JPS6152498U - - Google Patents
Info
- Publication number
- JPS6152498U JPS6152498U JP13712884U JP13712884U JPS6152498U JP S6152498 U JPS6152498 U JP S6152498U JP 13712884 U JP13712884 U JP 13712884U JP 13712884 U JP13712884 U JP 13712884U JP S6152498 U JPS6152498 U JP S6152498U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- current command
- rotation speed
- inverter circuit
- current
- 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
- 230000001172 regenerating effect Effects 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 7
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 1
Landscapes
- Control Of Ac Motors In General (AREA)
- Stopping Of Electric Motors (AREA)
Description
第1図は本考案に係る装置の好適な実施例を示
すブロツク構成図、第2図は従来装置の構成を説
明するブロツク構成図、第3図は第2図従来装置
におけるモータ回転速度−回生電流特性図、第4
図は第1図実施例におけるPWM回路18の構成
を説明するブロツク構成図、第5図は第4図にお
ける回生用電圧設定器76の回路構成図、第6図
はF/Vコンバータ78の出力特性図、第7図は
演算増幅器79の出力特性図、第8図はブレーキ
ポテンシヨメータ74の出力特性図である。
10…三相誘電モータ、12…インバータ主回
路、14…直流電源、18…PWM回路、20…
電流制御器、24…電流指令発生器、26…回転
検出器、32…アクセルポテンシヨメータ、66
…PWM信号発生器、68…搬送波信号発生器、
74…ブレーキポテンシヨメータ、76…回生用
電圧設定器。
Figure 1 is a block diagram showing a preferred embodiment of the device according to the present invention, Figure 2 is a block diagram explaining the configuration of a conventional device, and Figure 3 is Figure 2. Current characteristic diagram, 4th
The figure is a block configuration diagram explaining the configuration of the PWM circuit 18 in the embodiment shown in FIG. 1, FIG. 5 is a circuit configuration diagram of the regeneration voltage setter 76 in FIG. 4, and FIG. FIG. 7 is an output characteristic diagram of the operational amplifier 79, and FIG. 8 is an output characteristic diagram of the brake potentiometer 74. 10...Three-phase induction motor, 12...Inverter main circuit, 14...DC power supply, 18...PWM circuit, 20...
Current controller, 24... Current command generator, 26... Rotation detector, 32... Accelerator potentiometer, 66
...PWM signal generator, 68...carrier signal generator,
74...Brake potentiometer, 76...Regeneration voltage setting device.
Claims (1)
器と、交流モータと電源バツテリとの間に接続さ
れたインバータ回路と、 アクセル・ペダヲの踏込み量に基づいて電流指
令を求める電流指令発生器と、 電流指令に従つて前記インバータ回路に制御信
号を送る信号発生器と、 該交流モータの回生制動時にモータ回転速度に
応じて前記インバータ回路への制御信号を補正す
ることにより回生電流を制御する回生電流補正手
段と、 を有することを特徴とする交流モータの回生制動
装置。[Scope of claim for utility model registration] A rotation speed detector that detects the rotation speed of an AC motor, an inverter circuit connected between the AC motor and a power battery, and a current command based on the amount of depression of the accelerator or pedal. a current command generator for determining the current command; a signal generator for sending a control signal to the inverter circuit according to the current command; and a signal generator for correcting the control signal to the inverter circuit according to the motor rotation speed during regenerative braking of the AC motor. A regenerative braking device for an AC motor, comprising: a regenerative current correction means for controlling a regenerative current.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13712884U JPS6152498U (en) | 1984-09-10 | 1984-09-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13712884U JPS6152498U (en) | 1984-09-10 | 1984-09-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6152498U true JPS6152498U (en) | 1986-04-09 |
Family
ID=30695545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13712884U Pending JPS6152498U (en) | 1984-09-10 | 1984-09-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6152498U (en) |
-
1984
- 1984-09-10 JP JP13712884U patent/JPS6152498U/ja active Pending
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