Zobrazeno 1 - 10
of 85
pro vyhledávání: '"B.A. Mork"'
Publikováno v:
IEEE Transactions on Power Delivery. 35:1220-1229
This paper presents a power swing detection algorithm in multi-machine power systems, which uses wide-area synchrophasor measurements and is based on Zubov’s stability boundaries. Zubov’s boundary method, an approximation of the famous Lyapunov f
Autor:
B.A. Mork, Himanshu J. Bahirat
Publikováno v:
IEEE Transactions on Sustainable Energy. 10:596-603
A dc series–parallel wind farm was proposed as an alternative to an ac wind farm. But, the operation of such a wind farm results in significant wind turbine (WT) output voltage variation, which may lead to severe stress being seen by the turbine ca
Publikováno v:
2020 IEEE/PES Transmission and Distribution Conference and Exposition (T&D).
Large Power Transformers are the key elements in the power system network and an unexpected failure can cause widespread blackout with substantial loss of revenue and costs to repair and replace. The Transformer protection scheme and methodology has
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Autor:
Nils M. Stenvig, B.A. Mork, Nicola Chiesa, Adam C. Manty, Hans Kristian Hoidalen, Jayanth R. Ramamurthy
Publikováno v:
Electric Power Systems Research. 146:43-50
This paper investigates the voltage distortion phenomenon during no-load testing of transformers, its influence on no-load loss calculations, and a novel measurement technique that is unaffected by harmonics for obtaining transformer magnetization cu
Publikováno v:
Electric Power Systems Research. 138:33-40
Transformer core modeling is of importance for some transient studies like inrush currents, ferroresonance and geomagnetically induced current. This paper compares a transformer model with different magnetization representations to actual measurement
Publikováno v:
IEEE Transactions on Power Delivery. 31:503-512
This paper presents a simple modulation index-dependent Thevenin equivalent circuit model of the voltage-source converters (VSCs) and the associated anti-parallel diode rectifier. The model derivation uses orthogonal transformation and a transformer
Publikováno v:
2018 IEEE Power & Energy Society General Meeting (PESGM).
Transformer models in EMTP which provide inter-phase mutual inductance leakage representations have deficiencies with respect to core modeling. Parameter estimation is also a concern when no or incomplete sources of information are available. The "hy
Autor:
Sumit Paudyal, Jaya Raghavendra Arun Kumar Yellajosula, Charles M. Adrah, B.A. Mork, Oivind Kure
Publikováno v:
2018 2nd International Conference on Smart Grid and Smart Cities (ICSGSC).
IEC 61850 has been widely introduced into substations with the intention of reducing the complexity of hard-wired connections and implementing ethernet communications in protection and control applications. This standard is primarily designed to work
Autor:
Jaya Raghavendra Arun Kumar Yellajosula, Sumit Paudyal, Manikandan Sundararaman, Nishchal Sharma, B.A. Mork
Publikováno v:
2018 IEEE/PES Transmission and Distribution Conference and Exposition (T&D).
With the evolution of substation automation standards (IEC61850), it is possible to share protection and control information over wide-area network (WAN). The modern microprocessor based intelligent electronic devices (IEDs) equipped with IEC61850 co