Lee County Electric Cooperative (LCEC), a North Fort Myers, Florida based utility company had selected ENERGYprism® Customer Care and Energy Vision® Operational Efficiency solutions from Aclara® to transform its Advanced Metering Infrastructure (AMI) into a foundation for smart-grid development [1, 2, 3]. LCEC had been in the process of collecting daily electricity consumption data from its 210,000 consumers through the Aclara Two-Way Automatic Communications System technology, a fixed-network AMI that can transmit meter readings over power lines since 2002 [1, 2, 4].
Smart grid technologies implemented in LCEC service area included : a Supervisory Control and Data Acquisition (SCADA) system, Automated Metering Infrastructure (AMI), GIS mapping, outage management system, and other advanced system communication capabilities. According to , LCEC also converted existing relays to smart relays. Smart relays can provide LCEC with advanced line protection capabilities, which help address the growing complexity of its distribution system that includes the interconnection of consumer-owned renewable distributed generation.