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Test 1 (10 marks) Total wall pressure, F The wall thickness of a 1.2 meter diameter...
Problem 1. A 1 meter inner diameter steel pressure tank with 8 mm wall thickness is...
Problem 1. A 1 meter inner diameter steel pressure tank with 8 mm wall thickness is subject to a internal pressure of 1.5 MPa and due to the piping weight a torsion of 10 N.m is acting as shown in the figure. The length of the cylinder is 3 meters. Determine: The state of stress in the cylinder wall The state of stress if the normal Cartesian system is rotate 25° The principal stress and the principal angle. The maximum...
Problem 1. A I meter inner diameter steel pressure tank with 8 mm wall thickness is...
Problem 1. A I meter inner diameter steel pressure tank with 8 mm wall thickness is subject to a internal pressure of 1.5 MPa and due to the piping weight a torsion of 10 Nm is acting as shown in the figure. The length of the cylinder is 3 meters. Determine: The state of stress in the cylinder wall The state of stress if the normal Cartesian system is rotate 250 The principal stress and the principal angle. The maximum...
Thin walled pressure vessels
A spherical pressure vessel is constructed by bolting two hemispheres together along rigid flanges as shown in the sketch. The sphere has an internal diameter of 1.5 m and the plate thickness is 5 mm. Allowable tensile stresses are 45 MPa in the shell and 80 MPa in the bolts. 1. Calculate the allowable gauge pressure. 2. Determine the number of bolts required if the bolt diameter is 25 mm (Note: bolt root diameter = 0.84 × nominal bolt diameter) A thin...
MEE2001/2015 Q5. A thin walled steel cylinder with 10 mm wall thickness and internal diameter of 200 mm (Fig. Q5) is subjected to an internal pressure, p. The steel used for the cylinder has a yie...
MEE2001/2015 Q5. A thin walled steel cylinder with 10 mm wall thickness and internal diameter of 200 mm (Fig. Q5) is subjected to an internal pressure, p. The steel used for the cylinder has a yield stress of 240 MPa. +F 200 mm Fig. Q5 (a) If a tensile axial force of 1MN is applied to the end plate, show that the maximum internal pressure that can be applied before the cylinder yields according to the Tresca criterion is 16.2...
Question 6.102 A spherical pressure vessel of ... TRANSF PROBLEMS 6.100 Determine the normal stress in...
Question 6.102 A spherical pressure vessel of ...
TRANSF PROBLEMS 6.100 Determine the normal stress in a basketball of 12-in. diameter and 0.1-in. wall thickness which has been inflated to a gage pressure of 15 psi. 6.101 A spherical gas container made of steel is 20 ft in diameter and has a uniform wall thickness of 16 in. Knowing that the internal pressure is 75 psi, deter mine the maximum normal stress and the maximum shearing stress in the con...
Plz answer 3.3 and 3.4 Question 3 10 Marks During laboratory testing of a thin-wall pressure vessel, the cylinder diameter and thickness were at 10 different locations: the resulting data were as...
Plz answer 3.3 and 3.4
Question 3 10 Marks During laboratory testing of a thin-wall pressure vessel, the cylinder diameter and thickness were at 10 different locations: the resulting data were as follows If the pressure inside the vessel is measured to be P - 1 mPa (mega Pascal) with an estimated uncertainty of up-+ 6 kPa (kilo Pascal, for 95% confidence interval, the tangential or hoop stress in the vessel is given by ơe-- 3.1 Compute the uncertainty in...
A cylindrical pressure vessel of 250 mm mean diameter and 6 mm wall thickness is fabricated...
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...
A compressed air vessel has an inside diameter of 2 m and a plate thickness of 12,5 mm. If the tensile stress induc...
A compressed air vessel has an inside diameter of 2 m and a plate thickness of 12,5 mm. If the tensile stress induced in the plating is to be limited to 100 MPa, calculate for both the longitudinal and circumferential seams the pressure necessary to induce this stress. Take the longitudinal and circumferential joint efficiencies as 80% and 50% respectively. What would the actual allowable 2 pressure be? [l MPa)
A compressed air vessel has an inside diameter of 2...
A compressed air vessel has an inside diameter of 2 m and a plate thickness of...
A compressed air vessel has an inside diameter of 2 m and a plate thickness of 12,5 mm. If the tensile stress induced in the plating is to be limited to 100 MPa, calculate for both the longitudinal and circumferential seams the pressure necessary to induce this stress. Take the longitudinal and circumferential joint efficiencies as 80% and 50% respectively. What would the actual allowable 2 pressure be? [l MPa)
4. Calculate the minimum wall thickness for a cylindrical vessel that is to carry a gas...
4. Calculate the minimum wall thickness for a cylindrical vessel that is to carry a gas at a pressure of 6 MPa. The diameter of the vessel is 1m, and the stress is limited to 80 MPa. Ans = 34.88 MPa
Problem 1. A 1 meter inner diameter steel pressure tank with 8 mm wall thickness is subject to a internal pressure of 1.5 MPa and due to the piping weight a torsion of 10 N.m is acting as shown in the figure. The length of the cylinder is 3 meters. Determine: The state of stress in the cylinder wall The state of stress if the normal Cartesian system is rotate 25° The principal stress and the principal angle. The maximum...
Problem 1. A I meter inner diameter steel pressure tank with 8 mm wall thickness is subject to a internal pressure of 1.5 MPa and due to the piping weight a torsion of 10 Nm is acting as shown in the figure. The length of the cylinder is 3 meters. Determine: The state of stress in the cylinder wall The state of stress if the normal Cartesian system is rotate 250 The principal stress and the principal angle. The maximum...
MEE2001/2015 Q5. A thin walled steel cylinder with 10 mm wall thickness and internal diameter of 200 mm (Fig. Q5) is subjected to an internal pressure, p. The steel used for the cylinder has a yield stress of 240 MPa. +F 200 mm Fig. Q5 (a) If a tensile axial force of 1MN is applied to the end plate, show that the maximum internal pressure that can be applied before the cylinder yields according to the Tresca criterion is 16.2...
Question 6.102 A spherical pressure vessel of ...
TRANSF PROBLEMS 6.100 Determine the normal stress in a basketball of 12-in. diameter and 0.1-in. wall thickness which has been inflated to a gage pressure of 15 psi. 6.101 A spherical gas container made of steel is 20 ft in diameter and has a uniform wall thickness of 16 in. Knowing that the internal pressure is 75 psi, deter mine the maximum normal stress and the maximum shearing stress in the con...
Plz answer 3.3 and 3.4
Question 3 10 Marks During laboratory testing of a thin-wall pressure vessel, the cylinder diameter and thickness were at 10 different locations: the resulting data were as follows If the pressure inside the vessel is measured to be P - 1 mPa (mega Pascal) with an estimated uncertainty of up-+ 6 kPa (kilo Pascal, for 95% confidence interval, the tangential or hoop stress in the vessel is given by ơe-- 3.1 Compute the uncertainty in...
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...
A compressed air vessel has an inside diameter of 2 m and a plate thickness of 12,5 mm. If the tensile stress induced in the plating is to be limited to 100 MPa, calculate for both the longitudinal and circumferential seams the pressure necessary to induce this stress. Take the longitudinal and circumferential joint efficiencies as 80% and 50% respectively. What would the actual allowable 2 pressure be? [l MPa)
A compressed air vessel has an inside diameter of 2...
A compressed air vessel has an inside diameter of 2 m and a plate thickness of 12,5 mm. If the tensile stress induced in the plating is to be limited to 100 MPa, calculate for both the longitudinal and circumferential seams the pressure necessary to induce this stress. Take the longitudinal and circumferential joint efficiencies as 80% and 50% respectively. What would the actual allowable 2 pressure be? [l MPa)
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