JPS6454038U - - Google Patents
Info
- Publication number
- JPS6454038U JPS6454038U JP14813987U JP14813987U JPS6454038U JP S6454038 U JPS6454038 U JP S6454038U JP 14813987 U JP14813987 U JP 14813987U JP 14813987 U JP14813987 U JP 14813987U JP S6454038 U JPS6454038 U JP S6454038U
- Authority
- JP
- Japan
- Prior art keywords
- flash lamp
- voltage
- control
- power supply
- switch element
- 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
- 239000003990 capacitor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Description
第１図はこの考案のＰＸＡの点灯装置における
一実施例のブロツク図、第２図ａは第１図の交流
電源のあるタイミングにおける電圧波形のタイミ
ングチヤートであり、同図ｂは第１図の回路のゼ
ロクロススイツチからの出力を示す波形のタイミ
ングチヤート、同図ｃはコンデンサ３の電圧の波
形を示すタイミングチヤート、同図ｄは同図ｃの
電圧によつて所定ｔ１の位相によつてＰＸＡを発
光させた時のランプの発光光量を示した図、第３
図ａは第１図の回路からゼロクロススイツチを除
去した回路におけるスイツチをＯＮさせた時の入
力電圧波形のタイミングチヤートの一具体例を示
した図、同図ｂは同図ａの電圧に対するコンデン
サ電圧の波形を示すタイミングチヤート、同図ｃ
は同図ｂの電圧に対して、所定の位相によつてＰ
ＸＡを発光させた時のランプの発光光量を示した
図である。
図中．１：交流電源、２：チヨークコイル、３
，６：コンデンサ、４：両極性スイツチ素子制御
回路、５：両極性スイツチ素子、７：トランス、
９：トリガ電極、１０：ＰＸＡ、１１：共振回路
、１２：トリガ回路、１３：入力電圧位相検出回
路、１４：ゼロクロススイツチ。
Fig. 1 is a block diagram of an embodiment of the PXA lighting device of this invention, Fig. 2a is a timing chart of the voltage waveform at a certain timing of the AC power supply of Fig. A timing chart of the waveform showing the output from the zero cross switch of the circuit, c is a timing chart showing the waveform of the voltage of the capacitor 3, and d of the same figure is a timing chart showing the waveform of the voltage of the capacitor 3 . Figure 3 shows the amount of light emitted by the lamp when it emits light.
Figure a shows a specific example of the timing chart of the input voltage waveform when the switch is turned on in a circuit in which the zero cross switch is removed from the circuit in Figure 1, and Figure b shows the capacitor voltage with respect to the voltage in Figure A. Timing chart showing the waveform of
With respect to the voltage shown in the figure b, P
FIG. 4 is a diagram showing the amount of light emitted from the lamp when the XA is emitted. In the figure. 1: AC power supply, 2: Chi York coil, 3
, 6: Capacitor, 4: Bipolar switch element control circuit, 5: Bipolar switch element, 7: Transformer,
9: trigger electrode, 10: PXA, 11: resonance circuit, 12: trigger circuit, 13: input voltage phase detection circuit, 14: zero cross switch.
Claims (1)
ロクロススイツチと、交流電源からの電圧を共振
させる共振回路と、フラツシユランプと、このフ
ラツシユランプと直列に接続されてフラツシユラ
ンプに流れる電流を制御する両極性スイツチ素子
と、この両極性スイツチ素子を制御する両極性ス
イツチ素子制御回路と、前記フラツシユランプに
高電圧を印加するトリガ回路とから構成させたこ
とを特徴とする交流式フラツシユランプ点灯装置
。 An AC power supply, a zero-cross switch that opens and closes the voltage of the AC power supply, a resonant circuit that resonates the voltage from the AC power supply, a flash lamp, and a current that is connected in series with the flash lamp to control the current flowing through the flash lamp. An AC flash lamp comprising: a bipolar switch element to control, a bipolar switch element control circuit to control the bipolar switch element, and a trigger circuit to apply a high voltage to the flash lamp. Lamp lighting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14813987U JPS6454038U (en) | 1987-09-30 | 1987-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14813987U JPS6454038U (en) | 1987-09-30 | 1987-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6454038U true JPS6454038U (en) | 1989-04-04 |
Family
ID=31419184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14813987U Pending JPS6454038U (en) | 1987-09-30 | 1987-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6454038U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6054199A (en) * | 1983-09-05 | 1985-03-28 | 株式会社白鳥製作所 | Dimmer for discharge lamp |
-
1987
- 1987-09-30 JP JP14813987U patent/JPS6454038U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6054199A (en) * | 1983-09-05 | 1985-03-28 | 株式会社白鳥製作所 | Dimmer for discharge lamp |
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