JPH0321990U - - Google Patents
Info
- Publication number
- JPH0321990U JPH0321990U JP8107589U JP8107589U JPH0321990U JP H0321990 U JPH0321990 U JP H0321990U JP 8107589 U JP8107589 U JP 8107589U JP 8107589 U JP8107589 U JP 8107589U JP H0321990 U JPH0321990 U JP H0321990U
- Authority
- JP
- Japan
- Prior art keywords
- output voltage
- circuit
- inverter circuit
- control device
- 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 4
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例によるインバータ回路
の出力電圧制御装置のブロツク図、第２図は従来
のインバータ回路の出力電圧制御装置のブロツク
図である。
２……ＰＷＭインバータ回路、５……電圧変成
器、６……電圧検出回路、７……基準電圧設定器
、８……減算回路、９……電圧アンプ、１０……
乗算器、１１……正弦波発生回路、１２，１８，
２２……加算回路、１３……三角波発生回路、１
４……コンパレータ、１５……ゲートロジツク回
路、１６……バンドパスフイルタ、１７……極性
反転回路、１９……アンプ、２０……デツドバン
ド回路、２１……歪波成分検出回路。
FIG. 1 is a block diagram of an output voltage control device for an inverter circuit according to an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional output voltage control device for an inverter circuit. 2... PWM inverter circuit, 5... Voltage transformer, 6... Voltage detection circuit, 7... Reference voltage setter, 8... Subtraction circuit, 9... Voltage amplifier, 10...
Multiplier, 11... Sine wave generation circuit, 12, 18,
22...Addition circuit, 13...Triangular wave generation circuit, 1
4...Comparator, 15...Gate logic circuit, 16...Band pass filter, 17...Polarity inversion circuit, 19...Amplifier, 20...Dead band circuit, 21...Distorted wave component detection circuit.
Claims (1)
準正弦波信号に基づいて前記ＰＷＭインバータ回
路の出力電圧を制御するインバータの出力電圧制
御装置において、前記インバータ回路の出力電圧
の基準波以外の電圧成分を検出し、この検出信号
にデツドバンドを設けて前記基準正弦波信号に逆
相で加算する回路を設けて構成したことを特徴と
するインバータの出力電圧制御装置。 In an inverter output voltage control device that controls an output voltage of the PWM inverter circuit based on an output voltage detection signal of the PWM inverter circuit and a reference sine wave signal, detecting a voltage component other than the reference wave of the output voltage of the inverter circuit. An inverter output voltage control device comprising: a circuit that provides a dead band for this detection signal and adds it to the reference sine wave signal in reverse phase.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8107589U JPH0321990U (en) | 1989-07-10 | 1989-07-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8107589U JPH0321990U (en) | 1989-07-10 | 1989-07-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0321990U true JPH0321990U (en) | 1991-03-06 |
Family
ID=31626696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8107589U Pending JPH0321990U (en) | 1989-07-10 | 1989-07-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0321990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001157456A (en) * | 1999-11-25 | 2001-06-08 | Toshiba Lighting & Technology Corp | Constant current power supply |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6380613A (en) * | 1986-09-24 | 1988-04-11 | Mitsubishi Electric Corp | Simplified device for generating tone signal |
| JPS63220771A (en) * | 1987-03-09 | 1988-09-14 | Meidensha Electric Mfg Co Ltd | Correcting circuit for output waveform distortion of inverter |
-
1989
- 1989-07-10 JP JP8107589U patent/JPH0321990U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6380613A (en) * | 1986-09-24 | 1988-04-11 | Mitsubishi Electric Corp | Simplified device for generating tone signal |
| JPS63220771A (en) * | 1987-03-09 | 1988-09-14 | Meidensha Electric Mfg Co Ltd | Correcting circuit for output waveform distortion of inverter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001157456A (en) * | 1999-11-25 | 2001-06-08 | Toshiba Lighting & Technology Corp | Constant current power supply |
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