Design a helical spring for a spring loaded safety valve for the following conditions: Operating pressure Maximum pressure when the valve blows off freely = 1 N/mm? = 1.075 N/mm? Maximum lift of the valve when the pressure is 1.075 N/mm2 = 6 mm Diameter of valve seat = 100 mm %3D Maximum shear stress = 400 MPa Modulus of rigidity = 86 kN/mm?
Design a helical spring for a spring loaded safety valve for the following conditions: Operating pressure Maximum pressure when the valve blows off freely = 1 N/mm? = 1.075 N/mm? Maximum lift of the valve when the pressure is 1.075 N/mm2 = 6 mm Diameter of valve seat = 100 mm %3D Maximum shear stress = 400 MPa Modulus of rigidity = 86 kN/mm?
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![3. Design a helical spring for a spring loaded safety valve for the following conditions :
Operating pressure
Maximum pressure when thc valve blows off freely
= 1 N/mm?
= 1,075 N/mm?
Maximum lift of the valve wvhen the pressure is 1.075 N/mm2
6 mm
%3D
Diameter of valve seat
= 100 mm
Maximum shear stress
400 MPa
Modulus of rigidity
= 86 kN/mm²
Spring index
[Ans. d= 17.2 mm; D=94.6 mm ; n = 12]
5.5
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Transcribed Image Text:3. Design a helical spring for a spring loaded safety valve for the following conditions :
Operating pressure
Maximum pressure when thc valve blows off freely
= 1 N/mm?
= 1,075 N/mm?
Maximum lift of the valve wvhen the pressure is 1.075 N/mm2
6 mm
%3D
Diameter of valve seat
= 100 mm
Maximum shear stress
400 MPa
Modulus of rigidity
= 86 kN/mm²
Spring index
[Ans. d= 17.2 mm; D=94.6 mm ; n = 12]
5.5
%3D
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