10. Results of the D modeling#

10.1. Tested values#

Identification

Reference

Aster

Relative difference (%)

Absolute deviation (°C)

difference

tolerance

difference

tolerance

Temperatures:

In the center (A: N1)

\(T(°C)\)

t = 400 s

334

341.10

2.125%

  1. %

7.10

t = 600 s

500

493.14

1.371%

  1. %

6.86

t = 800 s

618

609.95

1.303%

  1. %

8.05

t = 1000 s

706

699.70

0.893%

  1. %

6.30

t = 1200 s

774

768.79

0.673%

  1. %

5.21

t = 1400 s

828

821.99

0.726%

  1. %

6.01

t = 1600 s

872

862.78

1.058%

  1. %

9.22

t = 1800 s

902

894.22

0.863%

  1. %

7.78

t = 2000 s

923

918.45

0.493%

  1. %

4.55

t = 2200 s

942

937.13

0.516%

  1. %

4.87

t = 2400s

956

951.54

0.467%

  1. %

4.46

On the surface (N: N207)

\(T(°C)\)

t = 400 s

461

474.78

2.989%

  1. %

13.8

t = 600 s

608

596.01

1.971%

  1. %

12.0

t = 800 s

696

689.12

0.989%

  1. %

-6.88

t = 1000 s

774

760.65

1.725%

  1. %

13.4

t = 1200 s

828

815.72

1.483%

  1. %

12.3

t = 1400 s

868

858.12

1.138%

  1. %

9.88

t = 1600 s

902

890.63

1.261%

  1. %

11.4

t = 1800 s

923

915.69

0.792%

  1. %

7.31

t = 2000 s

942

935.00

0.743%

  1. %

7.00

t = 2200 s

956

949.89

0.639%

  1. %

6.11

t = 2400s

962

961.37

0.065%

  1. %

0.626

10.2. notes#

Relative differences are greater than 2% for \(t=400.s\), lower for \(t\ge 600.s\)

The results calculated by*Code_Aster* on the nodes of the outer surface are almost identical (maximum: \({5.10}^{–5}°C\) i.e. \({10}^{–7}\) in relative terms).