6. D modeling

6.1. Characteristics of modeling

Linear D_ PLAN_HHO modeling:

6.2. Characteristics of the mesh

20 QUAD8

6.3. Tested values

The observed nodes have coordinates: \(x=y=0.005\)

Identification temperature	Reference
t = 0.5 s N6 (x = 0.005)	682.43
t = 1.0 s N6 (x = 0.005)	661.33
t = 3.0 s N6 (x = 0.005)	628.20
t = 6.0 s N6 (x = 0.005)	614.25
t = 0.5 s N11 (x = 0.010)	726.05
t = 1.0 s N11 (x = 0.010)	705.75
t = 3.0 s N11 (x = 0.010)	669.63
t = 6.0 s N11 (x = 0.010)	647.49
t = 0.5 s N16 (x = 0.015)	738.11
t = 1.0 s N16 (x = 0.015)	728.70
t = 3.0 s N16 (x = 0.015)	696.06
t = 6.0 s N16 (x = 0.015)	673.22
t = 0.5 s N21 (x = 0.020)	739.86
t = 1.0 s N21 (x = 0.020)	737.22
t = 3.0 s N21 (x = 0.020)	714.94
t = 6.0 s N21 (x = 0.020)	692.06

Finite element calculation requires discretization in time of \(\Delta t=5.{10}^{-4}s\) at least for the first steps. The originally imposed limit condition causing an abrupt transition the temperature from \(740.°C\) to \(580.°C\).