JPH0275996U - - Google Patents
Info
- Publication number
- JPH0275996U JPH0275996U JP15361588U JP15361588U JPH0275996U JP H0275996 U JPH0275996 U JP H0275996U JP 15361588 U JP15361588 U JP 15361588U JP 15361588 U JP15361588 U JP 15361588U JP H0275996 U JPH0275996 U JP H0275996U
- Authority
- JP
- Japan
- Prior art keywords
- regenerative braking
- braking device
- poles
- command signal
- 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.)
- Granted
Links
- 230000001172 regenerating effect Effects 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例を示す回路図、第２図
は従来の回生制動装置を示す回路図である。
３……コンデンサ、４……逆変換器、１０……
トランジスタ、１１……電圧検出用抵抗、１３…
…比較器、１６……制動抵抗、２０……ＯＲ回路
、２１……ＡＮＤ回路、２２……論理回路、ａ…
…第１の動作指令信号、ｂ……第２の動作指令信
号、ｃ……停止指令信号。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional regenerative braking device. 3... Capacitor, 4... Inverter, 10...
Transistor, 11... Resistor for voltage detection, 13...
... Comparator, 16 ... Braking resistor, 20 ... OR circuit, 21 ... AND circuit, 22 ... Logic circuit, a ...
...First operation command signal, b...Second operation command signal, c...Stop command signal.
Claims (1)
サを有する電力変換装置の上記両極間にスイツチ
ング素子を介して接続される制動抵抗を有し、上
記スイツチング素子が、上記両極間の電圧と設定
電圧の大小を比較する比較器が出力する第１の動
作指令信号によりオンされる回生制動装置におい
て、第２の動作指令信号を入力する手段と、停止
指令信号を入力する手段を備えたことを特徴とす
る回生制動装置。 (2) 入力する手段が、外部入力端子と、入力さ
れた信号を処理する論理回路からなることを特徴
とする請求項１記載の回生制動装置。 (3) 第２の動作指令信号が、電力変換装置の断
信号であることを特徴とする請求項１記載の回生
制動装置。 (4) 停止指令信号が、３相受電電圧の変動検知
信号であることを特徴とする請求項１記載の回生
制動装置。[Claims for Utility Model Registration] (1) A power conversion device having a capacitor inserted between both poles of a DC circuit section has a braking resistor connected between said two poles via a switching element, and said switching element is , a regenerative braking device that is turned on by a first operation command signal outputted from a comparator that compares the magnitude of the voltage between the two poles and a set voltage; A regenerative braking device characterized by comprising means for inputting information. (2) The regenerative braking device according to claim 1, wherein the input means comprises an external input terminal and a logic circuit that processes the input signal. (3) The regenerative braking device according to claim 1, wherein the second operation command signal is a disconnection signal of the power converter. (4) The regenerative braking device according to claim 1, wherein the stop command signal is a fluctuation detection signal of three-phase power receiving voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15361588U JP2520534Y2 (en) | 1988-11-28 | 1988-11-28 | Regenerative braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15361588U JP2520534Y2 (en) | 1988-11-28 | 1988-11-28 | Regenerative braking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0275996U true JPH0275996U (en) | 1990-06-11 |
| JP2520534Y2 JP2520534Y2 (en) | 1996-12-18 |
Family
ID=31429618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15361588U Expired - Fee Related JP2520534Y2 (en) | 1988-11-28 | 1988-11-28 | Regenerative braking device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2520534Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013150368A (en) * | 2012-01-17 | 2013-08-01 | Fujitsu Telecom Networks Ltd | Power supply device for motor drive and regenerative voltage discharge testing method for the power supply device for motor drive |
-
1988
- 1988-11-28 JP JP15361588U patent/JP2520534Y2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013150368A (en) * | 2012-01-17 | 2013-08-01 | Fujitsu Telecom Networks Ltd | Power supply device for motor drive and regenerative voltage discharge testing method for the power supply device for motor drive |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2520534Y2 (en) | 1996-12-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |