DE2246234A1 - Schaltungsanordnung fuer metallhalogenidlampe - Google Patents
Schaltungsanordnung fuer metallhalogenidlampeInfo
- Publication number
- DE2246234A1 DE2246234A1 DE2246234A DE2246234A DE2246234A1 DE 2246234 A1 DE2246234 A1 DE 2246234A1 DE 2246234 A DE2246234 A DE 2246234A DE 2246234 A DE2246234 A DE 2246234A DE 2246234 A1 DE2246234 A1 DE 2246234A1
- Authority
- DE
- Germany
- Prior art keywords
- lamp
- source
- control device
- circuit
- circuit according
- 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
- 230000003595 spectral effect Effects 0.000 claims description 17
- 230000005855 radiation Effects 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 6
- 239000004065 semiconductor Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 2
- 239000000969 carrier Substances 0.000 claims 1
- 239000002800 charge carrier Substances 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 238000009826 distribution Methods 0.000 description 11
- 229910001507 metal halide Inorganic materials 0.000 description 11
- 150000005309 metal halides Chemical class 0.000 description 11
- 238000010891 electric arc Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Chemical compound [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 4
- 229910052753 mercury Inorganic materials 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001962 electrophoresis Methods 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- UAYWVJHJZHQCIE-UHFFFAOYSA-L zinc iodide Chemical compound I[Zn]I UAYWVJHJZHQCIE-UHFFFAOYSA-L 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 206010034960 Photophobia Diseases 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 208000013469 light sensitivity Diseases 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910001511 metal iodide Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 1
- RMUKCGUDVKEQPL-UHFFFAOYSA-K triiodoindigane Chemical compound I[In](I)I RMUKCGUDVKEQPL-UHFFFAOYSA-K 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc 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
- 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
- H05B41/3922—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations and measurement of the incident light
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
- G03B27/73—Controlling exposure by variation of spectral composition, e.g. multicolor printers
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18309471A | 1971-09-23 | 1971-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2246234A1 true DE2246234A1 (de) | 1973-03-29 |
Family
ID=22671417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2246234A Pending DE2246234A1 (de) | 1971-09-23 | 1972-09-21 | Schaltungsanordnung fuer metallhalogenidlampe |
Country Status (6)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2313997C3 (de) * | 1973-03-21 | 1975-08-28 | Intermadox Ag, Zug (Schweiz) | Lichtelektrische Potentiometeranordnung unter Vermeidung beweglicher Strom Zuführungen |
| US3909609A (en) * | 1973-10-29 | 1975-09-30 | Xerox Corp | Light source measuring apparatus |
| US3904922A (en) * | 1973-11-19 | 1975-09-09 | Xerox Corp | Lamp control and lamp switch circuit |
| GB1449519A (en) * | 1973-12-13 | 1976-09-15 | Gunssons Sortex Ltd | Light-sensitive sorting machine |
| US4012663A (en) * | 1974-11-25 | 1977-03-15 | General Electric Company | Lighting control system |
| JPS5225484A (en) * | 1975-08-21 | 1977-02-25 | Mitsubishi Electric Corp | Mixing light illuminating method |
| US4004188A (en) * | 1975-09-26 | 1977-01-18 | General Electric Company | Starting circuit for inverter operated gaseous discharge lamps |
| JPS52104375A (en) * | 1976-02-27 | 1977-09-01 | Mitsubishi Electric Corp | Illumination method by blended light |
| US4190795A (en) * | 1977-09-09 | 1980-02-26 | Coberly & Associates | Constant intensity light source |
| US4360756A (en) * | 1979-11-13 | 1982-11-23 | General Electric Company | Metal halide lamp containing ThI4 with added elemental cadmium or zinc |
| ZA824856B (en) * | 1981-07-28 | 1983-05-25 | Lee Electric Lighting | Power supply for arc lamps |
| JPS61110996A (ja) * | 1984-11-05 | 1986-05-29 | 株式会社日立製作所 | 高圧放電灯点灯装置 |
| US4697709A (en) * | 1985-09-03 | 1987-10-06 | Delta Technology Corporation | Sorter for agricultural products |
| US5333034A (en) * | 1992-01-31 | 1994-07-26 | Bremson Data Systems, Inc. | System for selectively controlling the spectral make-up of visible light from a source thereof |
| JP2902272B2 (ja) * | 1993-08-27 | 1999-06-07 | 株式会社三協精機製作所 | 磁気カードリーダ |
| US5581161A (en) * | 1994-07-13 | 1996-12-03 | Gong; Mingfu | DC coupled electronic ballast with a larger DC and smaller AC signal |
| US6864642B2 (en) * | 2002-10-07 | 2005-03-08 | Bruce Industries, Inc. | Electronic ballast with DC output flyback converter |
| US6879113B2 (en) * | 2003-03-11 | 2005-04-12 | Bruce Industries, Inc. | Low frequency output electronic ballast |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2749501A (en) * | 1950-10-06 | 1956-06-05 | California Packing Corp | Photoelectric voltage regulator |
| US3431427A (en) * | 1965-10-24 | 1969-03-04 | Henry D Pahl Jr | Solid state color balance controller for incandescent lamps |
-
1971
- 1971-09-23 US US183094A patent/US3700960A/en not_active Expired - Lifetime
-
1972
- 1972-08-15 CA CA149,424A patent/CA1031407A/en not_active Expired
- 1972-09-21 FR FR7233436A patent/FR2153366A1/fr not_active Withdrawn
- 1972-09-21 JP JP47094151A patent/JPS4841565A/ja active Pending
- 1972-09-21 DE DE2246234A patent/DE2246234A1/de active Pending
- 1972-09-22 NL NL7212886A patent/NL7212886A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1031407A (en) | 1978-05-16 |
| NL7212886A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-03-27 |
| US3700960A (en) | 1972-10-24 |
| JPS4841565A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-06-18 |
| FR2153366A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-05-04 |
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