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Analysis and Design of Machine Elements
book

Analysis and Design of Machine Elements

by Wei Jiang
April 2019
Intermediate to advanced content levelIntermediate to advanced
528 pages
14h 4m
English
Wiley
Content preview from Analysis and Design of Machine Elements

10 Shafts

Photos of various shafts.

Nomenclature

d
shaft diameter, mm
d v
equivalent diameter of a stepped shaft, mm
E
elastic modulus, MPa
F
force, N
G
shear modulus of elasticity, MPa
g
acceleration of gravity, mm/s2
I
moment of inertia, mm4
J
polar moment of inertia, mm4
K
cantilever length, mm
k
shaft stiffness or shaft spring rate, N/m
L
calculated length of a shaft, mm
l
span, mm
M
resultant bending moment, N mm
M ca
equivalent bending moment, N mm
M H
horizontal bending moment, N mm
M V
vertical bending moment, N mm
m
mass, kg
m n
normal module, mm
n
rotational speed, rpm
n c
critical speed, rpm
P
transmitted power, kW
S
safety factor
S ca
calculated safety factor
S σ
safety factor in tension
[S]
allowable safety factor
T
torque, N mm
W
section modulus, mm3
W T
polar section modulus, mm3
w i
weight of ith mass, N
y
deflection, mm
[y]
allowable deflection, mm
z
number of segments in a stepped shaft
α
correction coefficient
θ
slope, rad
[θ]
allowable slope, rad
σ
normal stress, MPa
σ −1
endurance limit at stress ratio of −1, MPa
σ a
stress amplitude, MPa
σ b
ultimate tensile strength, MPa
σ ca
design stress, MPa
σ m
mean stress, MPa
σ s
yield strength in tension, MPa
[σ −1]
allowable bending ...
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Publisher Resources

ISBN: 9781119276074Purchase book