KR900008393B1 - 인버터장치의 과전류보호회로 - Google Patents
인버터장치의 과전류보호회로 Download PDFInfo
- Publication number
- KR900008393B1 KR900008393B1 KR1019870010324A KR870010324A KR900008393B1 KR 900008393 B1 KR900008393 B1 KR 900008393B1 KR 1019870010324 A KR1019870010324 A KR 1019870010324A KR 870010324 A KR870010324 A KR 870010324A KR 900008393 B1 KR900008393 B1 KR 900008393B1
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- electric valve
- circuit
- overcurrent
- 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.)
- Expired
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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
-
- 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
- H02M7/53875—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 analogue control of three-phase output
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Emergency Protection Circuit Devices (AREA)
- Electronic Switches (AREA)
- Protection Of Static Devices (AREA)
Abstract
Description
Claims (9)
- 상하로 직렬접속되고 양끝이 직류전원에 접속되고 중간의 접속점이 부하에 접속된 전기밸브의 암을 3암 가지며, 제어회로로부터의 전기밸브의 개폐신호에 따라서 전기밸브를 차례로 개폐하므로써 부하에 3상교류전력을 공급하는 인버터장치로서, 전기밸브에 흐르는 전류를 직접 또는 간접적으로 감시하는 전류검출기와, 전류검출기의 출력에 따라서 동작하고, 일정전류 이상의 전류가 흘렸을때에 과전류신호를 출력하는과전류 검출회로와, 전기밸브의 개폐신호를 받아 3암의 위쪽 전기밸브의 폐신호와 3암의 아래쪽 전기밸브의 폐신호의 다수결을 취하는 다수결회로를 가지며, 과전류신호발생시에 다수결회로의 판정에 의해 다수라고 판정된 쪽의 전기밸브의 폐신호를 먼저 개신호로 하고, 어느 시한후 소수라고 판정된 쪽의 전기밸브의 폐신호롤 개로하는 것을 특징으로 하는 인버터장치의 과전류보호회로.
- 제1항에 있어서, 다수결회로는 3암의 위쪽 전기밸브의 개신호와 3암의 아래쪽 전기밸브의 개신호의 다수결을 취하는 회로로 하고, 과전류발생시에 다수결회로의 판정에 의해 소수라고 판정된 쪽의 전기밸브의 폐신호를 먼저 개신호로 하며, 어느 시한 후 다수라고 판정된 쪽의 전기밸브의 폐신호를 개로하는 것을 특징으로 하는 인버터장치의 과전류보호회로.
- 제1항에 있어서, 다수결회로는 과전류신호발생에 의하여 래치되는 것을 특징으로 하는 인버터장치의 과전류보호회로.
- 제1항에 있어서, 제어회로로부터의 전기밸브 개폐신호는 과전류신호발생에 의하여 래치되는 것을 특징으로 하는 인버터장치의 과전류보호회로.
- 상하로 직렬접속되고 양끝이 직류전원에 접속되고 중간의 접속점이 부하에 접속된 전기밸브의 암을 3암 가지며, 제어회로로부터의 전기밸브의 개폐신호에 따라시 전기밸브를 차례로 개폐하므로써 부하에 3상교류전력을 공급하는 인버터장치로서, 전기밸브에 흐르는 전류를 직접 또는 간접적으로 감시하는 전류 검출기와, 전류검출기의 출력에 따라서 작동하고, 일정 전류이상의 전류가 흘렀을때 과전류신호를 출력하는 과전류검출회로와, 전기밸브의 개폐신호를 받아 3암의 위쪽 전기밸브의 폐신호와 3암의 아래쪽 전기밸브의 폐신호의 다수결을 취하는 다수결회로를 가지며, 과전류신호발생시에 다수결회로의 판정에 의해 다수라고 판정된 쪽의 전기밸브중의 하나의 전기밸브의 폐신호를 먼저 개신호로 하고, 어느 시한 후 나머지 전기밸브의 폐신호를 개로하는 것을 특징으로 하는 인버터장치의 과전류보호회로.
- 제5항에 있어서, 다수결회로는 3암의 위쪽 전기벨브의 개폐신호와 3암의 아래쪽 전기밸브의 개폐신호의 다수결을 취하는 회로로 하고, 과전류발생시에 다수결회로의 판정에 의해 다수라고 판정된 쪽의 전기벨브중 하나의 전기밸브의 폐신호를 먼저 개신호로 하며, 어느 시한 후 나머지 전기밸브의 폐신호를 온으로 하는 것을 특징으로 하는 인버터장치의 과전류보호회로.
- 제5항에 있어서, 다수결회로는 과전류신호발생에 의하여 래치되는 것을 특징으로 하는 인버터장치의 과전류보호회로.
- 제5항에 있어서, 제어회로로부터의 전기밸브 개폐신호는 과전류신호발생에 의하여 래치되는 것을 특징으로 하는 인버터 장치의 과전류보호회로.
- 상하로 직렬접속되고 양끝이 직류전원에 접속되고 중간의 접속점이 부하에 접속된 전기밸브의 암을 3암 가지며, 제어회로로부터의 전기밸브의 개폐신호에 따라서 전기밸브를 차례로 개폐하므로써 부하에 3상교류전력을 공급하는 인버터장치로서, 전기밸브에 흐르는 전류를 직접 또는 간접적으로 감시하는 전류 검출기와, 전류검출기의 출력에 따라서 동작하고, 일정전류 이상의 과전류가 흘렀을때의 과전류신호를 출력하는 과전류검출회로와 전기밸브의 개폐신호를 받아 3암의 위쪽 전기밸브의 폐신호와 3암의 아래쪽 전기밸브의 폐신호의 다수결을 취하는 다수결회로를 가지며, 과전류신호발생시에 다수결회로의 판정에 의해 상기 과전류로부터 전기밸브를 해방시킬 전기밸브를 개로할때 생기는 스트레스를 가장 심히 받는 전기밸브를 검출하고, 그 전기밸브에 부여되는 스트레스를 적게 하도록 전기밸브의 개순서를 제어하여 상기 스트레스로부터 전기밸브를 보호하는 것을 특징으로 하는 인버터장치의 과전류보호회로.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP235012 | 1986-10-02 | ||
| JP61235012A JPH0634591B2 (ja) | 1986-10-02 | 1986-10-02 | インバ−タ装置の過電流保護回路 |
| JP62163295A JPS648826A (en) | 1987-06-30 | 1987-06-30 | Overcurrent protective circuit for inverter |
| JP163295 | 1999-06-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR880005720A KR880005720A (ko) | 1988-06-30 |
| KR900008393B1 true KR900008393B1 (ko) | 1990-11-17 |
Family
ID=26488780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019870010324A Expired KR900008393B1 (ko) | 1986-10-02 | 1987-09-17 | 인버터장치의 과전류보호회로 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4819157A (ko) |
| KR (1) | KR900008393B1 (ko) |
| CN (1) | CN1006345B (ko) |
| GB (1) | GB2197550B (ko) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4967336A (en) * | 1990-02-26 | 1990-10-30 | Motorola, Inc. | High voltage bridge interface |
| DE4031178C2 (de) * | 1990-10-03 | 1994-07-28 | Aeg Elotherm Gmbh | Parallelschwingkreisumrichter mit frequenzkorrigierter Transistorstromüberwachung |
| US5483167A (en) * | 1992-09-08 | 1996-01-09 | Mitsubishi Denki Kabushiki Kaisha | Computer controlled ground detecting method for inverter unit and apparatus therefor |
| JP3212738B2 (ja) * | 1993-03-10 | 2001-09-25 | 東京電力株式会社 | 電圧形自励式変換システム |
| US5606287A (en) * | 1994-06-17 | 1997-02-25 | Fujitsu Limited | Operational amplifier having stable operations for a wide range of source voltage, and current detector circuit employing a small number of elements |
| DE4435255A1 (de) * | 1994-10-01 | 1996-04-04 | Abb Management Ag | Verfahren zur Fehlerbehebung in einer Stromrichterschaltungsanordnung |
| US5757636A (en) * | 1994-12-08 | 1998-05-26 | Pwm Drives Limited | Multi-phase inverters utilizing discontinuous PWM with dead bands |
| JP3271478B2 (ja) * | 1995-07-19 | 2002-04-02 | 松下電器産業株式会社 | 電流指令型pwmインバータ |
| JP3518944B2 (ja) * | 1996-04-11 | 2004-04-12 | 三菱電機株式会社 | モータ駆動装置 |
| JP3255115B2 (ja) * | 1998-07-13 | 2002-02-12 | 松下電器産業株式会社 | インバータ装置 |
| TW469483B (en) * | 1999-04-19 | 2001-12-21 | Applied Materials Inc | Method and apparatus for aligning a cassette |
| US6469919B1 (en) | 1999-07-22 | 2002-10-22 | Eni Technology, Inc. | Power supplies having protection circuits |
| US7180758B2 (en) | 1999-07-22 | 2007-02-20 | Mks Instruments, Inc. | Class E amplifier with inductive clamp |
| US6927988B2 (en) * | 2002-05-28 | 2005-08-09 | Ballard Power Systems Corporation | Method and apparatus for measuring fault diagnostics on insulated gate bipolar transistor converter circuits |
| JP4280573B2 (ja) * | 2003-07-31 | 2009-06-17 | トヨタ自動車株式会社 | 負荷駆動装置 |
| DE102004034333A1 (de) * | 2004-07-09 | 2006-05-18 | Siemens Ag | Verfahren zum Regeln eines an einer Gleichspannungsquelle angeschlossenen Stromrichters |
| EP1864364A1 (en) * | 2005-03-31 | 2007-12-12 | Abb Research Ltd. | Converter valve |
| JP5226183B2 (ja) * | 2006-01-10 | 2013-07-03 | 東芝三菱電機産業システム株式会社 | 多レベル電力変換装置 |
| ES2693612T3 (es) * | 2007-03-13 | 2018-12-12 | Siemens Aktiengesellschaft | Procedimiento para la limitación de daños de un convertidor de corriente que presenta semiconductores de potencia en caso de un cortocircuito en el circuito intermedio de tensión continua |
| FR2955217B1 (fr) | 2010-01-13 | 2012-02-17 | Converteam Technology Ltd | Systeme d'alimentation d'un element, parmi un rotor et un stator d'une machine electrique, et procede de commande d'un tel systeme |
| US8344801B2 (en) | 2010-04-02 | 2013-01-01 | Mks Instruments, Inc. | Variable class characteristic amplifier |
| DE102010030078A1 (de) * | 2010-06-15 | 2011-12-15 | Siemens Aktiengesellschaft | Verfahren zum Sperren eines Stromrichters mit verteilten Energiespeichern |
| CN101902122B (zh) * | 2010-07-29 | 2014-07-16 | 中兴通讯股份有限公司 | 一种vienna整流器逐波限流保护的方法和装置 |
| DE102011017712A1 (de) * | 2011-04-28 | 2012-10-31 | Robert Bosch Gmbh | Verfahren und Steuereinrichtung zur Schutzzeiteinstellung in einem elektrischen Antriebssystem |
| US9628065B2 (en) * | 2012-10-05 | 2017-04-18 | Fisher-Rosemount Systems, Inc. | Safety instrumented process control apparatus and methods |
| CN103066819A (zh) * | 2012-12-03 | 2013-04-24 | 深圳市汇川技术股份有限公司 | Igbt过流保护电路 |
| KR20150019224A (ko) * | 2013-08-13 | 2015-02-25 | 현대모비스 주식회사 | 인버터 시스템의 단락 검지 장치 및 방법 |
| US11117165B2 (en) * | 2015-08-11 | 2021-09-14 | Koninklijke Philips N.V. | Capacitive micromachined ultrasonic transducers with overcurrent protection |
| WO2017025438A1 (en) * | 2015-08-11 | 2017-02-16 | Koninklijke Philips N.V. | Capacitive micromachined ultrasonic transducers with increased lifetime |
| CN106026048B (zh) * | 2016-07-15 | 2018-10-02 | 浙江大学 | 一种基于就地检测就地保护的直流电网故障处理策略 |
| KR102186763B1 (ko) * | 2019-04-11 | 2020-12-04 | 엘에스일렉트릭(주) | 과전류 보호 인버터 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5928152B2 (ja) * | 1978-11-04 | 1984-07-11 | ファナック株式会社 | 電動機駆動用インバ−タ回路の保護装置 |
| JPS5928151B2 (ja) * | 1978-11-04 | 1984-07-11 | ファナック株式会社 | 電動機駆動用インバ−タ回路の保護方式 |
| CH629628A5 (en) * | 1979-03-19 | 1982-04-30 | Spincor Sa | Circuit for protection against surges in electronic switching arrangements |
| JPS5963983A (ja) * | 1982-10-04 | 1984-04-11 | Hitachi Ltd | 電力変換器の制御装置 |
| JPH0753037B2 (ja) * | 1985-01-26 | 1995-06-05 | 株式会社日立製作所 | インバータの保護装置 |
| JPS6258827A (ja) * | 1985-09-03 | 1987-03-14 | 株式会社日立製作所 | トランジスタの過電流保護方式 |
-
1987
- 1987-09-17 KR KR1019870010324A patent/KR900008393B1/ko not_active Expired
- 1987-09-29 GB GB8722869A patent/GB2197550B/en not_active Expired - Lifetime
- 1987-09-30 CN CN87106643A patent/CN1006345B/zh not_active Expired
- 1987-10-02 US US07/103,639 patent/US4819157A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB2197550B (en) | 1990-06-20 |
| GB2197550A (en) | 1988-05-18 |
| KR880005720A (ko) | 1988-06-30 |
| GB8722869D0 (en) | 1987-11-04 |
| US4819157A (en) | 1989-04-04 |
| CN87106643A (zh) | 1988-04-20 |
| CN1006345B (zh) | 1990-01-03 |
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