Fundamental Supply Current for PWM Control Calculator

✖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%
✖Number of Pulse in Half-cycle of PWM (Pulse Width Modulation) converter refers to the count of pulses generated within half of the waveform period.ⓘ Number of Pulse in Half-cycle of PWM [p]			+10% -10%
✖Excitation Angle is the angle at which the PWM Converter begins to Produce Output Voltage or Current.ⓘ Excitation Angle [α_k]			+10% -10%
✖Symmetrical Angle is the Angle at which the PWM Converter produces Symmetrical Output Waveforms with respect to the AC Input Waveform.ⓘ Symmetrical Angle [β_k]			+10% -10%

✖Fundamental Supply Current is Defined as the Current Component at the Fundamental Frequency of the Output Waveform.ⓘ Fundamental Supply Current for PWM Control [I_S(fund)]

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Fundamental Supply Current for PWM Control Solution

STEP 0: Pre-Calculation Summary

Formula Used

Fundamental Supply Current = ((sqrt(2)*Armature Current)/pi)*sum(x,1,Number of Pulse in Half-cycle of PWM,(cos(Excitation Angle))-(cos(Symmetrical Angle)))
I_S(fund) = ((sqrt(2)*I_a)/pi)*sum(x,1,p,(cos(α_k))-(cos(β_k)))
This formula uses 1 Constants, 3 Functions, 5 Variables

Constants Used

pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288

Functions Used

cos - Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle., cos(Angle)
sqrt - A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number., sqrt(Number)
sum - Summation or sigma (∑) notation is a method used to write out a long sum in a concise way., sum(i, from, to, expr)

Variables Used

Fundamental Supply Current - (Measured in Ampere) - Fundamental Supply Current is Defined as the Current Component at the Fundamental Frequency of the Output Waveform.
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.
Number of Pulse in Half-cycle of PWM - Number of Pulse in Half-cycle of PWM (Pulse Width Modulation) converter refers to the count of pulses generated within half of the waveform period.
Excitation Angle - (Measured in Radian) - Excitation Angle is the angle at which the PWM Converter begins to Produce Output Voltage or Current.
Symmetrical Angle - (Measured in Radian) - Symmetrical Angle is the Angle at which the PWM Converter produces Symmetrical Output Waveforms with respect to the AC Input Waveform.

STEP 1: Convert Input(s) to Base Unit

Armature Current: 2.2 Ampere --> 2.2 Ampere No Conversion Required
Number of Pulse in Half-cycle of PWM: 3 --> No Conversion Required
Excitation Angle: 30 Degree --> 0.5235987755982 Radian (Check conversion here)
Symmetrical Angle: 60 Degree --> 1.0471975511964 Radian (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_S(fund) = ((sqrt(2)*I_a)/pi)*sum(x,1,p,(cos(α_k))-(cos(β_k))) --> ((sqrt(2)*2.2)/pi)*sum(x,1,3,(cos(0.5235987755982))-(cos(1.0471975511964)))

Evaluating ... ...

I_S(fund) = 1.0874775224114

STEP 3: Convert Result to Output's Unit

1.0874775224114 Ampere --> No Conversion Required

FINAL ANSWER

1.0874775224114 ≈ 1.087478 Ampere <-- Fundamental Supply Current

(Calculation completed in 00.004 seconds)

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Created by Siddharth Raj

Heritage Institute of Technology ( HITK), Kolkata

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Fundamental Supply Current for PWM Control Formula

LaTeX Go

How Fundamental Supply Current is a Crucial Parameter in PWM Converter?

The Fundamental supply current is a crucial parameter for assessing the power consumption and load characteristics of the PWM converter. It determines the effective current drawn from the input power source and influences system efficiency, power factor, and overall power quality.

How to Calculate Fundamental Supply Current for PWM Control?

Fundamental Supply Current for PWM Control calculator uses Fundamental Supply Current = ((sqrt(2)*Armature Current)/pi)*sum(x,1,Number of Pulse in Half-cycle of PWM,(cos(Excitation Angle))-(cos(Symmetrical Angle))) to calculate the Fundamental Supply Current, The Fundamental Supply Current for PWM Control is defined as the current component at the fundamental frequency of the output waveform, It represents the effective value of the current flowing from the input power source to the converter. Fundamental Supply Current is denoted by I_S(fund) symbol.

How to calculate Fundamental Supply Current for PWM Control using this online calculator? To use this online calculator for Fundamental Supply Current for PWM Control, enter Armature Current (I_a), Number of Pulse in Half-cycle of PWM (p), Excitation Angle (α_k) & Symmetrical Angle (β_k) and hit the calculate button. Here is how the Fundamental Supply Current for PWM Control calculation can be explained with given input values -> 0.998586 = ((sqrt(2)*2.2)/pi)*sum(x,1,3,(cos(0.5235987755982))-(cos(1.0471975511964))).

FAQ

What is Fundamental Supply Current for PWM Control?

The Fundamental Supply Current for PWM Control is defined as the current component at the fundamental frequency of the output waveform, It represents the effective value of the current flowing from the input power source to the converter and is represented as I_S(fund) = ((sqrt(2)*I_a)/pi)*sum(x,1,p,(cos(α_k))-(cos(β_k))) or Fundamental Supply Current = ((sqrt(2)*Armature Current)/pi)*sum(x,1,Number of Pulse in Half-cycle of PWM,(cos(Excitation Angle))-(cos(Symmetrical Angle))). Armature Current DC motor is defined as the armature current developed in an electrical dc motor due to the rotation of rotor, Number of Pulse in Half-cycle of PWM (Pulse Width Modulation) converter refers to the count of pulses generated within half of the waveform period, Excitation Angle is the angle at which the PWM Converter begins to Produce Output Voltage or Current & Symmetrical Angle is the Angle at which the PWM Converter produces Symmetrical Output Waveforms with respect to the AC Input Waveform.

How to calculate Fundamental Supply Current for PWM Control?

The Fundamental Supply Current for PWM Control is defined as the current component at the fundamental frequency of the output waveform, It represents the effective value of the current flowing from the input power source to the converter is calculated using Fundamental Supply Current = ((sqrt(2)*Armature Current)/pi)*sum(x,1,Number of Pulse in Half-cycle of PWM,(cos(Excitation Angle))-(cos(Symmetrical Angle))). To calculate Fundamental Supply Current for PWM Control, you need Armature Current (I_a), Number of Pulse in Half-cycle of PWM (p), Excitation Angle (α_k) & Symmetrical Angle (β_k). With our tool, you need to enter the respective value for Armature Current, Number of Pulse in Half-cycle of PWM, Excitation Angle & Symmetrical Angle 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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