Rotational Speed considering Power Absorbed and Torque in Journal Bearing Solution

STEP 0: Pre-Calculation Summary
Formula Used
Mean Speed in RPM = Power Absorbed/(2*pi*Torque Exerted on Wheel)
N = P/(2*pi*τ)
This formula uses 1 Constants, 3 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Variables Used
Mean Speed in RPM - (Measured in Hertz) - Mean Speed in RPM is an average of individual vehicle speeds.
Power Absorbed - (Measured in Watt) - Power Absorbed refers to the amount of power or energy consumed or taken in by a device, system, or component.
Torque Exerted on Wheel - (Measured in Newton Meter) - Torque Exerted on Wheel is described as the turning effect of force on the axis of rotation. In brief, it is a moment of force. It is characterized by τ.
STEP 1: Convert Input(s) to Base Unit
Power Absorbed: 5.6 Watt --> 5.6 Watt No Conversion Required
Torque Exerted on Wheel: 49.99999 Newton Meter --> 49.99999 Newton Meter No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
N = P/(2*pi*τ) --> 5.6/(2*pi*49.99999)
Evaluating ... ...
N = 0.0178253571913637
STEP 3: Convert Result to Output's Unit
0.0178253571913637 Hertz -->1.06952143148182 Revolution per Minute (Check conversion ​here)
FINAL ANSWER
1.06952143148182 1.069521 Revolution per Minute <-- Mean Speed in RPM
(Calculation completed in 00.004 seconds)

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Rotational Speed considering Power Absorbed and Torque in Journal Bearing Formula

​LaTeX ​Go
Mean Speed in RPM = Power Absorbed/(2*pi*Torque Exerted on Wheel)
N = P/(2*pi*τ)

What is viscous resistance of journal bearing?

Let us consider that a shaft is rotating in a journal bearing and think that oil is used as a lubricant in order to fill the clearance between the shaft and journal bearing. Therefore oil will offer viscous resistance to the rotating shaft.

What is shear force in the oil?

Shear forces acting tangentially to a surface of a solid body cause deformation. When the fluid is in motion, shear stresses are developed due to the particles in the fluid moving relative to one another.

How to Calculate Rotational Speed considering Power Absorbed and Torque in Journal Bearing?

Rotational Speed considering Power Absorbed and Torque in Journal Bearing calculator uses Mean Speed in RPM = Power Absorbed/(2*pi*Torque Exerted on Wheel) to calculate the Mean Speed in RPM, Rotational Speed considering Power Absorbed and Torque in Journal Bearing is determined by the relationship between the power absorbed by the bearing and the torque it experiences. Mean Speed in RPM is denoted by N symbol.

How to calculate Rotational Speed considering Power Absorbed and Torque in Journal Bearing using this online calculator? To use this online calculator for Rotational Speed considering Power Absorbed and Torque in Journal Bearing, enter Power Absorbed (P) & Torque Exerted on Wheel (τ) and hit the calculate button. Here is how the Rotational Speed considering Power Absorbed and Torque in Journal Bearing calculation can be explained with given input values -> 64.17127 = 5.6/(2*pi*49.99999).

FAQ

What is Rotational Speed considering Power Absorbed and Torque in Journal Bearing?
Rotational Speed considering Power Absorbed and Torque in Journal Bearing is determined by the relationship between the power absorbed by the bearing and the torque it experiences and is represented as N = P/(2*pi*τ) or Mean Speed in RPM = Power Absorbed/(2*pi*Torque Exerted on Wheel). Power Absorbed refers to the amount of power or energy consumed or taken in by a device, system, or component & Torque Exerted on Wheel is described as the turning effect of force on the axis of rotation. In brief, it is a moment of force. It is characterized by τ.
How to calculate Rotational Speed considering Power Absorbed and Torque in Journal Bearing?
Rotational Speed considering Power Absorbed and Torque in Journal Bearing is determined by the relationship between the power absorbed by the bearing and the torque it experiences is calculated using Mean Speed in RPM = Power Absorbed/(2*pi*Torque Exerted on Wheel). To calculate Rotational Speed considering Power Absorbed and Torque in Journal Bearing, you need Power Absorbed (P) & Torque Exerted on Wheel (τ). With our tool, you need to enter the respective value for Power Absorbed & Torque Exerted on Wheel 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 Mean Speed in RPM?
In this formula, Mean Speed in RPM uses Power Absorbed & Torque Exerted on Wheel. We can use 3 other way(s) to calculate the same, which is/are as follows -
  • Mean Speed in RPM = (Shear Force*Thickness of Oil Film)/(Viscosity of Fluid*pi^2*Shaft Diameter^2*Length of Pipe)
  • Mean Speed in RPM = (Torque Exerted on Wheel*Thickness of Oil Film)/(Viscosity of Fluid*pi^2*(Shaft Diameter/2)^4)
  • Mean Speed in RPM = (Torque Exerted on Wheel*Thickness of Oil Film)/(Viscosity of Fluid*pi^2*(Outer Radius of Collar^4-Inner Radius of Collar^4))
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