JP5468093B2 - 自動モードスイッチングを備えた電力変換器 - Google Patents
自動モードスイッチングを備えた電力変換器 Download PDFInfo
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- 238000004146 energy storage Methods 0.000 claims description 85
- 239000003990 capacitor Substances 0.000 claims description 43
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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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/145—Conversion of ac power input into dc 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 thyratron or thyristor type requiring extinguishing means
- H02M7/155—Conversion of ac power input into dc 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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only
-
- 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
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
-
- 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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
-
- 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
- H02M1/0083—Converters characterised by their input or output configuration
-
- 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
- H02M1/4258—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a regulated and galvanically isolated DC output voltage
-
- 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)
- Dc-Dc Converters (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Rectifiers (AREA)
Description
Claims (10)
- 電子デバイス(10)に接続可能で、交流(AC)/直流(DC)電力変換により前記電子デバイス(10)に電力を供給する電力変換器(12)であって、
AC電圧からDC電圧を生成するスイッチドモード電力変換器回路であって、前記DC電圧が生成されているアクティブ動作モードと前記DC電圧が生成されない待機モードとで動作可能なスイッチドモード電力変換器回路と、
前記電子デバイス(10)が接続された出力線(73)であって、前記スイッチドモード電力変換器回路により生成された前記DC電圧に等しい出力線電圧を受けて前記電子デバイス(10)に電力を供給する出力線(73)と、
前記スイッチドモード電力変換器回路と前記出力線(73)との間に結合され、この電力変換器回路と前記出力線との間の結合を開閉するように構成されたスイッチ回路(SW2)と、
前記スイッチドモード電力変換器が待機モードにあるときに、エネルギー蓄積素子電圧を出力するエネルギー蓄積素子(50)と、
前記エネルギー蓄積素子電圧を受け、前記出力線(73)に接続された電圧調節器出力を有する電圧調節器(52)と、
前記エネルギー蓄積素子電圧及び前記出力線電圧を監視して、前記スイッチ回路(SW2)を閉じるか開くかのいずれか一方に置き、且つ、前記スイッチドモード電力変換器回路を前記アクティブ動作モードまたは待機モードに置く、制御を実行するモニタ(54)と、
を備えることを特徴とするAC・DC電力変換器。 - 前記モニタ(54)は、
前記電力変換器回路が前記アクティブ動作モードにあるときに、短時間だけ、前記出力線(73)を前記スイッチドモード電力変換器回路から絶縁して、前記スイッチ回路(SW2)を開状態にし、
前記出力線(73)が前記スイッチドモード電力変換器回路から絶縁されている間に、前記電子デバイス(10)が前記電力変換器回路から取り外されたことを示すところの、前記出力線電圧の上昇を監視し、
前記出力線(73)が前記スイッチドモード電力変換器回路から絶縁されている間に、前記電子デバイス(10)が前記電力変換器回路に装着されていることを示すところの、前記出力線電圧の低下を監視する、
ことを特徴とする請求項1記載のAC・DC電力変換器。 - 前記電圧調節器(52)は、前記電圧調節器出力において電圧調節器出力電圧を出力する昇圧変換器(52A)を備え、前記電圧調節器出力電圧は、前記電子デバイス(10)が前記出力線(73)から取り外され、前記出力線(73)に負荷をかけていない場合に、前記スイッチドモード電力変換器回路により生成された前記DC電圧より高い電圧レベルを有する、
ことを特徴とする請求項2記載のAC・DC電力変換器。 - 前記電圧調節器(52)は電流制限回路を更に備え、
この電流制限回路は、前記電子デバイス(10)が前記電力変換器の前記出力線に装着され、且つ、前記スイッチ回路(SW2)が開成されたことにより前記スイッチドモード電力変換器回路が前記出力線(73)から絶縁されているときに、前記出力線電圧の低下を確実に起こさせるように構成された、
ことを特徴とする請求項3記載のAC・DC電力変換器。 - 前記モニタ(54)は、
前記電力変換器回路が前記アクティブ動作モードにあるときに前記スイッチ回路(SW2)を短時間だけ開状態にすることにより、前記出力線(73)を前記スイッチドモード電力変換器回路から絶縁し、
前記電子デバイス(10)が前記電力変換器から取り外されていることを検出するために、前記出力線(73)が前記スイッチドモード電力変換器回路から絶縁されている間に前記出力線(73)電圧が所定の閾値を下回らないかを監視し、
前記出力線(73)が前記スイッチドモード電力変換器回路から絶縁されている間に、前記電子デバイス(10)が前記電力変換器に装着されたことを示すところの、前記出力線上電圧が前記所定の閾値を上回って低下するかを監視する、ように構成された、
ことを特徴とする請求項1記載のAC・DC電力変換器。 - 電子デバイス(10)に電力を供給することが必要なときに、この電子デバイス(10)が接続される出力線(73)を有するAC・DC電力変換器を動作させる動作方法であって、ここで、前記AC・DC電力変換器は、DC出力電圧が生成されるアクティブ動作モード及びDC出力電圧が生成されない待機モードとで動作可能なスイッチドモード電力変換器回路と、前記出力線と所定のエネルギー蓄積素子との間に間挿されたスイッチ(SW2)とを有する、このAC・DC電力変換器の動作方法であって、
前記スイッチ(SW2)を開にすることにより、前記スイッチドモード電力変換器回路を前記出力線(73)から短時間だけ絶縁するステップと、
前記出力線(73)上で電圧レベルを監視して、前記電子デバイスが前記スイッチドモード電力変換器回路から電力を引き出しているか否かを決定するステップと、
前記監視された電圧レベルの変化に応答して、前記スイッチドモード電力変換器回路を前記アクティブ動作モードまたは前記待機モードで動作させるかを制御するステップとを備える、
ことを特徴とするスイッチドモード電力変換器回路の動作方法。 - 前記電圧レベルを監視するステップは、
前記電子デバイス(10)が前記出力線(73)から取り外されていることを検出するために、前記スイッチドモード電力変換器回路を前記出力線(73)から短時間だけ絶縁しているときに、前記出力線(73)の前記監視された電圧レベルが上昇したかを判断するステップを含み、
本方法は、
前記電子デバイス(10)が前記出力線(73)から取り外されているとの判断を受けて、前記スイッチドモード電力変換器回路を前記待機モードに置くステップを更に含む、
ことを特徴とする請求項6記載の方法。 - 前記電圧レベルを監視するステップは、
前記電子デバイス(10)が前記出力線(73)に装着されたことを検出するために、前記スイッチドモード電力変換器回路を前記出力線(73)から短時間だけ絶縁するときに、前記出力線(73)の前記監視された電圧レベルが低下したかを判断するステップを含み、
本方法は、
前記電子デバイス(10)が前記出力線(73)に装着されたと判断すると、前記スイッチドモード電力変換器回路を前記アクティブ動作モードに置くステップを更に含む、
ことを特徴とする請求項7記載の方法。 - 前記電圧レベルを監視するステップは、モニタ(54)を使用して前記電圧レベルを監視するステップを含み、また、前記エネルギー蓄積素子がコンデンサを有するものであり
本方法は、
前記スイッチドモード電力変換器回路が前記待機モードにあるときに、前記コンデンサにより前記モニタ(54)に電力を供給するステップを更に含む、
ことを特徴とする請求項8記載の方法。 - 前記電子デバイス(10)が前記出力線(73)から取り外されているときに、前記DC出力電圧を短時間だけ生成して前記コンデンサを再充電するために、前記スイッチドモード電力変換器を短時間だけ前記アクティブ動作モードに置くステップを更に含む、
ことを特徴とする請求項9記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US12/370,488 | 2009-02-12 | ||
US12/370,488 US8164932B2 (en) | 2009-02-12 | 2009-02-12 | Power converter with automatic mode switching |
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JP2011550116A Division JP4944280B1 (ja) | 2009-02-12 | 2009-12-18 | 自動モードスイッチングを備えた電力変換器 |
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JP5468093B2 true JP5468093B2 (ja) | 2014-04-09 |
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JP2011550116A Active JP4944280B1 (ja) | 2009-02-12 | 2009-12-18 | 自動モードスイッチングを備えた電力変換器 |
JP2012020279A Active JP5468093B2 (ja) | 2009-02-12 | 2012-02-01 | 自動モードスイッチングを備えた電力変換器 |
JP2012020280A Active JP5410556B2 (ja) | 2009-02-12 | 2012-02-01 | 電源を供給する回路構成および電子装置 |
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US (2) | US8164932B2 (ja) |
EP (2) | EP2396880B1 (ja) |
JP (3) | JP4944280B1 (ja) |
KR (2) | KR101312869B1 (ja) |
CN (1) | CN102318175B (ja) |
MY (1) | MY155987A (ja) |
SG (1) | SG173554A1 (ja) |
WO (1) | WO2010093402A2 (ja) |
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CN102318175B (zh) | 2014-05-07 |
EP2396880B1 (en) | 2015-10-21 |
WO2010093402A2 (en) | 2010-08-19 |
JP5410556B2 (ja) | 2014-02-05 |
EP3018814A1 (en) | 2016-05-11 |
US20100202161A1 (en) | 2010-08-12 |
KR20110110845A (ko) | 2011-10-07 |
KR20130052038A (ko) | 2013-05-21 |
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