Complex Digital twin vehicle model using Functional Mock-Up Interface (FMI)

Q: What does this research mean for the field?

An integrated digital twin vehicle model utilizing Functional Mock-Up Interface (FMI) for co-simulation enables early system-level validation and safe, repeatable virtual testing, overcoming the limitations of physical testing. Novelty: ClaimNovelty.METHODOLOGICAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

Michael Böhm; Jan Fojtasek; Josef Štětina

doi:10.5281/zenodo.19257305

September 2, 2026Open Access

Complex Digital twin vehicle model using Functional Mock-Up Interface (FMI)

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Key Points

To develop an integrated digital twin vehicle architecture using Functional Mock-Up Interface co-simulation to evaluate coupled powertrain, vehicle dynamics, electro-thermal behavior, and driver assistance systems.
Coupled a GT-SUITE powertrain model with vehicle dynamics using Functional Mock-Up Interface (FMI) standards for multi-domain co-simulation.
Implemented a multi-level validation methodology to evaluate coupled electro-thermal behavior and advanced driver assistance systems (ADAS).
Established an integrated virtual testing framework that overcomes physical testing constraints, including high prototype costs, safety limits, and isolated subsystem validation.
Demonstrated safe, repeatable, and early system-level validation across expanded driving scenarios.

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Implication

Simulation study demonstrates an integrated digital twin framework for vehicle systems via Functional Mock-Up Interface, suggesting safer and cost-effective virtual validation.

Abstract

Motivation and development context Digital twin architecture GT-SUITE powertrain model FMI-based co-simulation Multi-level validation methodology Validation results Engineering impact and applications Increasing System Complexity, Coupled powertrain & vehicle dynamics, Electro-thermal behaviour, ADAS integration Limitations of Physical Testing, Isolated subsystem validation, Limited scenario coverage, High cost & safety constraints Need for Integrated Digital Twin, Safe & repeatable virtual testing, Early system-level validation,FMI-based tool coupling

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Böhm et al. (2026) studied this question.

synapsesocial.com/papers/6a9a85345d9e33f25c630cf4 https://doi.org/10.5281/zenodo.19257305

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Complex Digital twin vehicle model using Functional Mock-Up Interface (FMI)

Key Points

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Implication

Abstract

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Cite This Study

Complex Digital twin vehicle model using Functional Mock-Up Interface (FMI)

Key Points

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Implication

Abstract

Discussion

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