PANDA (CFD facility)
SwitzerlandSystem components:
- Reactor Pressure Vessel
- Wet Well
- Dry Well
- Electrically Heated Rods
- Gravity Driven Coolant System
- Heat Exchanger
Main characteristics
Volumetric scale:1/40
Height scale:1
Power scale:1/40
Number of loops:3
Coolant:Water
Experimental conditions
Pressure min:0 MPa
Pressure max:1 MPa
Temperature min:20 °C
Temperature max:200 °C
Power max:1.5 kW
Facility geometry
Approx. volume:515 m3
Approx. width:6.4 m
Approx. length or height:25 m
Keywords General:
- Full Height
Keywords Others:
- Suppression chamber
- Gravity driven coolant system
- Isolation chamber
- Passive containment cooling system
Instrumentation
Hot Wire Anemometer (HWA)
Mass Spectrometer (uncertainty 1.50%)
Particle Image Velocimetry (PIV)
Thermocouple (uncertainty 0.5 C)
Vortex Flow Meters (uncertainty 1.10%)
References
-
SETH/PKL, Countermeasures for two types of PWR accidents
-
NEA/CSNI/R(2016)2 SETH/PANDA, Three-dimensional gas flow distributions relevant to in-reactor containments under accidents conditions
-
SETH-2, OECD/NEA SESAR Thermal-hydraulics Project
-
The Nuclear Energy Agency–Paul Scherrer Institut Computation Fluid Dynamics Benchmark Exercise
Phenomena
| Relevance | Phenomenon |
|---|---|
| Steam Splurging | |
| Stratified Hydrogen Concentrations with Jets |