Joint Working Group Meeting: CWG, MWG, ORWG, CBASC August 29-30, 2012
REVERSION PLAN DON SHIPLEY, CARL STELLY 2
Reversion Plan Review Reversion Plan Timeline Filings
Assumptions All that can be done to mitigate will have been done prior to recommendation to revert Members will maintain EIS-related data during reversion window Buffer between decision and reversion point IT systems and staff are prepared to revert 4
Decision Drivers Reversion driven by reliability Settlements, alone, should not drive reversion Decision Committee will make final call 5
Reversion Window 10-day reversion window, initially Can be extended to 30 days Operating Days, from Go-live date/time 6
Transition Buffer Remainder of current day Plus 48 hours SPP maintains responsibilities of BA Settle under Integrated Marketplace 7
Desired State EIS Market Individual Balancing Authorities Revert Tariff and other agreements All revert at same date/time 8
Prior to Reversion MEMBERS SPP EIS Market SPP Marketplace/CBA Current BA / TO /GO NEW RSS Load X X RSS Local & Cap SPP SPP Plant RUC RTBM CRD Control NLS SPP XML EIS SPP RTOSS RTB NEW SPP Day XML RTOSS EMS X Ahead Members MFC SPP SPP AGC AGC X EMS NEW SPP MFC NERC TCR Real time IDC Real time SPP Members SETTLE SPP ICCP SETTLE X X ICCP NERC MENT ICCP Setpoint MENT IDC T+4sec 9 Dispatch T+5 NSI EIS, NSI Tags
“Buffer Period” MEMBERS SPP EIS Market SPP Marketplace/CBA Current BA / TO /GO Load X RSS Local NEW & Cap SPP SPP X X X Plant RSS RUC RTBM Control CRD NLS X SPP XML EIS SPP RTOSS RTB NEW SPP Day XML RTOSS EMS Ahead Members MFC SPP SPP X AGC AGC EMS NEW SPP MFC NERC TCR Real time IDC X Real time SPP Members SETTLE SPP ICCP X SETTLE X ICCP NERC MENT ICCP Setpoint MENT IDC T+4sec 10 Dispatch T+5 NSI EIS, NSI Tags
Reversion Effective MEMBERS SPP EIS Market SPP Marketplace/CBA Current BA / TO /GO Load RSS Local NEW & Cap X SPP SPP Plant X X RSS RUC RTBM Control CRD NLS X SPP XML EIS SPP RTOSS RTB NEW SPP X X X Day RTOSS EMS Ahead Members MFC X SPP SPP AGC AGC EMS NEW X SPP X MFC NERC TCR Real time IDC X X Real time SPP X Members SETTLE SPP ICCP X X SETTLE ICCP NERC MENT ICCP Setpoint MENT IDC T+4sec 11 Dispatch T+5 NSI EIS, NSI Tags
Post Reversion Return to Integrated Marketplace - lengthy period Testing Parallel Ops Processes/procedures Audit One reversion 12
Reversion Plan – Timeline to Filing 8/22/12: Plan provided to stakeholders for review 8/29/12: Plan review with stakeholders by SPP Staff 9/30/12: Review complete by stakeholders 10/16/12: SPP Staff present Plan to MOPC for comment 10/30/12: SPP Staff present Plan to SPP Board of Directors for comment 10/30 – 12/31: Any revisions to Plan incorporated by SPP Staff per MOPC and Board review 13
Reversion Plan – Timeline to Filing 1/15/13: MOPC review of final Plan – approval requested 1/29/13: Board of Directors review and approval of final Plan 2/13: Supplemental filing in ER12-1179 with final Plan and support for its acceptance 14
Market Participant Milestones 15
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