Q3: Cooling tower made of concrete material, having a length of 360 m and constant thickness of 2 m, carries its own weight. In addition, it is assumed that a constant wind force of q = 2 kN/m affects the tower horizontally from left to right through the height of the tower. The outer diameter of the tower varies depending on x as d= 20 – 0.1 x + 0.00035 x², where d and x are in meters. The specific weight of the concrete is 24 kN/m³. According to this; (a) Find the values of the cross-section effects affecting on the cross section of tower at the height of 180 m. Show these cross-section effects on the cross section in the correct directions in accordance with the axis set. (b) Find the maximum normal stress that occurs on the cross section at the height of 180 m. q = 2 kN /m 360 m
Q3: Cooling tower made of concrete material, having a length of 360 m and constant thickness of 2 m, carries its own weight. In addition, it is assumed that a constant wind force of q = 2 kN/m affects the tower horizontally from left to right through the height of the tower. The outer diameter of the tower varies depending on x as d = 20 – 0.1 x + 0.00035 x2 , where d and x are in meters. The specific weight of the concrete is 24 kN/m3. According to this;
(a) Find the values of the cross-section effects affecting on the cross section of tower at the height of 180 m. Show these cross-section effects on the cross section in the correct directions in accordance with the axis set.
(b) Find the maximum normal stress that occurs on the cross section at the height of 180 m.
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