JPS6193756U - - Google Patents
Info
- Publication number
- JPS6193756U JPS6193756U JP17760184U JP17760184U JPS6193756U JP S6193756 U JPS6193756 U JP S6193756U JP 17760184 U JP17760184 U JP 17760184U JP 17760184 U JP17760184 U JP 17760184U JP S6193756 U JPS6193756 U JP S6193756U
- Authority
- JP
- Japan
- Prior art keywords
- compressor
- expansion valve
- refrigeration
- opening degree
- fully closed
- 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
- 238000005057 refrigeration Methods 0.000 claims 2
- 238000004378 air conditioning Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Landscapes
- Air Conditioning Control Device (AREA)
Description
第１図は本考案の一実施例の冷媒回路の構成を
示す図、第２図は第１図における電磁式膨張弁の
概要図、第３図は第１図における制御装置の制御
ブロツク図、第４図〜第６図はそれぞれ従来例を
説明するための図である。
１９…電磁式膨張弁、２０…蒸発器出口温度検
出器、２１…蒸発温度検出器、２３…クーラスイ
ツチ、２４…電磁クラツチ、２６…接点、２７…
励磁コイル、２８…制御装置。
FIG. 1 is a diagram showing the configuration of a refrigerant circuit according to an embodiment of the present invention, FIG. 2 is a schematic diagram of the electromagnetic expansion valve in FIG. 1, and FIG. 3 is a control block diagram of the control device in FIG. 1. FIGS. 4 to 6 are diagrams for explaining conventional examples, respectively. 19... Solenoid expansion valve, 20... Evaporator outlet temperature detector, 21... Evaporation temperature detector, 23... Cooler switch, 24... Electromagnetic clutch, 26... Contact, 27...
Excitation coil, 28...control device.
Claims (1)
冷凍空調装置において、前記膨張弁を弁開度が電
気的に制御され、かつ前記圧縮機の停止信号で弁
開度が全閉となる膨張弁となすと共に、同膨張弁
が前記圧縮機停止信号により全閉となり前記圧縮
機がポンプダウン運転後、同圧縮機を停止する手
段を備えたことを特徴とする冷凍空調装置。 In a refrigeration and air conditioner comprising a compressor, a condenser, an expansion valve, and an evaporator, the expansion valve is electrically controlled in opening degree, and the opening degree of the expansion valve is fully closed by a stop signal of the compressor. A refrigeration and air conditioning system characterized in that the expansion valve is fully closed in response to the compressor stop signal, and means for stopping the compressor after the compressor is in pump-down operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17760184U JPS6193756U (en) | 1984-11-22 | 1984-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17760184U JPS6193756U (en) | 1984-11-22 | 1984-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6193756U true JPS6193756U (en) | 1986-06-17 |
Family
ID=30735172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17760184U Pending JPS6193756U (en) | 1984-11-22 | 1984-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6193756U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03156253A (en) * | 1989-11-10 | 1991-07-04 | Sanyo Electric Co Ltd | Operation control method of cooling device |
-
1984
- 1984-11-22 JP JP17760184U patent/JPS6193756U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03156253A (en) * | 1989-11-10 | 1991-07-04 | Sanyo Electric Co Ltd | Operation control method of cooling device |
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