JPH01116590U - - Google Patents
Info
- Publication number
- JPH01116590U JPH01116590U JP1033888U JP1033888U JPH01116590U JP H01116590 U JPH01116590 U JP H01116590U JP 1033888 U JP1033888 U JP 1033888U JP 1033888 U JP1033888 U JP 1033888U JP H01116590 U JPH01116590 U JP H01116590U
- Authority
- JP
- Japan
- Prior art keywords
- inverter
- output voltage
- power conversion
- conversion device
- waveform
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Description
第１図はこの考案の一実施例の構成を示すブロ
ツク図、第２図は従来の電力変換装置の構成を示
すブロツク図、第３図は同装置の主要素の詳細な
構成を示すブロツク図、第４図は同装置の動作を
説明するためのタイムチヤートである。
３……インバータ、４……交流フイルタ、６…
…出力電圧検出用変圧器、７……整流器、８……
出力電圧基準設定器、９……電圧制御器、１０Ａ
……波形基準発生器、１１，２１……Ｄ／Ａコン
バータ１１。
Figure 1 is a block diagram showing the configuration of an embodiment of this invention, Figure 2 is a block diagram showing the configuration of a conventional power conversion device, and Figure 3 is a block diagram showing the detailed configuration of the main elements of the same device. , FIG. 4 is a time chart for explaining the operation of the device. 3...Inverter, 4...AC filter, 6...
...Output voltage detection transformer, 7... Rectifier, 8...
Output voltage reference setter, 9... Voltage controller, 10A
... Waveform reference generator, 11, 21 ... D/A converter 11.
Claims (1)
信号を整流して得られたフイードバツク信号と設
定された前記インバータの出力電圧基準とを比較
し、その偏差に対応する電圧制御信号に基づいて
前記インバータをパルス幅変調制御する電力変換
装置において、前記フイードバツク信号に含まれ
るリツプル波形に対応するリツプル波形基準を発
生する波形基準発生手段と、前記リツプル波形基
準を前記出力電圧基準に重畳させる波形基準重畳
手段とを備えたことを特徴とする電力変換装置。 A feedback signal obtained by detecting the AC output voltage of the inverter and rectifying the detection signal is compared with a set output voltage reference of the inverter, and the inverter is controlled based on the voltage control signal corresponding to the deviation. In a power conversion device that performs pulse width modulation control, a waveform reference generating means generates a ripple waveform reference corresponding to a ripple waveform included in the feedback signal, and a waveform reference superimposing means superimposes the ripple waveform reference on the output voltage reference. A power conversion device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1033888U JPH01116590U (en) | 1988-01-28 | 1988-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1033888U JPH01116590U (en) | 1988-01-28 | 1988-01-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01116590U true JPH01116590U (en) | 1989-08-07 |
Family
ID=31217910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1033888U Pending JPH01116590U (en) | 1988-01-28 | 1988-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01116590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0870579A (en) * | 1994-08-30 | 1996-03-12 | Ekusen Kk | Device for correcting output voltage of inverter |
-
1988
- 1988-01-28 JP JP1033888U patent/JPH01116590U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0870579A (en) * | 1994-08-30 | 1996-03-12 | Ekusen Kk | Device for correcting output voltage of inverter |