Publications
ASEAN Technical Exchange Workshop for System Operators, Regulators, and Policymakers
Presenters: Lina Ramirez, Yonghong Chen, Seong Choi – National Renewable Energy Laboratory
This presentation provides an in-depth look at power system planning, cross-border electricity trading, and …
Review of Technical Requirements for Inverter-Based Resources in Chile
This report, developed by the National Renewable Energy Laboratory (NREL) through the Global Power System Transformation (G-PST) Consortium, in collaboration with Coordinator Eléctrico Nacional (CEN), …
A Review of the Generic Grid-Forming Model Used by the System Operator in Chile
Chile is working towards a 100% renewable energy system by 2030, with 80% of its energy supply coming from inverter-based resources (IBR). This transition, including …
What Is Power System Curtailment?
Most practitioners are familiar with the curtailment of variable renewable energy (VRE) resources like wind and solar photovoltaics as a reduced production of power relative …
Tools & Data
Real Time Phasor Analytics and RTPA-SCR System Strength Online Tool
This presentation showcases the Real-Time Phasor Analytics (RTPA) framework for monitoring inertia and assessing system strength in power grids. RTPA is an open-source tool designed …
Sienna Modeling Framework
The Sienna modeling framework is designed to build, solve, and analyze scheduling problems and dynamic simulations for quasi-static infrastructure systems.
As energy …
Open-Source Power System Software
The G-PST Consortium’s Pillar 5, led by VTT Finland with support from NREL, is developing an open-source tool portal to help filter, visualize, and identify …
Peer-Learning and Presentations
EMT Modeling and Testing Session with Nova Scotia Power
July 8, 2025
The session focuses on Nova Scotia Power’s (NSPI’s) approach to electromagnetic transient (EMT) model quality testing and full-system modeling. Engineers from NSPI present …
G-PST/ESIG Webinar: P2X and Future Sector Coupling in Denmark
June 22, 2025
Denmark aims to achieve a climate-neutral economy by 2045, with a power system based on renewables by 2030. Wind and solar capacities are …
G-PST/ESIG Webinar: Moving Beyond SCR – Updating Our Stability Screening Methods
May 23, 2025
Featured Speakers: Matthew Richwine, Founding Partner, Telos Energy and Nick Miller, Principal, HickoryLedge LLC
Stability screening methods like short-circuit ratio (SCR) and its variants …
G-PST/ESIG Webinar: Ireland and Northern Ireland’s Operational Policy Roadmap 2025 to 2035
May 1, 2025
EirGrid (the TSO of Ireland) and SONI (the TSO of Northern Ireland) are currently operating the power system on the Island of Ireland …
