FI20085047A0 - Förfarande för kontroll av skicket hos kondensatorer i en likspänningsmellanled - Google Patents
Förfarande för kontroll av skicket hos kondensatorer i en likspänningsmellanledInfo
- Publication number
- FI20085047A0 FI20085047A0 FI20085047A FI20085047A FI20085047A0 FI 20085047 A0 FI20085047 A0 FI 20085047A0 FI 20085047 A FI20085047 A FI 20085047A FI 20085047 A FI20085047 A FI 20085047A FI 20085047 A0 FI20085047 A0 FI 20085047A0
- Authority
- FI
- Finland
- Prior art keywords
- capacitors
- monitoring
- condition
- Prior art date
Links
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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/64—Testing of capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inverter Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
- Dc-Dc Converters (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20085047A FI120280B (sv) | 2008-01-21 | 2008-01-21 | Förfarande för kontroll av skicket hos kondensatorer i en likspänningsmellanled |
US12/863,753 US8829919B2 (en) | 2008-01-21 | 2009-01-15 | Method and system for monitoring the condition of capacitors in a DC-voltage intermediate circuit |
CN2009801025179A CN101918852A (zh) | 2008-01-21 | 2009-01-15 | 用于监控dc电压中间电路的电容状态的方法 |
EP09704219A EP2235548A2 (en) | 2008-01-21 | 2009-01-15 | Method for monitoring the condition of the capacitors of a dc-voltage intermediate circuit |
PCT/FI2009/050022 WO2009092848A2 (en) | 2008-01-21 | 2009-01-15 | Method for monitoring the condition of the capacitors of a dc-voltage intermediate circuit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20085047 | 2008-01-21 | ||
FI20085047A FI120280B (sv) | 2008-01-21 | 2008-01-21 | Förfarande för kontroll av skicket hos kondensatorer i en likspänningsmellanled |
Publications (3)
Publication Number | Publication Date |
---|---|
FI20085047A0 true FI20085047A0 (sv) | 2008-01-21 |
FI20085047A FI20085047A (sv) | 2009-07-22 |
FI120280B FI120280B (sv) | 2009-08-31 |
Family
ID=39004347
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20085047A FI120280B (sv) | 2008-01-21 | 2008-01-21 | Förfarande för kontroll av skicket hos kondensatorer i en likspänningsmellanled |
Country Status (5)
Country | Link |
---|---|
US (1) | US8829919B2 (sv) |
EP (1) | EP2235548A2 (sv) |
CN (1) | CN101918852A (sv) |
FI (1) | FI120280B (sv) |
WO (1) | WO2009092848A2 (sv) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8495423B2 (en) * | 2009-08-11 | 2013-07-23 | International Business Machines Corporation | Flash-based memory system with robust backup and restart features and removable modules |
EP3101765B1 (en) | 2010-06-28 | 2018-02-14 | Maxwell Technologies, Inc. | Maximizing life of capacitors in series modules |
JP5687484B2 (ja) * | 2010-12-20 | 2015-03-18 | 矢崎総業株式会社 | 絶縁状態検出ユニットのフライングキャパシタ故障検出装置 |
JP5698590B2 (ja) | 2011-04-14 | 2015-04-08 | 矢崎総業株式会社 | 絶縁状態検出ユニットの故障検出装置 |
DE102011076722B4 (de) * | 2011-05-30 | 2019-11-07 | Robert Bosch Gmbh | Verfahren zur Stromermittlung in einer mehrphasigen Maschine |
WO2013074544A2 (en) | 2011-11-15 | 2013-05-23 | Maxwell Technologies, Inc. | System and methods for managing a degraded state of a capacitor system |
US10197607B2 (en) * | 2012-06-26 | 2019-02-05 | City University Of Hong Kong | System and method for estimating component parameters |
KR101327591B1 (ko) * | 2012-07-02 | 2013-11-12 | 엘에스산전 주식회사 | 인버터의 직류링크 커패시터 진단장치 |
DE102013211567A1 (de) * | 2013-06-19 | 2014-12-24 | Robert Bosch Gmbh | Verfahren zum Überprüfen der Funktionsfähigkeit eines Zwischenkreises |
CN103630755B (zh) * | 2013-11-27 | 2016-09-14 | 北京天诚同创电气有限公司 | 变流器直流母线支撑电容检测方法 |
EP2887526B1 (en) | 2013-12-19 | 2019-04-03 | ABB Schweiz AG | Method and power converter for determining cell capacitor degradation in a converter cell |
EP2940850A1 (en) | 2014-04-29 | 2015-11-04 | ABB Technology AG | A method for monitoring DC link capacitance in power converters |
WO2015173228A1 (en) | 2014-05-12 | 2015-11-19 | Alstom Technology Ltd | Improvements in or relating to chain-link converters |
CN104020391B (zh) * | 2014-06-13 | 2017-01-25 | 上海新时达电气股份有限公司 | 一种变频器输入断电的检测方法 |
CN104578737A (zh) * | 2014-12-22 | 2015-04-29 | 浙江海得新能源有限公司 | 一种风力发电变流器的母线放电电路 |
US10123389B2 (en) | 2015-02-10 | 2018-11-06 | Philips Lighting Holding B.V. | Light device deriving condition of storage circuit |
CN105699786B (zh) * | 2016-01-28 | 2018-09-04 | 重庆大学 | 基于可变放电网络的直流母线电容监测方法及系统 |
CN105717368B (zh) * | 2016-01-28 | 2018-09-14 | 重庆大学 | 三相系统直流母线电容的在线监测方法 |
JP2017143647A (ja) * | 2016-02-10 | 2017-08-17 | 株式会社日立製作所 | 電力変換機装置 |
CN108614168B (zh) * | 2016-12-12 | 2020-07-07 | 北京天诚同创电气有限公司 | 发电场变流器全功率测试方法 |
JP6438453B2 (ja) * | 2016-12-21 | 2018-12-12 | ファナック株式会社 | モータ駆動装置 |
EP3646039B1 (en) * | 2017-06-29 | 2022-08-10 | Robert Bosch GmbH | Capacitor or capacitive sensor checking |
EP3502722A1 (en) * | 2017-12-22 | 2019-06-26 | KONE Corporation | Method for maintenance of a frequency converter and software program realizing the same |
WO2019127185A1 (en) * | 2017-12-28 | 2019-07-04 | Abb Schweiz Ag | Method and system for on-line condition monitoring of dc-link capacitor in power converter |
EP3546959A1 (de) * | 2018-03-26 | 2019-10-02 | Siemens Aktiengesellschaft | Ermitteln einer funktionalität eines in einer schaltungsanordnung angeschlossenen elektrolytkondensators |
EP3864745B1 (en) | 2018-10-09 | 2023-07-12 | ABB Schweiz AG | Method and apparatus for circuit monitoring |
Family Cites Families (16)
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 |
JPH0322821A (ja) | 1989-06-19 | 1991-01-31 | Daikin Ind Ltd | 電源用電解コンデンサの故障診断装置 |
FR2714233B1 (fr) * | 1993-12-16 | 1996-01-12 | Telemecanique | Système de contrôle d'alimentation d'un moteur asynchrone. |
US5471125A (en) * | 1994-09-09 | 1995-11-28 | Danfoss A/S | AC/DC unity power-factor DC power supply for operating an electric motor |
JPH0919003A (ja) | 1995-06-27 | 1997-01-17 | Honda Motor Co Ltd | 電動車両におけるコンデンサの劣化判定装置 |
JP3173376B2 (ja) | 1996-06-14 | 2001-06-04 | 株式会社日立製作所 | 3レベル電力変換器のコンデンサ容量判定装置 |
JP2000222025A (ja) | 1999-01-29 | 2000-08-11 | Toyo Glass Kikai Kk | 機械制御盤及び電力変換器の自己診断装置 |
US6741482B2 (en) * | 2001-09-14 | 2004-05-25 | Kabushiki Kaisha Toshiba | Power conversion device |
DE10148740B4 (de) * | 2001-09-27 | 2013-10-24 | Dr. Johannes Heidenhain Gmbh | Verfahren zur Erdschlussüberwachung eines Stromrichterantriebs |
JP4151651B2 (ja) * | 2003-03-17 | 2008-09-17 | 三菱電機株式会社 | インバータ装置 |
FI115322B (sv) * | 2003-09-19 | 2005-04-15 | Vacon Oyj | Energimätning med frekvensomvandlare |
JP4665480B2 (ja) | 2004-10-26 | 2011-04-06 | パナソニック電工株式会社 | 放電灯点灯装置、照明器具、および照明システム |
FI121803B (sv) * | 2005-05-03 | 2011-04-15 | Vacon Oyj | Arrangemang för kontroll av en frekvensomriktare |
JP2007318838A (ja) | 2006-05-23 | 2007-12-06 | Daikin Ind Ltd | 制御装置 |
FI121613B (sv) * | 2006-12-21 | 2011-01-31 | Abb Oy | Förfarande och system vid motor matad med spänningsmellankretsförsedd frekvensomvandlare |
FI119493B (sv) * | 2006-12-21 | 2008-11-28 | Vacon Oyj | Arrangemang för mätning av strömmen genom en frekvensomvandlare |
-
2008
- 2008-01-21 FI FI20085047A patent/FI120280B/sv not_active IP Right Cessation
-
2009
- 2009-01-15 EP EP09704219A patent/EP2235548A2/en not_active Withdrawn
- 2009-01-15 US US12/863,753 patent/US8829919B2/en not_active Expired - Fee Related
- 2009-01-15 WO PCT/FI2009/050022 patent/WO2009092848A2/en active Application Filing
- 2009-01-15 CN CN2009801025179A patent/CN101918852A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2009092848A3 (en) | 2009-12-23 |
US8829919B2 (en) | 2014-09-09 |
CN101918852A (zh) | 2010-12-15 |
WO2009092848A2 (en) | 2009-07-30 |
US20100295554A1 (en) | 2010-11-25 |
FI20085047A (sv) | 2009-07-22 |
EP2235548A2 (en) | 2010-10-06 |
FI120280B (sv) | 2009-08-31 |
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