JPS58193799U - Constant torque load device for DC motor - Google Patents
Constant torque load device for DC motorInfo
- Publication number
- JPS58193799U JPS58193799U JP8696882U JP8696882U JPS58193799U JP S58193799 U JPS58193799 U JP S58193799U JP 8696882 U JP8696882 U JP 8696882U JP 8696882 U JP8696882 U JP 8696882U JP S58193799 U JPS58193799 U JP S58193799U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- load
- signal
- constant torque
- load device
- 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
- Control Of Eletrric Generators (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
第１図は従来のトルク負荷装置の構成図、第２図は本考
案の定トルク負荷装置の一実施例り構成図である。
３・・・直流電動機、５・・・直流発電機、１１・・・
電流検出器、１４・・・負荷抵抗、１６・・・スイッチ
ングトランジスタ、１７・・・ＰＷＭ制御回路、１８・
・・負荷トルク指令信号発生回路、１９・・・補正部、
２１・・・ＰＷＭ回路。FIG. 1 is a block diagram of a conventional torque load device, and FIG. 2 is a block diagram of an embodiment of the constant torque load device of the present invention. 3... DC motor, 5... DC generator, 11...
Current detector, 14... Load resistance, 16... Switching transistor, 17... PWM control circuit, 18.
...Load torque command signal generation circuit, 19...Correction section,
21...PWM circuit.
Claims (1)
発電機と、この直流発電機の電機子回路に介装された負
荷抵抗と、前記直流電動機の電機子電流を検出する電流
検出器と、出力回路が前記負荷抵抗と直列に介装され前
記負荷抵抗に印加される電圧を入力信号に応じてパルス
幅変調制御するＰＷＭ回路と、前記直流電動機にかける
負荷の大きさを指定する負荷トルク指令信号を前記電流
検出器からの負帰還信号で補正してＰＷＭ回路の前記入
力信号とする補正部とを設けた直流電動機の定トルク負
荷装置。A DC generator operated by being directly connected to a DC motor to which a load is applied, a load resistor interposed in an armature circuit of the DC generator, and a current detector that detects the armature current of the DC motor. a PWM circuit having an output circuit interposed in series with the load resistor and controlling the voltage applied to the load resistor by pulse width modulation according to an input signal; and a load torque command specifying the magnitude of the load to be applied to the DC motor. A constant torque load device for a DC motor, comprising: a correction section that corrects a signal with a negative feedback signal from the current detector and uses the signal as the input signal of a PWM circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8696882U JPS58193799U (en) | 1982-06-10 | 1982-06-10 | Constant torque load device for DC motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8696882U JPS58193799U (en) | 1982-06-10 | 1982-06-10 | Constant torque load device for DC motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58193799U true JPS58193799U (en) | 1983-12-23 |
Family
ID=30095721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8696882U Pending JPS58193799U (en) | 1982-06-10 | 1982-06-10 | Constant torque load device for DC motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58193799U (en) |
-
1982
- 1982-06-10 JP JP8696882U patent/JPS58193799U/en active Pending
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