Тест 7.6 Temperature expansion in the presence of a gap
Verification of the LIRA-FEM software / Тест 7.6 Temperature expansion in the presence of a gap / Analytical solution: C. O. Harris, Introduction to Stress Analysis, The Macmillan Co., New York, NY, 1959, pg. 58, problem 8.
Analytical solution: C. O. Harris, Introduction to Stress Analysis, The Macmillan Co., New York, NY, 1959, pg. 58, problem 8.
Geometry::
|
l = 3 in; δ = 0.002 in. |
Material characteristics: Е = 10.5 х 106 psi, coefficient of thermal expansion α = 12.5 x 10-6 in/in-оF.
Boundary conditions: The ends of the rod are rigidly pinched.
Loads: Initial core temperature Та=70оF, temperature after heating Т = 170оF.
CALCULATION RESULTS:
|
Point |
The desired value |
Analytical solution |
Calculation results (LIRA) |
Uncertainty% |
|
|
Voltage psi |
-6125 |
-6124,98 |
0,003 |



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