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ZA958961B - Multilevel converter - Google Patents

Multilevel converter

Info

Publication number
ZA958961B
ZA958961B ZA958961A ZA958961A ZA958961B ZA 958961 B ZA958961 B ZA 958961B ZA 958961 A ZA958961 A ZA 958961A ZA 958961 A ZA958961 A ZA 958961A ZA 958961 B ZA958961 B ZA 958961B
Authority
ZA
South Africa
Prior art keywords
multilevel converter
multilevel
converter
Prior art date
Application number
ZA958961A
Inventor
John Desmond Ainsworth
David Reginald Trainer
Philip John Fitz
Original Assignee
Gec Alsthom Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gec Alsthom Ltd filed Critical Gec Alsthom Ltd
Publication of ZA958961B publication Critical patent/ZA958961B/en

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H02J3/1807—Arrangements for adjusting, eliminating or compensating reactive power in networks using series compensators
    • H02J3/1814—Arrangements for adjusting, eliminating or compensating reactive power in networks using series compensators wherein al least one reactive element is actively controlled by a bridge converter, e.g. unified power flow controllers [UPFC]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H02J3/1821—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators
    • H02J3/1835—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control
    • H02J3/1842—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control wherein at least one reactive element is actively controlled by a bridge converter, e.g. active filters
    • H02J3/1857—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control wherein at least one reactive element is actively controlled by a bridge converter, e.g. active filters wherein such bridge converter is a multilevel 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
    • 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
    • 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
    • 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
    • Y02E40/10—Flexible AC transmission systems [FACTS]
    • 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
    • Y02E40/20—Active power filtering [APF]

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
ZA958961A 1994-11-04 1995-10-23 Multilevel converter ZA958961B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9422263A GB2294821A (en) 1994-11-04 1994-11-04 Multilevel converter

Publications (1)

Publication Number Publication Date
ZA958961B true ZA958961B (en) 1996-05-23

Family

ID=10763889

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA958961A ZA958961B (en) 1994-11-04 1995-10-23 Multilevel converter

Country Status (4)

Country Link
AU (1) AU3704795A (en)
GB (1) GB2294821A (en)
WO (1) WO1996014686A1 (en)
ZA (1) ZA958961B (en)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2312301B (en) * 1996-04-19 2000-05-10 Gec Alsthom Ltd Control arrangement for a multilevel convertor
DE19615855A1 (en) * 1996-04-20 1997-10-23 Asea Brown Boveri Power electronic circuit arrangement
DE19651825A1 (en) * 1996-12-13 1998-06-18 Abb Patent Gmbh Pulse width modulation method for 2-point converters connected in series
DE19720787A1 (en) * 1997-05-17 1998-11-19 Asea Brown Boveri Method for operating a power electronic circuit arrangement
GB2327818B (en) * 1997-07-29 2001-10-17 Gec Alsthom Ltd Switching control arrangement
JP3784541B2 (en) * 1997-07-31 2006-06-14 三菱電機株式会社 Method of supplying reactive power to AC grid system and inverter used in this method
US6075350A (en) * 1998-04-24 2000-06-13 Lockheed Martin Energy Research Corporation Power line conditioner using cascade multilevel inverters for voltage regulation, reactive power correction, and harmonic filtering
EP0982827A1 (en) * 1998-08-26 2000-03-01 Mitsubishi Electric Corporation Compensation device and power transmission system using a compensation device
ES2189702B1 (en) * 1999-07-09 2004-11-16 Green Global, S.A. SYSTEM FOR GENERATING ALTERNATE CURRENT FROM CONTINUOUS CURRENT WITH HIGH PERFORMANCE.
FR2814006B1 (en) 2000-09-12 2002-11-08 Centre Nat Rech Scient CUT-OUT ELECTRICAL ENERGY CONVERSION DEVICE
AUPS143902A0 (en) * 2002-03-28 2002-05-09 Curtin University Of Technology Power conversion system and method of converting power
DE10217889A1 (en) * 2002-04-22 2003-11-13 Siemens Ag Power supply with a direct converter
DE10323009A1 (en) * 2003-05-21 2004-12-16 Siemens Ag Control method for a power converter
US6954366B2 (en) 2003-11-25 2005-10-11 Electric Power Research Institute Multifunction hybrid intelligent universal transformer
US7050311B2 (en) 2003-11-25 2006-05-23 Electric Power Research Institute, Inc. Multilevel converter based intelligent universal transformer
EP2254233B1 (en) * 2009-04-02 2011-08-10 ABB Schweiz AG Method for operating an inverter controller and device for carrying out the method
EP2417682A1 (en) * 2009-04-09 2012-02-15 ABB Technology AG An arrangement for exchanging power
CN102804571B (en) 2009-06-15 2015-05-13 阿尔斯通技术有限公司 Converter
CN102460933B (en) * 2009-06-22 2014-12-31 阿尔斯通技术有限公司 Converter
KR101507560B1 (en) 2009-07-31 2015-04-07 알스톰 그리드 유케이 리미티드 Configurable hybrid converter circuit
WO2011060823A1 (en) * 2009-11-19 2011-05-26 Siemens Aktiengesellschaft Converter and submodule of a converter for charging or discharging an energy store
EP2534742B8 (en) 2010-02-09 2016-02-24 General Electric Technology GmbH Converter for high voltage dc dc transmission
WO2011110472A1 (en) 2010-03-10 2011-09-15 Abb Schweiz Ag Method for operating a converter circuit and apparatus for implementing the method
JP5163673B2 (en) * 2010-03-11 2013-03-13 オムロン株式会社 Control circuit, power conditioner including the control circuit, and photovoltaic power generation system
JP5509348B2 (en) 2010-03-15 2014-06-04 アルストム テクノロジー リミテッド Static reactive power compensator with multi-level converter
ES2466353T3 (en) 2010-04-08 2014-06-10 Alstom Technology Ltd. HVDC Hybrid Transformer
US8867242B2 (en) 2010-04-15 2014-10-21 Alstom Technology Ltd Hybrid 2-level and multilevel HVDC converter
WO2011157300A1 (en) 2010-06-18 2011-12-22 Areva T&D Uk Limited Converter for hvdc transmission and reactive power compensation
CN103141018B (en) 2010-07-30 2015-12-16 阿尔斯通技术有限公司 Comprise the HVDC converter of the full bridge unit for the treatment of the short circuit of DC side
EP2458725A1 (en) 2010-11-30 2012-05-30 ABB Research Ltd. Electric energy conversion system and method for operating same
RU2562251C2 (en) * 2011-04-01 2015-09-10 Сименс Акциенгезелльшафт Method of formation of output voltage and device for method implementation
EP2525483A1 (en) 2011-05-17 2012-11-21 Ingeteam Technology S.A. Modular converter with energy storage capability
CA2833450A1 (en) 2011-06-08 2012-12-13 Alstom Technology Ltd High voltage dc/dc converter with cascaded resonant tanks
CN103891121B (en) 2011-08-01 2016-11-23 阿尔斯通技术有限公司 DC-to-DC converter assembly
CA2848325C (en) 2011-11-07 2018-03-27 Alstom Technology Ltd Control circuit
US9362848B2 (en) 2011-11-17 2016-06-07 Alstom Technology Ltd. Hybrid AC/DC converter for HVDC applications
KR102005104B1 (en) 2012-03-01 2019-07-30 제네럴 일렉트릭 테크놀러지 게엠베하 Control circuit
WO2013186006A2 (en) * 2012-06-12 2013-12-19 Siemens Aktiengesellschaft Multicell converter
CN103001517B (en) * 2012-11-14 2015-03-25 国网智能电网研究院 Modular multi-level voltage source converter submodule device and control method thereof
US9252681B2 (en) 2013-08-30 2016-02-02 General Electric Company Power converter with a first string having controllable semiconductor switches and a second string having switching modules
US9325273B2 (en) 2013-09-30 2016-04-26 General Electric Company Method and system for driving electric machines
EP2854282A1 (en) 2013-09-30 2015-04-01 Alstom Technology Ltd Submodule identification in a modular multilevel converter by means of measuring signal propagation times from the central controller
EP3062429A1 (en) * 2015-02-27 2016-08-31 General Electric Technology GmbH Voltage source converter with current limitation
EP3758446A1 (en) * 2019-06-27 2020-12-30 ABB Schweiz AG Arc furnace power supply with converter circuit

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1513913C3 (en) * 1965-02-17 1974-01-31 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Arrangement for the supply of reactive current in an alternating current network
GB1238015A (en) * 1967-07-28 1971-07-07
CH502011A (en) * 1968-03-23 1971-01-15 Licentia Gmbh Arrangement for stabilizing the voltage of a supply network
US3821456A (en) * 1973-09-24 1974-06-28 Ajax Magnethermic Corp Power control means for a single phase induction melting or heating furnace
US3867643A (en) * 1974-01-14 1975-02-18 Massachusetts Inst Technology Electric power converter
WO1981000648A1 (en) * 1979-08-28 1981-03-05 Ass Elect Ind Current damping arrangements
EP0082160B1 (en) * 1981-06-25 1987-04-22 Associated Electrical Industries Limited Static reactive compensator
US4470005A (en) * 1982-11-02 1984-09-04 Westinghouse Electric Corp. Static VAR generator having a thyristor circuit arrangement providing reduced losses
US4560917A (en) * 1983-12-21 1985-12-24 Westinghouse Electric Corp. Static VAR generator having reduced harmonics
US4571535A (en) * 1984-11-15 1986-02-18 Westinghouse Electric Corp. VAR Generator having controlled discharge of thyristor switched capacitors
DE3725923A1 (en) * 1987-07-31 1989-02-09 Licentia Gmbh Converter system having an intermediate-circuit DC voltage which is obtained by means of a rectifier
FR2679715B1 (en) * 1991-07-25 1993-10-29 Centre Nal Recherc Scientifique ELECTRONIC DEVICE FOR CONVERTING ELECTRICAL ENERGY.
DE4225269A1 (en) * 1992-07-31 1994-02-03 Asea Brown Boveri Network harmonic attenuation method and a network coupling

Also Published As

Publication number Publication date
GB2294821A (en) 1996-05-08
GB9422263D0 (en) 1994-12-21
AU3704795A (en) 1996-05-31
WO1996014686A1 (en) 1996-05-17

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