Brian Johnson
Associate Professor
 Key Words: 
EMTP Modeling,
Custom Power,
FACTS,
HVDC,
Energy Storage.
 Research description: 
Decentralized control of multi-terminal dc systems,
superconducting dc transmission systems; PWM AC-AC converters used as
voltage regulators, static phase shifters, static series compensators;
power quality studies; EMTP modeling of protective relay systems; EMTP
modeling for protection studies; EMTP models of FACTS and custom power
devices; dynamic magnetic circuit modeling of electric machines;  internal
faults on synchronous machines; flywheel energy storage; photovoltaic and
wind generation; fuel cell power generation; rail locomotive propulsion
systems; propulsion systems for high speed rail with energy storage
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