Protocol Traceability Effort and Requirements Posting Update

2

Protocol Traceability Effort Update

Traceability• Protocols Requirements

– Functional requirement documents– Business procedure documents– Report identification on ERCOT Master Information List (EMIL)

Prioritization of the effort into tiers• Tier 1 (Significant/high volume of changes): 3, 4, 5, 6, 7, 8, 9, 16, 17• Tier 2 (Moderate): 10, 11, 12, 13, 20, 22• Tier 3 (Low impact): 1, 2, 14, 15, 18, 19, 21, 23, 24

Provide information to ERCOT Readiness Team (ERT) for reporting to NATFAt conclusion of tracing effort, will transition open items to ERT for prioritization

within program and follow up with NATF

Nodal Advisory Task Force29 September 2009

3

Protocol Traceability Effort Update

Nodal Advisory Task Force29 September 2009

Tier 1 Sections

Definition SME Analysis/Validation

Begin Reviews w/Business

Target for reports to NATF

Section 7 Congestion Revenue Rights 90% In progress Sept

Section 8 Performance Monitoring 75% In progress Dec (revised)

Section 3 Management Activities for the ERCOT system

70% In progress Nov

Section 4 Day Ahead Operations 75% In progress Nov

Section 5 Transmission Security Analysis and RUC

10% 9/29 Nov

Section 9 Settlement & Billing 50% 10/01 Nov

Section 6 Adjustment Period and Real-Time Operations

20% 10/20 Dec

Section 17 Market Monitoring & Data Collection

0% 10/22 Dec

Section 16.11 Financial Security for Counter-Parties

0% 10/27 Dec

Tier 2 (Moderate): 10, 11, 12, 13, 20, 22 (Dec. ‘09 completion target)Tier 3 (Low impact): 1, 2, 14, 15, 18, 19, 21, 23, 24 (Dec. ‘09 completion target)

4

Protocol Traceability Effort Update

Nodal Advisory Task Force29 September 2009

Tier 1 Sections

PTE traced items

PTE Full Trace Report

PTE research items

PTE Alignment

items

Section 7 – Congestion Revenue Rights 486 Will post for Oct NATF

13 1

Section 3 – Management Activities for the ERCOT system

905 Will post for Nov NATF

327 TBD

Section 8 – Performance Monitoring 204 Will post for Dec NATF

85 TBD

Details

Overview of PTE Alignment Items

Section 7 – Congestion Revenue Rights Alignment – 1. CRR Handbook – assigned, targeting completion 12/31/09

Section 3 – Management Activities for the ERCOT system

Research items in progress

Section 8 – Performance Monitoring Research items in progress

5

Business Requirements Posting

Nodal Advisory Task Force29 September 2009

Core section – title, versionUpdates

received from business

COMS - Average Incremental Energy Cost Settlements Requirements (B2) v3.0 YCOMS - Black-Start Services Real-Time Settlements Requirements (B2) v3.0 YCOMS - Congestion Revenue Rights Auction Revenue Disbursement Requirements (B2) v3.0 YCOMS - Congestion Revenue Rights Balancing Account Settlements Requirements (B2) v3.0 YCOMS - Credit Monitoring and Management Requirements v1.2 YCOMS - Data Aggregation Requirements (B2) v3.0 YCOMS - Day-Ahead Market Ancillary Service Settlements Requirements (B2) v3.0 YCOMS - Day-Ahead Market Congestion Revenue Rights Settlements Requirements (B2) v3.0 YCOMS - Day-Ahead Market Energy Settlements Requirements (B2) v3.0 YCOMS - Day-Ahead Market Make-Whole Settlements Requirements (B2) v3.0 yCOMS - Dispute Management Requirements (B2) v3.0COMS - Financial Transfer Requirements (B2) v3.0COMS - Market Data Transparency Requirements v1.0COMS - Real-Time Ancillary Services Settlements Requirements (B2) v3.0COMS - Real-Time Congestion Revenue Rights Settlements Requirements (B2) v3.0 YCOMS - Real-Time Emergency Operations Settlements Requirements (B2) v3.0 YCOMS - Real-Time Energy Settlements Requirements (B2) v3.0COMS - Real-Time Reliability Must-Run Services Settlements Requirements (B2) v3.0 YCOMS - Registration Requirements (B2) v3.0COMS - Real-Time Reliability Must-Run Services Settlements Requirements (B2) v3.0COMS - Reliability Unit Commitment Settlements Requirements (B2) v3.0COMS - Settlement Invoice Requirements (B2) v3.0 NoCOMS - Interface Requirements v0.10COMS - Settlement Statement Requirements (B2) v3.0 NoCOMS - Eligibility Process for Settlements Requirements (B2) v3.0COMS - Verifiable Costs Requirements (B2) v3.0 YCOMS - Voltage Support Real-Time Settlements Requirements (B2) v3.0 YCOMS/EDW - Consolidated Market Data Transparency Specifications v0.01

6

Business Requirements Posting

Nodal Advisory Task Force29 September 2009

Core section – title, versionUpdates

received from business

EDW Market Monitoring and Data Collection Requirements v1.0EDW Outage Scheduler Reports Business Specifications v1.1EDW State Estimator and Telemetry Reports Business Specifications v1.0EMS - Data Models Requirements (B2) v2.0EMS - Dynamic Ratings Requirements (B2) v2.0EMS - Forced Outage Detection Requirements (B2) v2.0EMS - Generation Subsystem Requirements (B2) v3.0EMS - Load Forecasting Requirements Specification (B2) v3.0EMS/MMS - Market Operations Test Environment Requirements (B2) v1.0EMS - Network Security and Stability Analysis Requirements Specification (B2) v3.0EMS - Outage Evaluation Requirements (B2) v2.0EMS - State Estimator Requirements Specification (B2) v3.0EMS - Supervisory Control and Data Acquisition Requirements Specification (B2) v2.0EMS - Voltage Support Requirements Specification (B2) v2.0EMS - Wind Power Forecasting Requirements Specification (B2) v3.0

7

Business Requirements Posting

Nodal Advisory Task Force29 September 2009

Core section – title, versionUpdates

received from business

CRR - Requirements (B2) v4.0 ?MIS - Business Requirements for Notices, Notifications, Alarms and Alerts v1.0MIS - Web Portal Requirements (B2) v2.0MMS - Constraint Competitiveness Test Requirements Specification (B2) v2.0MMS - Day-Ahead Market and Supplemental Ancillary Service Market Requirements Specification (B2) v3.0MMS - Outage Scheduler Requirements Specification v1.0MMS - Overall Market Management System and Other Processes Requirements (B2) v2.0MMS - Reliability Unit Commitment Requirements Specification (B2) v2.0MMS - Security-Constrained Economic Dispatch and Real-Time MMS Processes Requirements (B2) v3.0NMMS - Requirements v1.0