IN172421B - - Google Patents
Info
- Publication number
- IN172421B IN172421B IN519CA1989A IN172421B IN 172421 B IN172421 B IN 172421B IN 519CA1989 A IN519CA1989 A IN 519CA1989A IN 172421 B IN172421 B IN 172421B
- Authority
- IN
- India
Links
Classifications
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- 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
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
- H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
- H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
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- 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
- H02H7/125—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 rectifiers
- H02H7/1252—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 rectifiers responsive to overvoltage in input or output, e.g. by load dump
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
- H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
- H02P3/08—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a dc motor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Stopping Of Electric Motors (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN519CA1989 IN172421B (fi) | 1989-03-14 | 1989-07-03 | |
CN89106253A CN1021681C (zh) | 1989-03-14 | 1989-07-28 | 桥路过压保护和紧急制动控制装置 |
US07/460,786 US5038244A (en) | 1989-03-14 | 1990-01-04 | Device for overvoltage protection of a rectifier bridge feeding a d.c. motor and for control of the d.c. motor during emergency braking |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI891199A FI85634C (fi) | 1989-03-14 | 1989-03-14 | Anordning foer oeverspaenningsskydd av en likriktarbrygga som matar en likstroemsmotor och foer styrning av likstroemsmotorn vid noedbromsning. |
IN519CA1989 IN172421B (fi) | 1989-03-14 | 1989-07-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
IN172421B true IN172421B (fi) | 1993-07-24 |
Family
ID=26158516
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN519CA1989 IN172421B (fi) | 1989-03-14 | 1989-07-03 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5038244A (fi) |
CN (1) | CN1021681C (fi) |
IN (1) | IN172421B (fi) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI81701C (fi) * | 1988-05-17 | 1990-11-12 | Kone Oy | Oeverspaenningsskydd foer riktarbryggor. |
US5220494A (en) * | 1992-01-31 | 1993-06-15 | Baker Hughes Incorporated | Protection circuit and method for variable speed drives utilizing phase controlled converters |
US5513058A (en) * | 1994-03-03 | 1996-04-30 | General Electric Company | DC link circuit for an electronically commutated motor |
FI98255C (fi) * | 1994-04-14 | 1997-05-12 | Kone Oy | Ylijännitesuojaus |
FI112733B (fi) * | 1994-09-30 | 2003-12-31 | Kone Corp | Menetelmä ja laitteisto tahtimoottorin jarruttamiseksi |
US5825639A (en) * | 1997-10-16 | 1998-10-20 | Magnetek, Inc. | DC bus capacitor arrangement |
US6078156A (en) * | 1998-10-02 | 2000-06-20 | Eastman Kodak Company | Method and apparatus for improved electronic braking of a DC motor |
US6738239B2 (en) * | 2001-02-26 | 2004-05-18 | Woodward Governor Company | Active snubber circuit for electrical rotary actuator |
US7006338B2 (en) * | 2002-09-23 | 2006-02-28 | Siemens Energy & Automation, Inc. | System and method for individual phase motor over voltage protection |
KR100512720B1 (ko) * | 2002-11-08 | 2005-09-07 | 삼성전자주식회사 | 모터전원공급장치 및 모터전원공급방법 |
KR100534107B1 (ko) * | 2003-02-14 | 2005-12-08 | 삼성전자주식회사 | 모터전원공급장치 |
AT500585B1 (de) | 2004-07-14 | 2009-02-15 | Siemens Ag Oesterreich | Löschvorrichtung für eine rückspeisende stromrichterbrücke |
US20100118460A1 (en) * | 2008-11-10 | 2010-05-13 | Grenergy Opto, Inc. | DC drive |
BRPI1011551A2 (pt) * | 2009-06-29 | 2016-03-29 | Ideal Power Converters Inc | dispositivos, métodos e sistemas de transferência de energia com reatância de transferência de energia com desvio de comutador de barra de segurança elétrica |
EP2463976A1 (en) * | 2010-12-08 | 2012-06-13 | Siemens Aktiengesellschaft | Circuit and method for regulating a DC voltage and power con-verter |
CN102570935B (zh) * | 2010-12-10 | 2016-04-20 | 海德堡印刷机械股份公司 | 具有恒定的制动力矩的冗余制动*** |
DE102011008540A1 (de) * | 2011-01-13 | 2012-07-19 | G & P GmbH Ingenieur-Büro für Elektro- und Automatisierungstechnik | Verfahren zur Begrenzung einer Gleichrichterspannung und Schaltung hierfür |
CN103078482B (zh) * | 2011-10-26 | 2015-01-28 | 乐星产电(无锡)有限公司 | 过电流检测电路及具有该过电流检测电路的变频器装置 |
WO2017053330A1 (en) * | 2015-09-22 | 2017-03-30 | Schlumberger Technology Corporation | Downhole generator system |
CN108322128A (zh) * | 2018-03-09 | 2018-07-24 | 奥克斯空调股份有限公司 | 一种电机驱动保护装置、过压保护方法、装置及空调器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4331994A (en) * | 1979-09-28 | 1982-05-25 | Borg-Warner Corporation | Shootthrough fault protection system for a voltage source transistor inverter |
JPS5863082A (ja) * | 1981-10-09 | 1983-04-14 | Fanuc Ltd | インバータ装置 |
JPS58154380A (ja) * | 1982-03-09 | 1983-09-13 | Mitsubishi Electric Corp | 交流エレベ−タの制御装置 |
US4843533A (en) * | 1986-01-15 | 1989-06-27 | Square D Company | Transient ride-through AC inverter |
-
1989
- 1989-07-03 IN IN519CA1989 patent/IN172421B/en unknown
- 1989-07-28 CN CN89106253A patent/CN1021681C/zh not_active Expired - Fee Related
-
1990
- 1990-01-04 US US07/460,786 patent/US5038244A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5038244A (en) | 1991-08-06 |
CN1021681C (zh) | 1993-07-21 |
CN1045667A (zh) | 1990-09-26 |