JP7273629B2 - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
- Publication number
- JP7273629B2 JP7273629B2 JP2019117085A JP2019117085A JP7273629B2 JP 7273629 B2 JP7273629 B2 JP 7273629B2 JP 2019117085 A JP2019117085 A JP 2019117085A JP 2019117085 A JP2019117085 A JP 2019117085A JP 7273629 B2 JP7273629 B2 JP 7273629B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- short
- gate
- signal generation
- gate circuits
- 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
Links
Images
Classifications
-
- 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
-
- 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
- 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
- H02H7/1225—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 internal faults, e.g. shoot-through
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
-
- 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
-
- 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
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
-
- 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
- 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
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
- H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
- H03K17/0828—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in composite switches
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/0027—Measuring means of, e.g. currents through or voltages across the switch
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Conversion In General (AREA)
- Inverter Devices (AREA)
- Electronic Switches (AREA)
Description
最初に、図1乃至図3を参照して、第1の実施形態について説明する。
次に、図4を参照して、第2の実施形態について説明する。前述の説明で用いた図1乃至図3も適宜参照する。以下では、第1の実施形態における図2の構成と重複する部分の説明を省略し、異なる部分を中心に説明する。
次に、図5を参照して、第3の実施形態について説明する。前述の説明で用いた図1乃至図4も適宜参照する。以下では、第2の実施形態における図4の構成と重複する部分の説明を省略し、異なる部分を中心に説明する。
次に、図6を参照して、第4の実施形態について説明する。前述の説明で用いた図1乃至図5も適宜参照する。以下では、第1の実施形態における図2の構成と重複する部分の説明を省略し、異なる部分を中心に説明する。
次に、図7を参照して、第5の実施形態について説明する。前述の説明で用いた図1乃至図6も適宜参照する。以下では、第1の実施形態における図2の構成と重複する部分の説明を省略し、異なる部分を中心に説明する。
前述した第5の実施形態では、第1の実施形態における図2の構成に対し、電流検出器35を設けるとともに短絡電流の検出のために短絡検出回路32が「電圧情報」に代えて「電流情報」を使用するように構成する場合を例示した。そのほか、第2の実施形態における図4の構成や、第3の実施形態における図5の構成、第4の実施形態における図6の構成に対しても、電流検出器35を設けるとともに短絡電流の検出のために短絡検出回路32が「電圧情報」に代えて「電流情報」を使用するように構成しても良い。
Claims (4)
- 各アーム内にて直列接続される複数のスイッチング素子と、
前記複数のスイッチング素子にそれぞれ対応して設けられる複数のゲート回路と、
前記複数のゲート回路との通信が可能な遮断信号生成回路と、
を具備し、
前記複数のゲート回路の各々は、対応するスイッチング素子に短絡電流が流れた場合に当該短絡電流を検出して短絡信号を前記遮断信号生成回路に送るように構成され、かつ、前記遮断信号生成回路から送られる遮断信号を受けたときに前記対応するスイッチング素子に流れる短絡電流を遮断するように構成され、
前記遮断信号生成回路は、前記複数のゲート回路から出力され得るそれぞれの短絡信号を受信可能に構成され、前記複数のゲート回路のいずれかのゲート回路からの短絡信号を受信した場合に前記複数のゲート回路のそれぞれに対して同時に遮断信号を送り、
前記遮断信号生成回路は、前記複数のゲート回路のうちの1つの代表ゲート回路の基板に配置されており、
前記遮断信号生成回路から、前記代表ゲート回路以外の複数のゲート回路を順次経由して、前記遮断信号生成回路に至る通信線をさらに備え、
前記遮断信号生成回路と、前記代表ゲート回路以外の複数のゲート回路のそれぞれとは、前記通信線を通じて短絡信号もしくは遮断信号を伝送する、
電力変換装置。 - 請求項1に記載の電力変換装置において、
前記複数のゲート回路の各々は、対応するスイッチング素子を流れる短絡電流を遮断した場合において当該スイッチング素子のコレクタ-エミッタ間電圧が上昇することを抑制する過電圧防止回路をさらに備える、電力変換装置。 - 請求項1又は2に記載の電力変換装置において、
前記複数のゲート回路の各々は、
対応するスイッチング素子のコレクタ-エミッタ間電圧を検出する電圧検出回路と、
前記電圧検出回路の検出結果に基づき、対応するスイッチング素子に短絡電流が流れた場合に当該短絡電流を検出して短絡信号を前記遮断信号生成回路に送る短絡検出回路と、を備えている、電力変換装置。 - 請求項1又は2に記載の電力変換装置において、
前記複数のスイッチング素子を直列接続する複数の線のいずれかに設けられる少なくとも1つの電流検出器をさらに備え、
前記複数のゲート回路の各々は、
前記電流検出器の検出結果に基づき、対応するスイッチング素子に短絡電流が流れた場合に当該短絡電流を検出して短絡信号を前記遮断信号生成回路に送る短絡検出回路を備えている、電力変換装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019117085A JP7273629B2 (ja) | 2019-06-25 | 2019-06-25 | 電力変換装置 |
CN202010189788.0A CN112134256B (zh) | 2019-06-25 | 2020-03-18 | 电力转换装置 |
CH000709/2020A CH716358B1 (de) | 2019-06-25 | 2020-06-15 | Leistungswandler mit Erkennung eines Kurzschlussstroms. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019117085A JP7273629B2 (ja) | 2019-06-25 | 2019-06-25 | 電力変換装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021005913A JP2021005913A (ja) | 2021-01-14 |
JP7273629B2 true JP7273629B2 (ja) | 2023-05-15 |
Family
ID=73850312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019117085A Active JP7273629B2 (ja) | 2019-06-25 | 2019-06-25 | 電力変換装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP7273629B2 (ja) |
CN (1) | CN112134256B (ja) |
CH (1) | CH716358B1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022154124A1 (ja) | 2021-01-18 | 2022-07-21 | 日本精工株式会社 | 玉軸受用冠型保持器、及び玉軸受 |
JP2022125705A (ja) * | 2021-02-17 | 2022-08-29 | 株式会社 日立パワーデバイス | 整流回路、整流回路の制御方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008236907A (ja) | 2007-03-20 | 2008-10-02 | Toshiba Mitsubishi-Electric Industrial System Corp | 電力変換装置のゲート制御回路及びゲート制御方法 |
JP2009089557A (ja) | 2007-10-02 | 2009-04-23 | Fuji Electric Systems Co Ltd | ゲート駆動回路 |
US20150381029A1 (en) | 2014-06-25 | 2015-12-31 | Delta Electronics (Shanghai) Co., Ltd. | Power conversion device and method for transmitting protection signal using the same |
JP2017060358A (ja) | 2015-09-18 | 2017-03-23 | 株式会社東芝 | 電力変換器の制御装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004088858A (ja) * | 2002-08-26 | 2004-03-18 | Mitsubishi Electric Corp | 電力変換装置 |
JP4901083B2 (ja) * | 2004-09-03 | 2012-03-21 | 株式会社東芝 | ゲート駆動装置 |
JP4700460B2 (ja) * | 2005-09-27 | 2011-06-15 | 東芝三菱電機産業システム株式会社 | 直列半導体スイッチ装置 |
JPWO2009054143A1 (ja) * | 2007-10-24 | 2011-03-03 | 株式会社東芝 | 電力変換装置 |
JP2009225506A (ja) * | 2008-03-13 | 2009-10-01 | Toshiba Corp | 電力変換器 |
JP5405248B2 (ja) * | 2009-09-16 | 2014-02-05 | 東芝三菱電機産業システム株式会社 | 自励式電力変換装置及びそのゲートタイミング調整方法 |
JP5346974B2 (ja) * | 2010-04-15 | 2013-11-20 | 東芝三菱電機産業システム株式会社 | 電力変換装置のゲート制御回路 |
CN103250339B (zh) * | 2010-12-07 | 2015-11-25 | 日立汽车***株式会社 | 电力变换装置 |
JP2014127728A (ja) * | 2012-12-25 | 2014-07-07 | Nissan Motor Co Ltd | 短絡故障保護装置及び短絡故障保護方法 |
JP2015032984A (ja) * | 2013-08-02 | 2015-02-16 | 株式会社 日立パワーデバイス | 半導体素子の駆動装置およびそれを用いた電力変換装置 |
JP6362996B2 (ja) * | 2014-10-24 | 2018-07-25 | 株式会社日立製作所 | 半導体駆動装置ならびにそれを用いた電力変換装置 |
-
2019
- 2019-06-25 JP JP2019117085A patent/JP7273629B2/ja active Active
-
2020
- 2020-03-18 CN CN202010189788.0A patent/CN112134256B/zh active Active
- 2020-06-15 CH CH000709/2020A patent/CH716358B1/de unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008236907A (ja) | 2007-03-20 | 2008-10-02 | Toshiba Mitsubishi-Electric Industrial System Corp | 電力変換装置のゲート制御回路及びゲート制御方法 |
JP2009089557A (ja) | 2007-10-02 | 2009-04-23 | Fuji Electric Systems Co Ltd | ゲート駆動回路 |
US20150381029A1 (en) | 2014-06-25 | 2015-12-31 | Delta Electronics (Shanghai) Co., Ltd. | Power conversion device and method for transmitting protection signal using the same |
JP2017060358A (ja) | 2015-09-18 | 2017-03-23 | 株式会社東芝 | 電力変換器の制御装置 |
Also Published As
Publication number | Publication date |
---|---|
CN112134256A (zh) | 2020-12-25 |
JP2021005913A (ja) | 2021-01-14 |
CN112134256B (zh) | 2024-04-16 |
CH716358B1 (de) | 2023-05-15 |
CH716358A2 (de) | 2020-12-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4619812B2 (ja) | ゲート駆動回路 | |
KR101407245B1 (ko) | 절연 게이트 바이폴라 트랜지스터 폴트 보호 시스템 | |
US10084390B2 (en) | Power converter, short circuit protection circuit, and control method | |
JP5397571B2 (ja) | 制御装置 | |
JP7273629B2 (ja) | 電力変換装置 | |
JP5796450B2 (ja) | スイッチングデバイスの制御装置 | |
CN102280869A (zh) | 开关装置 | |
JP2006333459A (ja) | 故障認識機能を備えた、パワー半導体スイッチを駆動するための回路装置、並びにそれに付属する方法。 | |
KR101959709B1 (ko) | 양방향 트랜시버 및 방법 | |
EP2919347A1 (en) | Surge-protection circuit and surge-protection method | |
JP2007202237A (ja) | 電力変換器及びその制御方法 | |
CN101938118B (zh) | 具有多重电源区域集成电路的静电放电防护电路 | |
JP2017224999A (ja) | 半導体スイッチング素子の保護回路 | |
JP2015088803A5 (ja) | ||
CN209283196U (zh) | 绝缘栅双极型晶体管的过流保护电路 | |
CN109547001A (zh) | 绝缘栅双极型晶体管的过流保护电路 | |
JP3754037B2 (ja) | 半導体パワーモジュールおよび複合パワーモジュール | |
JP6590437B2 (ja) | 半導体電力変換装置 | |
KR102050907B1 (ko) | 고장 전류 제한기 및 고장 전류 제한 방법 | |
US9692407B2 (en) | Circuit and method for detection of failure of the driver signal for parallel electronic switches | |
JP2000049581A (ja) | 半導体電力変換装置 | |
JP2012222932A (ja) | スイッチング装置、スイッチングモジュール | |
US20240163995A1 (en) | Fault Diagnosis Apparatus and Method | |
US10069401B2 (en) | Protection circuit | |
JP6557562B2 (ja) | 送信回路及び半導体装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220207 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20221130 |
|
RD01 | Notification of change of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7421 Effective date: 20230105 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20230110 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230310 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20230404 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20230428 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7273629 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |