FR2410386B1 - - Google Patents
Info
- Publication number
- FR2410386B1 FR2410386B1 FR7832359A FR7832359A FR2410386B1 FR 2410386 B1 FR2410386 B1 FR 2410386B1 FR 7832359 A FR7832359 A FR 7832359A FR 7832359 A FR7832359 A FR 7832359A FR 2410386 B1 FR2410386 B1 FR 2410386B1
- Authority
- FR
- France
- 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
Links
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
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
-
- 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
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/265—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured making use of travelling wave theory
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7713409A SE409153B (sv) | 1977-11-28 | 1977-11-28 | Releskydd med trefasutlosning vid underspenning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2410386A1 FR2410386A1 (fr) | 1979-06-22 |
| FR2410386B1 true FR2410386B1 (fr) | 1983-12-02 |
Family
ID=20333009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7832359A Granted FR2410386A1 (fr) | 1977-11-28 | 1978-11-16 | Protection a relais avec declenchement triphase en cas de sous-tension |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4254444A (fr) |
| CA (1) | CA1117585A (fr) |
| CH (1) | CH641917A5 (fr) |
| DE (1) | DE2850412A1 (fr) |
| FR (1) | FR2410386A1 (fr) |
| GB (1) | GB2011740B (fr) |
| IT (1) | IT1160971B (fr) |
| SE (1) | SE409153B (fr) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4825323A (en) * | 1987-11-12 | 1989-04-25 | General Electric Company | Out-of-step blocking unit |
| US5838525A (en) * | 1997-04-15 | 1998-11-17 | Abb Power T&D Company, Inc. | High speed single-pole trip logic for use in protective relaying |
| GB2388482B (en) * | 2002-05-07 | 2005-06-15 | Alstom | Improved power line protection |
| CA2905868C (fr) | 2011-10-12 | 2016-04-12 | Schweitzer Engineering Laboratories, Inc. | Reperage de faille a l'aide d'ondes de propagation |
| US8990036B1 (en) | 2013-09-16 | 2015-03-24 | Schweitzer Engineering Laboratories, Inc. | Power line parameter adjustment and fault location using traveling waves |
| US9588168B2 (en) | 2013-09-16 | 2017-03-07 | Schweitzer Engineering Laboratories, Inc. | Fault location using traveling waves |
| CN106796257A (zh) | 2014-09-16 | 2017-05-31 | 施瓦哲工程实验有限公司 | 使用欠范围、方向和行波元件的电力输送系统中的故障检测 |
| US9509399B2 (en) | 2015-02-13 | 2016-11-29 | Schweitzer Engineering Laboratories, Inc. | Transmission line protection using traveling waves in optical ground wire fiber |
| US10090664B2 (en) | 2015-09-18 | 2018-10-02 | Schweitzer Engineering Laboratories, Inc. | Time-domain directional line protection of electric power delivery systems |
| WO2017049224A1 (fr) | 2015-09-18 | 2017-03-23 | Schweitzer Engineering Laboratories, Inc. | Protection de ligne de domaine temporel de systèmes de distribution d'énergie électrique |
| CN108141043A (zh) | 2015-10-12 | 2018-06-08 | 施瓦哲工程实验有限公司 | 行波定向元件 |
| EP3362805A4 (fr) | 2015-10-13 | 2019-06-19 | Schweitzer Engineering Laboratories, Inc. | Surveillance de système d'alimentation électrique à l'aide de signaux haute fréquence |
| EP3363087A4 (fr) | 2015-10-13 | 2019-06-26 | Schweitzer Engineering Laboratories, Inc. | Système d'essai pour détecteurs de défauts à ondes progressives |
| US10564247B2 (en) | 2015-10-13 | 2020-02-18 | Schweitzer Engineering Laboratories, Inc. | Testing system for traveling wave fault detectors |
| EP3362807A4 (fr) | 2015-10-14 | 2019-06-26 | Schweitzer Engineering Laboratories, Inc. | Système de traitement de signal de système d'alimentation électrique haute fréquence |
| EP3469385A1 (fr) | 2016-06-13 | 2019-04-17 | Schweitzer Engineering Laboratories, Inc. | Élément de surintensité en domaine temporel |
| EP3469674A1 (fr) | 2016-06-14 | 2019-04-17 | Schweitzer Engineering Laboratories, Inc. | Sélection de phase pour systèmes de détection de défaut d'onde progressive |
| US10236675B2 (en) | 2016-07-26 | 2019-03-19 | Schweitzer Engineering Laboratories, Inc. | Fault detection and protection during steady state using traveling waves |
| US10295585B2 (en) | 2016-11-11 | 2019-05-21 | Schweitzer Engineering Laboratories, Inc. | Traveling wave based single end fault location |
| US10585133B2 (en) | 2016-11-11 | 2020-03-10 | Schweitzer Engineering Laboratories, Inc. | Electric power fault protection device using single-ended traveling wave fault location estimation |
| US11280834B2 (en) | 2018-08-30 | 2022-03-22 | Schweitzer Engineering Laboratories, Inc. | Detection of low-energy events in an electric power system |
| US10677834B2 (en) | 2018-09-14 | 2020-06-09 | Schweitzer Engineering Laboratories, Inc. | Distance protection of electric power delivery systems using time domain and frequency domain |
| US10641815B2 (en) | 2018-09-27 | 2020-05-05 | Schweitzer Engineering Laboratories, Inc. | Secure distance protection of electric power delivery systems under transient conditions |
| US11067617B2 (en) | 2018-10-08 | 2021-07-20 | Schweitzer Engineering Laboratories, Inc. | Single-end traveling wave fault location using line-mounted device |
| US11592498B2 (en) | 2020-10-02 | 2023-02-28 | Schweitzer Engineering Laboratories, Inc. | Multi-phase fault identification in capacitor banks |
| US11735907B2 (en) | 2021-02-03 | 2023-08-22 | Schweitzer Engineering Laboratories, Inc. | Traveling wave overcurrent protection for electric power delivery systems |
| US11808824B2 (en) | 2021-03-17 | 2023-11-07 | Schweitzer Engineering Laboratories, Inc. | Systems and methods to identify open phases of a capacitor bank |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB654913A (en) * | 1947-11-28 | 1951-07-04 | Westinghouse Electric Int Co | Improvements in or relating to protective relaying systems |
| SE368092B (fr) * | 1972-11-06 | 1974-06-17 | Asea Ab | |
| SE373239B (fr) * | 1973-05-21 | 1975-01-27 | Asea Ab | |
| CH559449A5 (fr) * | 1973-05-30 | 1975-02-28 | Bbc Brown Boveri & Cie | |
| SE375886B (fr) * | 1973-08-22 | 1975-04-28 | Asea Ab | |
| DE2405908B1 (de) * | 1974-02-07 | 1975-06-05 | Siemens Ag | Ansteuerschaltung fuer ein Hauptschuetz |
| SE387019B (sv) * | 1974-11-21 | 1976-08-23 | Asea Ab | Skydd for i elektrisk kraftnet ingaende anleggningsdelar |
| GB1570491A (en) * | 1975-11-14 | 1980-07-02 | Gen Electric Co Ltd | Protective relay arrangements |
-
1977
- 1977-11-28 SE SE7713409A patent/SE409153B/sv not_active IP Right Cessation
-
1978
- 1978-11-03 CH CH1134078A patent/CH641917A5/de not_active IP Right Cessation
- 1978-11-16 FR FR7832359A patent/FR2410386A1/fr active Granted
- 1978-11-21 DE DE19782850412 patent/DE2850412A1/de not_active Withdrawn
- 1978-11-27 GB GB7846161A patent/GB2011740B/en not_active Expired
- 1978-11-27 CA CA000316903A patent/CA1117585A/fr not_active Expired
- 1978-11-27 IT IT69708/78A patent/IT1160971B/it active
-
1979
- 1979-06-01 US US06/044,563 patent/US4254444A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT1160971B (it) | 1987-03-11 |
| DE2850412A1 (de) | 1979-05-31 |
| FR2410386A1 (fr) | 1979-06-22 |
| GB2011740B (en) | 1982-09-02 |
| GB2011740A (en) | 1979-07-11 |
| SE409153B (sv) | 1979-07-30 |
| CA1117585A (fr) | 1982-02-02 |
| CH641917A5 (de) | 1984-03-15 |
| SE7713409L (sv) | 1979-05-29 |
| IT7869708A0 (it) | 1978-11-27 |
| US4254444A (en) | 1981-03-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |