CN100384074C - Five-level high-voltage frequency converter - Google Patents
Five-level high-voltage frequency converter Download PDFInfo
- Publication number
- CN100384074C CN100384074C CNB021142254A CN02114225A CN100384074C CN 100384074 C CN100384074 C CN 100384074C CN B021142254 A CNB021142254 A CN B021142254A CN 02114225 A CN02114225 A CN 02114225A CN 100384074 C CN100384074 C CN 100384074C
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- China
- Prior art keywords
- circuit
- voltage
- output
- degree
- frequency converter
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- 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.)
- Expired - Lifetime
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021142254A CN100384074C (en) | 2002-06-28 | 2002-06-28 | Five-level high-voltage frequency converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB021142254A CN100384074C (en) | 2002-06-28 | 2002-06-28 | Five-level high-voltage frequency converter |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1464631A CN1464631A (en) | 2003-12-31 |
CN100384074C true CN100384074C (en) | 2008-04-23 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB021142254A Expired - Lifetime CN100384074C (en) | 2002-06-28 | 2002-06-28 | Five-level high-voltage frequency converter |
Country Status (1)
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CN (1) | CN100384074C (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100386959C (en) * | 2004-12-16 | 2008-05-07 | 西安交通大学 | Five-level high-frequency DC. converter |
CN100349370C (en) * | 2005-03-10 | 2007-11-14 | 冶金自动化研究设计院 | Commutating crystal brake tube power-phase module of impacted integrated gate pole |
CN100452641C (en) * | 2007-01-12 | 2009-01-14 | 清华大学 | Clamping five level variable frequency driving device utilizing internal and external ring double-group rectifier bridge |
GB2455144B (en) * | 2007-12-01 | 2012-08-15 | Converteam Technology Ltd | Voltage clamping and energy recovery circuits |
CN101924353B (en) * | 2010-09-14 | 2012-08-08 | 中国船舶重工集团公司第七一二研究所 | Overcurrent electronic protection module for high-voltage integrated gate commutated thyristor (IGCT) and short-circuit current protection method |
CN102263521B (en) * | 2011-07-21 | 2013-12-04 | 汪槱生 | Multi-phase square-wave inverter, using chopper for commutation and consisting of thyristors |
CN102801348A (en) * | 2012-06-11 | 2012-11-28 | 上海电机学院 | Three-phase five-level inverter |
CN106559004B (en) | 2015-09-29 | 2019-04-12 | 华为技术有限公司 | Multi-electrical level inverter |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1023760A (en) * | 1996-07-04 | 1998-01-23 | Hitachi Ltd | Method for controlling voltage pwm converter |
US5982646A (en) * | 1998-06-30 | 1999-11-09 | General Electric Company | Voltage clamp snubbers for three level converter |
CN2558157Y (en) * | 2002-06-28 | 2003-06-25 | 长沙市为尔自动化技术开发有限公司 | Five-level high voltage frequency changer |
-
2002
- 2002-06-28 CN CNB021142254A patent/CN100384074C/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1023760A (en) * | 1996-07-04 | 1998-01-23 | Hitachi Ltd | Method for controlling voltage pwm converter |
US5982646A (en) * | 1998-06-30 | 1999-11-09 | General Electric Company | Voltage clamp snubbers for three level converter |
CN2558157Y (en) * | 2002-06-28 | 2003-06-25 | 长沙市为尔自动化技术开发有限公司 | Five-level high voltage frequency changer |
Also Published As
Publication number | Publication date |
---|---|
CN1464631A (en) | 2003-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HENAN ELECTRIC POWER TEST INST. Free format text: FORMER OWNER: HENAN ELECTRIC POWER EXPERIMENT RESEARCH INSTITUTE Effective date: 20091113 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20091113 Address after: 85 Songshan Road, Zhengzhou, Henan, zip code: 450052 Co-patentee after: Changsha Wei'er Automation Technology Development Co.,Ltd. Patentee after: HENAN ELECTRIC POWER Research Institute Co-patentee after: HENAN EPRI ELECTRIC POWER TECHNOLOGY Co.,Ltd. Address before: 85 Songshan Road, Zhengzhou, Henan, zip code: 450052 Co-patentee before: Changsha Wei'er Automation Technology Development Co.,Ltd. Patentee before: HENAN POWER TEST INST. |
|
CX01 | Expiry of patent term |
Granted publication date: 20080423 |
|
CX01 | Expiry of patent term |