CA2845956C - Voltage balancing system and method for multilevel converters - Google Patents

Voltage balancing system and method for multilevel converters Download PDF

Info

Publication number
CA2845956C
CA2845956C CA2845956A CA2845956A CA2845956C CA 2845956 C CA2845956 C CA 2845956C CA 2845956 A CA2845956 A CA 2845956A CA 2845956 A CA2845956 A CA 2845956A CA 2845956 C CA2845956 C CA 2845956C
Authority
CA
Canada
Prior art keywords
capacitor
phase terminal
flying
phase
current
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CA2845956A
Other languages
English (en)
French (fr)
Other versions
CA2845956A1 (en
Inventor
Stefan Schroeder
Qingyun Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GE Energy Power Conversion Technology Ltd
Original Assignee
GE Energy Power Conversion Technology 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 GE Energy Power Conversion Technology Ltd filed Critical GE Energy Power Conversion Technology Ltd
Publication of CA2845956A1 publication Critical patent/CA2845956A1/en
Application granted granted Critical
Publication of CA2845956C publication Critical patent/CA2845956C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H02M7/4837—Flying capacitor 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0009—Devices or circuits for detecting current in a 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0012—Control circuits using digital or numerical techniques
    • 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
    • H02M1/0095—Hybrid converter topologies, e.g. NPC mixed with flying capacitor, thyristor converter mixed with MMC or charge pump mixed with buck
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
CA2845956A 2013-03-29 2014-03-13 Voltage balancing system and method for multilevel converters Active CA2845956C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/853,335 US9246407B2 (en) 2013-03-29 2013-03-29 Voltage balancing system and method for multilevel converters
US13/853,335 2013-03-29

Publications (2)

Publication Number Publication Date
CA2845956A1 CA2845956A1 (en) 2014-09-29
CA2845956C true CA2845956C (en) 2021-09-14

Family

ID=50382374

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2845956A Active CA2845956C (en) 2013-03-29 2014-03-13 Voltage balancing system and method for multilevel converters

Country Status (6)

Country Link
US (1) US9246407B2 (enExample)
EP (1) EP2784926B1 (enExample)
CN (1) CN104079196B (enExample)
BR (1) BR102014007746B1 (enExample)
CA (1) CA2845956C (enExample)
IN (1) IN2014CH01439A (enExample)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9425705B2 (en) 2012-08-13 2016-08-23 Rockwell Automation Technologies, Inc. Method and apparatus for bypassing cascaded H-bridge (CHB) power cells and power sub cell for multilevel inverter
US9941813B2 (en) 2013-03-14 2018-04-10 Solaredge Technologies Ltd. High frequency multi-level inverter
US9240731B2 (en) 2013-03-18 2016-01-19 Rockwell Automation Technologies, Inc. Power cell bypass method and apparatus for multilevel inverter
JP6206118B2 (ja) * 2013-08-02 2017-10-04 株式会社明電舎 マルチレベル電力変換装置
US9520800B2 (en) 2014-01-09 2016-12-13 Rockwell Automation Technologies, Inc. Multilevel converter systems and methods with reduced common mode voltage
US9325252B2 (en) * 2014-01-13 2016-04-26 Rockwell Automation Technologies, Inc. Multilevel converter systems and sinusoidal pulse width modulation methods
CN104811073B (zh) * 2014-01-24 2019-05-31 通用电气能源电能变换科技有限公司 变换器模块、装置、系统和相关方法
US9318974B2 (en) * 2014-03-26 2016-04-19 Solaredge Technologies Ltd. Multi-level inverter with flying capacitor topology
EP3138189B1 (en) * 2014-04-29 2019-06-05 ABB Schweiz AG Discharging dc link capacitors in an npc converter
US9467065B2 (en) * 2014-12-30 2016-10-11 General Electric Company Method and apparatus for controlling a multilevel soft switching power converter
US9559541B2 (en) 2015-01-15 2017-01-31 Rockwell Automation Technologies, Inc. Modular multilevel converter and charging circuit therefor
US10732685B2 (en) * 2015-02-27 2020-08-04 Ge Energy Power Conversion Technology Limited System and method for operating power converters
US9641098B2 (en) * 2015-03-12 2017-05-02 Futurewei Technologies, Inc. Multi-level inverter apparatus and method
US9748862B2 (en) 2015-05-13 2017-08-29 Rockwell Automation Technologies, Inc. Sparse matrix multilevel actively clamped power converter
CN106329974B (zh) * 2015-07-10 2018-12-21 台达电子企业管理（上海）有限公司 五电平变换装置
CN106329975B (zh) * 2015-07-10 2019-02-12 台达电子企业管理（上海）有限公司 五电平变换装置
CN105162345B (zh) * 2015-09-16 2019-01-25 上海交通大学 一种直流微网用四电平dc-ac变换器
CN105262357B (zh) * 2015-09-28 2017-12-22 阳光电源股份有限公司 一种控制多电平逆变器电路中悬浮电容电压的方法及装置
US9991820B2 (en) 2016-03-04 2018-06-05 Caterpillar Inc. Multi-level converter and method of operating same
US9970417B2 (en) * 2016-04-14 2018-05-15 General Electric Company Wind converter control for weak grid
CN107306083B (zh) * 2016-04-22 2019-09-20 台达电子企业管理（上海）有限公司 飞跨电容的电压平衡控制装置与电压平衡控制方法
CN106230291B (zh) * 2016-07-25 2018-10-02 阳光电源股份有限公司 一种逆变器运行控制方法及装置
AU2018336731B9 (en) 2017-09-25 2023-04-13 Huawei Digital Power Technologies Co., Ltd. Hybrid multilevel inverters
JP7008494B2 (ja) * 2017-12-19 2022-01-25 パナソニックＩｐマネジメント株式会社 電力変換装置
CN108494229B (zh) * 2018-06-01 2024-04-16 上海寰晟电力能源科技有限公司 一种交直流通用型电力路由器拓扑及其控制方法
EP3675345A1 (en) * 2018-12-31 2020-07-01 Solaredge Technologies Ltd. Balanced capacitor power converter
CN110011327A (zh) * 2019-03-29 2019-07-12 浙江大学 一种基于有源电力滤波器的模块化多电平电路
KR102698112B1 (ko) 2019-06-17 2024-08-22 제너럴 일렉트릭 캄파니 멀티레벨 변환기를 위한 전압 밸런스 시스템 및 방법
TWI721621B (zh) 2019-10-29 2021-03-11 財團法人工業技術研究院 基於電池重組之可展延式三相交流系統及其控制方法
EP4055703A4 (en) * 2019-11-06 2023-12-06 Efficient Power Conversion Corporation MULTI-LEVEL CONVERTER WITH VOLTAGE DIVIDER FOR PRE-CHARGING A FLYING CAPACITOR
CN112994494B (zh) * 2019-12-13 2022-04-19 台达电子企业管理（上海）有限公司 适用于飞跨电容多电平变换电路的电压平衡控制方法
EP4229756A1 (en) 2020-11-13 2023-08-23 Huawei Technologies Co., Ltd. Switch arrangement for a converter
US11916426B2 (en) * 2020-12-07 2024-02-27 Texas Instruments Incorporated Integrated battery charge regulation circuit based on power FET conductivity modulation
WO2022128134A1 (en) 2020-12-18 2022-06-23 Huawei Technologies Co., Ltd. Method for operating a converter, control unit for performing the method and converter
WO2022187647A1 (en) * 2021-03-05 2022-09-09 The Trustees Of Columbia University In The City Of New York Systems and methods for stacked multi-level power converter implementations with linear scaling
US11342878B1 (en) 2021-04-09 2022-05-24 Rockwell Automation Technologies, Inc. Regenerative medium voltage drive (Cascaded H Bridge) with reduced number of sensors
EP4106176A1 (de) 2021-06-18 2022-12-21 B&R Industrial Automation GmbH Verfahren zum betrieb eines flying-capacitor multilevel-umrichters
US11936291B2 (en) * 2021-11-08 2024-03-19 Psemi Corporation Controlling charge-balance and transients in a multi-level power converter
KR102642713B1 (ko) * 2022-06-07 2024-03-06 주식회사 실리콘마이터스 플라잉 커패시터 전압 밸런싱 회로를 포함하는 3 레벨 컨버터
EP4425771A1 (en) * 2023-03-01 2024-09-04 Hamilton Sundstrand Corporation Controller

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5642275A (en) 1995-09-14 1997-06-24 Lockheed Martin Energy System, Inc. Multilevel cascade voltage source inverter with seperate DC sources
US6349044B1 (en) * 1999-09-09 2002-02-19 Virginia Tech Intellectual Properties, Inc. Zero voltage zero current three level dc-dc converter
SE517063C2 (sv) 2000-08-10 2002-04-09 Abb Ab Förfarande samt anordning för spänningssättning av en VSC- strömriktare
US7599167B2 (en) 2004-02-17 2009-10-06 Cooper Technologies Company Active balancing circuit modules, systems and capacitor devices
US7612537B2 (en) 2007-01-25 2009-11-03 Analog Devices, Inc. Galvanically isolated charge balance system
GB2455524B (en) 2007-12-11 2010-04-07 Wolfson Microelectronics Plc Charge pump circuit and methods of operation thereof and portable audio apparatus including charge pump circuits
US8144491B2 (en) 2008-12-31 2012-03-27 Drs Power & Control Technologies, Inc. Cascaded flying capacitor modular high voltage inverters
JP5406614B2 (ja) 2009-07-15 2014-02-05 矢崎総業株式会社 絶縁状態検出装置
EP2619895A4 (en) 2010-09-21 2016-07-27 Benshaw Inc BIPOLAR MULTIPLE INVERTER
US20120218795A1 (en) 2011-02-28 2012-08-30 Siemens Corporation Pulse width modulated control for hybrid inverters
US9148069B2 (en) * 2012-05-25 2015-09-29 General Electric Company High voltage high power multi-level drive structure
JP6040582B2 (ja) * 2012-06-14 2016-12-07 富士電機株式会社 マルチレベル電力変換回路の保護制御方式
CN102751891A (zh) * 2012-06-21 2012-10-24 中国矿业大学(北京) 基于高频隔离变换的大功率多电平变流器
KR102160907B1 (ko) * 2013-06-25 2020-09-29 삼성전자 주식회사 무선통신장치 및 그 제어방법

Also Published As

Publication number Publication date
CA2845956A1 (en) 2014-09-29
IN2014CH01439A (enExample) 2015-05-29
CN104079196A (zh) 2014-10-01
EP2784926A3 (en) 2014-11-05
US20140293667A1 (en) 2014-10-02
EP2784926B1 (en) 2017-09-27
EP2784926A2 (en) 2014-10-01
US9246407B2 (en) 2016-01-26
BR102014007746B1 (pt) 2021-02-23
CN104079196B (zh) 2018-04-13

Similar Documents

Publication Publication Date Title
CA2845956C (en) Voltage balancing system and method for multilevel converters
Chen et al. Modified interleaved current sensorless control for three-level boost PFC converter with considering voltage imbalance and zero-crossing current distortion
US8824169B2 (en) Multiple inverter and active power filter system
KR101379202B1 (ko) Ｎｐｃ 컨버터의 중성점 전위 제어를 위한 밸런스 오프셋 제어장치 및 방법
US9643496B2 (en) Power conversion apparatus for vehicle and vehicle
US9882502B2 (en) Pre-charge control method
EP3104515B1 (en) Power conversion device
JP6035845B2 (ja) 交流電源システム
US10069438B2 (en) Power converter with capacitor voltage balancing
JP6253548B2 (ja) 電力変換装置
KR20180104842A (ko) 불평형 커패시터 전압을 가지는 3 레벨 npc 인버터 시스템 및 그 제어 방법
Velliangiri et al. Design of nine step switched capacitor multilevel inverter and its cascaded extension
JP2016174490A (ja) 電力変換装置
JP2015159687A (ja) 電力変換器
KR20160053336A (ko) 3레벨 인버터 중성점 전압의 불균형을 제어하는 장치 및 방법
KR101836872B1 (ko) 3-레벨 컨버터의 직류측 전류를 일정하게 만드는 pwm 제어방법 및 장치
JP2016063687A (ja) 電力変換装置
Li et al. Direct power control strategy used in three-level NPC converters
JP7021623B2 (ja) マルチレベル電力変換装置
Changizian et al. A novel FPGA control scheme to improve power factor and reduce the harmonic distortion in a three phase VIENNA rectifier
Mesbahi et al. Reference current computation for three-level shunt active filter under distorted and unbalanced conditions
JP2013198389A (ja) 電力変換装置の制御装置、制御方法及び制御プログラム
CN108574288B (zh) 一种电压型高压无功发生器中电容的均压切换控制方法
Colque Filho, ER; Azcue, JL Improved Sampled Average Modulation Technique for the Modular Multilevel Converters. Energies 2022, 15, 4554
Jung et al. Submodule Voltage Balancing Technique of Modular Multilevel Dual-Active-Bridge DC-DC Converter for DC Solid-State Transformers

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20190108