JP5984916B2 - 電力変換器 - Google Patents
電力変換器 Download PDFInfo
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- JP5984916B2 JP5984916B2 JP2014510998A JP2014510998A JP5984916B2 JP 5984916 B2 JP5984916 B2 JP 5984916B2 JP 2014510998 A JP2014510998 A JP 2014510998A JP 2014510998 A JP2014510998 A JP 2014510998A JP 5984916 B2 JP5984916 B2 JP 5984916B2
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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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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
- H02M5/297—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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 for conversion of frequency
-
- 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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/4833—Capacitor voltage balancing
-
- 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
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/4835—Converters with outputs that each can have more than two voltages levels comprising two or more cells, each including a switchable capacitor, the capacitors having a nominal charge voltage which corresponds to a given fraction of the input voltage, and the capacitors being selectively connected in series to determine the instantaneous output voltage
-
- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M5/275—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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
- H02M5/293—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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
- H02M5/2932—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc 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 with automatic control of output voltage, current or power
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Rectifiers (AREA)
- Ac-Ac Conversion (AREA)
Description
10 制御装置
11 循環電流制御部
12 交流入出力電流制御部
13 有効電力制御部
14 個別バランス制御部
21 直流コンデンサ電圧バランス制御部
22 直流コンデンサ電圧変動抑制制御部
Claims (5)
- 三相交流入力側に一相あたり3個設けられる交流入力端子と、前記交流入力端子それぞれに接続されるリアクトルと、三相交流出力側に一相あたり1個設けられる交流出力端子と、入力側に直流コンデンサを固有に有する単相フルブリッジ変換器が、出力側でカスケード接続されることで構成されるクラスタと、を備え、異なる相に設けられた前記交流入力端子に前記リアクトルを介して接続された前記クラスタが、同一の前記交流出力端子に接続されるように設けられた三相の電力変換器であって、
前記電力変換器内を循環する循環電流を所定の循環電流指令値に追従させる制御をする循環電流制御部と、
三相交流入力側の電流を交流入力電流指令値に追従させ、三相交流出力側の電流を交流出力電流指令値に追従させる制御をする交流入出力電流制御部と、
前記電力変換器内の全ての直流コンデンサの電圧を平均して得られた全直流コンデンサ電圧平均値が、所定の直流コンデンサ電圧指令値に追従するよう、三相交流入力側から前記電力変換器へ流入する有効電力を制御する有効電力制御部と、
を備えることを特徴とする電力変換器。 - 前記クラスタごとの前記直流コンデンサの電圧値を平均して得られたクラスタ内直流コンデンサ電圧平均値が、前記全直流コンデンサ電圧平均値にそれぞれ追従するよう、前記電力変換器内を循環する循環電流を制御する直流コンデンサ電圧バランス制御部を備える請求項1に記載の電力変換器。
- 前記直流コンデンサ電圧バランス制御部は、
同一の相に接続されている3個の前記クラスタからなるスター変換器について、前記循環電流の正相成分を制御することで前記スター変換器間で互いに電力を授受することにより、前記スター変換器間において生じる前記クラスタ内直流コンデンサ電圧平均値の偏差を抑制するスター変換器間バランス制御部と、
前記循環電流の逆相成分を制御することで前記スター変換器内の前記クラスタ間で互いに電力を授受することにより、前記クラスタ間において生じる前記クラスタ内直流コンデンサ電圧平均値の偏差を抑制するスター変換器内バランス制御部と、
を有する請求項2に記載の電力変換器。 - 三相交流入力側から前記スター変換器に流入する瞬時有効電力を、前記スター変換器から三相交流出力側へ流出する瞬時有効電力に併せて時間変化させて三相交流出力側の電流の周波数の2倍の周波数成分が打ち消すように前記循環電流を制御する直流コンデンサ電圧変動抑制制御部をさらに備える請求項1〜3のいずれか一項に記載の電力変換器。
- 各前記ブリッジセルの直流コンデンサの電圧を、当該ブリッジセルの直流コンデンサが属しているクラスタについての前記クラスタ内直流コンデンサ電圧平均値にそれぞれ追従させる制御をする個別バランス制御部をさらに備える請求項1〜4のいずれか一項に記載の電力変換器。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/JP2012/071005 WO2014030202A1 (ja) | 2012-08-20 | 2012-08-20 | 電力変換器 |
Publications (2)
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JPWO2014030202A1 JPWO2014030202A1 (ja) | 2016-07-28 |
JP5984916B2 true JP5984916B2 (ja) | 2016-09-06 |
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EP (1) | EP2887524B1 (ja) |
JP (1) | JP5984916B2 (ja) |
WO (1) | WO2014030202A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9941813B2 (en) | 2013-03-14 | 2018-04-10 | Solaredge Technologies Ltd. | High frequency multi-level inverter |
US10103645B2 (en) | 2014-03-19 | 2018-10-16 | Tokyo Institute Of Technology | Power converter |
US9318974B2 (en) | 2014-03-26 | 2016-04-19 | Solaredge Technologies Ltd. | Multi-level inverter with flying capacitor topology |
CN103916022A (zh) * | 2014-04-13 | 2014-07-09 | 周细文 | 一种三相变单相的电子变压器拓朴结构 |
JP6180641B2 (ja) * | 2014-08-01 | 2017-08-16 | 三菱電機株式会社 | 電力変換装置 |
US10205402B2 (en) * | 2015-09-17 | 2019-02-12 | Mitsubishi Electric Corporation | Power conversion device for converting power between a DC circuit and an AC circuit by performing a non-linear operation |
JP6975005B2 (ja) * | 2017-10-04 | 2021-12-01 | 株式会社日立製作所 | 電力変換装置、その制御装置および制御方法、並びに発電システム |
JP7140660B2 (ja) * | 2018-12-04 | 2022-09-21 | 川崎重工業株式会社 | 電力変換装置 |
CN114123805B (zh) * | 2021-11-23 | 2024-04-02 | 西安交通大学 | 一种模块化多电平矩阵式换流器的电容动态均压控制方法 |
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JP3911175B2 (ja) | 2002-03-13 | 2007-05-09 | 三菱電機株式会社 | 電圧変動補償装置 |
DE112006004198A5 (de) | 2006-12-08 | 2009-11-12 | Siemens Aktiengesellschaft | Herstellung eines Wirkleistungsgleichgewichts der Phasenmodule eines Umrichters |
JP4957303B2 (ja) * | 2007-03-14 | 2012-06-20 | 株式会社明電舎 | 交流−交流直接変換装置の空間ベクトル変調方法 |
JP5097453B2 (ja) | 2007-06-06 | 2012-12-12 | 三菱電機株式会社 | 電力変換装置 |
US7986535B2 (en) | 2007-07-17 | 2011-07-26 | Raytheon Company | Methods and apparatus for a cascade converter using series resonant cells with zero voltage switching |
WO2009139077A1 (ja) * | 2008-05-15 | 2009-11-19 | 国立大学法人 東京工業大学 | 交流電圧制御装置 |
WO2009144987A1 (ja) * | 2008-05-30 | 2009-12-03 | 株式会社安川電機 | マトリクスコンバータの制御装置及びその出力電圧発生方法 |
US8576593B2 (en) | 2009-01-13 | 2013-11-05 | Mitsubishi Electric Corporation | AC-DC power converting apparatus having sub-converters connected in series between main converter and AC power supply |
WO2010145708A1 (en) * | 2009-06-18 | 2010-12-23 | Abb Technology Ag | An arrangement for exchanging power |
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JP5435464B2 (ja) * | 2009-09-30 | 2014-03-05 | 国立大学法人東京工業大学 | モータ始動方法 |
CA2782210C (en) | 2009-12-01 | 2018-07-03 | Abb Schweiz Ag | Method for operating a converter circuit, and apparatus for carrying out the method |
DK2514087T3 (en) | 2009-12-17 | 2015-10-19 | Abb Schweiz Ag | Method for operating a direct converter circuit and device for carrying out the method |
PL2360819T3 (pl) | 2010-02-11 | 2012-11-30 | Abb Schweiz Ag | Aktywne tłumienie harmonicznych prądu w wielostopniowej przetwornicy |
JP5455055B2 (ja) * | 2010-02-26 | 2014-03-26 | 国立大学法人東京工業大学 | 電力変換器 |
JP5537235B2 (ja) * | 2010-04-13 | 2014-07-02 | 株式会社日立製作所 | 電力変換装置 |
JP5721096B2 (ja) | 2010-08-23 | 2015-05-20 | 国立大学法人東京工業大学 | 電力変換器 |
US9379632B2 (en) * | 2011-01-18 | 2016-06-28 | Tokyo Institute Of Technology | Power converter and method for controlling same |
CN102158112B (zh) | 2011-03-03 | 2013-01-02 | 山东大学 | 一种模块化多电平变换器的综合控制系统及其方法 |
US9496805B2 (en) | 2011-11-25 | 2016-11-15 | Tokyo Institute Of Technology | Single-phase power converter, three-phase two-phase power converter, and three-phase power converter |
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2012
- 2012-08-20 JP JP2014510998A patent/JP5984916B2/ja active Active
- 2012-08-20 EP EP12883406.6A patent/EP2887524B1/en active Active
- 2012-08-20 WO PCT/JP2012/071005 patent/WO2014030202A1/ja active Application Filing
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Publication number | Publication date |
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WO2014030202A1 (ja) | 2014-02-27 |
JPWO2014030202A1 (ja) | 2016-07-28 |
EP2887524A1 (en) | 2015-06-24 |
EP2887524B1 (en) | 2021-08-11 |
EP2887524A4 (en) | 2016-07-13 |
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