JPS6412161U - - Google Patents
Info
- Publication number
- JPS6412161U JPS6412161U JP10535487U JP10535487U JPS6412161U JP S6412161 U JPS6412161 U JP S6412161U JP 10535487 U JP10535487 U JP 10535487U JP 10535487 U JP10535487 U JP 10535487U JP S6412161 U JPS6412161 U JP S6412161U
- Authority
- JP
- Japan
- Prior art keywords
- refrigeration cycle
- solenoid valve
- circuit
- compressor
- condenser
- 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 description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims 2
- 239000007788 liquid Substances 0.000 claims 1
- 239000003507 refrigerant Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
Description
第１図は本考案に係る空気調和機の冷凍サイク
ルの一実施例を示す回路図、第２図は第１図の電
磁弁の開閉制御の一例を示す流れ図、第３図は従
来の空気調和機の冷凍サイクルを示す回路図であ
る。
図中、１は圧縮機、２は四方弁、３は熱源側熱
交換器、４は利用側熱交換器、５は冷房用絞り装
置、６は暖房用絞り装置、７，８は逆止弁、９は
インジエクシヨン用絞り装置、１０は電磁弁、１
１は吐出温度センサ、１２，１３は凝縮温度セン
サ、１４は制御回路である。
Fig. 1 is a circuit diagram showing an example of the refrigeration cycle of an air conditioner according to the present invention, Fig. 2 is a flow chart showing an example of opening/closing control of the solenoid valve shown in Fig. FIG. 2 is a circuit diagram showing the refrigeration cycle of the machine. In the figure, 1 is a compressor, 2 is a four-way valve, 3 is a heat exchanger on the heat source side, 4 is a heat exchanger on the user side, 5 is a cooling throttle device, 6 is a heating throttle device, and 7 and 8 are check valves. , 9 is an injection throttle device, 10 is a solenoid valve, 1
1 is a discharge temperature sensor, 12 and 13 are condensing temperature sensors, and 14 is a control circuit.
Claims (1)
した冷凍サイクルと、冷凍サイクルの凝縮器から
の液冷媒の一部を圧縮機に戻すインジエクシヨン
回路と、インジエクシヨン回路に設けられたイン
ジエクシヨン用絞り装置および回路開閉用の電磁
弁と、冷凍サイクルの高圧側の温度に基づき電磁
弁を開閉制御する制御回路とを備えたことを特徴
とする空気調和機。 A refrigeration cycle in which a compressor, a condenser, a throttling device, and an evaporator are connected in sequence, an injection extraction circuit that returns a portion of the liquid refrigerant from the condenser of the refrigeration cycle to the compressor, and an injection expansion device installed in the injection extraction circuit. and an air conditioner comprising a solenoid valve for opening and closing the circuit, and a control circuit that controls opening and closing of the solenoid valve based on the temperature on the high pressure side of the refrigeration cycle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10535487U JPS6412161U (en) | 1987-07-10 | 1987-07-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10535487U JPS6412161U (en) | 1987-07-10 | 1987-07-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6412161U true JPS6412161U (en) | 1989-01-23 |
Family
ID=31337894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10535487U Pending JPS6412161U (en) | 1987-07-10 | 1987-07-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6412161U (en) |
-
1987
- 1987-07-10 JP JP10535487U patent/JPS6412161U/ja active Pending
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