50
D. Tomaszewicz et al.
Table 1 Summary of results of experimental and numerical calculations for the second model
(bonded anchors at an angle of 30°)
Material parameters
Material name
Concrete C 12/15
Steel grade 5.8
Insulation layer Epoxy resin (contact layer)
Density (kg m −3 )
2300
7850
950
1630
Coefficient of thermal
expansion (C −1 )
1.4e−005
1.2e−005
2.3e−004
1.4e−005
Specific heat (J kg −1
C −1 )
780
434
296
780
Thermal conductivity
(W m −1 C −1 )
0.72
60.5
0.28
0.72
Resistivity ( m)
−
1.7e−007
–
–
Compressive ultimate
strength (Pa)
4.1e+007
0
0
7e+006
Compressive yield
strength (Pa)
1.5e+007
2.5e+008
0
7.5e+007
Tensile yield strength
(Pa)
1.6e+006
2.5e+008
2.5e+007
2.5e+008
Tensile ultimate
strength (Pa)
5e+006
4.6e+008
3.3e+007
7e+006
Temperature (C)
22
Young’s modulus (Pa) 1.89e+011
2e+011
1.1e+009
4.5e+009
Poisson’s ratio
0.18
0.3
0.42
0.18
Bulk modulus (Pa)
9.84e+010
1.67e+011
2.29e+009
2.34e+009
Shear modulus (Pa)
8.01e+010
7.69e+011
3.87e+008
1.91e+009
Fig. 7 Discretization by the
Finite Element Method of
modeled blocks and bar
elements