Search Results - "Demcko, J.A."

Measurement of synchronous generator data from digital fault recorders for tracking of parameters and field degradation detection by Demcko, J.A., Pillutla, S., Keyhani, A.

“…This paper presents a description of advanced instrumentation technology developed at Arizona Public Service (APS) for on-line monitoring of large…”
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Variable speed motor drive generated magnetic fields by Karady, G.G., Berisha, S.H., Muralidhar, M., Demcko, J.A., Samotyj, M.

“…Variable speed motor drives produce nonsinusoidal currents and generate periodic magnetic fields with significant frequency content. This paper describes…”
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Development of a neural network based saturation model for synchronous generator analysis by Tsai, H., Keyhani, A., Demcko, J.A., Selin, D.A.

“…This paper presents a new approach to model synchronous generator saturation based on a feedforward artificial neural network (ANN) model. The machine loading…”
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Shaft torque monitoring using conventional digital fault recorders by Agrawal, B.L., Demcko, J.A., Farmer, R.G., Selin, D.A.

“…A software package that utilizes a conventional digital fault recorder (DFR) and a personal computer (PC) to perform the important functions of a power station…”
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Comparison of SSR calculations and test results by Katz, E., Tang, J., Bowler, C.E.J., Agrawal, B.L., Farmer, R.G., Demcko, J.A., Selin, D.A., Cruz, C., Sims, J.

“…A summary is given of presentations made at a panel session at the 1987 Winter and Summer Power Meeting of the IEEE Power Engineering Society. Topics of…”
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Apparent impedance measuring systems (AIMS) by Agrawal, B.L., Demcko, J.A., Farmer, R.G., Selin, D.A.

“…For the analysis of subsynchronous resonance, computer models of an electric system have generally been based on a modified 60 Hz model with short-circuit…”
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WSCC testing experience [generating units] by Agrawal, B.L., Demcko, J.A.

“…This discussion presents some of the practical lessons learned and testing benefits, both expected and unexpected from execution of the WSCC tests. Arizona…”
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Subsynchronous Resonance Tests and Torsional Monitoring System Verification at the Cholla Station by Ramey, D.G., Demcko, J.A., Farmer, R.G., Agrawal, B.L.

“…The Cholla generating station of Arizona Public Service Co. is connected to a series capacitor compensated transmission system. Extensive studies of…”
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