JPS62198469U - - Google Patents
Info
- Publication number
- JPS62198469U JPS62198469U JP8659786U JP8659786U JPS62198469U JP S62198469 U JPS62198469 U JP S62198469U JP 8659786 U JP8659786 U JP 8659786U JP 8659786 U JP8659786 U JP 8659786U JP S62198469 U JPS62198469 U JP S62198469U
- Authority
- JP
- Japan
- Prior art keywords
- liquid back
- refrigeration system
- detecting device
- detection section
- current detection
- 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
- 239000007788 liquid Substances 0.000 claims description 6
- 238000005057 refrigeration Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Description
図は本考案に係る冷凍装置の液バツク検出装置
の一実施例を示す構成図である。
図中、１は冷凍装置、２は電動機、３はスクリ
ユー圧縮機、１４は電流検知部、１６は液バツク
検出器である。
The figure is a configuration diagram showing an embodiment of a liquid back-detecting device for a refrigeration system according to the present invention. In the figure, 1 is a refrigeration system, 2 is an electric motor, 3 is a screw compressor, 14 is a current detection section, and 16 is a liquid back detector.
Claims (1)
冷凍装置において、上記電動機の駆動電流の変動
を検知する電流検知部と、該電流検知部により検
知された駆動電流の変動に基づいて液バツクの発
生を検出して液バツク発生信号を出力する液バツ
ク検出器とを備えたことを特徴とする冷凍装置の
液バツク検出装置。 In a refrigeration system having a screw compressor driven by an electric motor, a current detection section detects fluctuations in the drive current of the motor, and occurrence of liquid back is detected based on fluctuations in the drive current detected by the current detection section. 1. A liquid back detecting device for a refrigeration system, comprising: a liquid back detecting device for outputting a liquid back occurrence signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8659786U JPS62198469U (en) | 1986-06-09 | 1986-06-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8659786U JPS62198469U (en) | 1986-06-09 | 1986-06-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62198469U true JPS62198469U (en) | 1987-12-17 |
Family
ID=30943047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8659786U Pending JPS62198469U (en) | 1986-06-09 | 1986-06-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62198469U (en) |
-
1986
- 1986-06-09 JP JP8659786U patent/JPS62198469U/ja active Pending