JPH0469773U - - Google Patents
Info
- Publication number
- JPH0469773U JPH0469773U JP11187790U JP11187790U JPH0469773U JP H0469773 U JPH0469773 U JP H0469773U JP 11187790 U JP11187790 U JP 11187790U JP 11187790 U JP11187790 U JP 11187790U JP H0469773 U JPH0469773 U JP H0469773U
- Authority
- JP
- Japan
- Prior art keywords
- phase
- detection circuit
- open
- current
- inputs
- 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
- 238000001514 detection method Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Ac Motors In General (AREA)
- Control Of Electric Motors In General (AREA)
Description
第１図は本考案の一実施例に係る構成図、第２
図は、従来のＡＣサーボ装置の電流制御回路図で
ある。
図は、従来のＡＣサーボ装置の電流制御回路図で
ある。
Claims (1)
- 三相交流電動機の各相（ｕ相、ｖ相、ｗ相）の
電流値の合計を検出する電流検出回路と前記電流
値の合計を入力し、欠相検出信号を出力する欠相
検出回路を具備したことを特徴とするＡＣサーボ
装置の欠相検出回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11187790U JPH0469773U (ja) | 1990-10-25 | 1990-10-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11187790U JPH0469773U (ja) | 1990-10-25 | 1990-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0469773U true JPH0469773U (ja) | 1992-06-19 |
Family
ID=31859361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11187790U Pending JPH0469773U (ja) | 1990-10-25 | 1990-10-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0469773U (ja) |
-
1990
- 1990-10-25 JP JP11187790U patent/JPH0469773U/ja active Pending