JPH0238052U - - Google Patents
Info
- Publication number
- JPH0238052U JPH0238052U JP11666588U JP11666588U JPH0238052U JP H0238052 U JPH0238052 U JP H0238052U JP 11666588 U JP11666588 U JP 11666588U JP 11666588 U JP11666588 U JP 11666588U JP H0238052 U JPH0238052 U JP H0238052U
- Authority
- JP
- Japan
- Prior art keywords
- expansion valve
- air conditioner
- electric
- control means
- heating
- 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
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 239000003507 refrigerant Substances 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims 1
- 238000005485 electric heating Methods 0.000 claims 1
- 230000002441 reversible effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例にかかる空気調和機の
冷媒回路図、第２図は第１図図示の空気調和機に
おけるコントローラの機能対応図、第３図は第１
図図示の空気調和機の暖房運転時における作用を
説明するフローチヤートである。
１……圧縮機、２……四路切換弁、３……室外
側熱交換器、４……暖房用電動膨張弁、５……レ
シーバ、６……冷房用電動膨張弁、７……室内側
熱交換器、１５……制御手段、Ａ……冷媒回路。
FIG. 1 is a refrigerant circuit diagram of an air conditioner according to an embodiment of the present invention, FIG. 2 is a functional correspondence diagram of the controller in the air conditioner shown in FIG.
2 is a flowchart illustrating the operation of the illustrated air conditioner during heating operation. 1...Compressor, 2...Four-way switching valve, 3...Outdoor heat exchanger, 4...Electric expansion valve for heating, 5...Receiver, 6...Electric expansion valve for cooling, 7...Room Inner heat exchanger, 15...control means, A...refrigerant circuit.
Claims (1)
暖房用電動膨張弁４、レシーバ５、冷房用電動膨
張弁６および室内側熱交換器７を順次接続して、
冷媒を可逆流通可能となした冷媒回路Ａを備えた
空気調和機において、暖房運転時に前記圧縮機１
の吸入圧力が所定値以下に低下した時点で前記冷
房用電動膨張弁６の開度を絞り方向に調整する如
く作用する冷房用膨張弁制御手段と、前記室外側
熱交換器３における過熱度が所定値を維持し得る
如く前記暖房用電動膨張弁４の開度制御を行う暖
房用膨張弁制御手段とを有する制御手段１５を付
設したことを特徴とする空気調和機。 Compressor 1, four-way switching valve 2, outdoor heat exchanger 3,
The electric expansion valve 4 for heating, the receiver 5, the electric expansion valve 6 for cooling, and the indoor heat exchanger 7 are connected in sequence,
In an air conditioner equipped with a refrigerant circuit A that allows reversible flow of refrigerant, the compressor 1 during heating operation
cooling expansion valve control means that operates to adjust the opening degree of the electric cooling expansion valve 6 in the throttle direction when the suction pressure of the air conditioner decreases to a predetermined value or less; An air conditioner characterized in that an air conditioner is provided with a control means 15 having a heating expansion valve control means for controlling the opening degree of the electric heating expansion valve 4 so as to maintain a predetermined value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11666588U JPH0238052U (en) | 1988-09-03 | 1988-09-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11666588U JPH0238052U (en) | 1988-09-03 | 1988-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0238052U true JPH0238052U (en) | 1990-03-13 |
Family
ID=31359406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11666588U Pending JPH0238052U (en) | 1988-09-03 | 1988-09-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0238052U (en) |
-
1988
- 1988-09-03 JP JP11666588U patent/JPH0238052U/ja active Pending