JPS6132782U - phase control device - Google Patents
phase control deviceInfo
- Publication number
- JPS6132782U JPS6132782U JP11383584U JP11383584U JPS6132782U JP S6132782 U JPS6132782 U JP S6132782U JP 11383584 U JP11383584 U JP 11383584U JP 11383584 U JP11383584 U JP 11383584U JP S6132782 U JPS6132782 U JP S6132782U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- phase control
- frequency
- generation circuit
- control device
- 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.)
- Granted
Links
Landscapes
- Control Of Electrical Variables (AREA)
- Dc-Dc Converters (AREA)
- Power Conversion In General (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案に係わる位相制御装置の一実施例回路構
成、第２図はランプ電圧に基づいて得られる補正電圧の
波形説明図、第３図は本考案に係わる位相制御装置を用
いた直流定電圧装置と従来の位相制御装置を用いた直流
定電圧装置との周波数特性を比較した特性曲線図、第４
図は従来の位相制御装置の回路構成、第５図は交流入力
電圧の波形処理過程を説明している波形説明図、第６図
はサイリスタの点弧タイミングの変化を説明している点
弧タイミング変化説明図、第７図はサイリスタを用いた
直流電圧変換回路図を示している。
図中、１は制御電圧発生回路、２は位相制御パルス発生
回路、３，５．１７．１８は演算増幅器、４，６ないし
８，２１ないし２４は抵抗、９．１５．２０はコンデン
サ、１０ないし１３はサイリスク、１４はチョーク・コ
イル、１６はしきい値電圧補正回路、１９はダイオード
を表している。Fig. 1 shows the circuit configuration of an embodiment of the phase control device according to the present invention, Fig. 2 is an explanatory diagram of the waveform of the correction voltage obtained based on the lamp voltage, and Fig. 3 shows the circuit configuration of an embodiment of the phase control device according to the present invention. Characteristic curve diagram comparing the frequency characteristics of a DC voltage regulator and a DC voltage regulator using a conventional phase control device, No. 4
The figure shows the circuit configuration of a conventional phase control device, Figure 5 is a waveform explanatory diagram explaining the waveform processing process of AC input voltage, and Figure 6 is the firing timing explaining changes in the firing timing of the thyristor. The change explanatory diagram, FIG. 7, shows a DC voltage conversion circuit diagram using a thyristor. In the figure, 1 is a control voltage generation circuit, 2 is a phase control pulse generation circuit, 3, 5, 17, 18 is an operational amplifier, 4, 6 to 8, 21 to 24 are resistors, 9, 15, 20 are capacitors, 10 1 to 13 represent a cyrisk, 14 a choke coil, 16 a threshold voltage correction circuit, and 19 a diode.
Claims (1)
電圧発生回路と、交流電圧波形から得られたランプ電圧
と上記しきい値電圧とからサイリスタの点弧角を制御す
る位相制御パルス発生回路とを備え、サイリスタの位相
制御で交流電圧を直流電圧に変換する直流定電圧装置の
位相制御装置において、上記制御電圧発生回路からのし
きい値電圧を交流電圧の周波数が低いときには上昇させ
、交流電圧の周波数が高いときには降下させるしきい値
電圧補正回路を設け、当該しきい値電圧補正回路によっ
て補正されたしきい値電圧を上記位相制御パルス発生回
路に供給し、交流電圧の周波数の変動如何にかかわらず
直流電圧を定電圧化するようにしたことを特徴とする位
相制御装置。a control voltage generation circuit that generates a threshold voltage proportional to the DC output voltage; a phase control pulse generation circuit that controls the firing angle of the thyristor from the lamp voltage obtained from the AC voltage waveform and the threshold voltage; In a phase control device for a DC constant voltage device that converts an AC voltage into a DC voltage by phase control of a thyristor, the threshold voltage from the control voltage generation circuit is increased when the frequency of the AC voltage is low, and the AC voltage is increased. A threshold voltage correction circuit that lowers the frequency when the frequency of the AC voltage is high is provided, and the threshold voltage corrected by the threshold voltage correction circuit is supplied to the phase control pulse generation circuit, so that the frequency of the alternating current voltage is reduced. A phase control device characterized in that the DC voltage is made constant regardless of the voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984113835U JPH062469Y2 (en) | 1984-07-26 | 1984-07-26 | Phase control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984113835U JPH062469Y2 (en) | 1984-07-26 | 1984-07-26 | Phase control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6132782U true JPS6132782U (en) | 1986-02-27 |
| JPH062469Y2 JPH062469Y2 (en) | 1994-01-19 |
Family
ID=30672860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984113835U Expired - Lifetime JPH062469Y2 (en) | 1984-07-26 | 1984-07-26 | Phase control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH062469Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04134506A (en) * | 1990-09-27 | 1992-05-08 | Rika Kogyo Kk | Method for controlling phase controller |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4982953A (en) * | 1972-12-15 | 1974-08-09 |
-
1984
- 1984-07-26 JP JP1984113835U patent/JPH062469Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4982953A (en) * | 1972-12-15 | 1974-08-09 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04134506A (en) * | 1990-09-27 | 1992-05-08 | Rika Kogyo Kk | Method for controlling phase controller |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH062469Y2 (en) | 1994-01-19 |
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