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What’s new in Simcenter Fluxmotor 2026.1

As electrification continues to accelerate across automotive, aerospace and industrial applications, electric machine development is becoming increasingly demanding. Engineers are exploring more advanced machine architectures, balancing electromagnetic and thermal performance requirements, and evaluating a growing number of design alternatives within increasingly compressed development cycles.

Simcenter Fluxmotor helps engineers rapidly design, characterize and compare electric machine concepts through integrated electromagnetic, thermal and NVH evaluations. With the 2026.1 release, new capabilities further expand machine design possibilities, improve thermally aware performance evaluation, and strengthen connectivity across the Simcenter portfolio.

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Design more advanced machine architectures

Simcenter Fluxmotor 2026.1 expands support for advanced machine architectures through new winding design capabilities and extended machine topology coverage.

Multi-three-phase machine configurations

Dedicated winding design workflows simplify the creation and analysis of fault-tolerant multi-three-phase machine configurations. Engineers can rapidly define, visualize and validate complex winding arrangements, making it easier to investigate advanced winding concepts during the pre-design phase.

Video 1. Multi-three-phase winding definition in Simcenter Fluxmotor

N‑phase machines

The 2026.1 release broadens support for n-phase machines (also called symmetric polyphase machines) to four topologies by adding internal-rotor and external-rotor squirrel-cage induction machine (IMSQ) architectures to the existing SMPM models.

These machine architectures use the same electromagnetic, thermal and NVH evaluation workflows as conventional machines, ensuring that new topologies can be assessed within a consistent and familiar pre‑design environment.

Video 2. Electromagnetic, thermal and NVH evaluations for n-phase machine architectures in Simcenter Fluxmotor

Together, these enhancements enable engineers to explore advanced machine architectures and winding concepts while maintaining the rapid pre-design workflows of Simcenter Fluxmotor.


Evaluate performance under realistic operating conditions

Electromagnetic performance alone does not always reflect the true operating capability of an electric machine. In many applications, thermal constraints ultimately determine the achievable torque, speed and operating envelope.

To provide a more realistic assessment of machine behavior, Simcenter Fluxmotor 2026.1 introduces enhanced thermal-aware performance evaluation capabilities. Engineers can generate machine temperature maps and incorporate thermal constraints directly into performance analyses, helping to identify thermal limitations earlier in the design process.

Video 3: Thermal-aware performance mapping in Simcenter Fluxmotor

By combining electromagnetic and thermal considerations within the same workflow, Simcenter Fluxmotor enables more realistic performance evaluations and supports better-informed design decisions during the pre-design phase.


Extend machine models through multiphysics workflows and optimization

The machine initial design is usually the first step of a much broader engineering process. Once a machine concept has been evaluated, engineers frequently need to perform detailed simulations, optimization studies, system analyses and electrification investigations.

Simcenter Fluxmotor 2026.1 further strengthens connectivity across the Simcenter portfolio, enabling machine information generated during pre-design to be reused across downstream engineering workflows.

Parameterized machine models can be transferred to Simcenter Simlab, allowing engineers to continue their development process with higher-fidelity electromagnetic simulations while preserving key design parameters. This provides a seamless transition from rapid machine pre-design to detailed engineering analysis. Via Simcenter Simlab, the 2026.1 release also introduces support for two additional rotor types: Inner Bar for induction machines and Inner Variable Reluctance for synchronous machines.

Video 4. Export of parameterized machine models from Simcenter Fluxmotor to Simcenter Simlab for detailed electromagnetic analysis

Machine designs can also be connected directly to Simcenter HEEDS, enabling automated exploration of larger design spaces and reducing the effort required to evaluate design alternatives. Engineers can investigate the impact of machine parameters on performance objectives and identify optimal solutions more efficiently.

Video 5. Connecting Simcenter Fluxmotor with Simcenter HEEDS for design exploration and optimization

For thermal investigations, Simcenter Fluxmotor can generate and export motor thermal networks to Simcenter Amesim, enabling machine thermal behavior to be incorporated into broader system-level simulations. This helps engineers evaluate thermal interactions between the electric machine and the surrounding system earlier in the development process.

Video 6. Export of motor thermal networks from Simcenter Fluxmotor to Simcenter Amesim

Simcenter Fluxmotor models can also be leveraged within Simcenter E-Motor Director workflows, enabling machine designs to be integrated more efficiently into electrification studies while reducing model preparation effort and improving workflow continuity across engineering teams.


From machine concepts to connected engineering workflows

Simcenter Fluxmotor 2026.1 continues to extend the value of machine pre-design beyond the early stages of development. New capabilities for advanced machine architectures and thermal-aware performance evaluation help engineers gain deeper insight into machine behavior, while enhanced connectivity across the Simcenter portfolio enables machine information to be reused throughout simulation, optimization and system-level engineering workflows.

The result is a more connected development process that helps engineering teams move from concept exploration to engineering validation with greater speed and confidence.

Alejandro Rodriguez
Product Manager | Simcenter Fluxmotor
Anh-Tuan Vo
Technical Product Manager | Simcenter Fluxmotor

Limin Huang
Product Marketing for Electromagnetics | Simcenter

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This article first appeared on the Siemens Digital Industries Software blog at https://blogs.sw.siemens.com/simcenter/whats-new-in-simcenter-fluxmotor-2026-1/