英国工程技术协会
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作者:I. De Mesmaeker
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:The profitability pressure on utilities as a consequence of market liberalization and other influences is leading to the reconsideration of the entire secondary technology inside the substation. Possible synergies between protection, control and monitoring have to be considered. ...
作者:S. Richards , D. Chatrefou , D. Tholomier ...
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:Over the past few years, the market tendency towards IEC 61850 in many countries has been evident for suppliers and customers alike. Much of this interest has centred on the migration from manufacturer-driven station bus implementations, towards substation automation systems that...
作者:C. Brunner
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:The standard IEC 61850 "communication networks and systems in substations" defines a communication system for substation automation that provides interoperability between equipment from different manufacturers. The standard introduces several new features that will have an impact...
作者:A. Apostolov
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:The paper discusses the requirements of the protection grading and testing process from the point of view of exchange of data between different tools used to achieve these tasks. The IEC 61850 substation configuration language and the different types of files are analysed. The CI...
作者:M.N. Sara , J.E. Fitch , A. Weightman
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:The replacement of a Substation Control System at National Grid's Axminster 400 kV substation due to the existing substation control and protection devices reaching the end of their asset design life, presented the opportunity to develop a new solution with technology based on th...
作者:T. Bower , G. Topham , A. Dierks ...
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:Eskom is in the process of strengthening the transmission corridor between the North and South of South Africa by constructing a new 765 kV backbone to meet the challenge of increased electricity demand. Eskom's existing substation layouts are based on double busbar arrangements....
作者:M. Lorimer , R. Zhang
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:The opportunity to develop a real life IEC 61850 [1] GOOSE [2] application arose during the initial stages of substation refurbishment projects. Existing software based interlocking systems were identified as having to be replaced. This paper details the development of the soluti...
作者:W. Rebizant , L. Goncerzewicz , L. Schiel
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:A new protection stabilisation system against transformer inrush currents is proposed in the paper. The system makes use of two criteria: correlation coefficients from current waveshape analysis and equivalent instantaneous inductance estimate, combined in a reliable unit by mean...
作者:Z. Gajic
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:This paper describes how to provide universal, current based, differential protection for any three-phase power transformer, including phase-shifting transformers with variable phase angle shift and special converter transformers with nonstandard but fixed phase angle shift (e.g....
作者:J. Natarajan , R. Zhang
来源:[C].IET 9th International Conference on Developments in Power Systems Protection (DPSP 2008)2008
摘要:The railway traction transformers are entirely different from the conventional transformer used in transmission & distribution networks from various aspects. The operation, connection & construction of the traction transformer are differing from the normal transformer and hence d...

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