Research
Multiphysics and Multiscale Simulation Methods for Electromagnetic Energy Assisted
Multiphysics and Multiscale Simulation Methods for Electromagnetic Energy Assisted
Fossil Fuel to Hydrogen Conversion
Fossil Fuel to Hydrogen Conversion
All-Frequency Stable Formulation for EM Applications
All-Frequency Stable Formulation for EM Applications
Electricomagnetic field and conduction current distributions of a simple RC circuit at different frequencies
Electricomagnetic field and conduction current distributions of a simple RC circuit at different frequencies
Scalar potential, conduction current, & magnetic field distributions of a coil inductor at different frequencies
Scalar potential, conduction current, & magnetic field distributions of a coil inductor at different frequencies
High-Power Electromagnetics-Plasma Interaction
High-Power Electromagnetics-Plasma Interaction
High-power microwave breakdown in air gap
High-power microwave breakdown in air gap
Movie shows high-power microwave breakdown in air, which causes shielding of electromagnetic wave.
Electric field and plasma energy distributions during high-power microwave air breakdown
Electric field and plasma energy distributions during high-power microwave air breakdown
Plasma density distribution during high-power microwave air breakdown. Plasma form in a pattern of filamentary array.
Plasma density distribution during high-power microwave air breakdown. Plasma form in a pattern of filamentary array.
Dynamic Techniqes in Electromagnetics and Multiphysics
Dynamic Techniqes in Electromagnetics and Multiphysics
Dynamic p-Adaptation
Dynamic p-Adaptation
This movie shows the incident plane wave interacting with an aircraft and getting reflected. LHS: Electric field distribution; RHS: Corresponding polynomial order
Dynamic h-Adaptation
Dynamic h-Adaptation
Snapshots of the y component of the electric field and the corresponding dynamically adaptive mesh at different time instants.
Magnetic Hysteresis and Machine Modeling
Magnetic Hysteresis and Machine Modeling
(a)
(c)
Nonlinear demagnetization process showing magnetic hysteresis. Simulated by the nonlinear time-domain finite-element method with a Newton-Raphson scheme
Nonlinear demagnetization process showing magnetic hysteresis. Simulated by the nonlinear time-domain finite-element method with a Newton-Raphson scheme
(b)
(d)
(a) Observation points on the steel channels. (b)-(d) Demagnetization process and magnetic remanence (small inserts) at the three observation points P1-P3, respectively.
Three-phase induction motor
Three-phase induction motor
Rotating magnetic field (RMF)
Rotating magnetic field (RMF)
50-Hz three-phase input current; Rotating speed: 1500 rpm