Author: STEVE REEDY

Executive Summary The big issues at WMS were NPRR1092 (lowering of RUC offer floor) which remains tabled at WMS for further discussion at WMWG, thought there is much opposition lined up against it, and NPRR1088 (Adjusting collateral for traders), which remains at MCWG.  Also noteworthy is that Friday Nov 12th is the day of record…

Executive Summary Two new NPRRs were proposed; one to require non-dispatchable (wind/solar) resources behind generic transmission constraints to follow base points when the constraint is close to binding, and the other to allow ERCOT to move the location of Resource Nodes in the model when the point of interconnection changes.  Both seemed reasonable. ERCOT presented…

Executive Summary The most contentious and important topic of discussion in today’s TAC was NPRR 1093 (and two associated OBDRRs, 032 and 033).  These rule changes enable relay controlled loads to supply Non Spin reserves.  Some generators and co-ops were against it based on what they described as fairness issues, but seemed to be mostly…