JPS5912062U - Overcurrent detection device for vehicle electric motor control circuit - Google Patents
Overcurrent detection device for vehicle electric motor control circuitInfo
- Publication number
- JPS5912062U JPS5912062U JP1982105561U JP10556182U JPS5912062U JP S5912062 U JPS5912062 U JP S5912062U JP 1982105561 U JP1982105561 U JP 1982105561U JP 10556182 U JP10556182 U JP 10556182U JP S5912062 U JPS5912062 U JP S5912062U
- Authority
- JP
- Japan
- Prior art keywords
- overcurrent detection
- electric motor
- detection device
- control circuit
- vehicle electric
- 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
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Emergency Protection Circuit Devices (AREA)
- Control Of Direct Current 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
図面は本考案の一実施例を示す接続図である。
１・・・電機子、３１〜３３・・・電機子電流制御用ト
ランジスタ、４１〜４３・・・抵抗、５・・・トランジ
スタ制御回路、７１〜７３・・・ダイオード、８・・・
過電流検出信号発生回路、９・・・電流制限指令回路。The drawing is a connection diagram showing an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Armature, 31-33... Armature current control transistor, 41-43... Resistor, 5... Transistor control circuit, 71-73... Diode, 8...
Overcurrent detection signal generation circuit, 9... current limit command circuit.
Claims (1)
された第１乃至第ｎ（ｎは２以上の整数）の電機子電流
制御用トランジスタを設けて前記電機子を流れる電流を
前記第１乃至第ｎのトランジスタに分流させ、前記第１
乃至第ｎのトランジスタのオンオフにより前記直流電動
機を制御するようにした車両用電動機ルｕ御回路の過電
流検出装置において、前記第１乃至第ｎ ％ ）ランジ
スタのエミッタにそれぞれ直列に接続された第１乃至第
ｎの抵抗と、前記第１乃至第ｎの抵抗の両端電圧のう、
ち最も高い電圧を検出して該検出電圧が設定値以上のと
きに過電流検出信号を出力する過電流検出信号発生回路
とを備えたことを特徴とする車両用電動機制御回路の過
電流検出装置。First to nth (n is an integer of 2 or more) armature current control transistors each having a collector coupled to one end of an armature of a DC motor for driving a vehicle are provided to control the current flowing through the armature. The current is shunted to the n-th transistor, and the first
In the overcurrent detection device for a vehicle electric motor control circuit, which controls the DC motor by turning on and off the first to nth transistors, the first to nth resistors and the voltages across the first to nth resistors;
An overcurrent detection device for a vehicle electric motor control circuit, comprising: an overcurrent detection signal generation circuit that detects the highest voltage and outputs an overcurrent detection signal when the detected voltage is equal to or higher than a set value. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982105561U JPS5912062U (en) | 1982-07-14 | 1982-07-14 | Overcurrent detection device for vehicle electric motor control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982105561U JPS5912062U (en) | 1982-07-14 | 1982-07-14 | Overcurrent detection device for vehicle electric motor control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5912062U true JPS5912062U (en) | 1984-01-25 |
Family
ID=30247375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982105561U Pending JPS5912062U (en) | 1982-07-14 | 1982-07-14 | Overcurrent detection device for vehicle electric motor control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5912062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0588884U (en) * | 1992-05-26 | 1993-12-03 | 株式会社タジマツール | Anti-slip handle |
-
1982
- 1982-07-14 JP JP1982105561U patent/JPS5912062U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0588884U (en) * | 1992-05-26 | 1993-12-03 | 株式会社タジマツール | Anti-slip handle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5912062U (en) | Overcurrent detection device for vehicle electric motor control circuit | |
| JPS6082901U (en) | Control device for chopper type electric car | |
| JPS6049606U (en) | high speed drive circuit | |
| JPS59155899U (en) | Position adjustment device for optical members in optical head | |
| JPS6031193U (en) | DC motor control circuit | |
| JPS58193794U (en) | motor drive circuit | |
| JPS5981300U (en) | DC motor speed control device | |
| JPS5913097U (en) | DC motor speed control circuit | |
| JPS60177696U (en) | Stepping motor drive circuit device | |
| JPS5953696U (en) | Brushless motor drive device | |
| JPS59145203U (en) | Electric vehicle drive control device | |
| JPS5830783U (en) | Electromagnetic pump drive device | |
| JPS6093405U (en) | Chip control device for electric vehicles | |
| JPS58134093U (en) | DC motor drive device | |
| JPS60192022U (en) | Auto clear circuit | |
| JPS6011602U (en) | Regenerative braking display device | |
| JPS58131134U (en) | Unrestrained speed prevention device for DC motors | |
| JPS59149401U (en) | electric car control device | |
| JPS58193792U (en) | DC motor speed control device | |
| JPS58138121U (en) | power circuit | |
| JPS5995800U (en) | DC motor speed control device | |
| JPS60108194U (en) | Power supply overcurrent protection circuit | |
| JPS6010316U (en) | Copy machine power supply control device | |
| JPS59176304U (en) | Electric vehicle control device with overvoltage protection device | |
| JPS598985U (en) | Elevator door opening/closing control device |