BETHSY (IET facility)

Coolant:Water

Primary system volume:2.9 m³

Primary system pressure (max):17.2 MPa

Core flow area:0.043 m²

Scaling method:P-to-V(Kv)

Time scale:1

Volumetric scale:1/100

Height scale:1

Scaling approaches:

• Non-Nuclear Core
• Decay Power
• Equal Loop Number
• Full Height
• Full Pressure
• Steam - Liquid Water
• Time Preserved

Number of loops:3

Number of single loops:3

HL inner diam.:118 mm

CL inner diam.:118 mm

Seal depth2.2 m

Number of FOR loops:1

Number:3

Fluid:2-phase

Coastdown:Controlled

Number of sim. fuel Rods:428

Diameter:9.5 mm

Pitch:12.6 mm

Heated length:3.66 m

Max power:3 MW

Axial Peaking factor:1.6

Heating method:Indirect

Number:3

Type:U Tube

Num. tubes single loop:34

Pressure:8 MPa

ID:19.7 mm

OD:22 mm

Pitch:32.5 mm