Zobrazeno 1 - 10
of 277
pro vyhledávání: '"G.G. Karady"'
Publikováno v:
2017 North American Power Symposium (NAPS).
Power electronic devices are finding increasing applications in the control, instrumentation, and switching in electric power distribution systems. Applications include solid state transformers and solid state fault interruption devices. Some of thes
Comparison of Four Different Types of Ferromagnetic Materials for Fault Current Limiter Applications
Publikováno v:
IEEE Transactions on Power Delivery. 28:1491-1498
A comparison of neodymium, samarium-cobalt, aluminum-nickel-cobalt, and laminated steel is presented for use in fault current limiter applications. The ferromagnetic material properties are modeled using the Preisach method of hysteresis. The nonline
Autor:
S. Kucuksari, G.G. Karady
Publikováno v:
IEEE Transactions on Power Delivery. 27:1755-1762
Optical current transformers/transducers (OCTs) produce digital and analog signals. In recent years, they have become more available, playing an increasingly important role in electric power grid upgrades. This requires developing accurate models for
Autor:
G.G. Karady, Sadik Kucuksari
Publikováno v:
IEEE Transactions on Power Delivery. 25:2455-2463
Several manufacturers offer optical current transformers (OCTs) to replace the conventional magnetic current transformers (CTs). This paper compares the performances of some commercially available optical and conventional CTs. The steady state and tr
Publikováno v:
IEEE Transactions on Power Delivery. 24:1703-1709
This paper introduces an innovative concept for the use of multispectral stereo pair of satellite images to identify dangerous trees and plants along overhead transmission rights of way. Multispectral satellite images of the right of way are scanned
Publikováno v:
IEEE Transactions on Power Delivery. 24:1616-1622
Increasingly dense residential housing developments have spurred new concerns about electromagnetic fields. The magnetic fields generated by the underground distribution system in such a residential subdivision are assessed in this study. In particul
Autor:
G.G. Karady, Keith E. Holbert
Publikováno v:
IEEE Transactions on Education. 52:31-38
The introduction of computer-equipped classrooms into engineering education has brought with it a host of opportunities and issues. Herein, some of the challenges and successes for creating an environment for active learning within computer-based cla
Publikováno v:
IEEE Transactions on Power Delivery. 23:1049-1054
An environmental chamber has been constructed at Arizona State University to establish a long-term aging test of all-dielectric self-supporting (ADSS) fiber-optic cable. A polymer-jacketed ADSS (track resistant) cable is subjected to UV radiation, sa
Publikováno v:
IEEE Transactions on Dielectrics and Electrical Insulation. 12:496-503
Deregulation of telecommunication networks and utility companies has led to a worldwide increase in the use of fiber optic cables on long-span overhead power transmission lines. The cable jacket is subject to the deterioration caused by dry-band arci
Autor:
Pavanchandra Mandava, G.G. Karady
Publikováno v:
2014 Clemson University Power Systems Conference.
This paper presents the development and implementation methodology of a new pilot protection scheme using the direction of fault current. The proposed algorithm reduces the complexity of communication when compared to pilot differential protection. C