Machine Construction Constant using Speed of Shunt DC Motor Calculator

✖Terminal Voltage refers to the voltage measured at the terminals of an electrical device, such as a battery, generator, or electric motor.ⓘ Terminal Voltage [V_t]			+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 Armature Resistance is the ohmic resistance of the copper winding wires plus the brush resistance in an electrical dc motor.ⓘ Armature Resistance [R_a]			+10% -10%
✖Motor Speed is the speed of the rotor(motor). Motor speed refers to the rate at which a motor rotates or operates. It is a measure of how fast the motor's output shaft or rotor spins.ⓘ Motor Speed [N]			+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%

✖Constant of Machine construction is a constant term which is calculated separately to a make calculation less complex.ⓘ Machine Construction Constant using Speed of Shunt DC Motor [K_f]

⎘ Copy

👎

Formula

LaTeX

Reset

👍

Download DC Shunt Motor Formulas PDF PDF Image

Machine Construction Constant using Speed of Shunt DC Motor Solution

STEP 0: Pre-Calculation Summary

Formula Used

Constant of Machine Construction = (Terminal Voltage-Armature Current*Armature Resistance)/(Motor Speed*Magnetic Flux)
K_f = (V_t-I_a*R_a)/(N*Φ)
This formula uses 6 Variables

Variables Used

Constant of Machine Construction - Constant of Machine construction is a constant term which is calculated separately to a make calculation less complex.
Terminal Voltage - (Measured in Volt) - Terminal Voltage refers to the voltage measured at the terminals of an electrical device, such as a battery, generator, or electric 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.
Armature Resistance - (Measured in Ohm) - The Armature Resistance is the ohmic resistance of the copper winding wires plus the brush resistance in an electrical dc motor.
Motor Speed - (Measured in Radian per Second) - Motor Speed is the speed of the rotor(motor). Motor speed refers to the rate at which a motor rotates or operates. It is a measure of how fast the motor's output shaft or rotor spins.
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.

STEP 1: Convert Input(s) to Base Unit

Terminal Voltage: 75 Volt --> 75 Volt No Conversion Required
Armature Current: 3.7 Ampere --> 3.7 Ampere No Conversion Required
Armature Resistance: 2.16 Ohm --> 2.16 Ohm No Conversion Required
Motor Speed: 2579.98 Revolution per Minute --> 270.174873799862 Radian per Second (Check conversion here)
Magnetic Flux: 0.114 Weber --> 0.114 Weber No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

K_f = (V_t-I_a*R_a)/(N*Φ) --> (75-3.7*2.16)/(270.174873799862*0.114)

Evaluating ... ...

K_f = 2.17558896361187

STEP 3: Convert Result to Output's Unit

2.17558896361187 --> No Conversion Required

FINAL ANSWER

2.17558896361187 ≈ 2.175589 <-- Constant of Machine Construction

(Calculation completed in 00.004 seconds)

You are here -

Home » Engineering » Electrical » Machine » DC Machines » DC Motor » DC Shunt Motor » Mechanical Specifications » Machine Construction Constant using Speed of Shunt DC Motor

Credits

Created by Urvi Rathod

Vishwakarma Government Engineering College (VGEC), Ahmedabad

Urvi Rathod has created this Calculator and 1500+ more calculators!

Verified by Kethavath Srinath

Osmania University (OU), Hyderabad

Kethavath Srinath has verified this Calculator and 1200+ more calculators!

< Mechanical Specifications Calculators

Machine Construction Constant of Shunt DC Motor

LaTeX 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

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

Number of Poles of Shunt DC Motor

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

Number of Parallel Paths of Shunt DC Motor

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

Machine Construction Constant using Speed of Shunt DC Motor Formula

LaTeX Go

Constant of Machine Construction = (Terminal Voltage-Armature Current*Armature Resistance)/(Motor Speed*Magnetic Flux)
K_f = (V_t-I_a*R_a)/(N*Φ)

What is a DC shunt motor?

A DC shunt motor is a type of self-excited DC motor, and it is also known as a shunt wound DC motor. The field windings in this motor can be connected in parallel to the armature winding.

How to Calculate Machine Construction Constant using Speed of Shunt DC Motor?

Machine Construction Constant using Speed of Shunt DC Motor calculator uses Constant of Machine Construction = (Terminal Voltage-Armature Current*Armature Resistance)/(Motor Speed*Magnetic Flux) to calculate the Constant of Machine Construction, The Machine Construction Constant using Speed of Shunt DC Motor formula is defined as a constant based on machine construction that is required to find all the basic quality of the machine. Constant of Machine Construction is denoted by K_f symbol.

How to calculate Machine Construction Constant using Speed of Shunt DC Motor using this online calculator? To use this online calculator for Machine Construction Constant using Speed of Shunt DC Motor, enter Terminal Voltage (V_t), Armature Current (I_a), Armature Resistance (R_a), Motor Speed (N) & Magnetic Flux (Φ) and hit the calculate button. Here is how the Machine Construction Constant using Speed of Shunt DC Motor calculation can be explained with given input values -> 7.532743 = (75-3.7*2.16)/(270.174873799862*0.114).

FAQ

What is Machine Construction Constant using Speed of Shunt DC Motor?

The Machine Construction Constant using Speed of Shunt DC Motor 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_f = (V_t-I_a*R_a)/(N*Φ) or Constant of Machine Construction = (Terminal Voltage-Armature Current*Armature Resistance)/(Motor Speed*Magnetic Flux). Terminal Voltage refers to the voltage measured at the terminals of an electrical device, such as a battery, generator, or electric motor, Armature Current DC motor is defined as the armature current developed in an electrical dc motor due to the rotation of rotor, The Armature Resistance is the ohmic resistance of the copper winding wires plus the brush resistance in an electrical dc motor, Motor Speed is the speed of the rotor(motor). Motor speed refers to the rate at which a motor rotates or operates. It is a measure of how fast the motor's output shaft or rotor spins & Magnetic flux (Φ) is the number of magnetic field lines passing through the magnetic core of an electrical dc motor.

How to calculate Machine Construction Constant using Speed of Shunt DC Motor?

The Machine Construction Constant using Speed of Shunt DC Motor 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 Constant of Machine Construction = (Terminal Voltage-Armature Current*Armature Resistance)/(Motor Speed*Magnetic Flux). To calculate Machine Construction Constant using Speed of Shunt DC Motor, you need Terminal Voltage (V_t), Armature Current (I_a), Armature Resistance (R_a), Motor Speed (N) & Magnetic Flux (Φ). With our tool, you need to enter the respective value for Terminal Voltage, Armature Current, Armature Resistance, Motor Speed & Magnetic Flux 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 Constant of Machine Construction?

In this formula, Constant of Machine Construction uses Terminal Voltage, Armature Current, Armature Resistance, Motor Speed & Magnetic Flux. We can use 2 other way(s) to calculate the same, which is/are as follows -

Constant of Machine Construction = (60*Number of Parallel Paths)/(Number of Poles*Number of Conductors)
Constant of Machine Construction = Back EMF/(Magnetic Flux*Angular Speed)

Home

FREE PDFs

🔍 Search