November 2023

Conference Paper

Development and Stability Analysis of Representative Future High Renewable Penetration Power Grid Models for California

By:
Samanta, Sayan; Debnath, Suman ; Ray Chaudhuri, Nilanjan
Page Number:
1-5
Book Title:
2023 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference (ISGT)
Publication Date:
November 9, 2023
Publisher Location:
IEEE, New Jersey, United States of America
Conference Name:
IEEE Innovative Smart Grid Technologies Conference (ISGT)
Conference Location:
Washington, D.C., District of Columbia, United States of America
Conference Sponsor:
IEEE
View DOI Listing:
https://doi.org/10.1109/ISGT51731.2023.10066404

Abstract

The power grid in California is now experiencing a significant increase in renewable generation to achieve 100% clean energy by 2040. This paper discusses a method for developing the transient stability (TS) model of the future high renewable penetration in the power grid in California. The method consists of utilizing an existing future Western Electricity Coordinating Council (WECC) grid model in the database and locating the conventional plants in the base model that will potentially retire in the next few years in California. Next, the dynamic models of those identified conventional plants and controls in the existing model are modified to replicate the future power generation in the California region. Different scenarios of future power grid in California are developed for various renewable penetration levels and control strategies in renewable power plants. The effect of the control strategies on the stability of the power grid under events like loss of generation are evaluated. Based on these evaluations, certain control features in power plants are identified as necessary for stability of future power grids.


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