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Armature Induced Voltage of DC Machine given Kf Formula

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Armature Voltage is defined as voltage developed at the terminals of the armature winding of an AC or DC machine during the generation of power. Check FAQs

V a = K f \cdot I a \cdot Φ \cdot ω s

V_a - Armature Voltage?K_f - Machine Constant?I_a - Armature Current?Φ - Magnetic Flux?ω_s - Angular Speed?

Armature Induced Voltage of DC Machine given Kf Example

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Here is how the Armature Induced Voltage of DC Machine given Kf equation looks like with Values.

Here is how the Armature Induced Voltage of DC Machine given Kf equation looks like with Units.

Here is how the Armature Induced Voltage of DC Machine given Kf equation looks like.

199.9573 = 2.864 \cdot 0.75 \cdot 0.29 \cdot 321

199.9573V = 2.864 \cdot 0.75A \cdot 0.29Wb \cdot 321rad/s

199.9573 = 2.864 \cdot 0.75 \cdot 0.29 \cdot 321

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Armature Induced Voltage of DC Machine given Kf Solution

Follow our step by step solution on how to calculate Armature Induced Voltage of DC Machine given Kf?

FIRST Step Consider the formula

V a = K f \cdot I a \cdot Φ \cdot ω s

Next Step Substitute values of Variables

∴

V a = 2.864 \cdot 0.75A \cdot 0.29Wb \cdot 321rad/s

Next Step Prepare to Evaluate

∴

V a = 2.864 \cdot 0.75 \cdot 0.29 \cdot 321

Next Step Evaluate

∴

V a = 199.95732V

LAST Step Rounding Answer

∴

V a = 199.9573V

Armature Induced Voltage of DC Machine given Kf Formula Elements

Variables

Armature Voltage

Armature Voltage is defined as voltage developed at the terminals of the armature winding of an AC or DC machine during the generation of power.

Symbol: V_a

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Armature Voltage

Machine Constant

Machine Constant refers to the parameter which usually has a constant value for a particular type of dc machine.

Symbol: K_f

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Machine Constant

Armature Current

Armature Current is defined as the current developed in the armature of an electrical DC generator due to movement of rotor.

Symbol: I_a

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Armature Current

Magnetic Flux

Magnetic Flux refers to the lines of magnetic force that pass through the magnetic circuit of the machine. The magnetic flux is created by field winding that is wound around pole shoes.

Symbol: Φ

Measurement: Magnetic FluxUnit: Wb

Note: Value should be greater than 0.

Formulas to find Magnetic Flux

Angular Speed

Angular speed is the rate of rotation about an axis, measuring how the angle changes with time. It is measured in radian/sec.

Symbol: ω_s

Measurement: Angular VelocityUnit: rad/s

Note: Value should be greater than 0.

Formulas to find Angular Speed

Other formulas in DC Machine Characterstics category

Go Design Constant of DC Machine

K f = \frac{Z \cdot P}{2 \cdot π \cdot n ll}

Go Angular Speed of DC Machine using Kf

ω s = \frac{V a}{K f \cdot Φ \cdot I a}

Go Back Pitch for DC Machine

Y b = (\frac{2 \cdot n slot}{P}) + 1

Go Front Pitch for DC Machine

Y F = (\frac{2 \cdot n slot}{P}) - 1

How to Evaluate Armature Induced Voltage of DC Machine given Kf?

Armature Induced Voltage of DC Machine given Kf evaluator uses Armature Voltage = Machine Constant*Armature Current*Magnetic Flux*Angular Speed to evaluate the Armature Voltage, The Armature Induced Voltage of DC Machine given Kf formula is defined as the induced voltage at the armature winding of the DC Machine. Armature Voltage is denoted by V_a symbol.

How to evaluate Armature Induced Voltage of DC Machine given Kf using this online evaluator? To use this online evaluator for Armature Induced Voltage of DC Machine given Kf, enter Machine Constant (K_f), Armature Current (I_a), Magnetic Flux (Φ) & Angular Speed (ω_s) and hit the calculate button.

FAQs on Armature Induced Voltage of DC Machine given Kf

What is the formula to find Armature Induced Voltage of DC Machine given Kf?

The formula of Armature Induced Voltage of DC Machine given Kf is expressed as Armature Voltage = Machine Constant*Armature Current*Magnetic Flux*Angular Speed. Here is an example- 199.9573 = 2.864*0.75*0.29*321.

How to calculate Armature Induced Voltage of DC Machine given Kf?

With Machine Constant (K_f), Armature Current (I_a), Magnetic Flux (Φ) & Angular Speed (ω_s) we can find Armature Induced Voltage of DC Machine given Kf using the formula - Armature Voltage = Machine Constant*Armature Current*Magnetic Flux*Angular Speed.

Can the Armature Induced Voltage of DC Machine given Kf be negative?

Yes, the Armature Induced Voltage of DC Machine given Kf, measured in Electric Potential can be negative.

Which unit is used to measure Armature Induced Voltage of DC Machine given Kf?

Armature Induced Voltage of DC Machine given Kf is usually measured using the Volt[V] for Electric Potential. Millivolt[V], Microvolt[V], Nanovolt[V] are the few other units in which Armature Induced Voltage of DC Machine given Kf can be measured.

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Armature Induced Voltage of DC Machine given Kf Formula

Armature Induced Voltage of DC Machine given Kf Example

Armature Induced Voltage of DC Machine given Kf Solution

Armature Induced Voltage of DC Machine given Kf Formula Elements

Other formulas in DC Machine Characterstics category

How to Evaluate Armature Induced Voltage of DC Machine given Kf?

FAQs on Armature Induced Voltage of DC Machine given Kf

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