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LF Energy Grid Simulation and Modeling is a special interest group collaborating on open source solutions for power system simulation and modeling

The LF Energy Grid Simulation and Modeling SIG is a collaborative initiative focused on advancing open source tools and methodologies for power system simulation, forecasting, and grid modeling. The group fosters innovation, cross-project collaboration, and alignment with industry standards to enhance grid planning, operation, and resilience in the energy transition.

Purpose and Goals

The SIG is designed to support and guide open source projects that enable accurate, scalable, and interoperable grid simulations and modeling. By driving open collaboration and technical excellence, the LF Energy Grid Simulation and Modeling SIG is shaping the future of power system planning, operation, and resilience. Its key objectives include:

  • Identifying synergies between projects to optimize collaboration and integration across LF Energy’s ecosystem.
  • Facilitating adoption by DSOs/TSOs by helping projects align with real-world grid operator needs.
  • Bridging gaps in simulation and modeling capabilities, identifying where new projects or enhancements are needed.
  • Engaging with standards organizations (e.g., ENTSO-E, IEC CIM, CGMES, NERC/FERC) to support upstream standard development and downstream implementation.
  • Coordinating with universities, research institutions, and industry to drive innovation and maintain alignment between academic research and industry needs.

Key Projects

Arras

A distributed energy system simulator designed to model and evaluate the impact of high renewable penetration, storage, and flexible demand on grid stability.

covXtreme

An open source extreme weather modeling tool that assesses the impact of climate events on grid infrastructure, enabling resilience planning.

Dynawo

A high-performance, open source power system simulation engine, supporting dynamic stability analysis for large-scale grids.

Grid Capacity Map

A visualization tool that helps stakeholders assess grid hosting capacity, accelerating DER and EV integration.

GridFM

An open source framework to enable the emergence of foundation models for power grids.

GRIP (Grid Resilience and Intelligence Platform)

A modular framework for grid analytics, resilience planning, and decision support, integrating real-time data sources.

OpenSTEF (Open Short-Term Energy Forecasting)

An open-source tool for data-driven energy forecasting, helping DSOs and TSOs predict short-term load and generation trends.

Power Grid Model

A Python-based power system analysis tool, providing fast, scalable power flow and contingency analysis capabilities.

PowSyBl

An open source library dedicated to electrical grid modeling and simulation.