Q3 (30) A cylindrical pressure vessel is constructed from a long, narrow steel plate by wrapping...
em 35? ? A cylindrical pressure vessel is constructed from a long, narrow steel plate by wrapping the plate around a mandrel and then welding along the edges of the plate to make a helical joint. The helical weld makes an angle ? 350 with the axial direction. The vessel has inner radius r = 1.8 m and wall thickness 20 mm. The material is steel with E 200 GPa and Poisson ratio 0.3. The internal pressure p = 800...
A cylindrical pressure vessel is constructed by welding steel plates together. The pressure vessel supports an internal pressure of 240 (psi). In addition the pressure vessel supports an axial load of 270000 (lbs.). The inner radius of the pressure vessel is 48 (inches) with a wall thickness of 0.3125 (inches). The plates are welded at 72 degrees from the horizontal. Determine: a) the stresses perpendicular and parallel to the weld. Show the stresses on a properly oriented differential element. The...
12 Section 4. Problem 12 (25 pts.) A cylindrical pressure vessel is constructed by welding steel plates together. The pressure vessel supports an internal pressure of 250 (psi). In addition the pressure vessel supports an axial load of 230000 (lbs.). The inner radius of the pressure vessel is 56 (inches) with a wall thickness of 0.4375 (inches). The plates are welded at 57 degrees from the horizontal. Determine: a) the stresses perpendicular and parallel to the weld. Show the stresses...
(a) Determine: (i) The principle stresses and the maximum-in-plane shear stress which acting on a stress element at point A on the wall of vessel as shown in Figure 1b. [12 marks] (ii) By construct Mohr’s circle, determine the normal stress perpendicular to the weld seam and the shear stress parallel to the weld seam (refer to point B). [18 marks]
A thin-walled pressure vessel is constructed with a helical weld at an angle a = 70° from the longitudinal axis. The welded vessel has an internal radius of r = 48 inches and a thickness 1 = 0.12 inch. The gas pressure inside the vessel is 250 psi. Determine the normal and shear stresses, on and ts, along the weld line. Helical weld Figure 2
A pressure vessel of 12” outer diameter and 0.2” wall thickness is fabricated by welding plate in spiral into a cylinder that is 4 feet long. The gage pressure inside the vessel is 800 psi and 15 kip axial compression forces are applied to the rigid end caps. Determine the a) the principle stresses in the walls of the vessel, b) the maximum shear stress in the wall of the vessel (in or out of plane), c) the stress normal...
A cylindrical pressure vessel of 250 mm mean diameter and 6 mm wall thickness is fabricated from a 1.2 m length of spirally welded pipe AB as shown. Tank gauge pressure is 4 MPa and centric axial forces P and P1 of 240 kN act through rigid end plates. Determine: (a) Net longitudinal and hoop stresses. (b) Normal stress acting perpendicular to weld and shear stress parallel to weld (show sketch of Mohr’s circle). (c) Determine the Factor of Safety...
The cylindrical pressure vessel has an inner radius of 1.25 m and a wall thickness of 25 mm . It is made from steel plates that are welded along the 45∘ seam. The vessel is subjected to an internal pressure of 7 MPa . (Figure 1) Part A Determine the normal stress component along this seam. Express your answer to three significant figures and include the appropriate units. Part B Determine the shear stress component along this seam. Express your...
A strain gauge affixed to the outside of a cylindrical pressure vessel at an angle of θ = 35° reads ε = 400 μm/m. The outside diameter of the vessel is 500mm and the wall thickness is 5 mm. If the veseel is constructed of A36 steel, determine the following: a) The hoop and longitudinal stresses in the tank. Hints: To solve you will need to consider the equations for strain transform and generalized Hooke’s Law. The hoop and longitudinal...
Question 1 The cylindrical pressure vessel shown has an inside diameter of 625 mm and a wall thickness of 5 mm. The cylinder is made of an aluminum alloy that has an elastic modulus of E = 70 GPa and a shear modulus of G-26.3 GPa. Two strain gages are mounted on the exterior surface of the cylinder at right angles to each other; however, the angle θ is not known. If the strains measured by the two gages are...