JPS6281497U - - Google Patents
Info
- Publication number
- JPS6281497U JPS6281497U JP1985174154U JP17415485U JPS6281497U JP S6281497 U JPS6281497 U JP S6281497U JP 1985174154 U JP1985174154 U JP 1985174154U JP 17415485 U JP17415485 U JP 17415485U JP S6281497 U JPS6281497 U JP S6281497U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- circuit
- converter
- induction motor
- power
- 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
- 230000006698 induction Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Non-Positive Displacement Air Blowers (AREA)
- Control Of Ac Motors In General (AREA)
Description
図面はこの考案に係る誘導電動機の電源装置の
１実施例のブロツク結線図である。
４……インバータ回路、６……誘導電動機、８
……スイツチ、９……磁気軸受駆動・制御回路、
１０……インバータ制御回路、１３……停止動作
検知回路、１４……スイツチング素子、１５……
ＤＣ―ＤＣコンバータ。
The drawing is a block diagram of one embodiment of the power supply device for an induction motor according to the invention. 4...Inverter circuit, 6...Induction motor, 8
...Switch, 9...Magnetic bearing drive/control circuit,
10... Inverter control circuit, 13... Stop operation detection circuit, 14... Switching element, 15...
DC-DC converter.
Claims (1)
おいて、前記誘導電動機に供給する三相交流を発
生するインバータ回路に、停電等による停止動作
を検知して出力する停止動作検知回路によりオン
されるスイツチング素子とＤＣ―ＤＣコンバータ
とを直列接続し、このＤＣ―ＤＣコンバータを、
停電検知により切り換えられるスイツチを介して
磁気軸受駆動・制御回路およびインバータ制御回
路にそれぞれ接続し、制動動作時の発電制動によ
る回生電力を前記ＤＣ―ＤＣコンバータを介して
前記磁気軸受駆動・制御回路およびインバータ制
御回路へ供給する構成としたことを特徴とする誘
導電動機の電源装置。 In a power supply device for an induction motor having a dynamic braking circuit, an inverter circuit that generates three-phase alternating current to be supplied to the induction motor includes a switching element that is turned on by a stop operation detection circuit that detects and outputs a stop operation due to a power outage, etc. A DC-DC converter is connected in series, and this DC-DC converter is
The magnetic bearing drive/control circuit and the inverter control circuit are connected to each other via a switch that is switched when a power outage is detected, and the regenerated power generated by dynamic braking during braking is transferred to the magnetic bearing drive/control circuit and the inverter control circuit via the DC-DC converter. A power supply device for an induction motor, characterized in that it is configured to supply power to an inverter control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985174154U JPS6281497U (en) | 1985-11-11 | 1985-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985174154U JPS6281497U (en) | 1985-11-11 | 1985-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6281497U true JPS6281497U (en) | 1987-05-25 |
Family
ID=31112282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985174154U Pending JPS6281497U (en) | 1985-11-11 | 1985-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6281497U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57202890A (en) * | 1981-06-05 | 1982-12-11 | Toshiba Corp | Controller for stop of device |
-
1985
- 1985-11-11 JP JP1985174154U patent/JPS6281497U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57202890A (en) * | 1981-06-05 | 1982-12-11 | Toshiba Corp | Controller for stop of device |