JP7156555B2 - 電力変換器の制御装置 - Google Patents
電力変換器の制御装置 Download PDFInfo
- Publication number
- JP7156555B2 JP7156555B2 JP2021563500A JP2021563500A JP7156555B2 JP 7156555 B2 JP7156555 B2 JP 7156555B2 JP 2021563500 A JP2021563500 A JP 2021563500A JP 2021563500 A JP2021563500 A JP 2021563500A JP 7156555 B2 JP7156555 B2 JP 7156555B2
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- JP
- Japan
- Prior art keywords
- overvoltage
- power converter
- voltage
- power
- detector
- 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.)
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
- H02H7/1227—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters responsive to abnormalities in the output circuit, e.g. short circuit
-
- 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
- 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
-
- 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
- H02M7/5387—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 in a bridge configuration
- H02M7/53871—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 in a bridge configuration with automatic control of output voltage or current
- H02M7/53873—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 in a bridge configuration with automatic control of output voltage or current with digital control
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Description
図1は実施の形態1における電力変換器の制御装置が適用される電力システムの構成図である。
図2は実施の形態1における電力変換器の制御装置に設けられた過電圧検出器の実装例を示すブロック図である。
図3は実施の形態1における電力変換器の制御装置のハードウェア構成図である。
Claims (2)
- 電力変換器の出力側における過電圧を検出する過電圧検出器と、
前記過電圧検出器により前記電力変換器の出力側における過電圧が検出された際に、前記電力変換器の出力電流に対する電流指令値を絞った後にゲートブロックを行う制御器と、
を備え、
前記過電圧検出器は、太陽光発電設備と交流電源との間に接続された電力変換器の出力側における過電圧を検出し、
前記制御器は、前記過電圧検出器により前記電力変換器の出力側における過電圧が検出された際に、前記電力変換器の出力電流に対する電流指令値を絞った後前記ゲートブロックを行うまでの間に、前記太陽光発電設備と前記電力変換器との間に設けられた直流電圧検出器のローパスフィルタの遮断周波数を一時的に増加させる電力変換器の制御装置。 - 前記過電圧検出器は、系統電圧の絶対値、相電圧、線間電圧のうち少なくとも2つを、予め定められた閾値と比較し、過電圧を検出する手段を備える請求項1に記載の電力変換器の制御装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2019/048333 WO2021117146A1 (ja) | 2019-12-10 | 2019-12-10 | 電力変換器の制御装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JPWO2021117146A1 JPWO2021117146A1 (ja) | 2021-06-17 |
JPWO2021117146A5 JPWO2021117146A5 (ja) | 2022-02-10 |
JP7156555B2 true JP7156555B2 (ja) | 2022-10-19 |
Family
ID=76329985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021563500A Active JP7156555B2 (ja) | 2019-12-10 | 2019-12-10 | 電力変換器の制御装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11817774B2 (ja) |
JP (1) | JP7156555B2 (ja) |
WO (1) | WO2021117146A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220385210A1 (en) * | 2020-10-05 | 2022-12-01 | Toshiba Mitsubishi-Electric Industrial Systems Corporation | Control device for power conversion apparatus |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003164166A (ja) | 2001-11-28 | 2003-06-06 | Hitachi Ltd | 電力変換装置 |
JP2005204485A (ja) | 2004-01-19 | 2005-07-28 | Sanyo Electric Co Ltd | 系統連系用インバータ装置 |
JP2007325333A (ja) | 2006-05-30 | 2007-12-13 | Osaka Gas Co Ltd | 分散型発電装置 |
JP2010246228A (ja) | 2009-04-03 | 2010-10-28 | Panasonic Corp | 燃料電池システム |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2783771B2 (ja) | 1995-07-13 | 1998-08-06 | 株式会社東芝 | 系統連系インバータ装置の起動運転方法 |
KR20160047575A (ko) * | 2013-10-04 | 2016-05-02 | 도시바 미쓰비시덴키 산교시스템 가부시키가이샤 | 전원 장치 |
US9755537B2 (en) * | 2015-03-04 | 2017-09-05 | Infineon Technologies Austria Ag | Multi-cell power conversion method with failure detection and multi-cell power converter |
-
2019
- 2019-12-10 WO PCT/JP2019/048333 patent/WO2021117146A1/ja active Application Filing
- 2019-12-10 US US17/416,878 patent/US11817774B2/en active Active
- 2019-12-10 JP JP2021563500A patent/JP7156555B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003164166A (ja) | 2001-11-28 | 2003-06-06 | Hitachi Ltd | 電力変換装置 |
JP2005204485A (ja) | 2004-01-19 | 2005-07-28 | Sanyo Electric Co Ltd | 系統連系用インバータ装置 |
JP2007325333A (ja) | 2006-05-30 | 2007-12-13 | Osaka Gas Co Ltd | 分散型発電装置 |
JP2010246228A (ja) | 2009-04-03 | 2010-10-28 | Panasonic Corp | 燃料電池システム |
Also Published As
Publication number | Publication date |
---|---|
US20220140723A1 (en) | 2022-05-05 |
JPWO2021117146A1 (ja) | 2021-06-17 |
WO2021117146A1 (ja) | 2021-06-17 |
US11817774B2 (en) | 2023-11-14 |
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