JPS59161398U - Induction motor drive inverter stop control device - Google Patents
Induction motor drive inverter stop control deviceInfo
- Publication number
- JPS59161398U JPS59161398U JP3640584U JP3640584U JPS59161398U JP S59161398 U JPS59161398 U JP S59161398U JP 3640584 U JP3640584 U JP 3640584U JP 3640584 U JP3640584 U JP 3640584U JP S59161398 U JPS59161398 U JP S59161398U
- Authority
- JP
- Japan
- Prior art keywords
- induction motor
- inverter
- control device
- stop control
- electric valves
- 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.)
- Granted
Links
Landscapes
- Stopping Of Electric Motors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来技術に係るインバータの入力平滑コンデン
サの残留電荷放電方式の電気回路図、第２図は第１図に
示す電気回路図の放電抵抗挿入用リレー並びに放電抵抗
に代えてインバータの入力平滑コンデンサの残留電荷を
放電するために組み込まれる本考案方式に係るベース信
号分配器とインバータトランジスタのベース電流供給回
路を示す電気回路図である。
１０・・・周波数指令信号ライン、１２・・・電圧周波
数変換器、１４・・・ゲートロック信号、１６・・・否
定回路、１８・・・ベース信号分配器、２０・・・導線
、２２・・・導線、２４・・・導線、２６・・・論理和
回路、２８・・・導線、３０・・・導線、３２・・・導
線、３４・・・否定回路、３６・・・否定回路、３８・
・・否定回路、４０・・・論理和回路、４２・・・導線
、４４・・・論理積回路、４６・・・発振器。Figure 1 is an electrical circuit diagram of a residual charge discharge method for an inverter input smoothing capacitor according to the prior art, and Figure 2 is an inverter input in place of the relay for inserting a discharge resistor and the discharge resistor in the electrical circuit diagram shown in Figure 1. FIG. 2 is an electrical circuit diagram showing a base signal distributor and an inverter transistor base current supply circuit according to the present invention system incorporated to discharge residual charge of a smoothing capacitor. DESCRIPTION OF SYMBOLS 10... Frequency command signal line, 12... Voltage frequency converter, 14... Gate lock signal, 16... Inverting circuit, 18... Base signal distributor, 20... Conductive wire, 22... ...Conducting wire, 24...Conducting wire, 26...OR circuit, 28...Conducting wire, 30...Conducting wire, 32...Conducting wire, 34...Negation circuit, 36...Negation circuit, 38・
...NOT circuit, 40...OR circuit, 42...conductor, 44...AND circuit, 46...oscillator.
Claims (2)
り、直流電源から入力平滑コンデンサを介して給電され
、誘導電動機を駆動す名インバータにおいて、このイン
バータ内の可制御’に無弁に与えるすべての導通信号を
阻止してインバータを停止させた後、直ちに少なくとも
前記誘導電動機を介して互いに直列関係にある２つの可
制御電気弁に、別の導通信号を与る手段を設けたことを
特徴とする誘導電動機駆動用インバータの停止制御装置
。(1) In an inverter that is composed of a plurality of bridge-connected controllable electric valves, which are supplied with power from a DC power source via an input smoothing capacitor and which drives an induction motor, the controllable electric valves within the inverter are given valveless power. It is characterized by providing means for immediately applying another conductive signal to two controllable electric valves in series relation to each other via at least the induction motor, after all conductive signals are blocked and the inverter is stopped. A stop control device for an inverter used to drive an induction motor.
て、２つの可制御電気弁に与える別の導通信号は、断続
パルスである誘導電動機駆動用インバータの停止制御装
置。(2) Utility Model Registration The device according to claim 1, wherein the other conductive signal given to the two controllable electric valves is an intermittent pulse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3640584U JPS59161398U (en) | 1984-03-14 | 1984-03-14 | Induction motor drive inverter stop control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3640584U JPS59161398U (en) | 1984-03-14 | 1984-03-14 | Induction motor drive inverter stop control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59161398U true JPS59161398U (en) | 1984-10-29 |
| JPS626874Y2 JPS626874Y2 (en) | 1987-02-17 |
Family
ID=30167080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3640584U Granted JPS59161398U (en) | 1984-03-14 | 1984-03-14 | Induction motor drive inverter stop control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59161398U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4220200Y1 (en) * | 1964-02-04 | 1967-11-24 | ||
| JPS5094437A (en) * | 1973-12-21 | 1975-07-28 |
-
1984
- 1984-03-14 JP JP3640584U patent/JPS59161398U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4220200Y1 (en) * | 1964-02-04 | 1967-11-24 | ||
| JPS5094437A (en) * | 1973-12-21 | 1975-07-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS626874Y2 (en) | 1987-02-17 |
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