JPS61194154U - - Google Patents
Info
- Publication number
- JPS61194154U JPS61194154U JP7882685U JP7882685U JPS61194154U JP S61194154 U JPS61194154 U JP S61194154U JP 7882685 U JP7882685 U JP 7882685U JP 7882685 U JP7882685 U JP 7882685U JP S61194154 U JPS61194154 U JP S61194154U
- Authority
- JP
- Japan
- Prior art keywords
- differential pressure
- compressor
- capacitor
- throttling device
- outlet side
- 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
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Description
第１図及び第２図は本考案の一実施例を示すも
ので、第１図は冷却サイクルの系統図、第２図は
圧力変化の特性図、第３図は逆転装置を設けない
場合の圧力特性図である。
図面中、１はコンプレツサ、２はコンデンサ、
３は差圧弁、４はキヤピラリチユーブ（絞り装置
）、５はエバポレータ、６は逆止弁、８は逆転装
置である。
Figures 1 and 2 show one embodiment of the present invention. Figure 1 is a system diagram of the cooling cycle, Figure 2 is a characteristic diagram of pressure change, and Figure 3 is a diagram of the case where no reversing device is provided. It is a pressure characteristic diagram. In the drawing, 1 is a compressor, 2 is a capacitor,
3 is a differential pressure valve, 4 is a capillary tube (throttle device), 5 is an evaporator, 6 is a check valve, and 8 is a reversing device.
Claims (1)
絞り装置、エバポレータを順に直列接続し、該エ
バポレータの出口側を逆止弁を介して前記コンプ
レツサの吸入側に接続するとともに、前記コンデ
ンサの出口側圧力とコンプレツサの吸入側圧力と
の差圧が一定値を越えた時に前記差圧弁を開放し
て前記コンデンサの出口側と絞り装置とを連通状
態にし、且つ前記差圧が一定値よりも下回つた時
に前記差圧弁を閉塞して前記コンデンサの出口側
と絞り装置との間の連通を断つようにしたものに
おいて、前記コンプレツサの運転停止に引続いて
該コンプレツサを所定時間逆転させる逆転装置を
設けたことを特徴とする冷却サイクル。 A capacitor, differential pressure valve,
A throttling device and an evaporator are connected in series, and the outlet side of the evaporator is connected to the suction side of the compressor via a check valve, and the pressure difference between the outlet side pressure of the condenser and the suction side pressure of the compressor is constant. When the differential pressure exceeds a certain value, the differential pressure valve is opened to establish communication between the outlet side of the capacitor and the throttling device, and when the differential pressure falls below a certain value, the differential pressure valve is closed and the outlet of the capacitor is closed. 1. A cooling cycle in which communication between a side and a throttling device is cut off, and a reversing device is provided for reversing the compressor for a predetermined period of time following the stoppage of operation of the compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7882685U JPS61194154U (en) | 1985-05-27 | 1985-05-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7882685U JPS61194154U (en) | 1985-05-27 | 1985-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61194154U true JPS61194154U (en) | 1986-12-03 |
Family
ID=30623164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7882685U Pending JPS61194154U (en) | 1985-05-27 | 1985-05-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61194154U (en) |
-
1985
- 1985-05-27 JP JP7882685U patent/JPS61194154U/ja active Pending
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