JPH03120697U - - Google Patents
Info
- Publication number
- JPH03120697U JPH03120697U JP2763390U JP2763390U JPH03120697U JP H03120697 U JPH03120697 U JP H03120697U JP 2763390 U JP2763390 U JP 2763390U JP 2763390 U JP2763390 U JP 2763390U JP H03120697 U JPH03120697 U JP H03120697U
- Authority
- JP
- Japan
- Prior art keywords
- inverter
- electromotive force
- back electromotive
- devices
- inverter device
- 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
- 230000001939 inductive effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Control Of Multiple Motors (AREA)
Description
第１図は本考案の一実施例に係るインバータ装
置の回路図であり、第２図は同期信号と動作タイ
ミングの関係図であり、第３図は本考案の原理図
であり、第４図は従来のインバータ装置の複数台
運転図である。
１ａ，１ｂ，１ｃ，１ｄ……サーボモータ、２
ａ，２ｂ，２ｃ，２ｄ……制御指令、３ａ，３ｂ
，３ｃ，３ｄ，４ａ，４ｂ，４ｃ，４ｄ……半導
体スイツチ、５，６……制御同期信号用三角波、
７，８……コンデンサ、１２ａ……インバータ装
置ａ、１２ｂ……インバータ装置ｂ、１３……制
御同期信号、１４……インバータ装置ａ逆起電力
、１５……インバータ装置ｂ逆起電力、１６……
逆起電力吸収回路、１７……電圧検出回路、１８
……インバータ制御装置、１９……誘導性負荷。
FIG. 1 is a circuit diagram of an inverter device according to an embodiment of the present invention, FIG. 2 is a diagram showing the relationship between synchronization signals and operation timing, FIG. 3 is a diagram of the principle of the present invention, and FIG. is an operation diagram of multiple conventional inverter devices. 1a, 1b, 1c, 1d... Servo motor, 2
a, 2b, 2c, 2d...control command, 3a, 3b
, 3c, 3d, 4a, 4b, 4c, 4d... semiconductor switch, 5, 6... triangular wave for control synchronization signal,
7, 8... Capacitor, 12a... Inverter device a, 12b... Inverter device b, 13... Control synchronization signal, 14... Inverter device a back electromotive force, 15... Inverter device b back electromotive force, 16... …
Back electromotive force absorption circuit, 17... Voltage detection circuit, 18
...Inverter control device, 19...Inductive load.
Claims (1)
転する場合において、インバータ装置を交互に同
期運転し、一方のインバータで発生した逆起電力
を他方のインバータで吸収することを特徴とする
インバータ装置。 An inverter device characterized in that, when a plurality of inverter devices with inductive loads are operated simultaneously, the inverter devices are operated synchronously in turn, and a back electromotive force generated by one inverter is absorbed by the other inverter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2763390U JPH03120697U (en) | 1990-03-20 | 1990-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2763390U JPH03120697U (en) | 1990-03-20 | 1990-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03120697U true JPH03120697U (en) | 1991-12-11 |
Family
ID=31530474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2763390U Pending JPH03120697U (en) | 1990-03-20 | 1990-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03120697U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63277484A (en) * | 1987-05-07 | 1988-11-15 | Hitachi Elevator Eng & Serv Co Ltd | Inverter power source device |
-
1990
- 1990-03-20 JP JP2763390U patent/JPH03120697U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63277484A (en) * | 1987-05-07 | 1988-11-15 | Hitachi Elevator Eng & Serv Co Ltd | Inverter power source device |