Advanced Thermal-Hydraulics Laboratory

Research

Advanced Optical Diagnostics

Optical techniques for high-resolution experiments


  • Laser interferometry for micro-thin film

  • Total internal reflection for phase detection

  • Intergrated HSV-TIR-IR imaging

  • High-speed synchrotron X-ray imaging


Adavanced thermometry techniques


  • High-speed infrared thermometry for surface temperature and heat flux


  • Rainbow schlieren deflectometry for temperature field in fluids

  • DEPIcT (DEtection of Phase by Infrared Thermometry)

  • Phosphor thermometry


Experiments

Phase-change heat transfer fundamentals


  • Subcooled nucleate boiling


  • Departure from nucleate boiling


  • Slug flow boiling on downward-facing wall


  • Droplet-wall collision dynamics and heat transfer


  • Quenching/reflood heat transfer

Heat pipe for nuclear systems


  • Fork-type heat pipe for passive cooling of spent fuel pool


  • Heat pipe for micro/mobile and space reactor applications


ATF and CRUD effects on boiling and quenching heat transfer in LWRs

Ultra-high heat flux cooling for fusion reactor and military

Hyper-Vapotron and 3D porous structures

Containment thermal-hydraulics

film condensation and evaporation, aerosol removal

Modeling and Simulation

Meso-Scale Simulation


  • Hybrid multiphase simulation of flow boiling heat transfer using OpenFOAM and Fluent


  • CFD simulation of steam extraction from surface condenser


  • Multiphase simulation of boiling and condensation in porous media

System-Scale Simulation


  • MARS-CUPID coupled simulation of two-phase flow heat exchanger


  • Safety analysis of nuclear reactor systems using MARS and SPACE


  • Coupled Thermo-Hydro-Mechanical-Chemical (THMC) modeling and

simulation of radionuclides transport in disposal systems of spent nuclear fuels