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Publikováno v:
IEEE Transactions on Industry Applications. 45:1146-1154
The high resistance grounding (HRG) of 480-4160-V industrial power systems increases service continuity, enhances personnel safety, and reduces equipment damage when a ground fault occurs. HRG allows maintenance personnel to quickly and safely locate
Publikováno v:
IEEE Transactions on Industry Applications. 43:429-435
The North Atlantic Refinery has three 5400-hp slow-speed induction motors driving reciprocating compressors for a Hydrogen plant. All motors were rewound on-site over the period of 1998-2002, using magnetic wedges as per the original design, and the
Publikováno v:
IEEE Transactions on Industry Applications. 38:1641-1646
Electric power supply voltage disturbances and, in particular, voltage sags, have been clearly identified as major problems to sophisticated continuous-process-based industries. Electricity network operators are often not able to provide the level of
Publikováno v:
IEEE Transactions on Industry Applications. 37:1109-1119
Autor:
R.A. Hanna, S.W. Randall
Publikováno v:
IEEE Transactions on Industry Applications. 36:1750-1755
This paper describes a case study of replacing an eddy-current clutch with a modern medium-voltage adjustable-speed drive (ASD) for a 2250 hp extruder application. It covers key issues, justification, factory and field measurements of torque-speed pr
Autor:
R.A. Hanna, S. Prabhu
Publikováno v:
IEEE Transactions on Industry Applications. 33:1407-1415
Publikováno v:
2007 IEEE Petroleum and Chemical Industry Technical Conference.
High resistance grounding (HRG) of 480 V to 5 kV industrial power systems increases service continuity, enhances personnel safety and reduces equipment damage when a ground fault occurs. HRG allows maintenance personnel to quickly and safely locate a
Publikováno v:
Record of Conference Papers Industry Applications Society 52nd Annual Petroleum and Chemical Industry Conference.