Active Clean Energy Materials & Manufacturing

DualFluxForward: Establishing UK Leadership in Dual Flux Electric Motor Technology. From Advanced Architecture to a market ready design demonstrator

In plain English

AI plain-English summary

A new type of electric motor combines two different magnetic principles inside a single spinning rotor to deliver high efficiency across a wider range of driving conditions. Most electric car motors are either permanent-magnet designs, which are efficient but expensive and rely on scarce materials, or electronically excited machines, which are cheaper but less efficient at high speeds. This dual-flux motor blends both approaches in a hybrid rotor, allowing the motor to switch seamlessly between the two modes depending on whether the car needs more torque or more speed. The result is a motor that can maintain high efficiency across a broader performance range than either type alone. If the project succeeds, it will produce a working demonstrator motor and drive system for a passenger car, along with a software toolchain that lets manufacturers quickly adapt the design for different vehicles. This could reduce the cost and time needed to bring new electric drivetrains to market, and lower reliance on expensive rare-earth magnets. The technology is aimed squarely at commercial deployment, not fundamental discovery.

View original technical description
This project advances and demonstrates our innovative **dual-flux motor technology** for automotive applications. Combining Permanent Magnets **(PM)** and Electronically Excited Synchronous Machine **(EESM)** principles in a **hybrid rotor** design, it offers higher flexibility and efficiency across varied torque and speed demands. Building on existing IP, we'll develop a passenger car motor and drive demonstrator while creating a scalable design toolchain for swift customization to varying customer demands. By streamlining **integration** with vehicle interfaces, the project aims to accelerate time-to-market and enable broad adoption. The resulting proof of concept highlights the commercial viability and versatile performance of dual-flux motors.

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Original classification

Legacy Department of Trade & Industry

Plain English summaries and category classifications on this site are generated by AI and may not perfectly reflect the original research.