JPS61126797U - - Google Patents
Info
- Publication number
- JPS61126797U JPS61126797U JP1985008024U JP802485U JPS61126797U JP S61126797 U JPS61126797 U JP S61126797U JP 1985008024 U JP1985008024 U JP 1985008024U JP 802485 U JP802485 U JP 802485U JP S61126797 U JPS61126797 U JP S61126797U
- Authority
- JP
- Japan
- Prior art keywords
- speed
- motor
- operational amplifier
- voltage
- circuit
- 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
- 229920006395 saturated elastomer Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Control Of Electric Motors In General (AREA)
Description
第１図は本考案の電動機の速度制御装置の要部
の回路図、第２図は従来装置のブロツク線図、第
３図はその要部の回路図、第４図はその動作説明
用線図である。
１…入力端子、２…演算部、３…位相補償回路
、４…増幅器、５…電動機、６…パルス信号発信
器、７…サンプルホールド回路、３１…出力端子
、７０…入力端子、７１…第１ワンシヨツトマル
チバイブレータ、７２…第２ワンシヨツトマルチ
バイブレータ、７３…アナログスイツチ、Ｑ…ト
ランジスタ、Ｒ１，Ｒ２，Ｒ３，Ｒ４，Ｒ５，Ｒ
６…抵抗、Ｃ１，Ｃ２，Ｃ３…コンデンサ、Ｄ１
…ツエナーダイオード、Ａ１，Ａ２，Ａ３…オペ
アンプ。
Fig. 1 is a circuit diagram of the main parts of the speed control device for an electric motor according to the present invention, Fig. 2 is a block diagram of the conventional device, Fig. 3 is a circuit diagram of the main parts, and Fig. 4 is a line for explaining its operation. It is a diagram. DESCRIPTION OF SYMBOLS 1...Input terminal, 2...Arithmetic unit, 3...Phase compensation circuit, 4...Amplifier, 5...Electric motor, 6...Pulse signal generator, 7...Sample hold circuit, 31...Output terminal, 70...Input terminal, 71...th 1 one-shot multivibrator, 72...second one-shot multivibrator, 73...analog switch, Q...transistor, R1 , R2 , R3 , R4 , R5 , R
6 ...Resistor, C1 , C2 , C3 ...Capacitor, D1
... Zener diode, A 1 , A 2 , A 3 ... operational amplifier.
Claims (1)
回路で速度に対応した電圧に変換し、速度指令電
圧と比較した制御電圧をオペアンプを有するホー
ルド回路と位相補償回路とを介して電動機を駆動
するようにした電動機の速度制御装置に於いて、
上記ホールド回路のオペアンプの入力側にバイア
ス電圧を付加してオペアンプの出力を飽和値とし
ないようにした事を特徴とする電動機の速度制御
装置。 A pulse signal proportional to the speed of the motor is converted into a voltage corresponding to the speed using a sample circuit, and the control voltage compared with the speed command voltage is used to drive the motor via a hold circuit having an operational amplifier and a phase compensation circuit. In the motor speed control device,
A speed control device for a motor, characterized in that a bias voltage is applied to the input side of the operational amplifier of the hold circuit to prevent the output of the operational amplifier from reaching a saturated value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985008024U JPS61126797U (en) | 1985-01-25 | 1985-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985008024U JPS61126797U (en) | 1985-01-25 | 1985-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61126797U true JPS61126797U (en) | 1986-08-08 |
Family
ID=30486926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985008024U Pending JPS61126797U (en) | 1985-01-25 | 1985-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61126797U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59220766A (en) * | 1983-05-31 | 1984-12-12 | Ricoh Co Ltd | Detecting method of failure in transfer paper separation of copying machine |
-
1985
- 1985-01-25 JP JP1985008024U patent/JPS61126797U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59220766A (en) * | 1983-05-31 | 1984-12-12 | Ricoh Co Ltd | Detecting method of failure in transfer paper separation of copying machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS61126797U (en) | ||
| JPS6142283U (en) | manual control unit | |
| JPS62161596U (en) | ||
| JPH0455610U (en) | ||
| JPS626656Y2 (en) | ||
| JPS6217243U (en) | ||
| JPH01142867U (en) | ||
| JPS6059797U (en) | Hysteresis motor operation control device | |
| JPS6165891U (en) | ||
| JPS62112215U (en) | ||
| JPH0196789U (en) | ||
| JPS628726U (en) | ||
| JPS6157630U (en) | ||
| JPS6294437U (en) | ||
| JPS6355563U (en) | ||
| JPS6351529U (en) | ||
| JPH0417162U (en) | ||
| JPS6344690U (en) | ||
| JPH0316718U (en) | ||
| JPS6168697U (en) | ||
| JPH0230630U (en) | ||
| JPS62141509U (en) | ||
| JPS625383U (en) | ||
| JPS6445498U (en) | ||
| JPS61176815U (en) |