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Shaft Diameter is the diameter of the shaft of the pile. Check FAQs
Ds=𝜏tπμN
Ds - Shaft Diameter?𝜏 - Shear Stress?t - Thickness of Oil Film?μ - Viscosity of Fluid?N - Mean Speed in RPM?π - Archimedes' constant?

Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing Example

With values
With units
Only example

Here is how the Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing equation looks like with Values.

Here is how the Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing equation looks like with Units.

Here is how the Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing equation looks like.

75.2652Edit=7.5Edit4.6232Edit3.14168.23Edit1.0691Edit
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Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing Solution

Follow our step by step solution on how to calculate Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing?

FIRST Step Consider the formula
Ds=𝜏tπμN
Next Step Substitute values of Variables
Ds=7.5N/m²4.6232mπ8.23N*s/m²1.0691rev/min
Next Step Substitute values of Constants
Ds=7.5N/m²4.6232m3.14168.23N*s/m²1.0691rev/min
Next Step Convert Units
Ds=7.5Pa4.6232m3.14168.23Pa*s0.0178Hz
Next Step Prepare to Evaluate
Ds=7.54.62323.14168.230.0178
Next Step Evaluate
Ds=75.2651935974163m
LAST Step Rounding Answer
Ds=75.2652m

Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing Formula Elements

Variables
Constants
Shaft Diameter
Shaft Diameter is the diameter of the shaft of the pile.
Symbol: Ds
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Shear Stress
Shear Stress is a type of stress that acts coplanar with a cross-section of material.
Symbol: 𝜏
Measurement: PressureUnit: N/m²
Note: Value can be positive or negative.
Thickness of Oil Film
Thickness of Oil Film refers to the distance or dimension between the surfaces that are separated by a layer of oil.
Symbol: t
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Viscosity of Fluid
The Viscosity of fluid is a measure of its resistance to deformation at a given rate.
Symbol: μ
Measurement: Dynamic ViscosityUnit: N*s/m²
Note: Value can be positive or negative.
Mean Speed in RPM
Mean Speed in RPM is an average of individual vehicle speeds.
Symbol: N
Measurement: FrequencyUnit: rev/min
Note: Value should be greater than 0.
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288

Other Formulas to find Shaft Diameter

​Go Diameter of Shaft for Torque Required in Foot-Step Bearing
Ds=2(τtπ2μN)14

Other formulas in Dimensions and Geometry category

​Go Diameter of Pipe from Maximum Velocity and Velocity at Any Radius
do=2r1-VVm
​Go Length for Difference of Pressure in Viscous Flow between Two Parallel Plates
L=Δpt212μV
​Go Length for Pressure Head Loss in Viscous Flow between Two Parallel Plates
L=ρ[g]hft212μV
​Go External or Outer Radius of Collar for Total Torque
R1=(R24+τtπ2μN)14

How to Evaluate Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing?

Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing evaluator uses Shaft Diameter = (Shear Stress*Thickness of Oil Film)/(pi*Viscosity of Fluid*Mean Speed in RPM) to evaluate the Shaft Diameter, Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing can be calculated using a formula that relates the diameter to the fluid shear stress and the shaft's rotational speed. This formula is used to ensure that the shaft can handle the operational loads without exceeding the permissible shear stress of the fluid, thereby maintaining efficient and safe operation of the bearing. Shaft Diameter is denoted by Ds symbol.

How to evaluate Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing using this online evaluator? To use this online evaluator for Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing, enter Shear Stress (𝜏), Thickness of Oil Film (t), Viscosity of Fluid (μ) & Mean Speed in RPM (N) and hit the calculate button.

FAQs on Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing

What is the formula to find Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing?
The formula of Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing is expressed as Shaft Diameter = (Shear Stress*Thickness of Oil Film)/(pi*Viscosity of Fluid*Mean Speed in RPM). Here is an example- 14.90078 = (7.5*4.623171)/(pi*8.23*0.0178179333333333).
How to calculate Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing?
With Shear Stress (𝜏), Thickness of Oil Film (t), Viscosity of Fluid (μ) & Mean Speed in RPM (N) we can find Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing using the formula - Shaft Diameter = (Shear Stress*Thickness of Oil Film)/(pi*Viscosity of Fluid*Mean Speed in RPM). This formula also uses Archimedes' constant .
What are the other ways to Calculate Shaft Diameter?
Here are the different ways to Calculate Shaft Diameter-
  • Shaft Diameter=2*((Torque Exerted on Wheel*Thickness of Oil Film)/(pi^2*Viscosity of Fluid*Mean Speed in RPM))^(1/4)OpenImg
Can the Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing be negative?
Yes, the Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing, measured in Length can be negative.
Which unit is used to measure Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing?
Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Diameter of Shaft for Speed and Shear Stress of Fluid in Journal Bearing can be measured.
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