JPS58112072U - DC motor rotation speed detection device - Google Patents
DC motor rotation speed detection deviceInfo
- Publication number
- JPS58112072U JPS58112072U JP786382U JP786382U JPS58112072U JP S58112072 U JPS58112072 U JP S58112072U JP 786382 U JP786382 U JP 786382U JP 786382 U JP786382 U JP 786382U JP S58112072 U JPS58112072 U JP S58112072U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- rotation speed
- detection device
- speed detection
- motor rotation
- 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
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図は従来の速度フィードバックを用いないサイリス
クレオナード装置のブロック図である。
第２図はこの考案の一実施例を示すブロック図である。
第３図は直流電動機を運転した時の速度指令電圧に変化
による回転数、直流主回路電圧、界磁電流、および負荷
電流の変化を示すグラフである。
図において、１は直流電動機、３は回転計、 −２１は
回転計駆動アンプ、２２は負荷電流要素アンプ、２４は
界磁電流要素アンプである。なお、図中、同一符号は同
−又は相当部分を示す。FIG. 1 is a block diagram of a conventional Siris Leonard device without velocity feedback. FIG. 2 is a block diagram showing an embodiment of this invention. FIG. 3 is a graph showing changes in rotation speed, DC main circuit voltage, field current, and load current due to changes in speed command voltage when the DC motor is operated. In the figure, 1 is a DC motor, 3 is a tachometer, -21 is a tachometer drive amplifier, 22 is a load current element amplifier, and 24 is a field current element amplifier. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
置で制御される直流電動機の回転数を検出するものにお
いて、上記直流電動機の負荷電流を検出して所定の信号
を発生する第１の演算増幅−器と、この演算増幅器の信
号と上記直流型ｉ機の主回路電圧に対応した信号とを合
成して上記直流電動機の速度に応じた信号を発生する第
２の演算増幅器と、この第２の演算増幅器の信号に応動
して上記直流電動機の速度を表示する回転計とを備えた
ことを特徴とする直流電動機の回転数検出装置。A device for detecting the rotational speed of a DC motor controlled by a Ward Leonard device or a thyristor Leonard device, comprising: a first operational amplifier that detects a load current of the DC motor and generates a predetermined signal; and a signal corresponding to the main circuit voltage of the DC type i machine to generate a signal corresponding to the speed of the DC motor; A rotation speed detection device for a DC motor, comprising: a tachometer that displays the speed of the DC motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP786382U JPS58112072U (en) | 1982-01-22 | 1982-01-22 | DC motor rotation speed detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP786382U JPS58112072U (en) | 1982-01-22 | 1982-01-22 | DC motor rotation speed detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58112072U true JPS58112072U (en) | 1983-07-30 |
Family
ID=30020592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP786382U Pending JPS58112072U (en) | 1982-01-22 | 1982-01-22 | DC motor rotation speed detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58112072U (en) |
-
1982
- 1982-01-22 JP JP786382U patent/JPS58112072U/en active Pending
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