Selected Work

Projects & Case Studies

A selection of representative engagements — electromagnetic sizing, control development, thermal management and AI-based diagnostics — across automotive, aerospace and industrial programs. NDAs prevent us from naming clients; we can discuss technical detail under a mutual NDA.

Automotive ▸ TRACTION · 160 kW · 16 000 RPM · IPM 8-POLE
EV Traction · PMSM · 8-pole

160 kW EV Traction Motor

High-speed IPM design with hairpin stator, optimized for continuous highway operation and peak overload during hard acceleration.

IPMHairpinFOCWater-Jacket
Aerospace CH-A · iₐ iᵦ i꜀ CH-B · iₐ iᵦ i꜀ CH-A CH-B ▸ DUAL-WINDING · REDUNDANT · DO-160
Aerospace · Dual-Wound · PMSM

Redundant Flight-Control Actuator

Dual-winding fault-tolerant PMSM with independent inverter channels, delivering full torque under single-channel failure.

Fault-TolerantRedundantHILDO-160
Thermal 180°C 120°C 65°C ▸ CHT · STATOR THERMAL FIELD ΔT = 115°C · HOTSPOT END-TURN
Thermal · CHT · Water-Oil Hybrid

Hybrid-Cooled Stator Optimization

Conjugate heat-transfer study combining water jacket and oil-spray cooling, reducing winding hotspot by 14°C at rated load.

CFDCHTOil-SprayStar-CCM+
Control TORQUE (Nm) vs SPEED (rpm) MTPA FIELD-WEAK SENSORLESS · SLIDING-MODE · 2.5x BASE
Control · MTPA + Field-Weakening

Sensorless FOC with Wide Speed Range

Combined MTPA and field-weakening controller with sliding-mode back-EMF observer — stable from standstill to 2.5x base speed.

SensorlessMTPAField WeakeningHIL
AI MCSA · FFT · LIVE SIGNATURE BEARING HARMONIC Hz 1D-CNN · EARLY FAULT · ~200h LEAD TIME
AI · Predictive Maintenance

Bearing-Fault Early Detection

1D-CNN trained on motor current signatures detects incipient bearing faults ~200 operating hours before audible symptoms.

CNNMCSAPyTorchEdge
Industrial DC-LINK · 700V M1 · 75 kW M2 · 75 kW LOAD-SHARE 2x INDUCTION VFD · HARMONIC-OPT · PROCESS
Industrial · Dual Variable-Speed Drive

High-Efficiency Compressor Drive

Dual 75 kW induction-motor drive with harmonic-optimized inverter and load-sharing control for a process-industry customer.

InductionVFDHarmonicsLoad-Share
High-Speed B ▸ NO IRON · COPPER + ALUMINIUM ONLY ▸ AIR-CORE INDUCTION · 45 000 RPM · SLIP 2.3%
Air-Core · Induction · High-Speed

Air-Core Induction Machine

Iron-free high-speed induction drive — copper stator windings with an aluminium rotor cylinder, eliminating core losses and enabling 45 000 RPM operation for turbomachinery spindles.

CorelessLow InductanceHigh-Freq VFDTurbo Spindle
Education AC · 60 Hz LC PEAK · ω₀ C=120µF · L=58mH ▸ EDDY-CURRENT LEVITATION · REPULSIVE FORCE ▸ THOMSON'S RING · LC RESONANCE DEMO
Electromagnetic · LC Resonance · Demonstration

Resonance Jumping Ring

Thomson's jumping ring rebuilt as a tuned LC apparatus — induced eddy currents in an aluminium ring produce a repulsive field; driven at LC resonance, the ring levitates continuously for lecture demonstrations.

Eddy CurrentsLC ResonanceLevitationTeaching

Want the technical deep-dive on any of these?

Ask under NDA