CA2298789C - Systemes de controle pour arcs electriques - Google Patents
Systemes de controle pour arcs electriques Download PDFInfo
- Publication number
- CA2298789C CA2298789C CA002298789A CA2298789A CA2298789C CA 2298789 C CA2298789 C CA 2298789C CA 002298789 A CA002298789 A CA 002298789A CA 2298789 A CA2298789 A CA 2298789A CA 2298789 C CA2298789 C CA 2298789C
- Authority
- CA
- Canada
- Prior art keywords
- arc
- electric
- frequency
- subset
- signature
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/18—Spectrum analysis; Fourier analysis with provision for recording frequency spectrum
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
- G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
- G01R29/0842—Measurements related to lightning, e.g. measuring electric disturbances, warning systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Electromagnetism (AREA)
- Testing Relating To Insulation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
On contrôle les arcs électriques en exploitant la découverte selon laquelle les arcs électriques sont des phénomènes fractals, toutes les informations essentielles qui signifient "arc" étant contenues dans chaque sous-ensemble fractal. Ces sous-ensembles fractals sont distribués d'une manière logarithmique sur l'ensemble du spectre de l'arc. On effectue de la manière la plus avantageuse le contrôle des arcs sur un sous-ensemble fractal d'un ordre logarithmique faible, dans lequel l'amplitude est supérieure du fait de la caractéristique 1/f des arcs (22), l'induction croisée entre circuits voisins est plus faible et le trajet entre l'arc et le point de détection de la signature de l'arc (23) est plus long qu'aux hautes fréquences utilisées habituellement pour la détection d'arcs. La transformation du sous-ensemble réduit le risque de fausse alarme. Les différentes parties d'une signature d'arc peuvent être traitées dans des voies déphasées ou comme des porteuses modulées.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1997/014497 WO1999009424A1 (fr) | 1997-08-14 | 1997-08-14 | Systemes de controle pour arcs electriques |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2298789A1 CA2298789A1 (fr) | 1999-02-25 |
CA2298789C true CA2298789C (fr) | 2004-06-22 |
Family
ID=22261464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002298789A Expired - Lifetime CA2298789C (fr) | 1997-08-14 | 1997-08-14 | Systemes de controle pour arcs electriques |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP1053479A4 (fr) |
JP (1) | JP2001518603A (fr) |
AU (2) | AU763046B2 (fr) |
CA (1) | CA2298789C (fr) |
WO (2) | WO1999009424A1 (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU763046B2 (en) * | 1997-08-14 | 2003-07-10 | Hendry Mechanical Works | Electric arc monitoring systems |
US6400258B1 (en) | 2000-01-19 | 2002-06-04 | Hendry Mechanical Works | Electric arc monitoring systems |
US6943558B2 (en) * | 2003-09-15 | 2005-09-13 | The Boeing Company | System and method for remotely detecting electric arc events in a power system |
KR101139918B1 (ko) * | 2010-08-19 | 2012-04-30 | 주식회사 캔티스 | 아크 및 전자파 측정 장치 |
US9557365B2 (en) | 2013-03-14 | 2017-01-31 | Hubbell Incorporated | Apparatuses, systems and methods for detecting corona |
CN106707094B (zh) * | 2015-11-12 | 2019-03-15 | 沈阳工业大学 | 低压供配电线路电弧故障的分类识别方法 |
EP3616822A1 (fr) * | 2018-08-30 | 2020-03-04 | Fronius International GmbH | Procédé de détermination d'une influence perturbatrice entre des circuits de soudage d'une installation de soudage |
EP3616823A1 (fr) * | 2018-08-30 | 2020-03-04 | Fronius International GmbH | Procédé de compensation d'une influence perturbatrice d'un courant de soudage par une autre source de courant de soudage |
CN109490934B (zh) * | 2018-12-19 | 2022-11-25 | 上海平高天灵开关有限公司 | 一种真空灭弧室x射线检测平台 |
CN110568329B (zh) * | 2019-09-16 | 2020-08-18 | 珠海格力电器股份有限公司 | 电弧检测方法、家用电器及计算机可读存储介质 |
CN112363021B (zh) * | 2020-11-13 | 2022-05-17 | 重庆大学 | 一种分布式线路故障检测与定位系统及方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3210330B2 (ja) * | 1990-10-24 | 2001-09-17 | ヘンドリー・メカニカル・ワークス | 電気的アーク及び無線周波数のスペクトル検出 |
US5477150A (en) * | 1990-10-24 | 1995-12-19 | Hendry Mechanical Works | Electric arc and radio frequency spectrum detection |
US5185687A (en) * | 1991-03-28 | 1993-02-09 | Eaton Corporation | Chaos sensing arc detection |
US5353233A (en) * | 1992-03-17 | 1994-10-04 | National Instruments, Inc. | Method and apparatus for time varying spectrum analysis |
US5223795A (en) * | 1992-07-30 | 1993-06-29 | Blades Frederick K | Method and apparatus for detecting arcing in electrical connections by monitoring high frequency noise |
AU6550794A (en) * | 1993-03-22 | 1994-10-11 | Frederick K. Blades | Electric arc detector |
US5359293A (en) * | 1993-06-03 | 1994-10-25 | Bell Communications Research, Inc. | Electrical cable arcing fault detection by monitoring power spectrum in distribution line |
US5578931A (en) * | 1993-10-15 | 1996-11-26 | The Texas A & M University System | ARC spectral analysis system |
US5475312A (en) * | 1994-06-07 | 1995-12-12 | Iris Power Engineering Inc. | Method and device for distinguishing between partial discharge and electrical noise |
AU763046B2 (en) * | 1997-08-14 | 2003-07-10 | Hendry Mechanical Works | Electric arc monitoring systems |
-
1997
- 1997-08-14 AU AU40721/97A patent/AU763046B2/en not_active Ceased
- 1997-08-14 EP EP97938382A patent/EP1053479A4/fr not_active Ceased
- 1997-08-14 CA CA002298789A patent/CA2298789C/fr not_active Expired - Lifetime
- 1997-08-14 JP JP2000510035A patent/JP2001518603A/ja active Pending
- 1997-08-14 WO PCT/US1997/014497 patent/WO1999009424A1/fr active Application Filing
-
1998
- 1998-08-10 WO PCT/US1998/016521 patent/WO1999009422A1/fr active Application Filing
- 1998-08-10 EP EP98943182A patent/EP1004031A4/fr not_active Ceased
- 1998-08-10 AU AU91031/98A patent/AU9103198A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2298789A1 (fr) | 1999-02-25 |
AU4072197A (en) | 1999-03-08 |
EP1004031A4 (fr) | 2004-10-27 |
AU763046B2 (en) | 2003-07-10 |
WO1999009424A1 (fr) | 1999-02-25 |
AU9103198A (en) | 1999-03-08 |
JP2001518603A (ja) | 2001-10-16 |
EP1004031A1 (fr) | 2000-05-31 |
EP1053479A4 (fr) | 2003-07-02 |
WO1999009422A1 (fr) | 1999-02-25 |
EP1053479A1 (fr) | 2000-11-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20170814 |