# About SPS Software

**URL:** <https://community.opal-rt.com/t/about-sps-software/43>\
**Category:** Q&A\
**Tags:** sps-software\
**Created:** [February 19, 2026, 2:45am UTC](https://community.opal-rt.com/t/about-sps-software/43 "2026-02-19T02:45:38Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![MariaZanutto](https://avatars.discourse-cdn.com/v4/letter/m/43a26b/32.png) [@MariaZanutto](https://community.opal-rt.com/u/MariaZanutto)\
**Post date:** [February 19, 2026, 2:45am UTC](https://community.opal-rt.com/t/about-sps-software/43/1 "2026-02-19T02:45:39Z")

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### What is SPS Software?

**SPS Software** (Smart Power Simulations) is a specialized simulation environment engineered for the rigorous demands of power systems and power electronics analysis.

More than just a solver, it provides a comprehensive ecosystem within MATLAB/Simulink™ optimized to handle the **stiff numerical challenges** typical of modern electrical grids—where slow electromechanical dynamics interact with ultra-fast switching transients.

### What problems is it designed to solve?

SPS Software excels in scenarios where standard simulation configurations often hit a performance wall:

- **Renewable Integration:** Efficiently simulating complex topologies like PV arrays, Wind Farms (DFIG, Full Scale), and BESS connected to the grid without compromising stability.
- **Power Electronics:** Modeling high-switching frequency converters (MMC, VSC, Buck/Boost) effectively, drastically reducing simulation time compared to variable-step solvers.
- **Large Scale Grids:** Handling transmission and distribution networks (such as IEEE test feeders) with numerical robustness.

### Core Features

- **100% MATLAB/Simulink Compatible:** Operates directly within your familiar environment, preserving your existing workflow.
- **Specialized Libraries:** Validated, ready-to-use blocks for Machines, Transformers, Transmission Lines, and FACTS devices.
- **Robust Solvers:** Utilizes stable discretization algorithms specifically tuned for the numerical stiffness of electrical circuits, ensuring reliable convergence.

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**New to SPS Software?**  
We recommend checking the [Quick Start Guide]([https://opal-rt.atlassian.net/wiki/spaces/PSPS](https://opal-rt.atlassian.net/wiki/spaces/PSPS) Software/pages/1551335685/Quick+Start) first or exploring our [Example Models]([https://opal-rt.atlassian.net/wiki/spaces/PSPS](https://opal-rt.atlassian.net/wiki/spaces/PSPS) Software/pages/1551794571/Example+Models) to get hands-on experience!