JPH02125592U - - Google Patents
Info
- Publication number
- JPH02125592U JPH02125592U JP3511789U JP3511789U JPH02125592U JP H02125592 U JPH02125592 U JP H02125592U JP 3511789 U JP3511789 U JP 3511789U JP 3511789 U JP3511789 U JP 3511789U JP H02125592 U JPH02125592 U JP H02125592U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- voltage
- supply path
- inverter
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 1
Landscapes
- Stopping Of Electric Motors (AREA)
Description
第１図は本考案の実施例を用いるインバータ制
御装置の回路構成図、第２図ａ，ｂは本考案の実
施例の底面図、側面図、第３図は同上の回路構成
図である。
ＡＣは３相交流電源、ＩＭは誘導電動機、３は
電源回路、５はインバータ用スイツチ回路、１０
はインバータ用回生電力放電ユニツト、１６はユ
ニツトケース、１８は放電用抵抗器、１９は電圧
検出回路、２２ａ，２２ｂは接続用リード線、２
３は回路構成部、Ｓ１はスイツチ素子である。
FIG. 1 is a circuit configuration diagram of an inverter control device using an embodiment of the present invention, FIGS. 2a and 2b are a bottom view and a side view of the embodiment of the present invention, and FIG. 3 is a circuit diagram of the same. AC is a three-phase alternating current power supply, IM is an induction motor, 3 is a power supply circuit, 5 is an inverter switch circuit, 10
1 is a regenerative power discharge unit for the inverter, 16 is a unit case, 18 is a discharge resistor, 19 is a voltage detection circuit, 22a and 22b are connection lead wires, 2
3 is a circuit component, and S1 is a switch element.
Claims (1)
回路に直流を供給する電源回路の電源供給路に並
列接続される放電用抵抗器とスイツチ素子とから
なる直列回路と、電源回路の電源供給路間の電圧
を検出して検出電圧に応じてスイツチ素子を駆動
する電圧検出回路とから少なくともなる２端子回
路から構成され、放電用抵抗器を含めた該回路の
構成素子を同一ユニツトケースに収納するととも
に、電源回路の電源供給路に並列接続する一対の
接続部を備えたことを特徴とするインバータ用回
生電力放電ユニツト。 Voltage between a series circuit consisting of a discharging resistor and a switch element connected in parallel to the power supply path of the power supply circuit that rectifies and smoothes the AC power source and supplies direct current to the inverter switch circuit, and the power supply path of the power supply circuit. It consists of a two-terminal circuit consisting of at least a voltage detection circuit that detects the voltage and drives a switch element according to the detected voltage.The components of the circuit including the discharge resistor are housed in the same unit case, and the power supply A regenerative power discharge unit for an inverter, comprising a pair of connection parts connected in parallel to a power supply path of a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3511789U JPH02125592U (en) | 1989-03-28 | 1989-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3511789U JPH02125592U (en) | 1989-03-28 | 1989-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02125592U true JPH02125592U (en) | 1990-10-16 |
Family
ID=31540198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3511789U Pending JPH02125592U (en) | 1989-03-28 | 1989-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02125592U (en) |
-
1989
- 1989-03-28 JP JP3511789U patent/JPH02125592U/ja active Pending
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