Machine Constant of DC Shunt Motor given Torque Calculator

✖Torque is defined as a measure of the force that causes the rotor of an electrical machine to rotate about an axis.ⓘ Torque [τ]			+10% -10%
✖Magnetic flux (Φ) is the number of magnetic field lines passing through the magnetic core of an electrical dc motor.ⓘ Magnetic Flux [Φ]			+10% -10%
✖Armature Current DC motor is defined as the armature current developed in an electrical dc motor due to the rotation of rotor.ⓘ Armature Current [I_a]			+10% -10%

✖The Machine Constant of DC motor is a constant quantity that we define for making the EMF equation of a DC machine easy.ⓘ Machine Constant of DC Shunt Motor given Torque [K]

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Formula

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Machine Constant of DC Shunt Motor given Torque

Formula

`"K" = "τ"/("Φ"*"I"_{"a"})`

Example

`"2.015173"="0.85N*m"/("0.114Wb"*"3.7A")`

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Machine Constant of DC Shunt Motor given Torque Solution

STEP 0: Pre-Calculation Summary

Formula Used

Machine Constant = Torque/(Magnetic Flux*Armature Current)
K = τ/(Φ*I_a)
This formula uses 4 Variables

Variables Used

Machine Constant - The Machine Constant of DC motor is a constant quantity that we define for making the EMF equation of a DC machine easy.
Torque - (Measured in Newton Meter) - Torque is defined as a measure of the force that causes the rotor of an electrical machine to rotate about an axis.
Magnetic Flux - (Measured in Weber) - Magnetic flux (Φ) is the number of magnetic field lines passing through the magnetic core of an electrical dc motor.
Armature Current - (Measured in Ampere) - Armature Current DC motor is defined as the armature current developed in an electrical dc motor due to the rotation of rotor.

STEP 1: Convert Input(s) to Base Unit

Torque: 0.85 Newton Meter --> 0.85 Newton Meter No Conversion Required
Magnetic Flux: 0.114 Weber --> 0.114 Weber No Conversion Required
Armature Current: 3.7 Ampere --> 3.7 Ampere No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

K = τ/(Φ*I_a) --> 0.85/(0.114*3.7)

Evaluating ... ...

K = 2.01517306780465

STEP 3: Convert Result to Output's Unit

2.01517306780465 --> No Conversion Required

FINAL ANSWER

2.01517306780465 ≈ 2.015173 <-- Machine Constant

(Calculation completed in 00.004 seconds)

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Home » Engineering » Electrical » Machine » DC Machines » DC Motor » DC Shunt Motor » Mechanical Specifications » Machine Constant of DC Shunt Motor given Torque

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< 7 Mechanical Specifications Calculators

Machine Construction Constant using Speed of Shunt DC Motor

Go Constant of Machine Construction = (Terminal Voltage-Armature Current*Armature Resistance)/(Motor Speed*Magnetic Flux)

Machine Construction Constant of Shunt DC Motor

Go Constant of Machine Construction = (60*Number of Parallel Paths)/(Number of Poles*Number of Conductors)

Number of Armature Conductors of DC Shunt Motor using K

Go Number of Conductors = (60*Number of Parallel Paths)/(Machine Constant*Number of Poles)

Number of Poles of Shunt DC Motor

Go Number of Poles = (60*Number of Parallel Paths)/(Machine Constant*Number of Conductors)

Number of Parallel Paths of Shunt DC Motor

Go Number of Parallel Paths = (Machine Constant*Number of Conductors*Number of Poles)/60

Machine Construction Constant of DC Shunt Motor given Angular Speed

Go Constant of Machine Construction = Back EMF/(Magnetic Flux*Angular Speed)

Machine Constant of DC Shunt Motor given Torque

Go Machine Constant = Torque/(Magnetic Flux*Armature Current)

Machine Constant of DC Shunt Motor given Torque Formula

Machine Constant = Torque/(Magnetic Flux*Armature Current)
K = τ/(Φ*I_a)

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How to Calculate Machine Constant of DC Shunt Motor given Torque?

Machine Constant of DC Shunt Motor given Torque calculator uses Machine Constant = Torque/(Magnetic Flux*Armature Current) to calculate the Machine Constant, The Machine Constant of DC Shunt Motor given Torque formula is defined as a constant based on machine construction that is required to find all the basic quality of the machine. Machine Constant is denoted by K symbol.

How to calculate Machine Constant of DC Shunt Motor given Torque using this online calculator? To use this online calculator for Machine Constant of DC Shunt Motor given Torque, enter Torque (τ), Magnetic Flux (Φ) & Armature Current (I_a) and hit the calculate button. Here is how the Machine Constant of DC Shunt Motor given Torque calculation can be explained with given input values -> 2.015173 = 0.85/(0.114*3.7).

FAQ

What is Machine Constant of DC Shunt Motor given Torque?

The Machine Constant of DC Shunt Motor given Torque formula is defined as a constant based on machine construction that is required to find all the basic quality of the machine and is represented as K = τ/(Φ*I_a) or Machine Constant = Torque/(Magnetic Flux*Armature Current). Torque is defined as a measure of the force that causes the rotor of an electrical machine to rotate about an axis, Magnetic flux (Φ) is the number of magnetic field lines passing through the magnetic core of an electrical dc motor & Armature Current DC motor is defined as the armature current developed in an electrical dc motor due to the rotation of rotor.

How to calculate Machine Constant of DC Shunt Motor given Torque?

The Machine Constant of DC Shunt Motor given Torque formula is defined as a constant based on machine construction that is required to find all the basic quality of the machine is calculated using Machine Constant = Torque/(Magnetic Flux*Armature Current). To calculate Machine Constant of DC Shunt Motor given Torque, you need Torque (τ), Magnetic Flux (Φ) & Armature Current (I_a). With our tool, you need to enter the respective value for Torque, Magnetic Flux & Armature Current and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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