性を向上さ
せ、それが所定温度に達してからは、床暖房パネルのみ
に冷媒を流すので、無駄な電力消費が抑えられるととも
に、気流感によって快適性が損なわれないようにでき
る。更に、第４の発明によれば、冷媒加熱器が設けられ
るので、外気温の低下にかかわらず、充分な暖房能力を
保持できる。According to the first to fourth aspects of the invention, since the indoor heat exchanger and the floor heating panel are all connected in the same refrigerant circuit, it is not necessary to individually provide a refrigerant circuit. As a way of flowing the refrigerant, according to the second invention, the refrigerant is caused to flow to the indoor heat exchanger during the cooling operation, and the refrigerant is caused to flow to the floor heating panel during the heating operation, so that comfort is not impaired by the feeling of airflow, Efficient floor heating is performed. Also,
According to the third invention, the indoor temperature is sensed, and until the temperature reaches a predetermined temperature, the refrigerant is caused to flow through the indoor heat exchanger and the floor heating panel at the same time to improve the rising characteristic of the heating operation. After the temperature is reached, the refrigerant flows only to the floor heating panel, so that wasteful power consumption can be suppressed and comfort can be prevented from being impaired by the feeling of air flow. Further, according to the fourth aspect of the present invention, since the refrigerant heater is provided, sufficient heating capacity can be maintained regardless of a decrease in outside air temperature.
【００１０】[0010]
【実施例】以下、本発明による空気調和装置の一実施例
を図面を参照して説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an air conditioner according to the present invention will be described below with reference to the drawings.
【００１１】図１において、１は家屋の室内を示し、こ
の室内１には壁掛型の室内機３と、床暖房機５とが設け
られている。室内機３は室内熱交換器３１を有し、床暖
房機５は床暖房パネル３３を有している。In FIG. 1, reference numeral 1 denotes a room of a house, and a wall-mounted indoor unit 3 and a floor heater 5 are provided in the room 1. The indoor unit 3 has an indoor heat exchanger 31, and the floor heater 5 has a floor heating panel 33.
【００１２】室内熱交換器３１、及び床暖房パネル３３
は、室外機７の各機器につながれ、これにより冷媒回路
が構成される。Indoor heat exchanger 31 and floor heating panel 33
Is connected to each device of the outdoor unit 7, thereby forming a refrigerant circuit.
【００１３】すなわち、圧縮機１１、四方弁１２、室外
熱交換器１３、膨脹弁からなる減圧装置１４、室内熱交
換器３１が順につながれ、そして、この実施例によれ
ば、この室内熱交換器３１と並列に床暖房パネル３３が
つながれ、室外熱交換器１３及び減圧装置１４と並列に
冷媒加熱器１５がつながれる。室内熱交換器３１と室外
熱交換器１３には送風ファンＦ１，Ｆ２がそれぞれ設け
られている。That is, the compressor 11, the four-way valve 12, the outdoor heat exchanger 13, the decompression device 14 including an expansion valve, and the indoor heat exchanger 31 are sequentially connected, and according to this embodiment, the indoor heat exchanger is connected. A floor heating panel 33 is connected in parallel with 31, and a refrigerant heater 15 is connected in parallel with the outdoor heat exchanger 13 and the pressure reducing device 14. The indoor heat exchanger 31 and the outdoor heat exchanger 13 are provided with blower fans F1 and F2, respectively.
【００１４】ＭＶ１〜ＭＶ３は電磁弁であり、各電磁弁
ＭＶ１〜ＭＶ３は、冷房運転時、暖房運転時毎に切り替
えられる。すなわち、各電磁弁ＭＶ１〜ＭＶ３は制御手
段を構成する。Ｄ１〜Ｄ３は逆止弁であり、各逆止弁Ｄ
１〜Ｄ３は、矢印方向にのみ冷媒を流すことが可能であ
る。MV1 to MV3 are electromagnetic valves, and the respective electromagnetic valves MV1 to MV3 are switched at each cooling operation and each heating operation. That is, each solenoid valve MV1 to MV3 constitutes a control means. D1 to D3 are check valves, and each check valve D
1 to D3 can flow the refrigerant only in the arrow direction.
【００１５】このシステムはつぎのように動作する。This system operates as follows.
【００１６】（ａ） 冷房運転時には、まず、電磁弁Ｍ
Ｖ１と電磁弁ＭＶ３が閉じられ、電磁弁ＭＶ２が開か
れ、減圧装置１４が適度な開度に調整される送風ファン
Ｆ１，Ｆ２が運転する。(A) At the time of cooling operation, first, the solenoid valve M
V1 and the solenoid valve MV3 are closed, the solenoid valve MV2 is opened, and the blower fans F1 and F2 whose decompression device 14 is adjusted to an appropriate opening degree are operated.
【００１７】すると、圧縮機１１からの冷媒は、四方弁
１２の破線方向に流れ、室外熱交換器１３に入る。つい
で、冷媒は、そこで放熱した後に、減圧装置１４を通
り、室内機３の室内熱交換器３１に入る。そして、そこ
で吸熱（送風ファンＦ１，Ｆ２の運転により室内には冷
風）した後に、四方弁１２を通り、圧縮機１１に戻る。Then, the refrigerant from the compressor 11 flows in the direction of the broken line of the four-way valve 12 and enters the outdoor heat exchanger 13. Then, the refrigerant radiates heat there, and then passes through the pressure reducing device 14 to enter the indoor heat exchanger 31 of the indoor unit 3. Then, after absorbing heat (cool air inside the room by the operation of the blower fans F1 and F2) there, it passes through the four-way valve 12 and returns to the compressor 11.
【００１８】（ｂ） 暖房運転時には、まず、各電磁弁
ＭＶ１〜ＭＶ３が閉じられ送風ファンＦ１，Ｆ２は停止
したままとなる。この状態で暖房運転すると、室外熱交
換器１３に残留する冷媒が、四方弁１２の実線方向に流
れ、圧縮機１１に戻る。すなわち第１段階では、冷媒回
収運転が行われる。その間の運転時間はほぼ１分間であ
る。(B) During the heating operation, first, the solenoid valves MV1 to MV3 are closed and the blower fans F1 and F2 remain stopped. When the heating operation is performed in this state, the refrigerant remaining in the outdoor heat exchanger 13 flows in the solid line direction of the four-way valve 12 and returns to the compressor 11. That is, in the first stage, the refrigerant recovery operation is performed. The operating time during that time is approximately 1 minute.
【００１９】ついで第２段階では、電磁弁ＭＶ２が閉じ
られ、電磁弁ＭＶ１とＭＶ３が開かれる。圧縮機１１か
らの冷媒は、四方弁１２の実線方向に流れ、床暖房パネ
ル３３に入る。冷媒は、そこで放熱（室内には温風）し
た後に、電磁弁ＭＶ１とＭＶ３を通って冷媒加熱器１５
を通ってここで加熱され、圧縮機１１に戻る。Then, in the second stage, the solenoid valve MV2 is closed and the solenoid valves MV1 and MV3 are opened. The refrigerant from the compressor 11 flows in the solid line direction of the four-way valve 12 and enters the floor heating panel 33. The refrigerant radiates heat there (warm air in the room), and then passes through the solenoid valves MV1 and MV3 to cool the refrigerant heater 15
It is heated here through and returns to the compressor 11.
【００２０】これによれば、室内機３の室内熱交換器３
１は冷房専用に機能し、床暖房機５の床暖房パネル３３
は暖房専用に機能する。According to this, the indoor heat exchanger 3 of the indoor unit 3
1 functions exclusively for cooling, and the floor heating panel 33 of the floor heater 5
Functions exclusively for heating.
【００２１】しかして、この実施例によれば、室内熱交
換器３１と床暖房パネル３３とが同一冷媒回路中につな
がれるので、従来のように、それぞれの回路を設ける必
要がなくなり、経済的な空気調和機が提供されるばかり
でなく、暖房時は送風ファンＦ１を運転させないので、
暖房時の不快な気流感がなく、快適性が著しく向上す
る。According to this embodiment, however, since the indoor heat exchanger 31 and the floor heating panel 33 are connected in the same refrigerant circuit, it is not necessary to provide each circuit as in the conventional case, which is economical. Not only is the air conditioner provided, but the blower fan F1 is not operated during heating,
There is no unpleasant airflow feeling when heating, and comfort is significantly improved.
【００２２】図２は別の実施例を示している。FIG. 2 shows another embodiment.
【００２３】これによれば、減圧装置１４及び室内熱交
換器３１と並列に床暖房パネル３３がつながれ、この床
暖房パネル３３の入口には、膨脹弁からなる第２の減圧
装置３５がつながれる。そして、この第２の減圧装置３
５は、床暖房パネル３３の表面温度を検出する温度セン
サ３９の検出温度に応じて弁開度が調整される。冷媒加
熱器１５は室外熱交換器１３と並列につながれる。ＭＶ
４とＭＶ５は電磁弁であり、電磁弁ＭＶ４には、室内の
温度を検出する温度センサ３７の検出温度に応じて開閉
が制御される。Ｄ４〜Ｄ６は逆止弁である。各逆止弁は
矢印方向にのみ冷媒を流すことが可能である。According to this, the floor heating panel 33 is connected in parallel with the pressure reducing device 14 and the indoor heat exchanger 31, and the second pressure reducing device 35 consisting of an expansion valve is connected to the inlet of the floor heating panel 33. . And this second decompression device 3
5, the valve opening is adjusted according to the temperature detected by the temperature sensor 39 that detects the surface temperature of the floor heating panel 33. The refrigerant heater 15 is connected in parallel with the outdoor heat exchanger 13. MV
4 and MV5 are electromagnetic valves, and the opening / closing of the electromagnetic valve MV4 is controlled according to the temperature detected by the temperature sensor 37 that detects the temperature inside the room. D4 to D6 are check valves. Each check valve can flow the refrigerant only in the direction of the arrow.
【００２４】これによれば、以下のように冷媒の流れを
切り替えることにより、より快適な運転を実現できる。According to this, more comfortable operation can be realized by switching the flow of the refrigerant as follows.
【００２５】（ｃ） 冷房運転時には、まず、電磁弁Ｍ
Ｖ４が閉じられ、電磁弁ＭＶ５が開かれ、減圧装置１４
が適度な開度に調整されるとともに、送風ファンＦ１，
Ｆ２を運転させる。(C) At the time of cooling operation, first, the solenoid valve M
V4 is closed, solenoid valve MV5 is opened, pressure reducing device 14
Is adjusted to an appropriate opening, and the blower fan F1,
Drive F2.
【００２６】すると、圧縮機１１からの冷媒は、四方弁
１２の破線方向に流れ、室外熱交換器１３に入る。つい
で、冷媒は、そこで放熱した後に、減圧装置１４を通
り、室内機３の室内熱交換器３１に入る。そして、そこ
で吸熱（室内には冷風）した後に、電磁弁ＭＶ５、四方
弁１２を通り、圧縮機１１に戻る。Then, the refrigerant from the compressor 11 flows in the direction of the broken line of the four-way valve 12 and enters the outdoor heat exchanger 13. Then, the refrigerant radiates heat there, and then passes through the pressure reducing device 14 to enter the indoor heat exchanger 31 of the indoor unit 3. Then, after absorbing heat (cold air in the room) there, it returns to the compressor 11 through the solenoid valve MV5 and the four-way valve 12.
【００２７】（ｄ） 暖房運転時には、まず、電磁弁Ｍ
Ｖ４が閉じられ、電磁弁ＭＶ５が開かれるとともに、送
風ファンＦ１のみを運転させる。この状態で暖房運転す
ると、室外熱交換器１３に残留する冷媒が、四方弁１２
の実線方向に流れ、圧縮機１１に戻る。すなわち、第１
段階では、冷媒回収運転が行われる。この間、ほぼ１分
間である。(D) At the time of heating operation, first, the solenoid valve M
V4 is closed, the solenoid valve MV5 is opened, and only the blower fan F1 is operated. When the heating operation is performed in this state, the refrigerant remaining in the outdoor heat exchanger 13 causes the four-way valve 12
And flows back to the compressor 11. That is, the first
At the stage, a refrigerant recovery operation is performed. During this time, it takes about 1 minute.
【００２８】ついで、第２段階では、電磁弁ＭＶ４と電
磁弁ＭＶ５が開かれ、減圧装置１４と第２の減圧装置３
５が適度な開度に調整される。すると、圧縮機１１から
の冷媒は、四方弁１２の実線方向に流れ、室内機３の室
内熱交換器３１に入ると共に、床暖房パネル３３に入
る。そして、そこで放熱した後、電磁弁ＭＶ４を通り、
冷媒加熱器１５を通り、ここで加熱され、圧縮機１１に
戻る。運転開始当初は第２の減圧装置３５によって、床
暖房パネルに供給される冷媒温度は高温（５０℃程度）
に保たれるので、熱容量の大きな床暖房パネルの立上り
特性は著しく向上する。なお、以上は、後述するように
室内温度が所定温度に最初に達するまでの運転である。
このときの所定温度は、例えば、空気調和機の設定温度
に設定される。Next, in the second stage, the electromagnetic valves MV4 and MV5 are opened, and the pressure reducing device 14 and the second pressure reducing device 3 are opened.
5 is adjusted to an appropriate opening. Then, the refrigerant from the compressor 11 flows in the direction of the solid line of the four-way valve 12, enters the indoor heat exchanger 31 of the indoor unit 3, and enters the floor heating panel 33. Then, after radiating heat there, it passes through the solenoid valve MV4,
It passes through the refrigerant heater 15, is heated here, and returns to the compressor 11. At the beginning of the operation, the temperature of the refrigerant supplied to the floor heating panel by the second pressure reducing device 35 is high (about 50 ° C).
Therefore, the rising characteristic of the floor heating panel having a large heat capacity is remarkably improved. The above is the operation until the indoor temperature first reaches the predetermined temperature, as described later.
The predetermined temperature at this time is set to the set temperature of the air conditioner, for example.
【００２９】この暖房運転中に、床暖房パネル３３の表
面温度が所定温度に達したら、温度センサ３９がそれを
検知し、第２の減圧装置３５の開度を閉方向に調整す
る。これにより、床暖房パネル３３の表面温度は３０℃
程度に保たれる。During the heating operation, when the surface temperature of the floor heating panel 33 reaches a predetermined temperature, the temperature sensor 39 detects it and adjusts the opening degree of the second pressure reducing device 35 in the closing direction. As a result, the surface temperature of the floor heating panel 33 is 30 ° C.
Kept to a degree.
【００３０】暖房運転時には、立上がりの特性を向上さ
せるために、床暖房パネル３３のほかに室内熱交換器３
１にも冷媒を流し、送風ファンＦ１を作動させて温風暖
房運転を行うが、室内温度が所定温度に到達したら、温
度センサ３７がそれを検知し、電磁弁５を閉じ、室内熱
交換器３１には冷媒を流さず、床暖房パネル３３だけに
冷媒を流すとともに、送風ファンＦ１を停止させる。During the heating operation, in addition to the floor heating panel 33, the indoor heat exchanger 3 is provided in order to improve the rising characteristics.
1, the refrigerant is also flowed and the blower fan F1 is operated to perform the warm air heating operation. When the indoor temperature reaches a predetermined temperature, the temperature sensor 37 detects it and closes the electromagnetic valve 5 to close the indoor heat exchanger. Refrigerant does not flow through 31, the refrigerant flows through only the floor heating panel 33, and the blower fan F1 is stopped.
【００３１】これによれば、暖房運転時の立上がり特性
を向上させることができると共に、無駄な電力消費を抑
えることができ、また、立上り後は暖房時の不快な気流
感がなくなり、快適性が著しく向上する。According to this, it is possible to improve the start-up characteristic during the heating operation, suppress unnecessary power consumption, and eliminate the unpleasant airflow feeling during the heating after the start-up, thereby improving comfort. Remarkably improved.
【００３２】要するに、これら実施例によれば、室内熱
交換器３１と床暖房パネル３３とが同一の冷媒回路中に
つながれるので、構造がきわめて簡素化される。また、
従来のように、室内機３と床暖房機５とでそれぞれ別の
冷媒回路を設ける必要がなくなり、経済性を向上させる
ことができるとともに、暖房時の気流感によって快適性
が損なわれないようにできる。In short, according to these embodiments, since the indoor heat exchanger 31 and the floor heating panel 33 are connected in the same refrigerant circuit, the structure is extremely simplified. Also,
There is no need to provide separate refrigerant circuits for the indoor unit 3 and the floor heater 5 as in the conventional case, so that it is possible to improve economic efficiency and to prevent comfort from being impaired by the feeling of airflow during heating. it can.
【００３３】[0033]
【発明の効果】以上の説明から明らかなように、第１〜
第４の発明によれば、室内熱交換器と床暖房パネルとが
同一の冷媒回路中につながれるので、それぞれ別の回路
を設ける必要がなくなるので、経済性が向上するばかり
でなく、第２の発明では暖房時の不快な気流感がなくな
り、快適性が著しく向上する。As is apparent from the above description, the first to
According to the fourth invention, since the indoor heat exchanger and the floor heating panel are connected in the same refrigerant circuit, it is not necessary to provide a separate circuit for each, so that not only the economical efficiency is improved but also the second circuit is provided. In the invention of 1, the unpleasant air flow feeling during heating is eliminated and the comfort is remarkably improved.
【００３４】また、第３の発明では、室内温度が所定温
度に達するまでの間、室内熱交換器と床暖房パネルに同
時に冷媒を流すので、暖房運転時の立上り特性を向上さ
せることができると共に、室内温度が所定温度に達する
と、室内熱交換器に冷媒を流さずに、この床暖房パネル
にのみ冷媒を流すので、無駄な消費電力を抑えることが
でき、省エネルギー化を達成することができ、また、立
上り後は、暖房時の不快な気流感がなくなり、快適性が
著しく向上する。Further, in the third aspect of the invention, since the refrigerant flows through the indoor heat exchanger and the floor heating panel at the same time until the indoor temperature reaches the predetermined temperature, it is possible to improve the start-up characteristic during the heating operation. When the indoor temperature reaches a predetermined temperature, the refrigerant flows only to this floor heating panel without flowing the refrigerant to the indoor heat exchanger, so it is possible to suppress wasteful power consumption and achieve energy saving. Moreover, after rising, the uncomfortable feeling of air flow during heating is eliminated, and comfort is significantly improved.
【００３５】更に、第４の発明によれば、冷媒加熱器を
設けるので、外気温低下に伴う暖房能力の低下を抑える
ことができる、などの効果を奏する。Further, according to the fourth aspect of the invention, since the refrigerant heater is provided, it is possible to suppress a decrease in heating capacity due to a decrease in outside air temperature.
【図１】本発明による空気調和装置の一実施例を示す冷
媒回路図である。FIG. 1 is a refrigerant circuit diagram showing an embodiment of an air conditioner according to the present invention.
【図２】本発明による空気調和装置の別の実施例を示す
冷媒回路図である。FIG. 2 is a refrigerant circuit diagram showing another embodiment of the air conditioner according to the present invention.
１ 室内 ３ 室内機 ５ 床暖房機 ７ 室外機 １１ 圧縮機 １２ 四方弁 １３ 室外熱交換器 １４ 減圧装置 １５ 冷媒加熱器 ３１ 室内熱交換器 ３３ 床暖房パネル ＭＶ１〜ＭＶ５ 電磁弁 Ｄ１〜Ｄ６ 逆止弁 1 Indoor 3 Indoor unit 5 Floor heater 7 Outdoor unit 11 Compressor 12 Four-way valve 13 Outdoor heat exchanger 14 Pressure reducing device 15 Refrigerant heater 31 Indoor heat exchanger 33 Floor heating panel MV1 to MV5 Solenoid valve D1 to D6 Check valve
Claims (4)
換器を接続した冷媒回路を備えた空気調和機において、
室内側熱交換器と並列に床暖房パネルを接続したことを
特徴とする空気調和装置。1. An air conditioner provided with a refrigerant circuit connecting a refrigerant heater, a refrigerant pump, and an indoor heat exchanger,
An air conditioner comprising a floor heating panel connected in parallel with an indoor heat exchanger.
置及び室内熱交換器を接続した冷媒回路を備えた空気調
和装置において、 室内熱交換器と並列に床暖房パネルを接続し、暖房運転
時にはこの床暖房パネルに冷媒を流す制御手段を設けた
ことを特徴とする空気調和装置。2. An air conditioner having a refrigerant circuit connecting a compressor, a four-way valve, an outdoor heat exchanger, a pressure reducing device and an indoor heat exchanger, wherein a floor heating panel is connected in parallel with the indoor heat exchanger, An air conditioner characterized in that a control means for causing a refrigerant to flow through this floor heating panel during heating operation is provided.
置及び室内熱交換器を接続した冷媒回路を備えた空気調
和装置において、 室内熱交換器と並列に床暖房パネルを接続し、暖房運転
時には室内温度が所定温度以下のとき、室内熱交換器と
床暖房パネルに同時に冷媒を流し、所定温度以上のと
き、室内熱交換器に冷媒を流さずに、この床暖房パネル
にのみ冷媒を流す制御手段を設けたことを特徴とする空
気調和装置。3. An air conditioner provided with a refrigerant circuit connecting a compressor, a four-way valve, an outdoor heat exchanger, a pressure reducing device and an indoor heat exchanger, wherein a floor heating panel is connected in parallel with the indoor heat exchanger, During the heating operation, when the room temperature is lower than a predetermined temperature, the refrigerant flows through the indoor heat exchanger and the floor heating panel at the same time, and when the room temperature is higher than the predetermined temperature, the refrigerant does not flow through the indoor heat exchanger and the refrigerant flows only in this floor heating panel. An air conditioner characterized in that it is provided with control means for flowing the air.
置及び室内熱交換器を接続した冷媒回路を備えた空気調
和装置において、 室内熱交換器と並列に床暖房パネルを接続し、室外熱交
換器と並列に冷媒加熱器を接続したことを特徴とする空
気調和装置。4. An air conditioner comprising a refrigerant circuit connecting a compressor, a four-way valve, an outdoor heat exchanger, a pressure reducing device and an indoor heat exchanger, wherein a floor heating panel is connected in parallel with the indoor heat exchanger, An air conditioner in which a refrigerant heater is connected in parallel with an outdoor heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14803594A JPH0814699A (en) | 1994-06-29 | 1994-06-29 | Air-conditioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14803594A JPH0814699A (en) | 1994-06-29 | 1994-06-29 | Air-conditioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0814699A true JPH0814699A (en) | 1996-01-19 |
Family
ID=15443666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14803594A Pending JPH0814699A (en) | 1994-06-29 | 1994-06-29 | Air-conditioning device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0814699A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023542407A (en) * | 2020-09-24 | 2023-10-06 | ベイジン ジンカールン エンジニアリング デザイン アンド リサーチ インスティテュート カンパニー リミテッド | Single-stage carbon dioxide multi-type heating and cooling multifunctional central air conditioner |
-
1994
- 1994-06-29 JP JP14803594A patent/JPH0814699A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023542407A (en) * | 2020-09-24 | 2023-10-06 | ベイジン ジンカールン エンジニアリング デザイン アンド リサーチ インスティテュート カンパニー リミテッド | Single-stage carbon dioxide multi-type heating and cooling multifunctional central air conditioner |
| US12345457B2 (en) | 2020-09-24 | 2025-07-01 | Beijing Jingkelun Engineering Design and Research Institute Co., Ltd. | Single-stage carbon dioxide multi-split cooling and heating multifunctional central air conditioner |
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