Abstract
The acceleration of distance protection zone 2 schemes usually relies on the use of a communications channel. This paper describes a scheme capable of detecting the operation of the remote-end circuit breaker by analysing the seen impedance on sound phase elements in the relay. A series of simulation studies have shown that the technique works under a variety of system conditions. It proposed that the technique is used as a backup when the communications channel is unavailable.
Original language | English |
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Pages | 457-460 |
Number of pages | 4 |
DOIs | |
Publication status | Published - Apr 2004 |
Event | Eighth IEE International Conference on Developments in Power System Protection 2004 - Amsterdam, Netherlands Duration: 5 Apr 2004 → 8 Apr 2004 |
Conference
Conference | Eighth IEE International Conference on Developments in Power System Protection 2004 |
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Country/Territory | Netherlands |
City | Amsterdam |
Period | 5/04/04 → 8/04/04 |
Keywords
- power transmission faults
- relay protection
- power transmission protection
- improved zone
- acceleration scheme
- sound phase
- seen impedance