the load on a 50.8 mm diameter hydraulic cylinder increases from 44.48 kN to 66.72kN. Due...
the load on a 50.8 mm diameter hydraulic cylinder
increases from 44.48 kN to 66.72kN. Due to the compressibility of
the oil, the piston retracts 0.254mm. If the volume of the oil
under compression is 163.9 cm³, what is the bulk modulus of the oil
in units of MPa.
Homework Answers
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the load on a 50.8 mm diameter hydraulic cylinder
increases from 44.48 kN to 66.72kN. Due...
A cylinder is required to life a load of 120 kN in a system. Fluid pressure...
A cylinder is required to life a load of 120 kN in a system. Fluid pressure available is 15 Mpa. What cylinder size is required? A pump supplies oil at 0.0016 m3/s to a 40 mm diameter double acting hydraulic cylinder. If the load is 5000 N (extending and retracting) and the rod diameter is 20 mm, find the; (i) hydraulic pressure during the extending stroke; (ii) piston velocity during the extending stroke; (iii) cylinder kW power during the extending...
QUESTIONS A hydraulic cylinder with 15 mm diameter pushes a heavy tool during the outward stroke,...
QUESTIONS A hydraulic cylinder with 15 mm diameter pushes a heavy tool during the outward stroke, placing a compressive load of 402 N in the piston rod. During the return stroke, the rod pulls on the tool with a force of 1,513 N. Compute the mean stress. Hydraulic cylinder Piston rod 15 mm Alemating force
QUESTION 9 A hydraulic cylinder with 15 mm diameter pushes a heavy tool during the outward...
QUESTION 9 A hydraulic cylinder with 15 mm diameter pushes a heavy tool during the outward stroke, placing a compressive load of 426 N in the piston rod. During the return stroke, the rod pulls on the tool with a force of 1,535 N. Compute the mean str Hydraulic cylinder Piston rod 15 mm Alternating force
Member (1) is a solid 50 mm diameter cylinder made from magnesium. The modulus of elasticity...
Member (1) is a solid 50 mm diameter cylinder made from magnesium. The modulus of elasticity is 44.7 GPa and the thermal coefficient of expansion is 26 x 106/°C. The cylinder is placed in a clamp when the temperature is 20℃ Two stainless steel carriage bolts (2) hold the cylinder snug with negligible force against the rigid jaws of the clamp. Each bolt has a diameter of 10 mm, modulus of elasticity of 193 GPa, and a coefficient of thermal...
Compression members (4 points): The hydraulic cylinder shown below has a bore of 80 mm and is to ...
Compression members (4 points): The hydraulic cylinder shown below has a bore of 80 mm and is to operate at a pressure of 5.6MPa. With the clevis mount shown, the piston rod should be sized as a column with both ends rounded for any plane of buckling. The rod should be made of hot-rolled AlSI 1030steel. Assume a Young's Modulus of 207GPa. a. Apply a design factor of 3 and select the preferred size if the column length is 1.5m....
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100 KN 150 mm 450 mm ΑΙ B G С The three cylinder rods made of A-36 steel and have equal cross-sectional areas support a vertical load of 100kN as shown. The bar ABC is fully rigid. Determine: a) The force at A, B and C. b) The diameter of the rods consider safety factor of 1.5, rounded to the nearest even number. c) The displacement of point A, B, C. A 36 steel, Modulus of elasticity E = 200...
Q1. A circular rod of 12 mm diameter was tested for tension. The total elongation on...
Q1. A circular rod of 12 mm diameter was tested for tension. The total elongation on a 300 mm length was 0.22 mm under a tensile load of 17 KN. Find the value of E. (2.5 Marks) Answer: Q2. A prismatic bar has a cross section of 25 mm x 50 mm and a length of 2m under an axial force of 90 KN. The measured elongation of the bar is 1.5 mm. Compute the tensile stress and strain in...
Under an applied axial load of 3,806 kN, the diameter of a bar decreases by 0.23...
Under an applied axial load of 3,806 kN, the diameter of a bar decreases by 0.23 mm from an original diameter of 149 mm. Poisson's ratio for the bar is v= 0.37. Determine the elastic modulus of the bar. Give your answer in GPa.
A close-coiled helical spring has a mean coil diameter 120 mm. A load of 4 kN...
A close-coiled helical spring has a mean coil diameter 120 mm. A load of 4 kN causes a deflection of 50 mm and a maximum stress of 500 MPa. Calculate 4.1. a) The wire diameter b) The number of coils c) The energy absorbed when subjected to the maximum load d) The spring stiffness 4.2. By use of a clearly labelled neat sketch, show that the deflection in a close-coiled 12] where Wis ; where W is the axial load...
A 50 mm diameter pressure fed journal bearing is operating at 50 rev/s under a load...
A 50 mm diameter pressure fed journal bearing is operating at 50 rev/s under a load of 5 kN giving a projected unit load of 2 MPa. Half journal length is l' = 25 mm, and radial clearance is c = 25 microns. Oil inlet temperature is maintained at 30 °C and average temperature is to be kept at 70°C. Viscosity of the oil used is then 12 mPa.s. What is the minimum required supply pressure [kPa] that maintains this...
QUESTIONS A hydraulic cylinder with 15 mm diameter pushes a heavy tool during the outward stroke, placing a compressive load of 402 N in the piston rod. During the return stroke, the rod pulls on the tool with a force of 1,513 N. Compute the mean stress. Hydraulic cylinder Piston rod 15 mm Alemating force
QUESTION 9 A hydraulic cylinder with 15 mm diameter pushes a heavy tool during the outward stroke, placing a compressive load of 426 N in the piston rod. During the return stroke, the rod pulls on the tool with a force of 1,535 N. Compute the mean str Hydraulic cylinder Piston rod 15 mm Alternating force
Member (1) is a solid 50 mm diameter cylinder made from magnesium. The modulus of elasticity is 44.7 GPa and the thermal coefficient of expansion is 26 x 106/°C. The cylinder is placed in a clamp when the temperature is 20℃ Two stainless steel carriage bolts (2) hold the cylinder snug with negligible force against the rigid jaws of the clamp. Each bolt has a diameter of 10 mm, modulus of elasticity of 193 GPa, and a coefficient of thermal...
Compression members (4 points): The hydraulic cylinder shown below has a bore of 80 mm and is to operate at a pressure of 5.6MPa. With the clevis mount shown, the piston rod should be sized as a column with both ends rounded for any plane of buckling. The rod should be made of hot-rolled AlSI 1030steel. Assume a Young's Modulus of 207GPa. a. Apply a design factor of 3 and select the preferred size if the column length is 1.5m....
100 KN 150 mm 450 mm ΑΙ B G С The three cylinder rods made of A-36 steel and have equal cross-sectional areas support a vertical load of 100kN as shown. The bar ABC is fully rigid. Determine: a) The force at A, B and C. b) The diameter of the rods consider safety factor of 1.5, rounded to the nearest even number. c) The displacement of point A, B, C. A 36 steel, Modulus of elasticity E = 200...
Q1. A circular rod of 12 mm diameter was tested for tension. The total elongation on a 300 mm length was 0.22 mm under a tensile load of 17 KN. Find the value of E. (2.5 Marks) Answer: Q2. A prismatic bar has a cross section of 25 mm x 50 mm and a length of 2m under an axial force of 90 KN. The measured elongation of the bar is 1.5 mm. Compute the tensile stress and strain in...
Under an applied axial load of 3,806 kN, the diameter of a bar decreases by 0.23 mm from an original diameter of 149 mm. Poisson's ratio for the bar is v= 0.37. Determine the elastic modulus of the bar. Give your answer in GPa.
A close-coiled helical spring has a mean coil diameter 120 mm. A load of 4 kN causes a deflection of 50 mm and a maximum stress of 500 MPa. Calculate 4.1. a) The wire diameter b) The number of coils c) The energy absorbed when subjected to the maximum load d) The spring stiffness 4.2. By use of a clearly labelled neat sketch, show that the deflection in a close-coiled 12] where Wis ; where W is the axial load...
A 50 mm diameter pressure fed journal bearing is operating at 50 rev/s under a load of 5 kN giving a projected unit load of 2 MPa. Half journal length is l' = 25 mm, and radial clearance is c = 25 microns. Oil inlet temperature is maintained at 30 °C and average temperature is to be kept at 70°C. Viscosity of the oil used is then 12 mPa.s. What is the minimum required supply pressure [kPa] that maintains this...
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