For the plane stress element shown in Figure P15 16 subjected to a uniform temperature drop of T 20 deg C, determine the thermal force matrix fT Let E 210 GPa, v 0 25, and Icirc plusmn 12 Atilde 10 6 (mm mm) deg C The coordinates (in millimeters) are shown in the figure The element thickness is 10 ...

i y j y m i x m x j j y m y i j x i x ...

For the plane stress element shown in Figure P15 -16 subjected to a uniform temperature drop of

Question:

For the plane stress element shown in Figure P15 -16 subjected to a uniform temperature drop of T = 20 °C, determine the thermal force matrix {fT}. Let E = 210 GPa, v = 0.25, and Î± = 12 Ã— 10-6 (mm/mm)/°C. The coordinates (in millimeters) are shown in the figure. The element thickness is 10 mm.