JP5824111B2 - マルチレベルインバータ - Google Patents
マルチレベルインバータ Download PDFInfo
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- JP5824111B2 JP5824111B2 JP2014116803A JP2014116803A JP5824111B2 JP 5824111 B2 JP5824111 B2 JP 5824111B2 JP 2014116803 A JP2014116803 A JP 2014116803A JP 2014116803 A JP2014116803 A JP 2014116803A JP 5824111 B2 JP5824111 B2 JP 5824111B2
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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
- H02M5/40—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 with intermediate conversion into dc
- H02M5/42—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 with intermediate conversion into dc by static converters
- H02M5/44—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 with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
- H02M5/453—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 with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
- H02M5/458—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 with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
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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
- H02M7/42—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
-
- 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
- H02M7/49—Combination of the output voltage waveforms of a plurality of converters
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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
- H02M7/42—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
- H02M7/493—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 the static converters being arranged for operation in parallel
-
- 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
- H02M7/5387—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 bridge 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
- H02M1/12—Arrangements for reducing harmonics from ac input or output
-
- 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
- H02M5/10—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 transformers
- H02M5/14—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 transformers for conversion between circuits of different phase number
-
- 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
- H02M7/10—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 arranged for operation in series, e.g. for multiplication of 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
- 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
- H02M7/487—Neutral point clamped inverters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Dc-Dc Converters (AREA)
Description
図3を参照すると、電力変換回路は、入力3相電源302、3相電動機303、位相置換変圧器304、及び単位電力セル305a〜305cを含む。
102 入力3相電源
103 3相電動機
104,1304、1404 位相置換変換器
105a〜105f、305a〜305c 単位電力セル
201,401 ダイオード整流器
202,402 キャパシタ
203、403,1103,1203 インバータ部
203a〜203d、1103a〜1103f スイッチ部
1101,1201 整流部
1102,1202 平滑部
1301,1401 マルチレベルインバータ
1302,1402 3相電圧供給部
1303,1403 3相電動機
Claims (12)
- 3相の第1位相電圧を入力して整流した第1整流電圧と、3相の第2相電圧を入力して整流した第2整流電圧とを提供する整流部と、
前記整流部で整流した第1整流電圧と第2整流電圧とを入力し、互いに異なる第1乃至第3ノードにそれぞれ異なるレベルの電圧を提供するための平滑部と、
前記平滑部で提供される3つのレベルの電圧を伝達するための、複数のスイッチ部を有するインバータ部と、を備えており、
前記インバータ部は、
前記第1ノードと第1出力端との間に設けられる第1スイッチ部と、前記第2ノードと前記第1出力端との間に設けられる第2スイッチ部と、前記第3ノードと前記第1出力端との間に備えられる第3スイッチ部と、
前記第1ノードと第2出力端との間に設けられる第4スイッチ部と、前記第2ノードと前記第2出力端との間に設けられる第5スイッチ部と、前記第3ノードと前記第2出力端との間に設けられる第6スイッチ部と、
を備えており、
前記第1スイッチ部と前記第2スイッチ部と前記第3スイッチ部とを含む第1レグと、前記第4スイッチ部と前記第5スイッチ部と前記第6スイッチ部とを含む第2レグとの間の電位差で出力電圧を合成することを特徴とするマルチレベルインバータ。 - 前記第1乃至第6スイッチ部は、電力用半導体とダイオードとを備える、請求項1に記載のマルチレベルインバータ。
- 前記第2スイッチ部は、
前記第2ノードから前記第1出力端に電流の方向性を有する第1ダイオードと、
前記第1ダイオードと逆方向性の電流を有し、前記第1ダイオードの一側と他側とを接続する第1電力用半導体と、
前記第1ダイオードと逆方向性の電流を有し、前記第1ダイオードと直列接続された第2ダイオードと、
前記第1電力用半導体と逆方向性の電流を有し、前記第2ダイオードの一側と他側とを接続する第2電力用半導体と、を備える、請求項1または2に記載のマルチレベルインバータ。 - 前記第1スイッチ部は、
前記第1出力端から前記第1ノードに電流の方向性を有する第1ダイオードと、
前記第1ダイオードと逆方向性の電流を有し、前記第1ダイオードの一側と他側とを接続する第1電力用半導体と、を備える、請求項1乃至3のいずれか一項に記載のマルチレベルインバータ。 - 前記第3スイッチ部は、
前記第3ノードから前記第1出力端に電流の方向性を有する第2ダイオードと、
前記第2ダイオードと逆方向性の電流を有し、前記第2ダイオードの一側と他側とを接続する第2電力用半導体と、を備える、請求項4に記載のマルチレベルインバータ。 - 前記第5スイッチ部は、
前記第2ノードから前記第2出力端に電流の方向性を有する第1ダイオードと、
前記第1ダイオードと逆方向性の電流を有し、前記第1ダイオードの一側と他側とを接続する第1電力用半導体と、
前記第1ダイオードと逆方向性の電流を有し、前記第1ダイオードと直列接続された第2ダイオードと、
前記第1電力用半導体と逆方向性の電流を有し、前記第2ダイオードの一側と他側とを接続する第2電力用半導体と、を備える、請求項1乃至5のいずれか一項に記載のマルチレベルインバータ。 - 前記第4スイッチ部は、
前記第2出力端から前記第1ノードに電流の方向性を有する第1ダイオードと、
前記第1ダイオードと逆方向性の電流を有し、前記第1ダイオードの一側と他側とを接続する第1電力用半導体と、を備える、請求項1乃至6のいずれか一項に記載のマルチレベルインバータ。 - 前記第6スイッチ部は、
前記第3ノードから前記第2出力端に電流の方向性を有する第2ダイオードと、
前記第2ダイオードと逆方向性の電流を有し、前記第2ダイオードの一側と他側とを接続する第2電力用半導体と、を備える、請求項7に記載のマルチレベルインバータ。 - 前記平滑部は、
直列接続された第1及び第2キャパシタを備え、
前記第1キャパシタは、前記第1整流電圧を一側と他側を介して印加され、前記第2キャパシタは、前記第2整流電圧を一側と他側を介して印加され、前記第1及び第2キャパシタの一側と、共通ノード及び他側のノードが、それぞれ、前記第1乃至第3ノードである、請求項1乃至8のいずれか一項に記載のマルチレベルインバータ。 - 前記整流部は、
前記第1キャパシタの一側と他側とを接続し、共通ノードで前記第1位相電圧の第1相電圧を受ける第1及び第2ダイオードと、
前記第1キャパシタの一側と他側とを接続し、共通ノードで前記第1位相電圧の第2相電圧を受ける第3及び第4ダイオードと、
前記第1キャパシタの一側と他側とを接続し、共通ノードで前記第1位相電圧の第3相電圧を受ける第5及び第6ダイオードと、
前記第2キャパシタの一側と他側とを接続し、共通ノードで前記第2位相電圧の第1相電圧を受ける第7及び第8のダイオードと、
前記第2キャパシタの一側と他側とを接続し、共通ノードで前記第2位相電圧の第2相電圧を受ける第9及び第10ダイオードと、
前記第2キャパシタの一側と他側とを接続し、共通ノードで前記第2位相電圧の第3相電圧を受ける第11及び第12のダイオードと、を備える、請求項9に記載のマルチレベルインバータ。 - 前記平滑部は、
直列接続された第1乃至第4キャパシタを備え、前記第1及び第2キャパシタの一側と他側がそれぞれ前記第1及び第2ノードであり、前記第4キャパシタの他側が前記第3ノードであり、前記第1キャパシタ及び第2キャパシタの一側と他側を介して前記第1整流電圧を提供し、前記第3キャパシタ及び第4キャパシタの一側と他側を介して前記第2整流電圧を提供する、請求項1乃至10のいずれか一項に記載のマルチレベルインバータ。 - 前記整流部、前記平滑部、及び前記インバータ部を備えた単位電力セルを複数備え、3相の位相電圧を入力され、前記単位電力セルに、予定された位相を有する電源信号を提供する位相置換変圧器を備える、請求項1乃至11のいずれか一項に記載のマルチレベルインバータ。
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KR1020130064391A KR101791288B1 (ko) | 2013-06-05 | 2013-06-05 | 멀티 레벨 인버터 |
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US (1) | US9419541B2 (ja) |
EP (1) | EP2811629A3 (ja) |
JP (1) | JP5824111B2 (ja) |
KR (1) | KR101791288B1 (ja) |
CN (1) | CN104242713A (ja) |
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JP2014128154A (ja) | 2012-12-27 | 2014-07-07 | Fuji Electric Co Ltd | 直列多重電力変換装置 |
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2013
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CN104242713A (zh) | 2014-12-24 |
US20140362620A1 (en) | 2014-12-11 |
JP2014239641A (ja) | 2014-12-18 |
KR101791288B1 (ko) | 2017-10-27 |
US9419541B2 (en) | 2016-08-16 |
EP2811629A2 (en) | 2014-12-10 |
KR20140142825A (ko) | 2014-12-15 |
EP2811629A3 (en) | 2015-04-01 |
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