CA1156302A - System for energizing and dimming gas discharge lamps - Google Patents
System for energizing and dimming gas discharge lampsInfo
- Publication number
- CA1156302A CA1156302A CA000341249A CA341249A CA1156302A CA 1156302 A CA1156302 A CA 1156302A CA 000341249 A CA000341249 A CA 000341249A CA 341249 A CA341249 A CA 341249A CA 1156302 A CA1156302 A CA 1156302A
- Authority
- CA
- Canada
- Prior art keywords
- output
- lamps
- circuit
- capacitor
- high frequency
- 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
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000005286 illumination Methods 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 239000003990 capacitor Substances 0.000 claims description 49
- 239000004020 conductor Substances 0.000 claims description 18
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000000306 component Substances 0.000 description 27
- 238000004804 winding Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 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 2
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001507 metal halide Inorganic materials 0.000 description 2
- 150000005309 metal halides Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 101100422644 Caenorhabditis elegans syx-5 gene Proteins 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000032365 Electromagnetic interference Diseases 0.000 description 1
- 101150086986 Pigu gene Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000289690 Xenarthra Species 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- QHGVXILFMXYDRS-UHFFFAOYSA-N pyraclofos Chemical compound C1=C(OP(=O)(OCC)SCCC)C=NN1C1=CC=C(Cl)C=C1 QHGVXILFMXYDRS-UHFFFAOYSA-N 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000002123 temporal effect Effects 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
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/966,643 US4210846A (en) | 1978-12-05 | 1978-12-05 | Inverter circuit for energizing and dimming gas discharge lamps |
| US05/966,604 US4207498A (en) | 1978-12-05 | 1978-12-05 | System for energizing and dimming gas discharge lamps |
| US966,604 | 1978-12-05 | ||
| US05/966,601 US4207497A (en) | 1978-12-05 | 1978-12-05 | Ballast structure for central high frequency dimming apparatus |
| US966,601 | 1978-12-05 | ||
| US966,643 | 1992-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1156302A true CA1156302A (en) | 1983-11-01 |
Family
ID=27420755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000341249A Expired CA1156302A (en) | 1978-12-05 | 1979-12-05 | System for energizing and dimming gas discharge lamps |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS63196599U (enrdf_load_stackoverflow) |
| CA (1) | CA1156302A (enrdf_load_stackoverflow) |
| DE (1) | DE2948938A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2469082A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2038571B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2132751A (en) * | 1982-12-23 | 1984-07-11 | Menvier | Ambient light control for artificial lighting |
| DE4231286A1 (de) * | 1992-09-18 | 1994-03-24 | Bosch Gmbh Robert | Vorrichtung zum Zünden von Gasentladungslampen |
| JP4519174B2 (ja) | 2004-10-13 | 2010-08-04 | オスラム−シルヴァニア インコーポレイテッド | 高輝度放電ランプの周波数変調方法および装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB661705A (en) * | 1949-04-22 | 1951-11-28 | Gen Electric Co Ltd | Improvements in electric circuit arrangements for operating electric discharge lamps |
| US3116438A (en) * | 1961-06-01 | 1963-12-31 | Gen Electric | High frequency lighting systems and ballast circuits therefor |
| US3514668A (en) * | 1967-05-17 | 1970-05-26 | Rollie C Johnson | Controllable intensity illumination system and method |
| US3824428A (en) * | 1969-07-23 | 1974-07-16 | Lutron Electronics Co | High frequency fluorescent tube lighting circuit and a-c driving circuit therefor |
| US3663940A (en) * | 1970-05-21 | 1972-05-16 | Nasa | Controllable, load insensitive power converters |
| US3753071A (en) * | 1972-06-15 | 1973-08-14 | Westinghouse Electric Corp | Low cost transistorized inverter |
| US3919592A (en) * | 1973-11-19 | 1975-11-11 | Lutron Electronics Co | High intensity discharge mercury vapor lamp dimming system |
| JPS5843880B2 (ja) * | 1976-02-18 | 1983-09-29 | 三菱電機株式会社 | 放電灯調光装置 |
-
1979
- 1979-11-23 GB GB7940659A patent/GB2038571B/en not_active Expired
- 1979-12-05 FR FR7929866A patent/FR2469082A1/fr active Granted
- 1979-12-05 DE DE19792948938 patent/DE2948938A1/de active Granted
- 1979-12-05 CA CA000341249A patent/CA1156302A/en not_active Expired
-
1988
- 1988-05-30 JP JP7166388U patent/JPS63196599U/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63196599U (enrdf_load_stackoverflow) | 1988-12-19 |
| GB2038571B (en) | 1983-05-05 |
| DE2948938C2 (enrdf_load_stackoverflow) | 1991-05-29 |
| FR2469082B1 (enrdf_load_stackoverflow) | 1983-08-26 |
| GB2038571A (en) | 1980-07-23 |
| FR2469082A1 (fr) | 1981-05-08 |
| DE2948938A1 (de) | 1980-06-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |