
Dr Peiliang Sun
BSc, MSc, PhD
Expertise
Current positions
Senior Research Associate
School of Electrical, Electronic and Mechanical Engineering
Contact
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Research interests
My research centers on sustainable electrification, energy conversion, and advanced power delivery for future propulsion and power networks. By integrating multiphysics modeling with advanced real-time control algorithms, my work supports the development of high-power-density electrical machines and highly efficient power electronics systems.
My research interests are categorized into three core engineering themes:
Advanced Motor Drives and Rapid Control Prototyping
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Developing real-time, model-based design and hardware-in-the-loop (HIL) control workflows targeting dSPACE, Speedgoat HDL, TI C2000, and FPGA systems.
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Designing and implementing Field-Oriented Control (FOC), space vector pulse width modulation (SVPWM), and sensorless control algorithms for ultra-high-speed and multiphase permanent magnet synchronous motors (PMSMs).
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Executing automated dyno testing and hardware verification for complex electrified powertrains.
Power Electronics and Microgrid Integration
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Modeling and controlling general DC/AC power electronics converters, with specialized expertise in modular multilevel converters (MMCs).
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Developing control frameworks for static frequency conversion, renewable energy integration, and AC/DC microgrids.
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Addressing system-level power quality compensation, power sharing, and stability for dynamic loads, particularly within high-speed railway traction networks and multi-energy hubs.
Multiphysics Machine Design and Harmonic Modeling
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Employing finite element analysis (FEA) and coupled thermal-electromagnetic simulations to design and optimize motor topologies tailored for sustainable transportation electrification.
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Advancing inverter system harmonic modeling through novel frequency-domain spectrum models, enabling fast, accurate evaluation of steady-state harmonics to minimize ripple content and optimize DC capacitors.
