JP6410834B2 - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
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- JP6410834B2 JP6410834B2 JP2016551374A JP2016551374A JP6410834B2 JP 6410834 B2 JP6410834 B2 JP 6410834B2 JP 2016551374 A JP2016551374 A JP 2016551374A JP 2016551374 A JP2016551374 A JP 2016551374A JP 6410834 B2 JP6410834 B2 JP 6410834B2
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- 238000012937 correction Methods 0.000 claims description 57
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Classifications
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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
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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
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
-
- 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
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
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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
- H02M1/0048—Circuits or arrangements for reducing losses
-
- 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
- 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
- H02M1/4283—Arrangements for improving power factor of AC input by adding a controlled rectifier in parallel to a first rectifier feeding a smoothing capacitor
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- 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)
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
Description
図1は本発明の実施の形態に係る電力変換装置100の構成例を示す図である。電源部である交流電源1からの交流電力を直流電力に変換する整流器3と、交流電源1と整流器3との間に接続されたリアクタ2と、交流電源1の電源電圧Vsを検出する電源電圧検出部7と、リアクタ2と整流器3の間に接続され接続位置における電流値を検出する電流検出素子9と、電流検出素子9で検出された電流に比例した電圧を制御部20が取り扱い可能な低圧範囲内の電流検出電圧Visに変換して出力する電流検出部8と、リアクタ2を介して交流電源1を短絡する短絡部30と、交流電源1の半周期中に複数のスイッチングパルスである駆動信号Sa2を生成し、生成した駆動信号Sa2で短絡部30の開閉動作を制御する制御部20とを有する。
パルス伝達部、30 短絡部、31 ダイオードブリッジ、32 短絡素子、100 電力変換装置。
Claims (8)
- 交流電源からの交流電力を直流電力に変換する整流器と、
リアクタを介して前記交流電源を短絡する短絡部と、
前記交流電源の半周期中に、前記短絡部を制御する制御部と、
を備え、
前記制御部には、前記リアクタのインダクタンスの補正量が設定され、
前記補正量は、電源電流の検出値の増加に伴い増加する傾向を示し、
前記制御部は、前記短絡部を制御するための複数のスイッチングパルスのオン時間を前記補正量の分減少させ、前記複数のスイッチングパルスのオフ時間を前記補正量の分変更し、前記オン時間が減少されると共に前記オフ時間が変更された複数のスイッチングパルスを用いて前記短絡部のオンオフ動作を制御する電力変換装置。 - 前記複数のスイッチングパルスの前記オフ時間を前記オン時間の変化とは異なる傾向で変更する請求項1に記載の電力変換装置。
- 前記制御部は、前記インダクタンスと前記電源電流とを関連付けた関数の近似式を用いて、前記電源電流の検出値に対応した前記補正量を演算し、演算した前記補正量の分だけ前記オン時間および前記オフ時間を変更する請求項1に記載の電力変換装置。
- 前記制御部は、前記インダクタンスと電力値とを関連付けた関数の近似式を用いて、前記電源電流の検出値と前記交流電源の電圧検出値とにより算出される電力値に対応した前記補正量を演算し、演算した前記補正量の分だけ前記オン時間および前記オフ時間を変更する請求項1に記載の電力変換装置。
- 前記制御部には、前記オン時間と、前記オフ時間と、前記複数のスイッチングパルスのパルス番号と、前記複数のスイッチングパルスのパルス間番号とを対応付けたマップテーブルが設定され、
前記制御部は、前記補正量の分だけ、前記パルス番号に対応した前記オン時間と前記パルス間番号に対応した前記オフ時間とを変更する請求項1に記載の電力変換装置。 - 前記制御部には、前記オン時間および前記オフ時間を前記複数のスイッチングパルスの番号に基づく関数で表したデータが設定され、
前記制御部は、前記補正量の分だけ、前記番号に対応した前記オン時間および前記オフ時間を変更する請求項1に記載の電力変換装置。 - 前記関数で表した前記データは、前記オン時間および前記オフ時間を2次以上の近似式で表したデータである請求項6に記載の電力変換装置。
- 前記制御部はマイクロコンピュータで構成されている請求項1から請求項7の何れか1項に記載の電力変換装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/076016 WO2016051487A1 (ja) | 2014-09-30 | 2014-09-30 | 電力変換装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016051487A1 JPWO2016051487A1 (ja) | 2017-04-27 |
JP6410834B2 true JP6410834B2 (ja) | 2018-10-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016551374A Active JP6410834B2 (ja) | 2014-09-30 | 2014-09-30 | 電力変換装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9941780B2 (ja) |
JP (1) | JP6410834B2 (ja) |
CN (1) | CN107078654B (ja) |
WO (1) | WO2016051487A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017130357A1 (ja) * | 2016-01-28 | 2017-08-03 | 三菱電機株式会社 | 電力変換装置 |
WO2019097806A1 (ja) * | 2017-11-15 | 2019-05-23 | 三菱電機株式会社 | 整流器、およびレクテナ装置 |
WO2020079828A1 (ja) * | 2018-10-19 | 2020-04-23 | 日立ジョンソンコントロールズ空調株式会社 | 電力変換装置および空気調和機 |
JP7379131B2 (ja) * | 2019-12-16 | 2023-11-14 | 東芝テック株式会社 | 電力変換装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4831508A (en) * | 1987-10-20 | 1989-05-16 | Computer Products Inc. | Power supply system having improved input power factor |
TW364049B (en) * | 1997-09-24 | 1999-07-11 | Toshiba Corp | Power conversion apparatus and air conditioner using the same |
JP2001169553A (ja) * | 1999-12-02 | 2001-06-22 | Mitsubishi Electric Corp | スイッチドモード整流器 |
JP4784207B2 (ja) * | 2004-11-18 | 2011-10-05 | パナソニック株式会社 | 直流電源装置 |
JP5481165B2 (ja) * | 2009-11-06 | 2014-04-23 | 日立アプライアンス株式会社 | 直流電源装置およびこれを用いた空気調和機 |
JP2011155813A (ja) * | 2010-01-28 | 2011-08-11 | Fujitsu General Ltd | Pfcコンバータの制御回路、制御方法、および電源装置 |
CN103229407B (zh) * | 2010-11-24 | 2016-08-03 | 松下电器产业株式会社 | 直流电源装置 |
JP2013106455A (ja) * | 2011-11-15 | 2013-05-30 | Hitachi Appliances Inc | 直流電源装置およびこれを用いた空気調和機 |
US9089083B2 (en) * | 2012-12-03 | 2015-07-21 | Avogy, Inc. | AC-DC converter for wide range output voltage and high switching frequency |
JP5868920B2 (ja) | 2013-09-30 | 2016-02-24 | 三菱電機株式会社 | 電力変換装置 |
JP6147209B2 (ja) | 2014-03-05 | 2017-06-14 | 三菱電機株式会社 | 電力変換装置 |
-
2014
- 2014-09-30 CN CN201480082252.1A patent/CN107078654B/zh active Active
- 2014-09-30 JP JP2016551374A patent/JP6410834B2/ja active Active
- 2014-09-30 US US15/510,277 patent/US9941780B2/en active Active
- 2014-09-30 WO PCT/JP2014/076016 patent/WO2016051487A1/ja active Application Filing
Also Published As
Publication number | Publication date |
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US9941780B2 (en) | 2018-04-10 |
JPWO2016051487A1 (ja) | 2017-04-27 |
WO2016051487A1 (ja) | 2016-04-07 |
US20170302150A1 (en) | 2017-10-19 |
CN107078654A (zh) | 2017-08-18 |
CN107078654B (zh) | 2019-06-21 |
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