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Laboratory of the Thermal‑Hydraulic and Nuclear Area
'GEPELON' Facility
  • Generation of Ondulating Liquid Film Installation for producing annular two‑phase flow.
  • Upward and downward operation with a 5‑meter column and multiple pipe diameters.
  • Monitoring and control of flow rates, pressures, and temperatures across all lines.
  • PID control of the pump and water heater.
  • Measurement of the liquid film using custom-designed conductance probes.
'CAPELON' Facility

‘CAmara de PElícula ONdulatoria’

  • Free‑fall annular two‑phase flow generation facility with camera‑assisted measurement.
  • Monitoring and control of flow rate, pressure, and temperature.
  • High‑speed camera for flow imaging (up to 130,000 frames per second).
  • High‑power laser with an optical system for generating a plane of known dimensions.
  • Liquid film measurement using the Planar Laser‑Induced Fluorescence (PLIF) technique.
'JEBEA' Facility
  • JEt BEhavior Analysis facility for air/steam jet discharge into suppression pools.
  • Monitoring and control of all parameters from the central computer.
  • Automatic operation of solenoid valves and PID‑based air temperature control.
  • Jet measurement using a high‑speed camera (2,200 frames per second in full HD).
  • Variable discharge of air–steam mixtures using nozzles and spargers of different sizes.
'LOCACHAN' Facility
  • Counter‑current air flow facility, simulating the stratified flow conditions that occur during a LOCA event.
  • Generation of a thin water film using a guided injector.
  • Level control through turbulence dampers.
  • Parameter logging and monitoring via a portable data‑acquisition system.
    Measurement system using a high‑speed camera (2,200 frames per second in full HD).