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Economically Optimum Reserve Margin (EORM) Workshop

April 14, 2017
09:30 AM
ERCOT Austin
8000 Metropolis (Building E), Suite 100
Austin, TX 78744
Room 206
Teleconference: 877-668-4493
Meeting number: 626 632 912
Meeting password: 041417

Agenda

1.

Introduction

  • Workshop goals and agenda/opening remarks by PUCT staff
  • Summary of the 2014 EORM Study
 

2.

Modeling the Electricity System

  • Supply
    • Thermal resources
    • Forced/planned thermal generator outages
    • Generator operational parameters, fuel prices and other costs
    • Private Use Network (PUN), switchable, and hydro resources
    • Wind and solar output/modeling
    • Demand-side resources
  • Demand
    • Load forecasts and uncertainty
  • Transmission
    • Transmission topology and import/export modeling
  • Market
    • Energy and ancillary markets
    • Scarcity pricing and emergency operating procedures
    • Marginal resource additions
    • Generator cost of new entry (CONE) and Value of Lost Load (VOLL)
 

3.

Results

  • Reserve Margin Accounting
  • Reliability Results
    • Reliability-Based Reserve Margin Targets
    • Intermittent wind and solar renewables ELCC estimation
  • Scenario Analysis
    • Purpose and scope of potential scenario analyses

4.

Study Process and Scope

  • Study frequency, simulation year selection, NERC LTRA alignment
  • Results for presentation (EORM/MERM)
  • Vetting of study results
  • Periodic methodology assessment and document updates

 

5.

Next Steps

  • Wrap up - Next steps, schedule and final Q&As

 

Key Documents

Apr 13, 2017 - pdf - 135 KB
Apr 11, 2017 - pptx - 7.9 MB

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