triangular die analyses tonicadd-fnalby praveen reddy and meung kim me, niu
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Triangular Die AnalysesTriangular Die Analyses
ToToNICADD-FNALNICADD-FNAL
ByByPraveen Reddy and Meung KimPraveen Reddy and Meung Kim
ME, NIUME, NIU
Model Domains without a HoleModel Domains without a Hole
Half Domain
Full Domain
Isothermal Cases of Half Isothermal Cases of Half DomainDomain
withwith8064 Elements 8064 Elements
and and 11160 Elements11160 Elements
8064 Elements8064 Elements
8064 Elements
Front view of the Mesh
Results: VelocityResults: Velocity
Results: PressureResults: Pressure
Results: Front ViewResults: Front View
Mirrored For View
11160 Elements11160 Elements
1116011160 Elements
Front view of the Mesh
Results: VelocityResults: Velocity
Results: PressureResults: Pressure
Results: Front ViewResults: Front View
Mirrored For View
Comparison of Results for Comparison of Results for ConvergenceConvergence
Comparison of Die lip shape in Isothermal Case
-0.005
0
0.005
0.01
0.015
0.02
0 0.005 0.01 0.015 0.02 0.025
Width
He
igh
t
8064 Elements
11160 Elements
The comparison shows excellent agreement for convergence check.
Comparison of Results for Comparison of Results for ConvergenceConvergence
ParameterBoundary
surface at inlet
Boundary surface at
intersection of two sub domains
Boundary surface at
outlet
Area (m3)
8064 Elements
0.0001317917 0.0001317917 0.00014025
11160 Elements
0.000131445 0.000131445 0.00014025
Average
velocity (m/s)
8064 Elements
0.05049129 0.05083907 0.04942765
11160 Elements
0.05064496 0.05101249 0.04929253
Non-Isothermal Cases of Half Non-Isothermal Cases of Half Domain Domain
withwith8064 Elements 8064 Elements
and and 11160 Elements11160 Elements
8064 Elements8064 Elements
8064 Elements
Front view of the Mesh
Results: VelocityResults: Velocity
Results: PressureResults: Pressure
Results: Front ViewResults: Front View
Mirrored For View
11160 Elements11160 Elements
1116011160 Elements
Front view of the Mesh
Results: VelocityResults: Velocity
Results: PressureResults: Pressure
Results: Front ViewResults: Front View
Mirrored For View
Comparison of Results for Comparison of Results for ConvergenceConvergence
The comparison shows excellent agreement for convergence check.
Comparison of Die lip shape in Non-Isothermal Case
-0.005
0
0.005
0.01
0.015
0.02
0 0.005 0.01 0.015 0.02
8064 elements
11160 elements
Comparison of Results for Comparison of Results for ConvergenceConvergence
ParameterBoundary
surface at inlet
Boundary surface at
intersection of two sub domains
Boundary surface at outlet
Area (m3)
8064 Elemen
ts0.0001283078 0.0001283078 0.00014025
11160 Elemen
ts0.0001322504 0.0001322504 0.00014025
Average
velocity (m/s)
8064 Elemen
ts0.05186172 0.05225217 0.04928673
11160 Elemen
ts0.05027157 0.05071832 0.04637691
Isothermal Cases of Full Isothermal Cases of Full Domain Domain
withwith1161611616 Elements Elements
and and 1680016800 Elements Elements
11616 Elements11616 Elements
11616 Elements
Front view of the Mesh
Results: VelocityResults: Velocity
Results: PressureResults: Pressure
Results: Front ViewResults: Front View
16800 Elements16800 Elements
1680016800 Elements
Front view of the Mesh
Results: VelocityResults: Velocity
Results: PressureResults: Pressure
Results: Front ViewResults: Front View
Comparison of Results for Comparison of Results for ConvergenceConvergence
The comparison shows excellent agreement for convergence check.
-0.005
0
0.005
0.01
0.015
0.02
-0.01 0 0.01 0.02 0.03 0.04
Mesh Size 11616
MEsh Size 16800
Comparison of Results for Comparison of Results for ConvergenceConvergence
ParameterBoundary
surface at inlet
Boundary surface at
intersection of two sub domains
Boundary surface at
outlet
Area (m3)
11616 Eleme
nts0.0002647907 0.0002647907 0.0002805
16800 Eleme
nts0.0002635021 0.0002635021 0.00014025
Average
velocity (m/s)
11616 Eleme
nts0.05023042 0.05055439 0.0002805
16800Eleme
nts0.05050621 0.05085717 0.04942027
Comparison of Results for Comparison of Results for Half and Full Domains Half and Full Domains
(Isothermal Case)(Isothermal Case)
Comparison of Results for Half and Comparison of Results for Half and Full DomainsFull Domains
ParameterBoundary
surface at inlet
Boundary surface at
intersection of two sub domains
Boundary surface at
outlet
Area (m3)
Half Domai
n
0.000131445 x 2 =
0.000262890.0002647907
0.00014025 x 2 =
0.0002805
Full Domai
n0.0002635021 0.0002635021 0.0002805
Average
velocity (m/s)
Half Domai
n0.05064496 0.05101249 0.04929253
Full Domai
n0.05050621 0.05085717 0.04942027
The numerical results for half and full domains show excellent The numerical results for half and full domains show excellent agreementsagreements