Presentation on theme: "Western Electricity Coordinating Council 1 WECC MIC Meeting Report on Operating Transfer Capability Policy Committee (OTCPC) Albuquerque March 6 & 7, 2008."— Presentation transcript:
Western Electricity Coordinating Council 1 WECC MIC Meeting Report on Operating Transfer Capability Policy Committee (OTCPC) Albuquerque March 6 & 7, 2008
Western Electricity Coordinating Council 2 Major Topics – 2008 Spring Study Results -- California / Mexico Subregion -- Northwest Subregion -- Southwest Subregion -- Rocky Mountain Subregion – MIC issues
Western Electricity Coordinating Council 3 California / Mexico Subregion – Spring 2008 Path NamePath Number Rating (MW) Proposed 2008 Spring OTC (MW) Winter OTC (MW) 2007 Spring OTC (MW) California COI (N-S) (N-S) PDCI (N-S) (N-S) Midway - Los Banos (S-N) (S-N) SCIT NA ,200*15,150*14,600* Midway - Vincent (N-S) (N-S) The increase in SCIT is mainly due to the new Miguel – Sycamore #2 230 kV line, which came in service late 2006, the new Miguel – Old Town 230 kV line, and 2x63 MVAr shunt capacitors at Miguel 230 kV.
Western Electricity Coordinating Council 6 Northwest Subregion - Spring 2008 cont. Path#Rating MW 2007 Spring OTC 2007 Summer OTC Winter OTC 2008 Spring SOL Montana- Southeast 80Not Rated N-S Not Rated S-N 600 N-S S-N HL S-N HL 600 N-S* S-N* 600 N-S S-N* 600 N-S S-N* COI + NW – Sierra + PDCIN/A7900 N-S 6775 S-N 7900 N-S 5875 S-N 7900 N-S 5875 S-N 7900 N-S 5875 S-N 7900 N-S* 5875 S-N *SOL Studies were performed for the operating season
Western Electricity Coordinating Council 7 Rocky Mountain Subregion – Spring 2008 PathRating (MW) 2008 Spring OTC Winter OTC 2007 Summer OTC 2007 Spring OTC Winter OTC Yellowtail – N510 Yellowtail – S625 TOT1A650 TOT2A690660* 690*660*690* TOT *** 1536** TOT51680 TOT7890 WITH NUCLA AT 80 MW AND SW COLO LOAD 100 MW ** Miracle Mile-Laramie and Beaver Creek-Hoyt Construction Outages *** Snowy Range-Cheyenne Construction Outages
Western Electricity Coordinating Council 8 Southwest Subregion – Spring 2008 PATH NAMEWECC PATH NUMBER RATING OF PATH (MW) 2008 SPRING SOL 2007 SPRING SOL WINTER SOL Four Corners West222325MW Nominal (Nomogram) 2325MW Nominal (Nomogram) 2325MW Nominal (Nomogram) 2325MW Nominal (Nomogram) Cholla-Pinnacle Peak MW
Western Electricity Coordinating Council 9 Implementation Time Schedule These limits apply to the 2008 spring operating season starting April 1, 2008, and ending no later than May 31, 2008 pending completion of: –The Operating Procedures Review Group’s acceptance of the associated winter operating procedures for each of the interties and those operating procedures (including system monitoring and curtailment responsibilities) being implemented, and –Operating training and direction required to ensure operation within the established operating limits.
Western Electricity Coordinating Council 10 MIC Issues? QUESTIONS or COMMENTS to OTCPC