英国工程技术协会
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作者:J.W. Wright
来源:[C].22nd International Conference and Exhibition on Electricity Distribution (CIRED 2013)2013IET
摘要:For many Transmission and Distribution Network Operators the demand for electricity is fast approaching and in some cases exceeding their supply capability. This situation can be improved by enhancing or upgrading the electrical infrastructure. Unfortunately, this can have both a...
作者:C.A. Smith , J.W. Wright
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008IET
摘要:This paper identifies the protection system lifecycle and the potential modes of failure. The stages of the protection relay lifecycle are then evaluated from a manufacturers' perspective. Dependent on the lifecycle phase, services and refurbishment strategies are identified, whi...
作者:... S. Richards , P. Newman , J.W. Wright
来源:[C].12th IET International Conference on Developments in Power System Protection (DPSP 2014)2014IET
摘要:All devices in substation environments are susceptible to interference from various sources, such as adjacent power conductors, substation heating supplies running in close proximity to DC wiring, to presence of battery earth fault. Selection of appropriate tripping / intertrippi...
作者:... S. Injeti , P. Newman , J.W. Wright
来源:[C].12th IET International Conference on Developments in Power System Protection (DPSP 2014)2014IET
摘要:This paper outlines the effects of frequency deviations on modern memory polarised distance protection relays. During such conditions the behaviour of the relay characteristics may be cause undesirable mal-operations, which can be avoided by the use of appropriate load blinders a...

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