380 likes | 546 Views
Baseline 2 Update. Jeyant Tamby. PRS, TAC and BoD play a key role in the Nodal Change process…. Roles in the Nodal Change Process. NPRRs & Nodal SCRs. White Papers, Change Items and other design and implementation decisions.
E N D
Baseline 2 Update Jeyant Tamby PRS Meeting
PRS, TAC and BoD play a key role in the Nodal Change process… Roles in the Nodal Change Process NPRRs & Nodal SCRs White Papers, Change Items and other design and implementation decisions Approval process is recommendations by PRS and TAC to the BoD for approval Approval process is internal to the Nodal Program and subject to approval by the Executive Director*. * On selected items, TPTF to endorse essentiality for ‘Go-Live’
Summary of June 12th meeting … • Summary facts from Baseline 1 • 12 Groups • 59 Items • 43 NPRRs • Total impact of $5M - $6M • Key decisions • Recommend IA’s of Baseline 1 NPRRs to TAC • Action items for the Program • Define Baseline 2, determine related impact analysis and present to PRS on 6/21/2007 for recommendation to TAC • Splitting costs of NPRR 049. The updated costs are – • NPRR 049:$100K - $250K • CI 67:$0.5M - $1.0 M
Getting to Baseline 2… • The Challenge • Draft 9 NPRRs for posting • Share draft information with vendors for rapid cost and schedule impact assessments • Limited time available to consolidate and integrate information • Outcome • New NPRRs were not posted 7 days in advance • Preliminary “Impact Assessment” on 11 NPRRs • Full “Impact Assessment” on 18 NPRRs
In Baseline 2, PUC requirements is a new source in addition to all the other sources established in Baseline 1… Initial Nodal Protocols 2004 - 2005 PUCT approved Nodal Protocols Baseline 0 May 2006 Source #7 PUC Requirements Zonal Protocols April 2004 3 Items Source #1 Synchronization (by ERCOT & TPTF) 2005 - 2007 Nodal Protocols Baseline 2 June/July 2007 Source #5 Consistency, Integration & Design Authority (IDA) White Papers Zonal PRRs April 2005 6 Items 6 Items Source #3 Requirements Development Q1 2006 - 2007 Source #6 Market Participant Requirements Total Items in Baseline 2 – 36 • NPRRs – 29 • IDA White Papers – 6 • Change Items - 1 16 Items 5 Items Progression of Nodal Protocols Sources of change 5 Texas Nodal Program Update
Requested action items for today… • Recommend Language on NPRRs in Baseline 2 to TAC • Recommend Impact Analysis of NPRRs in Baseline 2 to TAC Baseline 2 NPRRs 29 NPRRs Key • Impact Assessment complete including: • Justification for change • Justification for cost 18 Preliminary Impact Assessment (Raw data from vendors) 11 For all items in Baselines 1 & 2, the Program will partner with the vendors to minimize cost and schedule impacts 6 Texas Nodal Program Update
Cost summary for all the 29 NPRRs Total Est. Cost =$2M-$3M 7 Texas Nodal Program Update
Appendix – NPRRs with Impact Assessment Complete PRS Meeting
NPRR 20 - ERCOT Nodal Implementation Surcharge Texas Nodal Program Update
NPRR 26 - Nodal Implementation Surcharge Verifiable Costs 10 June 21, 2007 Texas Nodal Program Update
NPRR 37 - Conforming Section 13 to Nodal Format and Changing Frequency of Transmission Loss Base Case Calculations 11 June 21, 2007 Texas Nodal Program Update
NPRR 40 - Synchronization of Emergency Electric Curtailment Plan (EECP) Event Realignment 12 June 21, 2007 Texas Nodal Program Update
NPRR 45 – Wind Power Forecasting 13 June 21, 2007 Texas Nodal Program Update
NPRR 54 - Update of Nodal Protocols to Comply with NERC Name Change – Companion to PRR711 14 June 21, 2007 Texas Nodal Program Update
NPRR 55 - Correction of Voltage Support QSE Total Bill Determinants 15 June 21, 2007 Texas Nodal Program Update
NPRR 58 - Clarification of Standard Form Market Participant Agreement 16 June 21, 2007 Texas Nodal Program Update
NPRR 59 - Reconfiguring the Annual CRR Auction 17 June 21, 2007 Texas Nodal Program Update
NPRR 62 – Constraint Competitiveness Test 18 June 21, 2007 Texas Nodal Program Update
NPRR 63 – Electrical Bus Clarification 19 June 21, 2007 Texas Nodal Program Update
NPRR 66 – Synchronization of PRR 698, Remove Default QSE Provisions 20 June 21, 2007 Texas Nodal Program Update
NPRR 68 – Settlement Clarifications to Startup Eligibility, Decommitment Payments and Corrections to RUC Formulas 21 June 21, 2007 Texas Nodal Program Update
NPRR 69 - Changes to SURAMP 22 June 21, 2007 Texas Nodal Program Update
NPRR 072 – Day-Ahead RMR Settlement Clarifications 23 June 21, 2007 Texas Nodal Program Update
NPRR 073 – Update of Protocol 6 Due to Revisions Found When Processing Requirements, Use Cases and CSDs 24 June 21, 2007 Texas Nodal Program Update
NPRR075 - Settlements Clean-up 25 June 21, 2007 Texas Nodal Program Update
Appendix – NPRRs with Impact Assessment not complete PRS Meeting June 21st, 2007
NPRR 24 - Synchronization of PRRs 627 and 640 27 June 21, 2007 Texas Nodal Program Update
NPRR 36 - Market Operations Test Environment (MOTE) in the Nodal Market 28 June 21, 2007 Texas Nodal Program Update
NPRR 53 - Creation of a New Trading Hub at Venus Switching Station 29 June 21, 2007 Texas Nodal Program Update
NPRR 57 - Posting Requirements Pursuant PUC Subst. R. 25.505 30 June 21, 2007 Texas Nodal Program Update
NPRR 60 – Hub Clarification 31 June 21, 2007 Texas Nodal Program Update
NPRR 61 – Scarcity Pricing Mechanism (Companion to PRR709) 32 June 21, 2007 Texas Nodal Program Update
NPRR 64 – Modeling of Generic Transmission Constraints 33 June 21, 2007 Texas Nodal Program Update
NPRR 65 – Synchronization of PRR647, Gross and Net MW/Mvar Data Reporting 34 June 21, 2007 Texas Nodal Program Update
NPRR 67 – Modeling of Private Use Networks 35 June 21, 2007 Texas Nodal Program Update
NPRR 70 - Changes to DAM clearing start time allocation of McCamey Flowgate Rights in Day-Ahead 36 June 21, 2007 Texas Nodal Program Update
NPRR 071 – Trade Validation by Matching Identical Trade Submissions 37 June 21, 2007 Texas Nodal Program Update
NPRR 074 – Revisions to Monitoring and Qualification Tests in Section 8, Performance Monitoring and Compliance 38 June 21, 2007 Texas Nodal Program Update