For the plane stress element shown in Figure P15 14 subjected to a uniform temperature rise of T 50 deg C, determine the thermal force matrix fT Let E 70 GPa, v 0 3, Icirc plusmn 23 Atilde 10 6 (mm mm) deg C, and t 5mm The coordinates (in millimeters) are shown in the figure (500, 250) 3 2 1 (0, 0)...

For the plane stress element shown in Figure P15 -14 subjected to a uniform temperature rise of

Question:

For the plane stress element shown in Figure P15 -14 subjected to a uniform temperature rise of T = 50°C, determine the thermal force matrix {fT}. Let E = 70 GPa, v = 0.3, Î± = 23 Ã— 10-6 (mm/mm)/°C, and t = 5mm. The coordinates (in millimeters) are shown in the figure.