Positive Sequence Current for L-G-F Calculator

✖Positive Sequence Voltage LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.ⓘ Positive Sequence Voltage LG [V_1(lg)]			+10% -10%
✖EMF Induced in Primary Winding LG is the production of voltage in a coil because of the change in magnetic flux through a coil.ⓘ EMF Induced in Primary Winding LG [E_1(lg)]			+10% -10%
✖Positive Sequence Impedance LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.ⓘ Positive Sequence Impedance LG [Z_1(lg)]			+10% -10%

✖Positive Sequence Current LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.ⓘ Positive Sequence Current for L-G-F [I_1(lg)]

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Positive Sequence Current for L-G-F Solution

STEP 0: Pre-Calculation Summary

Formula Used

Positive Sequence Current LG = (Positive Sequence Voltage LG-EMF Induced in Primary Winding LG)/Positive Sequence Impedance LG
I_1(lg) = (V_1(lg)-E_1(lg))/Z_1(lg)
This formula uses 4 Variables

Variables Used

Positive Sequence Current LG - (Measured in Ampere) - Positive Sequence Current LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.
Positive Sequence Voltage LG - (Measured in Volt) - Positive Sequence Voltage LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.
EMF Induced in Primary Winding LG - (Measured in Volt) - EMF Induced in Primary Winding LG is the production of voltage in a coil because of the change in magnetic flux through a coil.
Positive Sequence Impedance LG - (Measured in Ohm) - Positive Sequence Impedance LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.

STEP 1: Convert Input(s) to Base Unit

Positive Sequence Voltage LG: 17.5 Volt --> 17.5 Volt No Conversion Required
EMF Induced in Primary Winding LG: 20.5 Volt --> 20.5 Volt No Conversion Required
Positive Sequence Impedance LG: 7.94 Ohm --> 7.94 Ohm No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_1(lg) = (V_1(lg)-E_1(lg))/Z_1(lg) --> (17.5-20.5)/7.94

Evaluating ... ...

I_1(lg) = -0.377833753148615

STEP 3: Convert Result to Output's Unit

-0.377833753148615 Ampere --> No Conversion Required

FINAL ANSWER

-0.377833753148615 ≈ -0.377834 Ampere <-- Positive Sequence Current LG

(Calculation completed in 00.004 seconds)

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< Current Calculators

Positive Sequence Current using Fault Impedance(LGF)

LaTeX Go Positive Sequence Current LG = (Positive Sequence Voltage LG+Negative Sequence Voltage LG+Zero Sequence Voltage LG)/(3*Fault Impedance LG)

A-Phase Current using Positive Sequence Current (LGF)

LaTeX Go A-Phase Current LG = Positive Sequence Current LG*3

A-Phase Current using Negative Sequence Current (LGF)

LaTeX Go A-Phase Current LG = 3*Negative Sequence Current LG

A-Phase Current using Zero Sequence Current (LGF)

LaTeX Go A-Phase Current LG = Zero Sequence Current LG*3

Positive Sequence Current for L-G-F Formula

LaTeX Go

Positive Sequence Current LG = (Positive Sequence Voltage LG-EMF Induced in Primary Winding LG)/Positive Sequence Impedance LG
I_1(lg) = (V_1(lg)-E_1(lg))/Z_1(lg)

What are the Sequence Components?

The positive sequence consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ABC rotation. The negative sequence consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ACB rotation. Zero sequence consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together.

How to Calculate Positive Sequence Current for L-G-F?

Positive Sequence Current for L-G-F calculator uses Positive Sequence Current LG = (Positive Sequence Voltage LG-EMF Induced in Primary Winding LG)/Positive Sequence Impedance LG to calculate the Positive Sequence Current LG, The Positive Sequence Current for L-G-F formula consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ABC rotation. Positive Sequence Current LG is denoted by I_1(lg) symbol.

How to calculate Positive Sequence Current for L-G-F using this online calculator? To use this online calculator for Positive Sequence Current for L-G-F, enter Positive Sequence Voltage LG (V_1(lg)), EMF Induced in Primary Winding LG (E_1(lg)) & Positive Sequence Impedance LG (Z_1(lg)) and hit the calculate button. Here is how the Positive Sequence Current for L-G-F calculation can be explained with given input values -> -0.377834 = (17.5-20.5)/7.94.

FAQ

What is Positive Sequence Current for L-G-F?

The Positive Sequence Current for L-G-F formula consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ABC rotation and is represented as I_1(lg) = (V_1(lg)-E_1(lg))/Z_1(lg) or Positive Sequence Current LG = (Positive Sequence Voltage LG-EMF Induced in Primary Winding LG)/Positive Sequence Impedance LG. Positive Sequence Voltage LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation, EMF Induced in Primary Winding LG is the production of voltage in a coil because of the change in magnetic flux through a coil & Positive Sequence Impedance LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.

How to calculate Positive Sequence Current for L-G-F?

The Positive Sequence Current for L-G-F formula consists of balanced three-phase voltage and current phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ABC rotation is calculated using Positive Sequence Current LG = (Positive Sequence Voltage LG-EMF Induced in Primary Winding LG)/Positive Sequence Impedance LG. To calculate Positive Sequence Current for L-G-F, you need Positive Sequence Voltage LG (V_1(lg)), EMF Induced in Primary Winding LG (E_1(lg)) & Positive Sequence Impedance LG (Z_1(lg)). With our tool, you need to enter the respective value for Positive Sequence Voltage LG, EMF Induced in Primary Winding LG & Positive Sequence Impedance LG 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 Positive Sequence Current LG?

In this formula, Positive Sequence Current LG uses Positive Sequence Voltage LG, EMF Induced in Primary Winding LG & Positive Sequence Impedance LG. We can use 3 other way(s) to calculate the same, which is/are as follows -

Positive Sequence Current LG = (Positive Sequence Voltage LG+Negative Sequence Voltage LG+Zero Sequence Voltage LG)/(3*Fault Impedance LG)
Positive Sequence Current LG = A-Phase Current LG/3
Positive Sequence Current LG = A Phase EMF LG/(Zero Sequence Impedance LG+Negative Sequence Impedance LG+Positive Sequence Impedance LG+(3*Fault Impedance LG))

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