JPH02104794U - - Google Patents
Info
- Publication number
- JPH02104794U JPH02104794U JP1989013430U JP1343089U JPH02104794U JP H02104794 U JPH02104794 U JP H02104794U JP 1989013430 U JP1989013430 U JP 1989013430U JP 1343089 U JP1343089 U JP 1343089U JP H02104794 U JPH02104794 U JP H02104794U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- semiconductor switching
- reversible motor
- reverse
- drive circuit
- 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
- 230000002441 reversible effect Effects 0.000 claims description 14
- 239000004065 semiconductor Substances 0.000 claims 8
- 238000010586 diagram Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Control Of Ac Motors In General (AREA)
- Stopping Of Electric Motors (AREA)
Description
第１図はこの考案の一実施例の全体を示す概略
ブロツク図である。第２図はこの考案の一実施例
の具体的な電気回路図である。
図において、１はシーケンサ、２は直流電源、
３は駆動回路、４は交流電源、５は可逆モータ、
Ｒ１ないしＲ８は抵抗、Ｃ，Ｃ１，Ｃ２はコンデ
ンサ、ＰＣ１，ＰＣ２はフオトサイリスタ、Ｔ１
，Ｔ２は双方向性サイリスタ、ＳＮ１，ＳＮ２は
インダクタンス、ＬＥＤ１，ＬＥＤ２は発光ダイ
オードを示す。
FIG. 1 is a schematic block diagram showing an entire embodiment of this invention. FIG. 2 is a specific electrical circuit diagram of one embodiment of this invention. In the figure, 1 is a sequencer, 2 is a DC power supply,
3 is a drive circuit, 4 is an AC power supply, 5 is a reversible motor,
R1 to R8 are resistors, C, C1, C2 are capacitors, PC1, PC2 are photothyristors, T1
, T2 are bidirectional thyristors, SN1 and SN2 are inductances, and LED1 and LED2 are light emitting diodes.
Claims (1)
信号に応じて可逆モータを正転または逆転させる
ための駆動回路であつて、 前記シーケンサから出力される正転信号に応じ
て、前記可逆モータを正転駆動するための正転駆
動信号を出力する第１の半導体スイツチング素子
と、 前記第１の半導体スイツチング素子と前記可逆
モータの正転信号端子との間に接続され、前記可
逆モータに急制動をかけたときに前記第１の半導
体スイツチング素子に流れる電流を抑制するため
の第１のインダクタンスと、 前記シーケンサから出力される逆転信号に応じ
て、前記可逆モータを逆転駆動するための逆転駆
動信号を出力する第２の半導体スイツチング素子
と、 前記第２の半導体スイツチング素子と前記可逆
モータの逆転信号端子との間に接続され、前記可
逆モータに急制動をかけたときに前記第２の半導
体スイツチング素子に流れる電流を抑制するため
の第２のインダクタンスとを備えた、可逆モータ
の駆動回路。[Claims for Utility Model Registration] A drive circuit for causing a reversible motor to rotate forward or reverse in response to a forward rotation signal or a reverse rotation signal output from a sequencer, the drive circuit comprising: , a first semiconductor switching element that outputs a normal rotation drive signal for driving the reversible motor in the normal rotation; a first semiconductor switching element connected between the first semiconductor switching element and a normal rotation signal terminal of the reversible motor; a first inductance for suppressing a current flowing through the first semiconductor switching element when sudden braking is applied to the reversible motor; and driving the reversible motor in reverse according to a reversal signal output from the sequencer. a second semiconductor switching element that outputs a reverse drive signal for the reversible motor; a second semiconductor switching element that is connected between the second semiconductor switching element and a reverse rotation signal terminal of the reversible motor; A drive circuit for a reversible motor, comprising a second inductance for suppressing a current flowing through a second semiconductor switching element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989013430U JPH02104794U (en) | 1989-02-07 | 1989-02-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989013430U JPH02104794U (en) | 1989-02-07 | 1989-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02104794U true JPH02104794U (en) | 1990-08-21 |
Family
ID=31223731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989013430U Pending JPH02104794U (en) | 1989-02-07 | 1989-02-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02104794U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57110092A (en) * | 1980-12-24 | 1982-07-08 | Katsuyoshi Nomura | Control circuit device for motor |
-
1989
- 1989-02-07 JP JP1989013430U patent/JPH02104794U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57110092A (en) * | 1980-12-24 | 1982-07-08 | Katsuyoshi Nomura | Control circuit device for motor |
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