Realis Simulation is a trusted partner to the world’s leading transport manufacturers, OEMs, and Tier 1 suppliers. We develop simulation software to deliver fast, repeatable, and predictive results across existing and emerging propulsion technologies, enabling the journey to net zero emissions. Our products model all major propulsion technologies, rapidly answering the ‘What ifs’ in a timely and cost-effective manner, reducing the requirement for expensive hardware testing. The suite of leading-edge simulation tools facilitate design and calibration programmes as we transition into the future, supporting clean combustion fuels, sustainable powertrain systems, efficient vehicle transmission and optimised hybrid internal combustion/electric solutions.

Accelerating Possibilities

Our mission is to continue enabling expert design engineers to model propulsion technologies fit for the future. Realis engineering analysis tools deliver rapid results for fluids, structures and systems which empower our customers to address the planet’s biggest transport decarbonisation challenges. Based on nearly 30 years of software expertise, Realis focuses on delivering highly tailored tools and application engineering support to provide fast, repeatable, and predictive results across existing and emerging technologies.

Realis Simulation offers these solutions to complex customer challenges:

  • Clean fuel technology
  • Sustainable powertrain systems
  • Efficient vehicle transmission
  • Optimised hybrid solutions

Benefits for our customers:

  • Easy-to-use and intuitive software tools. Seamlessly integrate into existing processes and eco-systems
  • Reduced time and costs. By lowering dependency on hardware prototyping and testing
  • Easy management of increasingly complex designs. Created by regulation changes and consumer performance expectations
  • Trusted guidance on the right solution for the right application. Offering solutions for six key markets from passenger car to marine

Realis Simulation product families

Fluid Dynamics

Our 1D engine performance tool runs faster than real-time can be used for not only engine system optimisation but virtual calibration.

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Structural Mechanics

The essential suite to design, analyse and optimise mechanical systems in terms of friction, durability and NVH.

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Systems Engineering

Systems engineering with comprehensive automotive application-specific Modelica libraries analysing the impact of sub-systems interactions.

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Our insights

Using Analysis of the Ring Pack and Piston to Optimise Oil Consumption of Current and Future Engines

Using Analysis of the Ring Pack and Piston to Optimise Oil Consumption of Current and Future Engines

Technical paper
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A New Analytical Method for calculating Transient Lube Oil Consumption with Validation against Measurements

A New Analytical Method for calculating Transient Lube Oil Consumption with Validation against Measurements

Technical paper
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Calculation of Thermal Boundary Conditions for Hydrogen Internal Combustion Engines

Calculation of Thermal Boundary Conditions for Hydrogen Internal Combustion Engines

Technical paper
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Clean combustion modelling

Clean combustion modelling

Brochure
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Hydrogen combustion

Hydrogen combustion

Brochure
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Highly efficient development of powertrain systems using 1D Real-Time Engine Model

Highly efficient development of powertrain systems using 1D Real-Time Engine Model

Technical paper
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Exhaust emissions modelling

Exhaust emissions modelling

Brochure
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How thermal analysis meets the challenges of future IC engine development

How thermal analysis meets the challenges of future IC engine development

White paper
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Customer support

A newly organised support portal has been designed to provide easy access to software downloads, training documents, and open support tickets. Access to the exclusive support portal is permitted only to registered Realis Simulation customers.

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