JPH0241696U - - Google Patents
Info
- Publication number
- JPH0241696U JPH0241696U JP1988117298U JP11729888U JPH0241696U JP H0241696 U JPH0241696 U JP H0241696U JP 1988117298 U JP1988117298 U JP 1988117298U JP 11729888 U JP11729888 U JP 11729888U JP H0241696 U JPH0241696 U JP H0241696U
- Authority
- JP
- Japan
- Prior art keywords
- converter
- motor
- voltage
- signals
- output signal
- 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
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Control Of Electric Motors In General (AREA)
Description
第１図及び第２図は本考案のモータの回転速度
制御装置の第１、第２実施例のブロツク構成図、
第３図は従来のモータの回転速度制御装置のブロ
ツク構成図、第４図はＦ−Ｖ変換器の動作説明用
タイミングチヤート、第５図はＰ−Ｖ変換器の動
作説明用タイミングチヤート、第６図は本考案装
置を構成する積分回路の入出力特性図である。
２……モータ、３……ＦＧアンプ、４……ＰＧ
アンプ、５……Ｆ−Ｖ変換器、６……Ｐ−Ｖ変換
器、７，８……時定数回路（積分回路）、９，１
１……増幅器、１０……回転速度制御装置、１２
……ＭＤＡ、１３……電圧比較回路、１４……積
分回路、１５……時定数回路、Ｃ１〜Ｃ３……コ
ンデンサ、Ｒ１〜Ｒ６……抵抗。
1 and 2 are block diagrams of first and second embodiments of the motor rotational speed control device of the present invention,
FIG. 3 is a block diagram of a conventional motor rotational speed control device, FIG. 4 is a timing chart for explaining the operation of an F-V converter, and FIG. 5 is a timing chart for explaining the operation of a PV converter. FIG. 6 is an input/output characteristic diagram of the integrating circuit constituting the device of the present invention. 2...Motor, 3...FG amplifier, 4...PG
Amplifier, 5... F-V converter, 6... P-V converter, 7, 8... Time constant circuit (integrator circuit), 9, 1
1...Amplifier, 10...Rotation speed control device, 12
...MDA, 13...Voltage comparison circuit, 14...Integrator circuit, 15...Time constant circuit, C1 to C3 ...Capacitor, R1 to R6 ...Resistance.
Claims (1)
及びＰＧパルスを発生させるＦＧ信号発生手段及
びＰＧパルス発生手段と、該ＦＧ信号及びＰＧパ
ルスの周波数に反比例した電圧を夫々発生するＦ
−Ｖ変換器及びＰ−Ｖ変換器と、該Ｆ−Ｖ変換器
及びＰ−Ｖ変換器の出力信号のレベルを所定の基
準電圧と比較してその差に応じた電圧を上記モー
タに供給するモータドライブアンプとを少なくと
も備えたモータの回転速度制御装置において、 上記Ｐ−Ｖ変換器の出力信号のレベルを所定の
基準電圧と比較してその差に応じた電圧を出力す
る電圧比較回路と、該電圧比較回路の出力信号を
積分する積分回路とを更に備え、該積分回路の出
力を上記Ｆ−Ｖ変換器の出力信号に加えた信号を
上記モータドライブアンプに供給するよう構成し
たことを特徴とする モータの回転速度制御装置
。[Claims for Utility Model Registration] FG signal generating means and PG pulse generating means for generating FG signals and PG pulses with frequencies proportional to the rotational speed of a motor, and voltages inversely proportional to the frequencies of the FG signals and PG pulses, respectively. F that occurs
- The levels of the output signals of the V converter and the PV converter, and the F-V converter and the PV converter are compared with a predetermined reference voltage, and a voltage corresponding to the difference is supplied to the motor. A motor rotation speed control device comprising at least a motor drive amplifier, a voltage comparison circuit that compares the level of the output signal of the PV converter with a predetermined reference voltage and outputs a voltage according to the difference; It further comprises an integrating circuit that integrates the output signal of the voltage comparison circuit, and is configured to supply a signal obtained by adding the output of the integrating circuit to the output signal of the F-V converter to the motor drive amplifier. A motor rotation speed control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988117298U JPH0241696U (en) | 1988-09-06 | 1988-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988117298U JPH0241696U (en) | 1988-09-06 | 1988-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241696U true JPH0241696U (en) | 1990-03-22 |
Family
ID=31360636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988117298U Pending JPH0241696U (en) | 1988-09-06 | 1988-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04296913A (en) * | 1991-03-26 | 1992-10-21 | Sanyo Electric Co Ltd | Phase control circuit |
-
1988
- 1988-09-06 JP JP1988117298U patent/JPH0241696U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04296913A (en) * | 1991-03-26 | 1992-10-21 | Sanyo Electric Co Ltd | Phase control circuit |
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