JP2012155863A - 直流点灯照明装置 - Google Patents
直流点灯照明装置 Download PDFInfo
- Publication number
- JP2012155863A JP2012155863A JP2011011391A JP2011011391A JP2012155863A JP 2012155863 A JP2012155863 A JP 2012155863A JP 2011011391 A JP2011011391 A JP 2011011391A JP 2011011391 A JP2011011391 A JP 2011011391A JP 2012155863 A JP2012155863 A JP 2012155863A
- Authority
- JP
- Japan
- Prior art keywords
- lighting
- circuit
- illumination lamp
- lighting circuit
- 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.)
- Pending
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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
- H05B41/26—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
- H05B41/282—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
- H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/345—Current stabilisation; Maintaining constant current
-
- 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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
- H05B47/24—Circuit arrangements for protecting against overvoltage
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/355—Power factor correction [PFC]; Reactive power compensation
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
- H05B45/38—Switched mode power supply [SMPS] using boost topology
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
照明ランプと点灯回路との間の接続部位の接触抵抗によって異常温度上昇やアーク放電へ転移する不具合が発生するのを回避した直流点灯照明装置を提供する。
【解決手段】
直流点灯照明装置は、照明ランプLSと、照明ランプを接続する出力端TSを備えていて照明ランプを直流点灯する直流点灯回路DOCと、照明ランプと直流点灯回路の出力端との接続部位RCにおける接触抵抗Rcによって照明ランプの全光点灯中に発生する電力消費が8W以下に設定された所定値を超えないように直流点灯回路を制御する制御手段CCとを具備している。
【選択図】図1
Description
Claims (3)
- 照明ランプと;
照明ランプを接続する出力端を備えていて照明ランプを直流点灯する直流点灯回路と;
照明ランプと直流点灯回路の出力端との接続部位における接触抵抗によって照明ランプの全光点灯中に発生する電力消費が8W以下に設定された所定値を超えないように直流点灯回路を制御する制御手段と;
を具備していることを特徴とする直流点灯照明装置。 - 照明ランプは、口金を備えており;
直流点灯回路は、その出力端に照明ランプの口金を接続するソケットを備えており;
接続部位が口金およびソケットにより構成されている;
ことを特徴とする請求項1記載の直流点灯照明装置。 - 直流点灯回路は、定電流制御特性を有し;
制御手段は、直流点灯回路を制御して照明ランプを調光する調光機能を有し、調光制御中における直流点灯回路の出力端とLED照明ランプとの接続部位における接触抵抗の所定値を、全光点灯中において設定した所定値におけるΔVを基準として設定し、このΔVを超えないように直流点灯回路を制御する;
ことを特徴とする請求項1または2記載の直流点灯照明装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011011391A JP2012155863A (ja) | 2011-01-21 | 2011-01-21 | 直流点灯照明装置 |
EP12151501A EP2480050A2 (en) | 2011-01-21 | 2012-01-18 | Lighting device and luminaire |
CN2012100172583A CN102612207A (zh) | 2011-01-21 | 2012-01-19 | 点灯装置以及照明装置 |
US13/354,771 US20120187870A1 (en) | 2011-01-21 | 2012-01-20 | Lighting device and luminaire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011011391A JP2012155863A (ja) | 2011-01-21 | 2011-01-21 | 直流点灯照明装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2012155863A true JP2012155863A (ja) | 2012-08-16 |
Family
ID=45491451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011011391A Pending JP2012155863A (ja) | 2011-01-21 | 2011-01-21 | 直流点灯照明装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20120187870A1 (ja) |
EP (1) | EP2480050A2 (ja) |
JP (1) | JP2012155863A (ja) |
CN (1) | CN102612207A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016152123A (ja) * | 2015-02-17 | 2016-08-22 | 三菱電機株式会社 | 点灯装置、照明器具 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014205746A1 (de) * | 2014-03-27 | 2015-10-01 | Tridonic Gmbh & Co Kg | Betriebsgerät für Leuchtmittel zur Übertragung von Informationen |
CN105409274A (zh) * | 2014-05-12 | 2016-03-16 | 华为技术有限公司 | 建立基站扇区与天线之间对应关系的方法、基站及天线 |
JP6444090B2 (ja) * | 2014-08-01 | 2018-12-26 | キヤノン株式会社 | 整流平滑回路、電源装置及び画像形成装置 |
KR20170037345A (ko) * | 2015-09-25 | 2017-04-04 | 엘지이노텍 주식회사 | 누설전류 보호 회로를 구비한 교류 전원 직결형 램프 |
JP6704176B2 (ja) * | 2016-02-01 | 2020-06-03 | パナソニックIpマネジメント株式会社 | 電源装置、点灯システム及び照明器具、並びに照明システム |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005528733A (ja) * | 2001-12-19 | 2005-09-22 | カラー・キネティックス・インコーポレーテッド | 制御された発光の方法および装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7777430B2 (en) * | 2003-09-12 | 2010-08-17 | Terralux, Inc. | Light emitting diode replacement lamp |
JP2007027895A (ja) * | 2005-07-12 | 2007-02-01 | Rohm Co Ltd | 電流電圧変換回路、それを用いた消費電力検出回路および電子機器 |
JP2009010100A (ja) * | 2007-06-27 | 2009-01-15 | Toshiba Lighting & Technology Corp | 電源装置および照明装置 |
CN101399158A (zh) * | 2008-10-14 | 2009-04-01 | 冯文媛 | 高显色高色温金卤灯 |
JP2010200427A (ja) * | 2009-02-24 | 2010-09-09 | Seiko Epson Corp | 電源装置、およびその駆動方法、電源装置を備えた光源装置、電子機器 |
CN201373358Y (zh) * | 2009-03-11 | 2009-12-30 | 四川九洲铭伟半导体照明有限公司 | Led射灯 |
-
2011
- 2011-01-21 JP JP2011011391A patent/JP2012155863A/ja active Pending
-
2012
- 2012-01-18 EP EP12151501A patent/EP2480050A2/en not_active Withdrawn
- 2012-01-19 CN CN2012100172583A patent/CN102612207A/zh active Pending
- 2012-01-20 US US13/354,771 patent/US20120187870A1/en not_active Abandoned
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005528733A (ja) * | 2001-12-19 | 2005-09-22 | カラー・キネティックス・インコーポレーテッド | 制御された発光の方法および装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016152123A (ja) * | 2015-02-17 | 2016-08-22 | 三菱電機株式会社 | 点灯装置、照明器具 |
Also Published As
Publication number | Publication date |
---|---|
EP2480050A2 (en) | 2012-07-25 |
US20120187870A1 (en) | 2012-07-26 |
CN102612207A (zh) | 2012-07-25 |
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