JPS634190U - - Google Patents
Info
- Publication number
- JPS634190U JPS634190U JP9510686U JP9510686U JPS634190U JP S634190 U JPS634190 U JP S634190U JP 9510686 U JP9510686 U JP 9510686U JP 9510686 U JP9510686 U JP 9510686U JP S634190 U JPS634190 U JP S634190U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- coupling transformer
- excitation
- detects
- taking
- 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
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000005284 excitation Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
Description
第1図は本考案の実施例を示す。第2図はイン
バータ出力電圧の波形図及びその分解波形図を示
す。第3図は従来のインバータの一例を示す。
1…直流電圧、2…インバータ、3…分圧回路
、4…結合トランス、5…フイルタ用のコンデン
サ、6…負荷、7…絶縁回路、8,8′…ローパ
スフイルタ、9…トランジスタオン・オフ制御回
路、10…電圧変成器、11…電圧比較回路。
FIG. 1 shows an embodiment of the invention. FIG. 2 shows a waveform diagram of the inverter output voltage and its decomposed waveform diagram. FIG. 3 shows an example of a conventional inverter. 1...DC voltage, 2...Inverter, 3...Voltage dividing circuit, 4...Coupling transformer, 5...Filter capacitor, 6...Load, 7...Isolation circuit, 8, 8'...Low pass filter, 9...Transistor on/off Control circuit, 10... Voltage transformer, 11... Voltage comparison circuit.
Claims (1)
ランスの1次電圧と2次電圧との差をとることに
よつてインバータ出力電圧に含まれる直流分を検
出することを特徴とする偏励磁検出回路。 1. A bias excitation detection circuit that detects a direct current component included in an inverter output voltage by taking a difference between a primary voltage and a secondary voltage of the coupling transformer in order to correct biased excitation of the coupling transformer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9510686U JPS634190U (en) | 1986-06-21 | 1986-06-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9510686U JPS634190U (en) | 1986-06-21 | 1986-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS634190U true JPS634190U (en) | 1988-01-12 |
Family
ID=30959262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9510686U Pending JPS634190U (en) | 1986-06-21 | 1986-06-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS634190U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014077281A1 (en) * | 2012-11-15 | 2014-05-22 | 日立オートモティブシステムズ株式会社 | Power conversion apparatus |
-
1986
- 1986-06-21 JP JP9510686U patent/JPS634190U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014077281A1 (en) * | 2012-11-15 | 2014-05-22 | 日立オートモティブシステムズ株式会社 | Power conversion apparatus |
JP2014100022A (en) * | 2012-11-15 | 2014-05-29 | Hitachi Automotive Systems Ltd | Power conversion device |