Dynamic Motor Drive vehicle test · supplied document
Dynamic Motor Drive
Software-based torque modulation for a reported low-load efficiency investigation.
Explore →Electric Aviation
Propulsion-control software development from system models to prototype aircraft flight.
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EESM test setup · supplied document
Externally Excited Synchronous Motor
Parameter identification and nonlinear modeling for an initially undocumented production machine.
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SPM and IPM rotor structures · supplied document · topology illustration, not the project test unit
Surface Permanent Magnet Synchronous Generator
Manual controller implementation and maximum-power-point tracking on a DSP platform.
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Doubly fed induction generator system diagram · supplied document · topology illustration, not the project test unit
Doubly Fed Induction Generator
Machine identification, grid-interface modeling and real-time generator control.
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Switched reluctance machine structure · supplied document · topology illustration, not the project test unit
Switched Reluctance Generator Drive
Nonlinear characterization and sequential phase control for a 6/4 generator.
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Induction machine field diagram · supplied document · topology illustration, not the project test unit
Dual-Inverter Open-Winding Induction Motor
Energy-balance control of a dual-inverter drive with a floating DC capacitor.
Explore →Induction machine field diagram · supplied document · topology illustration, not the project test unit
Floating-Capacitor H-Bridge Induction Motor Drive
Grid-synchronized control with per-phase floating-capacitor power electronics.
Explore →Experience and evidence
These records describe Dr. Leng’s work in research and industry. Results are attributed to the supplied project brief unless a public source is identified. They are not general performance guarantees or claims of certification.
Read the operating conditions
Interpret each outcome with its machine, controller, test cycle and measurement boundary. Public video links provide demonstrations; they do not replace a complete test report.
Connected expertise.
Motor topology illustration supplied in the brief
From motor models to tested drive controls.
Six connected services covering machine models, inverter losses, simulation, testing, calibration and training.
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Dr. Siyu Leng · photograph supplied with the biography
Dr. Siyu Leng
Engineering experience spanning electric aircraft propulsion, motor drive research, real-time simulation and vehicle calibration.
Explore →Bring us your challenge.
Start with your application, constraints and the decision you need to make.