NL8002141A - Instandhoudingscircuit voor een gasontladingslamp. - Google Patents
Instandhoudingscircuit voor een gasontladingslamp. Download PDFInfo
- Publication number
- NL8002141A NL8002141A NL8002141A NL8002141A NL8002141A NL 8002141 A NL8002141 A NL 8002141A NL 8002141 A NL8002141 A NL 8002141A NL 8002141 A NL8002141 A NL 8002141A NL 8002141 A NL8002141 A NL 8002141A
- Authority
- NL
- Netherlands
- Prior art keywords
- circuit
- arc
- current
- lamp
- value
- Prior art date
Links
- 238000012423 maintenance Methods 0.000 title claims description 8
- 230000010355 oscillation Effects 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000003213 activating effect Effects 0.000 claims 1
- 238000004804 winding Methods 0.000 description 80
- 239000003990 capacitor Substances 0.000 description 55
- 230000001965 increasing effect Effects 0.000 description 10
- 230000001939 inductive effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000010891 electric arc Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000013641 positive control Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
- H05B41/288—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
- H05B41/2881—Load circuits; Control thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
- H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
- H05B41/288—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
- H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2928—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating conditions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2932079A | 1979-04-12 | 1979-04-12 | |
| US2932079 | 1979-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8002141A true NL8002141A (nl) | 1980-10-14 |
Family
ID=21848430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8002141A NL8002141A (nl) | 1979-04-12 | 1980-04-11 | Instandhoudingscircuit voor een gasontladingslamp. |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS55139798A (enExample) |
| DE (1) | DE3013803A1 (enExample) |
| FR (1) | FR2454248A1 (enExample) |
| GB (1) | GB2049317B (enExample) |
| NL (1) | NL8002141A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI65524C (fi) * | 1982-04-21 | 1984-05-10 | Helvar Oy | Foerfarande och anordning foer matning av hoegfrekvent vaexelstroem till en fluorescenslampa |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3644818A (en) * | 1971-03-10 | 1972-02-22 | Gte Sylvania Inc | Electronic flashlamp power supply |
| GB1529824A (en) * | 1975-10-24 | 1978-10-25 | Gen Electric | Ballast circuit for gaseous discharge lamps |
-
1980
- 1980-04-09 FR FR8007920A patent/FR2454248A1/fr active Granted
- 1980-04-10 DE DE19803013803 patent/DE3013803A1/de not_active Withdrawn
- 1980-04-11 NL NL8002141A patent/NL8002141A/nl not_active Application Discontinuation
- 1980-04-11 JP JP4701380A patent/JPS55139798A/ja active Pending
- 1980-04-11 GB GB8012040A patent/GB2049317B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2454248B1 (enExample) | 1984-10-19 |
| GB2049317A (en) | 1980-12-17 |
| FR2454248A1 (fr) | 1980-11-07 |
| GB2049317B (en) | 1983-04-27 |
| JPS55139798A (en) | 1980-10-31 |
| DE3013803A1 (de) | 1980-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |