Radial Clearance of Bearing in Terms of Flow Variable Calculator

✖Flow of Lubricant into Clearance Space can be defined as the amount of lubricant flowing per unit time between the clearance surface of a bearing.ⓘ Flow of Lubricant into Clearance Space [Q_cs]			+10% -10%
✖The Radius of Journal is the radius of the journal (which rotates freely in a supporting metal sleeve or shell).ⓘ Radius of Journal [r]			+10% -10%
✖The Flow Variable Value is defined as the ratio of flow of lubricant into the clearance space to product of radius of journal, radial clearance, journal speed, and axial length of bearing.ⓘ Flow Variable [FV]			+10% -10%
✖The Journal Speed Value is defined as the speed of the journal of a bearing.ⓘ Journal Speed [n_s]			+10% -10%
✖The Axial Length of Bearing is defined as the length of the bearing measured along its axis.ⓘ Axial Length of Bearing [l_a]			+10% -10%

✖Radial clearance for bearing is a measured value of the total movement of one ring relative to the other in a plane perpendicular to the bearing axis.ⓘ Radial Clearance of Bearing in Terms of Flow Variable [c]

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Formula

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Radial Clearance of Bearing in Terms of Flow Variable

Formula

`"c" = 2*pi*"Q"_{"cs"}/("r"*"FV"*"n"_{"s"}*"l"_{"a"})`

Example

`"0.024006mm"=2*pi*"524mm³/s"/("25.5mm"*"4.28"*"10rev/s"*"20mm")`

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Radial Clearance of Bearing in Terms of Flow Variable Solution

STEP 0: Pre-Calculation Summary

Formula Used

Radial clearance for bearing = 2*pi*Flow of Lubricant into Clearance Space/(Radius of Journal*Flow Variable*Journal Speed*Axial Length of Bearing)
c = 2*pi*Q_cs/(r*FV*n_s*l_a)
This formula uses 1 Constants, 6 Variables

Constants Used

pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288

Variables Used

Radial clearance for bearing - (Measured in Meter) - Radial clearance for bearing is a measured value of the total movement of one ring relative to the other in a plane perpendicular to the bearing axis.
Flow of Lubricant into Clearance Space - (Measured in Cubic Meter per Second) - Flow of Lubricant into Clearance Space can be defined as the amount of lubricant flowing per unit time between the clearance surface of a bearing.
Radius of Journal - (Measured in Meter) - The Radius of Journal is the radius of the journal (which rotates freely in a supporting metal sleeve or shell).
Flow Variable - The Flow Variable Value is defined as the ratio of flow of lubricant into the clearance space to product of radius of journal, radial clearance, journal speed, and axial length of bearing.
Journal Speed - (Measured in Radian per Second) - The Journal Speed Value is defined as the speed of the journal of a bearing.
Axial Length of Bearing - (Measured in Meter) - The Axial Length of Bearing is defined as the length of the bearing measured along its axis.

STEP 1: Convert Input(s) to Base Unit

Flow of Lubricant into Clearance Space: 524 Cubic Millimeter per Second --> 5.24E-07 Cubic Meter per Second (Check conversion here)
Radius of Journal: 25.5 Millimeter --> 0.0255 Meter (Check conversion here)
Flow Variable: 4.28 --> No Conversion Required
Journal Speed: 10 Revolution per Second --> 62.8318530685963 Radian per Second (Check conversion here)
Axial Length of Bearing: 20 Millimeter --> 0.02 Meter (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

c = 2*pi*Q_cs/(r*FV*n_s*l_a) --> 2*pi*5.24E-07/(0.0255*4.28*62.8318530685963*0.02)

Evaluating ... ...

c = 2.40058640290766E-05

STEP 3: Convert Result to Output's Unit

2.40058640290766E-05 Meter -->0.0240058640290766 Millimeter (Check conversion here)

FINAL ANSWER

0.0240058640290766 ≈ 0.024006 Millimeter <-- Radial clearance for bearing

(Calculation completed in 00.004 seconds)

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Home » Engineering » Mechanical » Machine Design » Design of Sliding Contact Bearing » Radial Clearance » Radial Clearance of Bearing in Terms of Flow Variable

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Created by Vaibhav Malani

National Institute of Technology (NIT), Tiruchirapalli

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Verified by Anshika Arya

National Institute Of Technology (NIT), Hamirpur

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< 8 Radial Clearance Calculators

Radial Clearance in Terms of Sommerfeld Number of Bearing

Go Radial clearance for bearing = Radius of Journal/sqrt(2*pi*Sommerfeld Number of Journal Bearing*Unit bearing pressure for bearing/(Dynamic Viscosity of Lubricant*Journal Speed))

Radial Clearance of Bearing in Terms of Flow Variable

Go Radial clearance for bearing = 2*pi*Flow of Lubricant into Clearance Space/(Radius of Journal*Flow Variable*Journal Speed*Axial Length of Bearing)

Radial Clearance in Terms of Eccentricity Ratio and Minimum Film Thickness of Bearing

Go Radial clearance for bearing = Minimum Film Thickness/(1-Eccentricity Ratio of Journal Bearing)

Eccentricity Ratio of Bearing in Terms of Radial Clearance and Eccentricity

Go Eccentricity Ratio of Journal Bearing = Eccentricity in bearing/Radial clearance for bearing

Eccentricity of Bearing in Terms of Radial Clearance and Eccentricity

Go Eccentricity in bearing = Radial clearance for bearing*Eccentricity Ratio of Journal Bearing

Radial Clearance of Bearing in Terms of Eccentricity and Clearance

Go Radial clearance for bearing = Eccentricity in bearing/Eccentricity Ratio of Journal Bearing

Radial Clearance in Terms of Minimum Film Thickness Variable of Bearing

Go Radial clearance for bearing = Minimum Film Thickness/Minimum Film Thickness Variable

Radial Clearance of Bearing in Terms of Radius of Bearing and Journal

Go Radial clearance for bearing = Radius of Bearing-Radius of Journal

Radial Clearance of Bearing in Terms of Flow Variable Formula

Radial clearance for bearing = 2*pi*Flow of Lubricant into Clearance Space/(Radius of Journal*Flow Variable*Journal Speed*Axial Length of Bearing)
c = 2*pi*Q_cs/(r*FV*n_s*l_a)

What is Sliding Contact Bearing?

The sliding contact bearings in which the sliding action is along the circumference of a circle or an arc of a circle and carrying radial loads are known as journal or sleeve bearings.

How to Calculate Radial Clearance of Bearing in Terms of Flow Variable?

Radial Clearance of Bearing in Terms of Flow Variable calculator uses Radial clearance for bearing = 2*pi*Flow of Lubricant into Clearance Space/(Radius of Journal*Flow Variable*Journal Speed*Axial Length of Bearing) to calculate the Radial clearance for bearing, The Radial Clearance of Bearing in Terms of Flow Variable formula is defined as the the ratio of flow of lubricant into the clearance space to the product of radius of journal, flow variable, journal speed, and axial length of bearing. Radial clearance for bearing is denoted by c symbol.

How to calculate Radial Clearance of Bearing in Terms of Flow Variable using this online calculator? To use this online calculator for Radial Clearance of Bearing in Terms of Flow Variable, enter Flow of Lubricant into Clearance Space (Q_cs), Radius of Journal (r), Flow Variable (FV), Journal Speed (n_s) & Axial Length of Bearing (l_a) and hit the calculate button. Here is how the Radial Clearance of Bearing in Terms of Flow Variable calculation can be explained with given input values -> 24.00586 = 2*pi*5.24E-07/(0.0255*4.28*62.8318530685963*0.02).

FAQ

What is Radial Clearance of Bearing in Terms of Flow Variable?

The Radial Clearance of Bearing in Terms of Flow Variable formula is defined as the the ratio of flow of lubricant into the clearance space to the product of radius of journal, flow variable, journal speed, and axial length of bearing and is represented as c = 2*pi*Q_cs/(r*FV*n_s*l_a) or Radial clearance for bearing = 2*pi*Flow of Lubricant into Clearance Space/(Radius of Journal*Flow Variable*Journal Speed*Axial Length of Bearing). Flow of Lubricant into Clearance Space can be defined as the amount of lubricant flowing per unit time between the clearance surface of a bearing, The Radius of Journal is the radius of the journal (which rotates freely in a supporting metal sleeve or shell), The Flow Variable Value is defined as the ratio of flow of lubricant into the clearance space to product of radius of journal, radial clearance, journal speed, and axial length of bearing, The Journal Speed Value is defined as the speed of the journal of a bearing & The Axial Length of Bearing is defined as the length of the bearing measured along its axis.

How to calculate Radial Clearance of Bearing in Terms of Flow Variable?

The Radial Clearance of Bearing in Terms of Flow Variable formula is defined as the the ratio of flow of lubricant into the clearance space to the product of radius of journal, flow variable, journal speed, and axial length of bearing is calculated using Radial clearance for bearing = 2*pi*Flow of Lubricant into Clearance Space/(Radius of Journal*Flow Variable*Journal Speed*Axial Length of Bearing). To calculate Radial Clearance of Bearing in Terms of Flow Variable, you need Flow of Lubricant into Clearance Space (Q_cs), Radius of Journal (r), Flow Variable (FV), Journal Speed (n_s) & Axial Length of Bearing (l_a). With our tool, you need to enter the respective value for Flow of Lubricant into Clearance Space, Radius of Journal, Flow Variable, Journal Speed & Axial Length of Bearing and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Radial clearance for bearing?

In this formula, Radial clearance for bearing uses Flow of Lubricant into Clearance Space, Radius of Journal, Flow Variable, Journal Speed & Axial Length of Bearing. We can use 5 other way(s) to calculate the same, which is/are as follows -

Radial clearance for bearing = Radius of Bearing-Radius of Journal
Radial clearance for bearing = Eccentricity in bearing/Eccentricity Ratio of Journal Bearing
Radial clearance for bearing = Minimum Film Thickness/Minimum Film Thickness Variable
Radial clearance for bearing = Minimum Film Thickness/(1-Eccentricity Ratio of Journal Bearing)
Radial clearance for bearing = Radius of Journal/sqrt(2*pi*Sommerfeld Number of Journal Bearing*Unit bearing pressure for bearing/(Dynamic Viscosity of Lubricant*Journal Speed))

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