A hemispherical window (or viewport) in a decompression chamber (see figure) is subjected to an internal air pressure of 575 kPa. The port is attached to the wall of the chamber by 14 bolts. Find the stress σ (Mpa) in the viewport if the radius of the hemisphere is 190 mm and its thickness is 32 mm.
A hemispherical window (or viewport) in a decompression chamber (see figure) is subjected to an internal...
Problem 1 A thin-walled pressure vessel of mean radius R 100 mm and thickness t (R) is subjected to cyclic internal pressure p in the range -3 MPa p7 MPa. Using Soderberg's relation with maximum distortional strain energy theory, and safety factor of 2.6 determine the number of cycles to failure ift-5 mm Assume ơy(yield stress)-350 MPa, NY (Number of cycles to yield)-10, ơ (endurance stress)-290 MPa, Ne (number ofcycles associated with endurance stress)-10 Problem 1 A thin-walled pressure vessel...
please make your answers clear and organized . Problem 8.5-3 A cylindrical pressure vessel having radius r-300 mm and wall thickness t 15 mm is subjected to internal pressure p 2.5 MPa. In addition, a torque T120 kN-m acts at each end of the cylinder (see figure) (a) Determine the maximum tensile stress ?mix and the maximum in-plane shear stress Tmax in the wall of the cylinder torque T? 30 MPa and 76 MPa, respectively, what is the minimum required...
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 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...
AY 2 019 SUNDAY MONDAY TUESDAY WED PART1 Strength of Materials for Technicians 4th Edition 50 33 A steam boiler is to have a 300 mm diameter hand hole placed on one end. If the internal pressure is to be 1,3 MPa, how many 15 mm bolts will be required to keep the cover ie in position? The root diameter of a 15 mm bolt is 12 mm. The allowable tensile stress in the bh is 100 MPa and the...
P B A pressurized cylindrical air tank is subjected to a force P at a collar B. The tank has an inner diameter (d = 160 mm) with wall thickness (1 = 6 mm). The gage pressure inside the tank is p = 5 MPa and the applied force is P = 9.5 kN. (a) Determine the maximum tensile stress o [MPa), maximum compressive stress oc [MPa] and maximum shear stress imax [MPa) at point a. (b) Repeat part (a)...
P Problem 3 (30 pts): Combined Loading A pressurized cylindrical air tank is subjected to a force P at a collar B. The tank has an inner diameter (d= 160 mm) with wall thickness (t = 6 mm). The gage pressure inside the tank is p = 5 MPa and the applied force is P=9.5 kN. B 450 mm (a) Determine the maximum tensile stress 0 [MPa], maximum compressive stress oc [MPa] and maximum shear stress Tmax [MPa] at point...
P B Problem 3 (30 pts): Combined Loading A pressurized cylindrical air tank is subjected to a force Pat a collar B. The tank has an inner diameter (d = 160 mm) with wall thickness (t = 6 mm). The gage pressure inside the tank is p = 5 MPa and the applied force is P=9.5 kN. (a) Determine the maximum tensile stress o [MPa], maximum compressive stress oc [MPa] and maximum shear stress Tmax [MPa] at point a. (b)...
Problem 1. A cylinder subjected to internal pressure p, has an outer diameter of 400 mm and a wall thickness of 20 mm. The cylinder is made of a material with = 60 MPa.m1/2 and contains a radial crack in the longitudinal direction of depth 8 mm. Assuming a design factor na 1.5, determine the pressure which causes uncontrollable crack growth. r: σ ! 1+윽 | . Where, and, are wall's internal and external radii, respectively)
The thin walled pressure vessel with closed ends shown below is under an internal pressure of P 6 MPa. If the pressure vessel has a radius of r 15 degrees from the longitudinal axis (i.e 144 mm and a wall thickness of t = 5 mm, what is the magnitude of the shear angle stress at an - T x'v). Ensure your answer is in MPa. у у' x x