JP2010198875A - 放電灯点灯装置及び照明器具 - Google Patents
放電灯点灯装置及び照明器具 Download PDFInfo
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- JP2010198875A JP2010198875A JP2009041489A JP2009041489A JP2010198875A JP 2010198875 A JP2010198875 A JP 2010198875A JP 2009041489 A JP2009041489 A JP 2009041489A JP 2009041489 A JP2009041489 A JP 2009041489A JP 2010198875 A JP2010198875 A JP 2010198875A
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- Prior art keywords
- discharge lamp
- power
- lighting device
- output
- conversion unit
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/5387—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
- H02M7/53871—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration with automatic control of output voltage or current
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- 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
- H05B41/2882—Load circuits; Control thereof the control resulting from an action on the static converter
- H05B41/2883—Load circuits; Control thereof the control resulting from an action on the static converter the controlled element being a DC/AC converter in the final stage, e.g. by harmonic mode starting
-
- 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
- H05B41/382—Controlling the intensity of light during the transitional start-up phase
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4291—Arrangements for improving power factor of AC input by using a Buck converter to switch the input current
-
- 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
-
- 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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Dc-Dc Converters (AREA)
- Inverter Devices (AREA)
Abstract
【解決手段】 放電灯の始動時、放電灯を始動させる始動期間P1の後、放電灯の点灯維持のための交流電力を放電灯に出力する定常期間P3を開始する前に、放電灯の各電極を加熱するために出力の周波数を定常期間P3中よりも高くする電極加熱期間P2が設けられている。電極加熱期間P2中には、検出された出力電流の振幅を予め定められた目標電流振幅とするようなフィードバック制御がなされる。
【選択図】図1
Description
2 制御部
3 ランプ電流検出部
4 降圧チョッパ回路
5 照明器具
51 器具本体
Claims (8)
- 直流電力を入力されて交流電力を出力する電力変換部と、
電力変換部の出力端間に放電灯とともに接続されて放電灯の始動のための高電圧を発生させる始動部と、
電力変換部を制御する制御部と、
放電灯への出力電流の振幅を検出するランプ電流検出部を備え、
制御部は、放電灯の始動時、始動部が発生させる高電圧により放電灯を始動させる始動動作の後、放電灯の点灯維持のための交流電力を電力変換部から放電灯に出力させる定常動作を開始する前に、放電灯の各電極を加熱するために電力変換部の出力の周波数を定常動作中よりも高くする電極加熱動作を行うものであって、電極加熱動作中には、ランプ電流検出部に検出された出力電流の振幅を予め定められた目標電流振幅とするように電力変換部をフィードバック制御することを特徴とする放電灯点灯装置。 - 電力変換部は、入力された直流電力を降圧する降圧チョッパ回路と、降圧チョッパ回路が出力した直流電力を交番するフルブリッジ回路とからなることを特徴とする請求項1記載の放電灯点灯装置。
- 電力変換部はフルブリッジ回路からなり、制御部は、定常動作中、フルブリッジ回路を構成するスイッチング素子のオンオフのデューティ比によって電力変換部の出力電力を制御することを特徴とする請求項1記載の放電灯点灯装置。
- 電力変換部はハーフブリッジ回路からなり、制御部は、定常動作中、ハーフブリッジ回路を構成するスイッチング素子のオンオフのデューティ比によって電力変換部の出力電力を制御することを特徴とする請求項1記載の放電灯点灯装置。
- 制御部は、始動動作の後、電極加熱動作を開始する前に、電力変換部の出力の周波数を予め定められた周波数まで低下させる周波数低下動作を少なくとも1回行うことを特徴とする請求項1〜4のいずれか1項に記載の放電灯点灯装置。
- 始動動作の終了後に電極加熱動作が開始される前の期間中での電力変換部の出力の周波数の低下幅は、電極加熱動作中における前記期間と同じ長さの時間での電力変換部の出力の周波数の低下幅の最大値よりも大きいことを特徴とする請求項5記載の放電灯点灯装置。
- 始動動作の終了後に電極加熱動作が開始されるまでの時間は、電極加熱動作の継続時間よりも短くされていることを特徴とする請求項5または請求項6記載の放電灯点灯装置。
- 請求項1〜7のいずれか1項に記載の放電灯点灯装置と、放電灯点灯装置を保持する器具本体とを備えることを特徴とする照明器具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009041489A JP2010198875A (ja) | 2009-02-24 | 2009-02-24 | 放電灯点灯装置及び照明器具 |
CN201010125248A CN101815393A (zh) | 2009-02-24 | 2010-02-24 | 放电灯照明装置及具有该装置的照明设备 |
US12/711,756 US8502475B2 (en) | 2009-02-24 | 2010-02-24 | Discharge lamp ballast with feedback current control during an electrode heating operation |
Applications Claiming Priority (1)
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JP2009041489A JP2010198875A (ja) | 2009-02-24 | 2009-02-24 | 放電灯点灯装置及び照明器具 |
Publications (1)
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JP2010198875A true JP2010198875A (ja) | 2010-09-09 |
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JP2009041489A Pending JP2010198875A (ja) | 2009-02-24 | 2009-02-24 | 放電灯点灯装置及び照明器具 |
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US (1) | US8502475B2 (ja) |
JP (1) | JP2010198875A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014521288A (ja) * | 2011-06-27 | 2014-08-25 | オークランド ユニサービシズ リミテッド | 双方向誘導電力伝送システムのための負荷制御 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101658210B1 (ko) * | 2010-02-19 | 2016-09-21 | 페어차일드코리아반도체 주식회사 | 예열 제어 장치, 이를 포함하는 램프 구동 장치및 예열 제어 방법 |
US9386665B2 (en) | 2013-03-14 | 2016-07-05 | Honeywell International Inc. | System for integrated lighting control, configuration, and metric tracking from multiple locations |
GB201909380D0 (en) * | 2019-06-28 | 2019-08-14 | Nicoventures Holdings Ltd | Apparatus for an aerosol generating device |
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JP4561097B2 (ja) * | 2003-12-26 | 2010-10-13 | パナソニック電工株式会社 | 放電灯点灯装置及び照明装置 |
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EP1740022A4 (en) * | 2004-04-23 | 2012-11-07 | Panasonic Corp | DISCHARGE LAMP OPERATING DEVICE, LIGHTING DEVICE AND LIGHTING SYSTEM |
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- 2009-02-24 JP JP2009041489A patent/JP2010198875A/ja active Pending
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- 2010-02-24 US US12/711,756 patent/US8502475B2/en active Active
Patent Citations (4)
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JP2005507553A (ja) * | 2001-10-31 | 2005-03-17 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | バラスト回路 |
JP2006127793A (ja) * | 2004-10-26 | 2006-05-18 | Matsushita Electric Works Ltd | 高圧放電灯点灯装置及び画像表示装置 |
JP2007273235A (ja) * | 2006-03-31 | 2007-10-18 | Ushio Inc | 高圧放電ランプ点灯装置 |
JP2008192316A (ja) * | 2007-01-31 | 2008-08-21 | Matsushita Electric Ind Co Ltd | 水銀放電ランプ点灯装置、バックライト装置及び液晶表示装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014521288A (ja) * | 2011-06-27 | 2014-08-25 | オークランド ユニサービシズ リミテッド | 双方向誘導電力伝送システムのための負荷制御 |
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US20100237794A1 (en) | 2010-09-23 |
US8502475B2 (en) | 2013-08-06 |
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