JPS643319B2 - - Google Patents
Info
- Publication number
- JPS643319B2 JPS643319B2 JP17744880A JP17744880A JPS643319B2 JP S643319 B2 JPS643319 B2 JP S643319B2 JP 17744880 A JP17744880 A JP 17744880A JP 17744880 A JP17744880 A JP 17744880A JP S643319 B2 JPS643319 B2 JP S643319B2
- Authority
- JP
- Japan
- Prior art keywords
- phase angle
- commutation
- point
- current
- discharge lamp
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17744880A JPS57101393A (en) | 1980-12-15 | 1980-12-15 | Discharge lamp constant input firing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17744880A JPS57101393A (en) | 1980-12-15 | 1980-12-15 | Discharge lamp constant input firing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57101393A JPS57101393A (en) | 1982-06-23 |
| JPS643319B2 true JPS643319B2 (zh) | 1989-01-20 |
Family
ID=16031116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17744880A Granted JPS57101393A (en) | 1980-12-15 | 1980-12-15 | Discharge lamp constant input firing system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57101393A (zh) |
-
1980
- 1980-12-15 JP JP17744880A patent/JPS57101393A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57101393A (en) | 1982-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4165475A (en) | Discharge lamp with starter circuit | |
| US7675244B2 (en) | System and method for power supply for lamp with improved constant power mode control and improved boost current circuit | |
| JPS643319B2 (zh) | ||
| JP2003532266A (ja) | 点弧回路 | |
| JP2005025995A (ja) | 放電灯点灯装置 | |
| JP4379235B2 (ja) | 調光装置 | |
| JPS644319B2 (zh) | ||
| JPS6322040B2 (zh) | ||
| JP7442189B2 (ja) | 調光装置および調光方法 | |
| JPS6322039B2 (zh) | ||
| JPS5824919B2 (ja) | 放電灯点灯装置 | |
| JPS643320B2 (zh) | ||
| JP2002117990A (ja) | 放電ランプ用給電装置 | |
| JPH08264285A (ja) | 点灯装置 | |
| JPS644318B2 (zh) | ||
| JPH048920B2 (zh) | ||
| JPS6319080B2 (zh) | ||
| JPS6233716B2 (zh) | ||
| JPS601754B2 (ja) | 放電灯調光装置 | |
| JP2004342353A (ja) | 光源装置 | |
| JPS6256639B2 (zh) | ||
| JPH06260288A (ja) | ランプ調光装置およびその調光制御方法 | |
| JPS6319079B2 (zh) | ||
| JPS6223439B2 (zh) | ||
| JPH0328794B2 (zh) |