Zobrazeno 1 - 10
of 40
pro vyhledávání: '"W.A. Elmore"'
Autor:
P.R. Leblanc, J.E. McConnell, G. Benmouyal, J. Burnworth, R. Ramaswami, P.J. Lerley, J.E. Waldron, J. Pinto de Sa, J. Mizener, S.E. Zocholl, S. Watansiriroch, M. Meisinger, K. Freirich, P.A. Kotos, M.S. Sachdev, W.M. Strang, W.A. Elmore
Publikováno v:
IEEE Transactions on Power Delivery. 14:868-872
This paper introduces the new standard "IEEE standard inverse-time characteristic equations for overcurrent relays". It provides an analytic representation of typical electromechanical relays operating characteristic curve shapes in order to facilita
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e2e23c8a657c746914e6e2cb0ed8c8f0
https://doi.org/10.1109/61.772326
https://doi.org/10.1109/61.772326
Autor:
P. Waudby, P. Kerrigan, D.W. Smaha, M. Yalla, S. Easterday-McPadden, W. G. Hartmann, J. Hurley, S. Patel, M. Bajpai, K. Kozminski, G. Nail, J. Gardell, E. Fennell, A.C. Pierce, G. Pence, K. Khunkhun, W.A. Elmore, C.J. Mozina, C.W. Fromen, S. Usman
Publikováno v:
IEEE Transactions on Power Delivery. 14:132-141
The practice of tripping the generator breakers immediately following a boiler/turbine trip exposes a steam turbine generator to a potentially damaging overspeed operating condition. This paper describes the use of the sequential trip mode as a means
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4b50ddfb6cf17e5870ade4adab8e874f
https://doi.org/10.1109/61.736702
https://doi.org/10.1109/61.736702
Autor:
J.E. Stephens, I.O. Hasenwinkle, J.D. Wardlow, W.G. Lowe, R. Hedding, E. Krizauskas, A. Darlington, M.J. McDonald, A.P. Apostolov, B. Jackson, W.A. Elmore, J. Boyle, K. Behrendt, S. Chano, T. Domin, W.M. Strang, R.W. Haas, S. Zocholl, L. Gray, P. Engel, H.M. Shuh
Publikováno v:
IEEE Transactions on Power Delivery. 14:116-125
Setting instantaneous overcurrent (IOC) relays on subtransmission lines has not been considered a complicated procedure by most utilities. However, undesirable operations have drawn attention to their intended function and application. This report ad
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4a31d1bbb19ce2dc709f8ba144371a6a
https://doi.org/10.1109/61.736698
https://doi.org/10.1109/61.736698
Publikováno v:
IEEE Transactions on Industry Applications. 29:404-411
The authors attempt to show, theoretically and by laboratory tests, the influence of harmonics on protective relays. Representative relays using various operating principles were tested using fundamental currents and/or voltages. They were then teste
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7a0dd08f74cea443fab7ff76a2524834
https://doi.org/10.1109/28.216551
https://doi.org/10.1109/28.216551
Autor:
W.A. Elmore, C.A. Kramer
Publikováno v:
IEEE Transactions on Power Delivery. 5:915-923
The fundamentals of inverse time overcurrent relaying, recent changes in transformer characteristic curves, and a flexible microprocessor-based relay that has wide application possibilities are described. Insight into the process of selecting a parti
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::25f8965ba40014d6b184b40b6931b4a8
https://doi.org/10.1109/61.53102
https://doi.org/10.1109/61.53102
Autor:
A.C. Pierce, G. Nail, A.N. Darlington, C.L. Wagner, G.D. Rockefeller, L.E. Landoll, R.J. Fernandez, R.W. Haas, J.R. Gil-Berlinches, W.J. Marsh, L.S. Wright, W.A. Elmore
Publikováno v:
IEEE Transactions on Power Delivery. 5:575-584
The authors report on and analyze a survey of practices and experiences with time-delay back-up protection associated with unit-connected generators, predominantly rated 100 MVA and above. In addition, application and setting considerations are discu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c8231868aaf2a4b871080b73cc53a4a1
https://doi.org/10.1109/61.53059
https://doi.org/10.1109/61.53059
Autor:
W.A. Elmore
Publikováno v:
58th Annual Conference for Protective Relay Engineers, 2005..
This paper describes the design constants of large generators and their influence on protective relaying. The detailed nature of machine impedances, fault currents, the phasor diagrams for round-rotor and salient pole machines, saturation curves and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::989bfffa4d7f0f6394eb5c7423c17c79
https://doi.org/10.1109/cpre.2005.1430416
https://doi.org/10.1109/cpre.2005.1430416
Autor:
W.A. Elmore
Publikováno v:
57th Annual Conference for Protective Relay Engineers, 2004.
The literature is replete with guidance on the subject of bus relaying. Because of the extremely detrimental results of incorrect operation of bus differential relaying, those giving such guidance have generally leaned in the direction of security. T
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cc3a55e53864b86f7630f891a0d2d89e
https://doi.org/10.1109/cpre.2004.238352
https://doi.org/10.1109/cpre.2004.238352
Autor:
T.E. Wiedman, J. Berdy, H.O. Ohmstedt, A.N. Darlington, W.A. Elmore, G. Stranne, R.F. Arehart, C.J. Mozina, S. Conrad, H.G. Farley, A.C. Pierce, D.C. Mikell, F. Tajaddodi, E.T. Sage, G. Nail, L.J. Schulze, J.J. Bonk, D.E. Sanford, W.M. Strang
Publikováno v:
IEEE Transactions on Power Delivery. 4:965-977
The report considers the problem of inadvertent generator energization, the hazard to the generator and turbine, and the major dedicated protection schemes used within the industry to detect this condition. It is concluded that inadvertent energizing
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d8953d0278dc0c3d658032353850cd13
https://doi.org/10.1109/61.25577
https://doi.org/10.1109/61.25577
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