1. Context: Scenario Studies
Michael Bailey, Senior Staff Engineer – System Adequacy Planning
Western Electricity Coordinating Council

2. Western Electricity Coordinating Council
What Is WECC’s Mission?
The Western Electricity Coordinating Council (WECC) is a non-profit corporation that exists to assure a reliable Bulk Electric System in the geographic area known as the Western Interconnection
Western Electricity Coordinating Council

3. Western Electricity Coordinating Council
What Is WECC’s Mission?
The Western Electricity Coordinating Council (WECC) is a non-profit corporation that exists to assure a reliable Bulk Electric System in the geographic area known as the Western Interconnection
Western Electricity Coordinating Council

4. Reliability Questions
Adequacy?
Operations?
Infrastructure?
Stability?
Policy?
Market Forces?
Expectations?
Economics?
Risks?
Drivers?
Western Electricity Coordinating Council

5. Main Modeling Categories
Load Profiles
Generation Resources
Transmission Infrastructure
Economics
Western Electricity Coordinating Council

6. Western Electricity Coordinating Council
Study Horizons
Near Term (Present to 5 years)
Mid Term (5 to 10 Years)
Long Term (10 to 20 Years)
Western Electricity Coordinating Council

7. WECC Reliability Studies and Data Sets
Dynamic and Steady State Power Flow
Situational Awareness and Event Analysis
Issue based studies
Scenario-based studies
Study Requests
Sensitivity studies
Assumptions
Data Mining and Data Sets
Western Electricity Coordinating Council

8. Tool-Driven Approach to Studies
Historic Study Approach
Old Way
Design Studies to fit available tools
Western Electricity Coordinating Council

9. Strategic Approach to Studies
Plausible Questions that build on scenarios
Portfolio of Tools and Skill Sets A B X Z Y
Select ideal tools and skill sets to consider
Reliability Risks and Issues
Western Electricity Coordinating Council

10. Tools and Partnerships
Production Cost
Power Flow
Capital Cost
Stochastics
Predictive Analytics
Skills & Expertise
Geospatial
Consultants
National Labs
Stakeholders
Other . . .
Western Electricity Coordinating Council

11. Western Electricity Coordinating Council
Contact
Michael Bailey Senior Staff Engineer System Adequacy Planning
Western Electricity Coordinating Council