JP4999930B2 - 変換器の相モジュールにおける有効電力均衡の生成 - Google Patents
変換器の相モジュールにおける有効電力均衡の生成 Download PDFInfo
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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
- H02M7/19—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 arranged for operation in series, e.g. for voltage multiplication
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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
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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
- 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
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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
- H02M1/0003—Details of control, feedback or regulation circuits
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
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- Inverter Devices (AREA)
- Control Of Electrical Variables (AREA)
- Rectifiers (AREA)
Description
Claims (18)
- 少なくとも1つの相モジュール(2a、2b、2c)を備えた電流変換装置(1)であって、前記少なくとも1つの相モジュール(2a、2b、2c)が、1つの交流電圧端子(31、32、33)と少なくとも1つの直流電圧端子(p、n)とを有し、この際、各直流電圧端子(p、n)と各交流電圧端子(31、32、33)との間に、相モジュール分岐(6p1、6p2、6p3、6n1、6n2、6n3)が形成され、各相モジュール分岐(6p1、6p2、6p3、6n1、6n2、6n3)は、それぞれ1つのエネルギー貯蔵部(8)と少なくとも1つの電力半導体(T1、T2)とを有するサブモジュール(7)の直列回路を用い、前記電流変換装置(1)は、前記エネルギー貯蔵部(8)中に貯蔵されたエネルギーを検知してエネルギー貯蔵部のエネルギー値を得るためのサブモジュールセンサーと、エネルギー貯蔵部のエネルギー値および所定の所望値に応じて前記装置(1)を制御するための駆動ユニット(9)とを有する電流変換装置(1)において、前記駆動ユニット(9)は、エネルギー貯蔵部のエネルギー値(Uc)を合計して分岐エネルギー現在値(UcΣp1、…、UcΣn3)を得るための合計ユニットと、分岐エネルギー現在値(UcΣp1、…、UcΣn3)に応じて回路電流所望値(Dvb、Dhgl、Dhge)を演算するための手段とを有し、ここで、前記駆動ユニット(9)は、前記回路電流所望値(Dvb、Dhgl、Dhge)に応じて分岐エネルギー現在値(UcΣp1、…、UcΣn3)の不均衡を埋め合わせるために設けられている電流変換装置。
- 正と負との直流電圧端子(p、n)を有し、ここで、合計手段が、正の直流電圧端子(p)に接続されている相モジュール分岐の分岐エネルギー現在値を正の分岐合計に合計し、負の直流電圧端子(n)に接続されている相モジュール分岐の分岐エネルギー現在値を負の分岐合計に合計し、かつ、差分手段(11)が、垂直不均衡を埋め合わせるために、前記正の分岐合計と前記負の分岐合計との差分を形成して垂直の回路電流所望値Dvbを得る請求項1記載の装置。
- 垂直不均衡を埋め合わせるために、前記垂直の回路所望電流Dvbに応じて、回路周波数の順相所望電圧Uvb1、Uvb2、Uvb3を発生させるための手段が設けられている請求項2記載の装置。
- 垂直不均衡を埋め合わせるために、前記回路電流所望値Dvbに応じて、不均衡電圧Uasymを発生させるための手段が設けられている請求項2記載の装置。
- 同方向の水平不均衡を検出する手段が設けられ、前記手段が、検出された同方向の水平不均衡に応じて回路電流所望値Dhgl1、Dhgl2、Dhgl3を発生させる請求項1から3の1つに記載の装置。
- 各相モジュール(2a、2b、2c)に割り当てられる、回路電圧所望値uhgl1、uhgl2、uhgl3を発生させる手段が設けられている請求項5記載の装置。
- 逆方向の水平不均衡を検出する手段が設けられ、前記手段が、検出された逆方向の水平不均衡に応じて回路電流所望値Dhge1、Dhge2、Dhge3を発生させる請求項1から6の1つに記載の装置。
- 前記回路電流所望値Dhge1、Dhge2、Dhge3に応じて、回路周波数の逆相電圧uhge1、uhge2、uhge3を発生させる手段が設けられている請求項7記載の装置。
- 垂直および水平の逆方向の不均衡を同時に補償するための手段が設けられている請求項1から8の1つに記載の装置。
- 装置(1)を用いて電流を変換する方法であって、前記装置(1)が、少なくとも1つの相モジュール(2a、2b、2c)を備え、前記少なくとも1つの相モジュール(2a、2b、2c)が、少なくとも1つの直流電圧端子(p、n)と、1つの交流電圧端子(31、32、33)とを有し、この際、各直流電圧端子(p、n)と交流電圧端子(31、32、33)との間に、相モジュール分岐(6p1、6p2、6p3、6n1、6n2、6n3)が形成され、相モジュール分岐(6p1、6p2、6p3、6n1、6n2、6n3)は、それぞれ1つのエネルギー貯蔵部(8)と少なくとも1つの電力半導体(T1、T2)とを有するサブモジュール(7)の直列回路を用い、この際、各エネルギー貯蔵部(8)中に貯蔵されたエネルギーが検知されてエネルギー貯蔵部のエネルギー値(Uc)が得られ、1つの相モジュール分岐の全エネルギー貯蔵部のエネルギー値(Uc)が合計されて分岐エネルギー現在値(UcΣp1、…、UcΣn3)が得られ、前記分岐エネルギー現在値(UcΣp1、…、UcΣn3)に応じて回路電流所望値が決定され、この際、前記回路電流所望値に応じて、不均衡を埋め合わせるために、前記相モジュール(2a、2b、2c)中に回路電流が発生させられる方法。
- 正の直流電圧端子(p)に接続されている全相モジュールの分岐エネルギー現在値(UcΣp1、UcΣp2、UcΣp3)が合計されて正の全合計が得られ、負の直流電圧端子(n)に接続されている全相モジュール分岐の分岐エネルギー現在値(UcΣn1、UcΣn2、UcΣn3)が合計されて負の全合計が得られ、かつ、前記正の全合計と前記負の全合計との差分が形成されて垂直の回路電流所望値Dvbが得られる請求項10記載の方法。
- 前記垂直の回路電流所望値Dvbから、回路周波数の順相所望電圧Uvb1、Uvb2、Uvb3が発生させられる請求項11記載の方法。
- 前記垂直の回路電流所望値Dvbから、比例制御器(10)を用いて不均衡所望電圧Uasymが発生させられる請求項11記載の方法。
- 1つの相モジュール(2a、2c、2c)の全相モジュール分岐の分岐エネルギー現在値(UcΣp1、UcΣn1)は合計され、ある相にそれぞれ割り当てられる相モジュールエネルギー合計値が得られ、全相に関して相モジュールエネルギー合計値の平均値が演算され、各位相に対して、前記平均値と各相モジュールエネルギー合計値との差分が演算され、同方向の水平不均衡電流所望値Dhgl1、Dhgl2、Dhgl3が得られる請求項10から13の1つに記載の方法。
- 前記同方向の水平不均衡電流所望値Dhgl1、Dhgl2、Dhgl3から、制御部を用いて、回路電圧所望値Uhgl1、Uhgl2、Uhgl3が発生させられ、これが所望電圧として前記制御部に入る請求項14記載の方法。
- 1つの相モジュール(2a、2c、2c)の全相モジュール分岐の分岐エネルギー現在値(UcΣp1、UcΣn1)が互いに差し引かれ、1つの相にそれぞれ割り当てられる相モジュールエネルギー差分値が得られ、全相に関して相モジュールエネルギー差分値の平均値が演算され、各相に対して、前記平均値と各相モジュールエネルギー差分値との差分が演算され、逆方向の水平不均衡電流所望値Dhge1、Dhge2、Dhge3が得られる請求項1から9の1つに記載の装置。
- 前記逆方向の水平不均衡電流所望値Dhge1、Dhge2、Dhge3から、回路周波数の逆相電圧uhge1、uhge2、uhge3が発生させられる請求項16記載の装置。
- 負の直流電圧端子(n)に接続されている相モジュール分岐(6n1)の分岐エネルギー現在値UcΣp1が、正の直流電圧端子(p)に接続されている同じ相モジュール(2a)の相モジュール分岐(6p1)の分岐エネルギー現在値UcΣp1から差し引かれ、相分岐モジュール差分が得られ、ここで、相分岐モジュール差分は、回路周波数で振動し1つの相モジュールに割り当てられている周期関数の振幅として機能し、この際、別の相モジュールの周期関数は、それぞれ位相がずらされ、その結果順相所望電圧が形成される請求項10から15の1つに記載の方法。
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PCT/DE2006/002251 WO2008067788A1 (de) | 2006-12-08 | 2006-12-08 | Herstellung eines wirkleistungsgleichgewichts der phasenmodule eines umrichters |
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US (1) | US8144489B2 (ja) |
EP (1) | EP2100366B1 (ja) |
JP (1) | JP4999930B2 (ja) |
CN (1) | CN101548459B (ja) |
CA (1) | CA2671821C (ja) |
DE (1) | DE112006004198A5 (ja) |
DK (1) | DK2100366T3 (ja) |
ES (1) | ES2643896T3 (ja) |
PL (1) | PL2100366T3 (ja) |
WO (1) | WO2008067788A1 (ja) |
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CN111917320B (zh) * | 2020-07-03 | 2021-12-21 | 浙江大学 | 一种开关串联的桥式电路及谐振电路和逆变电路 |
EP4027506A1 (de) | 2021-01-08 | 2022-07-13 | Siemens Energy Global GmbH & Co. KG | Stromrichter und verfahren zum betreiben des stromrichters |
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DE3142142A1 (de) * | 1981-10-23 | 1983-05-11 | Siemens AG, 1000 Berlin und 8000 München | Kommutierungseinrichtung fuer einen aus einer gleichspannungsquelle gespeisten elektromotor |
US5345375A (en) * | 1991-12-16 | 1994-09-06 | Regents Of The University Of Minnesota | System and method for reducing harmonic currents by current injection |
ATE202436T1 (de) * | 1997-01-31 | 2001-07-15 | Siemens Ag | Regelungsanordnung zur ein-/rückspeisung von energie aus einem drehstromnetz in einem umrichter mit spannungszwischenkreis |
US6058031A (en) * | 1997-10-23 | 2000-05-02 | General Electric Company | Five level high power motor drive converter and control system |
SE521885C2 (sv) * | 2001-04-11 | 2003-12-16 | Abb Ab | Strömriktare |
FI112006B (fi) * | 2001-11-14 | 2003-10-15 | Kone Corp | Sähkömoottorikäyttö |
FI113108B (fi) * | 2002-03-07 | 2004-02-27 | Abb Oy | Menetelmä ja laitteisto puhallinmoottorin ohjaamiseksi |
DE10323503A1 (de) | 2003-05-23 | 2004-12-30 | Siemens Ag | Stromrichter |
US7050311B2 (en) * | 2003-11-25 | 2006-05-23 | Electric Power Research Institute, Inc. | Multilevel converter based intelligent universal transformer |
FI116646B (fi) * | 2004-06-17 | 2006-01-13 | Vacon Oyj | Taajuusmuuttajan verkkosillan ohjaus |
CN1270438C (zh) * | 2004-08-20 | 2006-08-16 | 清华大学 | 3kv~10kv中高压多电平三相交流电动机变频驱动装置 |
JP4537461B2 (ja) * | 2005-01-25 | 2010-09-01 | アーベーベー・シュバイツ・アーゲー | Lclフィルタを備えるコンバータ回路の動作の方法及び装置 |
CN101548458B (zh) * | 2006-12-08 | 2012-08-29 | 西门子公司 | 具有分布式储能器的模块化变流器的控制 |
US7800925B2 (en) * | 2008-03-05 | 2010-09-21 | Honeywell International Inc. | Mitigation of unbalanced input DC for inverter applications |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021111502A1 (ja) | 2019-12-02 | 2021-06-10 | 三菱電機株式会社 | 電力変換装置 |
WO2022059211A1 (ja) | 2020-09-18 | 2022-03-24 | 日立三菱水力株式会社 | モジュラー・マルチレベル電力変換器および可変速発電電動装置 |
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CA2671821C (en) | 2015-10-27 |
JP2010512136A (ja) | 2010-04-15 |
CN101548459B (zh) | 2012-07-04 |
ES2643896T3 (es) | 2017-11-27 |
CN101548459A (zh) | 2009-09-30 |
WO2008067788A1 (de) | 2008-06-12 |
PL2100366T3 (pl) | 2017-12-29 |
DK2100366T3 (en) | 2017-10-16 |
US20100020577A1 (en) | 2010-01-28 |
CA2671821A1 (en) | 2008-06-12 |
US8144489B2 (en) | 2012-03-27 |
WO2008067788A8 (de) | 2009-06-11 |
EP2100366A1 (de) | 2009-09-16 |
DE112006004198A5 (de) | 2009-11-12 |
EP2100366B1 (de) | 2017-07-19 |
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