|
Geometry
|
|
Inner radius, a (m)
|
0.03
|
|
Outer radius, b (m)
|
0.15
|
|
Height, h (m)
|
0.01
|
|
Mechanical
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|
Young’s modulus, E (GPa)
|
20
|
|
Poisson’s ratio, \(\nu \)
|
0.2
|
|
Internal cohesion (MPa)
|
20
|
|
Tensile strength (MPa)
|
10
|
|
Fracture penalty number (GPa)
|
\(10^3\)
|
|
Fracture normal energy release rate (J/m\(^{2}\))
|
50
|
|
Fracture shear energy release rate (J/m\(^{2}\))
|
100
|
|
Internal friction angle (\( ^\circ \))
|
30
|
|
Thermal
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|
Thermal expansion coefficient, \(\alpha \) (\( /^\circ \hbox {C}\))
|
\(5\times 10^{-6}\)
|
|
Initial temperature, \(\Delta T\) (\(^\circ \hbox {C}\))
|
0
|
|
Inner temperature, \(T_a\) (\(^\circ \hbox {C}\))
|
0
|
|
Outer temperature, \(T_b\) (\(^\circ \hbox {C}\))
|
100
|