JP5715059B2 - 電源アダプタに関する改良 - Google Patents
電源アダプタに関する改良 Download PDFInfo
- Publication number
- JP5715059B2 JP5715059B2 JP2011530572A JP2011530572A JP5715059B2 JP 5715059 B2 JP5715059 B2 JP 5715059B2 JP 2011530572 A JP2011530572 A JP 2011530572A JP 2011530572 A JP2011530572 A JP 2011530572A JP 5715059 B2 JP5715059 B2 JP 5715059B2
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- JP
- Japan
- Prior art keywords
- output
- input
- resonant circuit
- circuit
- lighting unit
- 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 - Fee Related
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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
- 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]
- H05B45/39—Circuits containing inverter bridges
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
-
- 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
- H02M7/538—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 push-pull configuration
-
- 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]
- H05B45/10—Controlling the intensity of the 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
- 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]
- H05B45/382—Switched mode power supply [SMPS] with galvanic isolation between input and output
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Dc-Dc Converters (AREA)
- Ac-Ac Conversion (AREA)
Description
Claims (9)
- 1つ以上の固体素子光源と、
交流電源に接続するための入力部と、
前記1つ以上の固体素子光源を駆動するのに好適な出力を提供する前記入力部に結合したLCL直列−並列共振回路と、
を備える、照明ユニットであって、
前記LCL直列−並列共振回路のLCLは、前記照明ユニットの入力と出力との間に、実効電圧の所定の減少と対応する実効電流の所定の増加とを提供するために、前記1つ以上の固体素子光源の実効抵抗と前記LCL直列−並列共振回路の比較的大きな所要入力抵抗とが整合するように選択され、
前記照明ユニットは、前記LCL直列−並列共振回路を駆動するためのコントローラと複数の電子スイッチとを含み、前記コントローラは、前記電子スイッチのオンタイム変調を利用して、前記LCL直列−並列共振回路が入力から引き出す電流の波形を決定するように適合されている、
照明ユニット。 - 前記LCL直列−並列共振回路は、所与の入力電圧において負荷に依存しない定電流出力を提供する第1の共振周波数と、前記第1の共振周波数に比べてはるかに大きな電力を出力に提供し、所与の入力電圧において負荷と共に変化する電流を与える第2の共振周波数と、を有し、
前記コントローラは、前記第2の共振周波数と前記第1の共振周波数との間をスイッチ可能に適合されている、
請求項1に記載の照明ユニット。 - 前記LCL直列−並列共振回路は、前記交流電源の特定の実効電圧に対して、所定の実質的定電圧を有する出力を提供するように構成されている、請求項1又は請求項2に記載の照明ユニット。
- 前記LCL直列−並列共振回路は、前記交流電源の特定の実効電圧に対して、所定の実質的に一定な電圧を、入力交流サイクルの大部分に対して供給するために、好ましくは、前記照明ユニットの入力部で受電した実際の電圧をブーストする(すなわち、上昇させる)かバックする(すなわち、降下させる)かのいずれかを行うように構成されている、請求項3に記載の照明ユニット。
- 前記照明ユニットは、前記照明ユニットにより提供される出力での駆動に対して前記1つ以上の固体素子光源の負荷が不十分な場合、前記出力を停止し、前記照明ユニットにより提供される出力での駆動に対し前記負荷が十分な場合、前記出力を作動させるように適合されている、請求項1〜4のいずれか1項に記載の照明ユニット。
- 前記LCL直列−並列共振回路は、その共振周波数の1つにおいて、前記照明ユニットが所与の入力実効電圧で定電流出力を提供するように適合され、
前記LCL直列−並列共振回路は、前記共振周波数又はその分数調波、又は前記共振周波数又はその分数調波の十分近傍において駆動される、
請求項1〜5のいずれか1項に記載の照明ユニット。 - 前記LCL直列−並列共振回路のキャパシタンスは、所要負荷抵抗RLと前記LCL直列−並列共振回路の所要入力抵抗Rinとに整合するリアクタンスXC1を有するように選択されている、請求項1〜6のいずれか1項に記載の照明ユニット。
- 前記キャパシタンスは、前記所要負荷抵抗RLと前記LCL直列−並列共振回路に対する前記所要入力抵抗Rinとの積の平方根に等しいリアクタンスを有するように選択されている、請求項7に記載の照明ユニット。
- 前記LCL直列−並列共振回路は、共振インダクタ中を流れる電流に対して増加した電流を有する出力を提供し、それに対応して、前記出力が前記交流電源の実効電圧に対して減少した実効電圧を有するように構成されている、請求項1〜8のいずれか1項に記載の照明ユニット。
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0818411A GB0818411D0 (en) | 2008-10-08 | 2008-10-08 | Improvements relating to lighting systems |
GB0818411.1 | 2008-10-08 | ||
GB0821297.9 | 2008-11-21 | ||
GB0821297A GB0821297D0 (en) | 2008-11-21 | 2008-11-21 | Improvements relating to lighting systems |
GB0822691.2 | 2008-12-12 | ||
GB0822691A GB0822691D0 (en) | 2008-12-12 | 2008-12-12 | Improvements relating to power adaptors |
GB0909139.8 | 2009-05-28 | ||
GB0909139A GB0909139D0 (en) | 2008-10-08 | 2009-05-28 | Electronic impedance matching circuit incorporating an lcl resonant circuit |
PCT/GB2009/051334 WO2010041067A1 (en) | 2008-10-08 | 2009-10-08 | Improvements relating to power adaptors |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015049061A Division JP2015109804A (ja) | 2008-10-08 | 2015-03-12 | 電源アダプタに関する改良 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012505626A JP2012505626A (ja) | 2012-03-01 |
JP5715059B2 true JP5715059B2 (ja) | 2015-05-07 |
Family
ID=41416042
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011530572A Expired - Fee Related JP5715059B2 (ja) | 2008-10-08 | 2009-10-08 | 電源アダプタに関する改良 |
JP2015049061A Pending JP2015109804A (ja) | 2008-10-08 | 2015-03-12 | 電源アダプタに関する改良 |
JP2017207873A Pending JP2018029473A (ja) | 2008-10-08 | 2017-10-27 | 電源アダプタに関する改良 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015049061A Pending JP2015109804A (ja) | 2008-10-08 | 2015-03-12 | 電源アダプタに関する改良 |
JP2017207873A Pending JP2018029473A (ja) | 2008-10-08 | 2017-10-27 | 電源アダプタに関する改良 |
Country Status (14)
Country | Link |
---|---|
US (2) | US9124193B2 (ja) |
EP (1) | EP2351200A1 (ja) |
JP (3) | JP5715059B2 (ja) |
KR (1) | KR101835847B1 (ja) |
CN (2) | CN105591560B (ja) |
AU (1) | AU2009300882A1 (ja) |
BR (1) | BRPI0920378A2 (ja) |
CA (1) | CA2747294C (ja) |
HK (1) | HK1169753A1 (ja) |
MX (1) | MX2011003837A (ja) |
SG (1) | SG172868A1 (ja) |
TW (2) | TWI505623B (ja) |
WO (1) | WO2010041067A1 (ja) |
ZA (1) | ZA201103304B (ja) |
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Also Published As
Publication number | Publication date |
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CN105591560B (zh) | 2020-01-10 |
TW201027898A (en) | 2010-07-16 |
US9124193B2 (en) | 2015-09-01 |
US9888533B2 (en) | 2018-02-06 |
SG172868A1 (en) | 2011-08-29 |
EP2351200A1 (en) | 2011-08-03 |
US20110254461A1 (en) | 2011-10-20 |
CA2747294A1 (en) | 2010-04-15 |
TW201028039A (en) | 2010-07-16 |
ZA201103304B (en) | 2014-03-26 |
JP2012505626A (ja) | 2012-03-01 |
JP2018029473A (ja) | 2018-02-22 |
JP2015109804A (ja) | 2015-06-11 |
KR101835847B1 (ko) | 2018-04-19 |
KR20110086697A (ko) | 2011-07-29 |
AU2009300882A1 (en) | 2010-04-15 |
MX2011003837A (es) | 2011-09-22 |
CN102439837B (zh) | 2015-12-02 |
CA2747294C (en) | 2020-03-24 |
BRPI0920378A2 (pt) | 2016-08-09 |
WO2010041067A1 (en) | 2010-04-15 |
TWI505623B (zh) | 2015-10-21 |
CN102439837A (zh) | 2012-05-02 |
US20150341996A1 (en) | 2015-11-26 |
TWI586216B (zh) | 2017-06-01 |
HK1169753A1 (zh) | 2013-02-01 |
CN105591560A (zh) | 2016-05-18 |
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