High-Voltage and Power Transmission Technology (HVTT)
The High-Voltage and Power Transmission Technology (HVTT) Laboratory conducts advanced research on high-voltage engineering, insulation systems, transmission line technologies, and power system transient analysis and protection, as well as diverse high-voltage phenomena and applications such as electrocoalescence of drops, electromechanics of particles in insulating gas, and cell or particle separation. Our work involves experimental studies and computational modeling to investigate high-voltage engineering in both practical and fundamental aspects.
Research Highlights
- Transmission Lines technologies—Finite-element simulation of transmission lines to analyze electric field distribution, maximum field strength, and insulation capability.
- Multiphysics Simulation—electric field, temperature distribution, and fluid flow in treatment chambers for pulsed-electric processing of liquid foods; electrostatic and mechanical forces for drop deformation and stability in insulating oil under high-voltage field.
- Electrocoalescence of drop—High-voltage application for separating water drops from insulating oils based on electrokinetics of drop.
- Electromechanics of Particles—Particle behavior in insulating gas under electric field, partial discharge due to particles in the system, and particle trapping with electrical force.
- Cell/Particle Separation by Dielectrophoresis (DEP)—Separation of particles of different sizes, cells from particles, and infected red blood cells from normal cells using microfluidic channels. Investigation of cell responses and behavioral changes under electric field and characterization of cellular electrical properties.
- Impedance Spectroscopy of Biological Particles—Investigation of the electrical characteristics of cells or particles through impedance measurement at different frequencies
- Optimization of Electric Pulses for Electroporation—Analysis of electrical pulse parameters influencing the electroporation to identify the optimal conditions for inducing reversible pore.
- Power System and Protection—Real-time simulation and testing, transient analysis in power system, modern power system protection, fault detection, surge arrester.
Members
Head of Research Laboratory
Dr.Boonchai Techaumnat
Professor
Research area
– High-voltage engineering
– Transmission-line technologies
– Numerical field analysis
Email: Boonchai.T@chula.ac.th
Dr.Wikanda Nantanawut
Lecturer
Research area
– High-voltage engineering
– Numerical field analysis
– Electrokinetics
Email: wikanda.n@chula.ac.th
Dr.Chanarong Banmongkol
Assistant Professor
Research area
– Condition assessment of high-voltage equipment
– Power system transient analysis
Email: channarong.b@chula.ac.th