KR100387758B1 - 전압 변조 방법 - Google Patents
전압 변조 방법 Download PDFInfo
- Publication number
- KR100387758B1 KR100387758B1 KR10-2000-0055974A KR20000055974A KR100387758B1 KR 100387758 B1 KR100387758 B1 KR 100387758B1 KR 20000055974 A KR20000055974 A KR 20000055974A KR 100387758 B1 KR100387758 B1 KR 100387758B1
- Authority
- KR
- South Korea
- Prior art keywords
- neutral point
- switching
- voltage
- current flowing
- switching loss
- Prior art date
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
- H02M7/487—Neutral point clamped inverters
-
- 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
-
- 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
- H02M7/21—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 triode or transistor type requiring continuous application of a control signal
- H02M7/217—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M7/219—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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only 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
- 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
- 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
-
- 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
- H02M1/0083—Converters characterised by their input or output configuration
- H02M1/009—Converters characterised by their input or output configuration having two or more independently controlled outputs
-
- 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
- H02M7/539—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 with automatic control of output wave form or frequency
- H02M7/5395—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 with automatic control of output wave form or frequency by pulse-width modulation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
Description
Claims (3)
- 중성점을 가지며 직렬로 연결된 한 쌍의 콘덴서와, 복수의 스위치부를 갖는 3레벨 인버터의 전압 변조 방법에 있어서,상기 인버터의 설정 제어주기 내에서 적어도 하나의 유효 옵셋 전압을 구하는 단계와,상기 인버터에 인가된 상기 각각의 옵셋 전압에 따른 상기 스위치부의 스위칭 손실을 산출하는 단계와,상기 옵셋 전압이 인가되었을 때 상기 제어주기 내에서 상기 중성점에 흐르는 전류를 산출하는 단계와,상기 산출된 스위칭 손실과 상기 중성점에 흐르는 전류를 정규화하는 단계와,상기 정규화된 스위칭 손실과 중성점에 흐르는 전류 중 적어도 어느 하나에 소정의 가중치를 가하여 상기 정규화된 스위칭 손실과 상기 중성점에 흐르는 전류의 합이 최대인 정규값을 선택하는 단계를 포함하는 것을 특징으로 하는 전압 변조 방법.
- 제1항에 있어서,상기 스위칭 손실을 계산하는 단계는,상기 스위칭 손실 중 최대 스위칭 손실과 최소 스위칭 손실 사이의 제1 차이를 구하는 단계와,상기 최대 스위칭 손실과 각각의 스위칭 손실 사이의 제2 차이를 구하는 단계와,상기 각각의 제2 차이를 상기 제1 차이로 나누는 단계를 더 포함하는 것을 특징으로 하는 전압 변조 방법.
- 제1항에 있어서,상기 중성점에 흐르는 전류를 계산하는 단계는,상기 전류 중 최대 중성점 전류와 최소 중성점 전류의 차이에 의한 제1 전류값을 구하는 단계와,상기 최대 중성점 전류와 중성점에 흐르는 각각의 전류의 차이에 의한 제2 전류값을 구하는 단계와,상기 제2 전류값을 상기 제1 전류값으로 나누는 단계를 포함하는 것을 특징으로 하는 전압 변조 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0055974A KR100387758B1 (ko) | 2000-09-23 | 2000-09-23 | 전압 변조 방법 |
US09/725,096 US6333569B1 (en) | 2000-09-23 | 2000-11-29 | Pulse width modulation method of inverter |
JP2000393616A JP3645179B2 (ja) | 2000-09-23 | 2000-12-25 | 3レベルインバータの電圧変調方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2000-0055974A KR100387758B1 (ko) | 2000-09-23 | 2000-09-23 | 전압 변조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020023581A KR20020023581A (ko) | 2002-03-29 |
KR100387758B1 true KR100387758B1 (ko) | 2003-06-18 |
Family
ID=19690111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2000-0055974A KR100387758B1 (ko) | 2000-09-23 | 2000-09-23 | 전압 변조 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6333569B1 (ko) |
JP (1) | JP3645179B2 (ko) |
KR (1) | KR100387758B1 (ko) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10057784A1 (de) * | 2000-11-22 | 2002-06-06 | Siemens Ag | Verfahren zur Steuerung eines Matrixumrichters |
US6534949B2 (en) * | 2001-03-29 | 2003-03-18 | General Electric Company | Motor drive converter and method with neutral point drift compensation |
JP3700785B2 (ja) | 2002-12-03 | 2005-09-28 | オリジン電気株式会社 | 電力変換装置 |
US6838925B1 (en) * | 2003-10-07 | 2005-01-04 | American Power Conversion Corporation | Three level inverter |
US7495938B2 (en) * | 2005-04-15 | 2009-02-24 | Rockwell Automation Technologies, Inc. | DC voltage balance control for three-level NPC power converters with even-order harmonic elimination scheme |
KR101326494B1 (ko) * | 2008-11-07 | 2013-11-08 | 현대자동차주식회사 | 인버터의 전압 변조방식 전환을 통한 igbt 도통손실 저감 방법 |
US8044631B2 (en) * | 2008-12-30 | 2011-10-25 | Rockwell Automation Technologies, Inc. | Power conversion systems and methods for controlling harmonic distortion |
US8411474B2 (en) * | 2010-04-30 | 2013-04-02 | General Electric Company | System and method for protection of a multilevel converter |
US8471514B2 (en) | 2010-09-30 | 2013-06-25 | Rockwell Automation Technologies, Inc. | Adaptive harmonic reduction apparatus and methods |
US8659925B2 (en) | 2010-10-22 | 2014-02-25 | Hamilton Sundstrand Corporation | Three-level active rectification pulse width modulation control |
US8730691B2 (en) | 2011-05-11 | 2014-05-20 | Eaton Corporation | Power conversion apparatus and methods employing variable-level inverters |
FR2975843B1 (fr) * | 2011-05-23 | 2013-05-17 | Renault Sa | Procede de commande des interrupteurs d'un redresseur de courant connecte a un chargeur embarque. |
EP2600517A1 (en) * | 2011-12-02 | 2013-06-05 | Hamilton Sundstrand Corporation | Three-level active rectification pulse width modulation control |
CN103401455B (zh) * | 2013-06-26 | 2015-06-17 | 山西潞安环保能源开发股份有限公司 | 有源中点箝位三电平逆变器调制方法 |
CN103457583B (zh) * | 2013-09-05 | 2016-08-17 | 上海大学 | 归一化脉宽调制波形发生器 |
CN103580520B (zh) * | 2013-11-05 | 2015-12-09 | 浙江大学 | 一种逆变器的调制装置及方法 |
CN104505837B (zh) * | 2015-01-15 | 2016-06-29 | 信元瑞电气有限公司 | 一种基于pi控制有源滤波器的快速电流跟踪控制方法 |
KR102009512B1 (ko) | 2015-04-14 | 2019-08-13 | 엘에스산전 주식회사 | 3상 인버터의 옵셋 전압 생성 장치 및 방법 |
KR102009509B1 (ko) | 2015-04-14 | 2019-08-13 | 엘에스산전 주식회사 | 3상 인버터의 옵셋 전압 생성 장치 및 방법 |
US9840968B2 (en) | 2015-09-16 | 2017-12-12 | Hamilton Sundstrand Corporation | Topologies and methods for turbine engine start inverters |
CN105305863B (zh) * | 2015-10-10 | 2017-09-19 | 天津大学 | 一种三电平npc逆变器中点电位平衡控制方法 |
CN106712533B (zh) * | 2015-11-17 | 2019-02-19 | 台达电子企业管理(上海)有限公司 | 调制波控制方法及三相三线三电平电路 |
CN106981976B (zh) * | 2017-03-24 | 2019-08-20 | 江苏固德威电源科技股份有限公司 | T型三电平三相逆变器抑制中线共模电流的方法 |
CN110112988B (zh) * | 2019-05-17 | 2021-07-30 | 山东大学 | 三电平变频调速***模型预测控制方法、控制器及*** |
GB2620578A (en) * | 2022-07-11 | 2024-01-17 | Yasa Ltd | A voltage converter and method of converting voltage |
CN115411942A (zh) * | 2022-09-28 | 2022-11-29 | 中车大连电力牵引研发中心有限公司 | 一种三电平双向dcdc变流器中点电压平衡控制改进方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920017335A (ko) * | 1991-02-28 | 1992-09-26 | 아오이 죠이찌 | 중성점 클램프식 전력변환기의 제어장치 |
KR0131216Y1 (ko) * | 1995-01-03 | 1998-12-15 | 김광호 | 타이머 출력 선택회로 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2888104B2 (ja) | 1993-09-01 | 1999-05-10 | 株式会社日立製作所 | 電力変換装置 |
US5910892A (en) | 1997-10-23 | 1999-06-08 | General Electric Company | High power motor drive converter system and modulation control |
DE19829856A1 (de) * | 1998-07-02 | 2000-01-05 | Abb Research Ltd | Dreipunkt-Stromrichter und Verfahren zum Betrieb |
SE512795C2 (sv) * | 1998-09-18 | 2000-05-15 | Abb Ab | VSC-strömriktare |
-
2000
- 2000-09-23 KR KR10-2000-0055974A patent/KR100387758B1/ko active IP Right Grant
- 2000-11-29 US US09/725,096 patent/US6333569B1/en not_active Expired - Fee Related
- 2000-12-25 JP JP2000393616A patent/JP3645179B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920017335A (ko) * | 1991-02-28 | 1992-09-26 | 아오이 죠이찌 | 중성점 클램프식 전력변환기의 제어장치 |
KR0131216Y1 (ko) * | 1995-01-03 | 1998-12-15 | 김광호 | 타이머 출력 선택회로 |
Also Published As
Publication number | Publication date |
---|---|
JP2002119067A (ja) | 2002-04-19 |
KR20020023581A (ko) | 2002-03-29 |
JP3645179B2 (ja) | 2005-05-11 |
US6333569B1 (en) | 2001-12-25 |
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