Multiple System Impact Studies (SIS) were performed for interconnections to the Highline Electric Association, Inc. 69kV system. Short Circuit, Power Flow and Dynamic analysis was performed using Aspen Oneliner and PSS/E to determine acceptability of the interconnection.
Tri-State Generation & Transmission – Craig Unit 1, 2 and 3 Relay Upgrades
Design of complete replacement of electromechnical relays with microprocessor relays for Unit 1 and Unit 2 (450MVA). Design of replacement of electromechanical line differential relays with microprocessor relay for Unit 3 (450MVA). Design included removal drawings for existing equipment and wiring, installation drawings with separate panel mounted units for retrofit to existing control boards, new AC and DC schematics, interface …
San Isabel Electric Association—Construction Work Plan
EEC performed engineering services to create a four year Construction Work Plan and Environmental Report for SIEA. Work involved system analysis, environmental agency contact, and report generation.
Wheatland Rural Electric Association—Long Range Plan, Construction Work Plan and Sectionalizing Study
EEC performed engineering services to create a four year Construction Work Plan and Environmental Report, a 10-Year Long Range Plan and a complete sectionalizing study of the distribution system. Work involved updating the existing Milsoft Model, system analysis, report generation and recommendations for protective device placement.
Carbon Power and Light, Inc.—Long Range Plan, Construction Work Plan and Sectionalizing Study
EEC performed engineering services to create a four year Construction Work Plan and Environmental Report, a 20-Year Long Range Plan and a complete sectionalizing study of the distribution system. Work involved updating the existing Milsoft Model, system analysis, report generation and recommendations for protective device placement.
Gunnison County Electric Association Almont North and South 25kV Distribution Line Rebuild
Replacement of an existing 25kV line over several mesas, crossing the East River between Crested Butte and Gunnison. Work included survey-grade GPS mapping of the line route, PLS-CADD and PLS-Pole modeling of the line and structures, one 800 foot span crossing from the top of a mesa to the far side of the river 200 feet below, field staking, construction …