ERCOT Nodal Readiness Plan

Trip DoggettTAC Special Meeting

September 7, 2005

Outline

• Protocol Clarification

• Processes Touched

• Project Organization

• Procurement Process

• Refine Timeline

• Refine Cost Estimate

• ERCOT reviewing Nodal Protocols to identify any areas requiring clarification prior to requirements gathering

Protocol Clarification

Processes Touched

Project Start Project End

Com

mer

cial O

pera

tions

Trai

ning

Syst

em O

pera

tions

ITFi

nanc

e

Credit Monitor

MIS

Training of Market Participants & Interested Parties

Training of ERCOT Staff

Modeling

Telemetry

State Estimator

Data Center

MP Interfaces

Extracts, Reports, Archives, Data Warehouse

Day Ahead Market

RUC

Resource Parameters

COPs

Load/RPP Forecast

CRRs

Day Ahead Market Settlement

RUC Settlement

Ancillary Services Settlement

Real Time Settlement

CRR Auction Settlement

CRR Settlement Section 9 Rules

Outage Coordination

LFC

SCED / LMP

Ancillary Services

Project Organization

• Dedicated Implementation Team

• Business and IT co-leaders

• Co-locate team where possible

• Anticipate clarification of Governance Model to define point of interaction with Market Participants

Procurement Process

• Internal vs. External Development

• Vendor Identification

• Procurement Process

• Consider MP Review and Comments in the process

Refine Timeline

• Currently refining timeline to incorporate requirements from TNT Transition Plan

– Test sequence– Market Readiness Criteria– 6 months State Estimator load estimates– 6 months of posted LMPs– 168 Hour Test

• Additional refinement will occur after contracts are awarded

Refine Cost Estimate

• Currently refining cost estimate to incorporate requirements from TNT Transition Plan

Questions