JPS62105514U - - Google Patents
Info
- Publication number
- JPS62105514U JPS62105514U JP19511885U JP19511885U JPS62105514U JP S62105514 U JPS62105514 U JP S62105514U JP 19511885 U JP19511885 U JP 19511885U JP 19511885 U JP19511885 U JP 19511885U JP S62105514 U JPS62105514 U JP S62105514U
- Authority
- JP
- Japan
- Prior art keywords
- lamp voltage
- voltage
- generating
- alternating current
- controlling
- 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
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Control Of Electrical Variables (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
第１図の要部の信号の波形図、第３図は従来のラ
ンプ電圧発生回路の回路図を示す。
３……ランプ電圧増加信号入力端子、Ｒ９……
抵抗、Ｃ３……コンデンサ。
FIG. 1 is a circuit diagram of an embodiment of the present invention, FIG. 2 is a waveform diagram of the main signals of FIG. 1, and FIG. 3 is a circuit diagram of a conventional lamp voltage generation circuit. 3...Lamp voltage increase signal input terminal, R9 ...
Resistance, C3 ...capacitor.
Claims (1)
向制御整流器と、予め定められた割合で増加する
ランプ電圧を発生する装置と、該ランプ電圧の増
加開始時点を制御する手段と、入力交流電圧を代
表する電圧と前記ランプ電圧とが等しくなつた時
に点弧信号を前記双方向制御整流器に出力する手
段とを具備した点弧角位相制御により交流電圧を
発生させる交流定電圧発生装置において、積分回
路を複数段設けることにより前記ランプ電圧の波
形を余弦波形に近付けたことを特徴とする交流定
電圧発生装置。 a bidirectionally controlled rectifier connected in series with a load to an input AC circuit; a device for generating a lamp voltage that increases at a predetermined rate; a means for controlling the point at which the lamp voltage begins to increase; An alternating current constant voltage generator for generating an alternating current voltage by controlling the starting angle and phase, comprising means for outputting an starting signal to the two-way control rectifier when the lamp voltage becomes equal to the lamp voltage. An AC constant voltage generator characterized in that the waveform of the lamp voltage is approximated to a cosine waveform by providing a plurality of stages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19511885U JPS62105514U (en) | 1985-12-20 | 1985-12-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19511885U JPS62105514U (en) | 1985-12-20 | 1985-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62105514U true JPS62105514U (en) | 1987-07-06 |
Family
ID=31152713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19511885U Pending JPS62105514U (en) | 1985-12-20 | 1985-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62105514U (en) |
-
1985
- 1985-12-20 JP JP19511885U patent/JPS62105514U/ja active Pending
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