Innovation-ready real-time digital simulator
We offer the industry’s most complete, scalable, flexible and highest-performance real-time digital simulation solution for power systems, enabling engineers and scientists to simulate everything from fast electromagnetic transients (EMT) to phasor-domain transients (PDT/RMS), enhancing system-wide stability and protection, while advancing the integration of inverter-based resources (IBRs), as well as grid digitalization and cybersecurity, across transmission and distribution systems.
They trust us
01
Microgrid & renewable energy
We are the real-time simulation engine behind system operators and OEMs working toward 100% renewable microgrids—on islands, campuses, and military bases alike.
02
Distribution automation
From ADMS and DERMS to FLISR and Volt/VAR controllers, we enable real-time testing of the brains behind tomorrow’s self-healing, DER-rich distribution grids.
03
Digitalization & cybersecurity
From IEC 61850 digital substations to NERC CIP-ready control systems, we are the only cyber-physical simulation platform for validating secure, digital power networks.
04
Wide area monitoring, protection, and control
We enable real-time validation of wide-area control systems—where synchrophasor data, protection logic, and control center decisions must align in milliseconds.
05
Modular multilevel converters
Leading HVDC and FACTS innovators use OPAL-RT to design, test, and deploy next-gen MMC-based systems with confidence—under real-time stress conditions.
06
Protection
Before protection relays go live in mission-critical environments, utilities and OEMs put them through closed-loop, real-time HIL tests powered by OPAL-RT.
07
Substation automation
We empower engineers to virtually commission digital substations—integrating IEDs, SCADA systems, and automation logic—all in real time.
Looking for the highest-performance real-time digital simulation solution?
We are here to help you find the perfect solution tailored to meet the unique challenges of even your most demanding applications.
FAQ
Find the answers to your questions
What are the key benefits of using OPAL-RT’s real-time digital simulators for renewable microgrid development?
Our real-time digital simulation solutions deliver unmatched accuracy and scalability for modeling renewable microgrids. We enable engineers to simulate complex interactions between inverter-based resources (IBRs), energy storage systems, and dynamic loads. Whether you’re working on islanded systems, campus deployments, or military installations, we provide the tools to test, optimize, and validate 100% renewable operations with real-time confidence.
How does OPAL-RT support cybersecurity and digitalization efforts in modern power systems?
We offer the industry’s only integrated cyber-physical simulation platform, enabling utilities and OEMs to test and validate secure, digitalized control systems under realistic conditions. With support for key standards like IEC 61850 and tools for NERC CIP compliance testing, we help de-risk your digital transformation by creating a safe, real-time environment for validation and verification.
Why do industry leaders like Siemens Energy, GE Vernova, and NYPA rely on OPAL-RT for grid simulation?
Our solutions provide the flexibility, performance, and fidelity that industry leaders demand. From electromagnetic transient (EMT) simulations to phasor-domain (PDT/RMS) modeling, we help our clients accurately validate grid behavior, enhance protection strategies, and ensure system stability—empowering them to stay ahead of evolving grid challenges.
What advantages does OPAL-RT offer for testing wide-area protection and control systems?
We enable precise, real-time testing of wide-area monitoring, protection, and control (WAMPAC) systems. Our platform synchronizes phasor data, protection logic, and control center decisions within milliseconds, ensuring engineers can validate fault responses and system coordination across geographically dispersed networks with high confidence.
How can OPAL-RT help with modular multilevel converter (MMC) and HVDC system development?
We provide a high-fidelity, real-time environment to design, test, and validate LCC and VSC HVDC and FACTS systems, including MMC. Our platform allows you to simulate edge-case scenarios, stress-test control algorithms, and accelerate deployment, minimizing project risk and ensuring robust performance in demanding field conditions.
EXata CPS has been specifically designed for real-time performance to allow studies of cyberattacks on power systems through the Communication Network layer of any size and connecting to any number of equipment for HIL and PHIL simulations. This is a discrete event simulation toolkit that considers all the inherent physics-based properties that will affect how the network (either wired or wireless) behaves.