Zero Sequence Current using Zero Sequence Voltage (LLGF) Solution

STEP 0: Pre-Calculation Summary
Formula Used
Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance
I0 = (-1)*V0/Z0
This formula uses 3 Variables
Variables Used
Zero Sequence Current - (Measured in Ampere) - Zero Sequence Current consists of a balanced three-phase current, phasors of which all have the same phase angles and rotate counterclockwise together.
Zero Sequence Voltage - (Measured in Volt) - Zero Sequence Voltage consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together.
Zero Sequence Impedance - (Measured in Ohm) - Zero Sequence Impedance consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counter clockwise together.
STEP 1: Convert Input(s) to Base Unit
Zero Sequence Voltage: 17.6 Volt --> 17.6 Volt No Conversion Required
Zero Sequence Impedance: 8 Ohm --> 8 Ohm No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
I0 = (-1)*V0/Z0 --> (-1)*17.6/8
Evaluating ... ...
I0 = -2.2
STEP 3: Convert Result to Output's Unit
-2.2 Ampere --> No Conversion Required
FINAL ANSWER
-2.2 Ampere <-- Zero Sequence Current
(Calculation completed in 00.004 seconds)

Credits

Created by Urvi Rathod
Vishwakarma Government Engineering College (VGEC), Ahmedabad
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16 Current Calculators

Positive Sequence Current using A-Phase EMF and Sequence Impedances(LLGF)
Go Positive Sequence Current = A Phase EMF/(Positive Sequence Impedance+(Negative Sequence Impedance*(Zero Sequence Impedance+3*Fault Impedance))/(Zero Sequence Impedance+Negative Sequence Impedance+3*Fault Impedance))
Negative Sequence Current using Positive Sequence Current and Sequence Impedances(LLGF)
Go Negative Sequence Current = -Positive Sequence Current*((Zero Sequence Impedance+3*Fault Impedance)/(Zero Sequence Impedance+Negative Sequence Impedance+3*Fault Impedance))
Zero Sequence Current using Positive Sequence Current and Sequence Impedances(LLGF)
Go Zero Sequence Current = -Positive Sequence Current*((Negative Sequence Impedance)/(Zero Sequence Impedance+Negative Sequence Impedance+3*Fault Impedance))
Positive Sequence Current using Positive Sequence Voltage (LLGF)
Go Positive Sequence Current = (A Phase EMF-Positive Sequence Voltage)/Positive Sequence Impedance
Zero Sequence Current using Sequence Voltages and Fault Impedance(LLGF)
Go Zero Sequence Current = (Zero Sequence Voltage-Positive Sequence Voltage)/(3*Fault Impedance)
B-Phase Current using B-Phase Voltage(LLGF)
Go B Phase Current = B Phase Voltage/Fault Impedance-C Phase Current
C-Phase Current using C-Phase Voltage(LLGF)
Go C Phase Current = C Phase Voltage/Fault Impedance-B Phase Current
Negative Sequence Current using Negative Sequence Voltage (LLGF)
Go Negative Sequence Current = (-1)*Negative Sequence Voltage/Negative Sequence Impedance
Zero Sequence Current using Zero Sequence Voltage (LLGF)
Go Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance
Zero Sequence Current using B-Phase Voltage (LLGF)
Go Zero Sequence Current = B Phase Voltage/(3*Fault Impedance)
Zero Sequence Current using C-Phase Voltage (LLGF)
Go Zero Sequence Current = C Phase Voltage/(3*Fault Impedance)
Fault Current using B-Phase Voltage (LLGF)
Go Fault Current = B Phase Voltage/Fault Impedance
Fault Current using C-Phase Voltage (LLGF)
Go Fault Current = C Phase Voltage/Fault Impedance
B-Phase Current (LLGF)
Go B Phase Current = Fault Current-C Phase Current
C-Phase Current (LLGF)
Go C Phase Current = Fault Current-B Phase Current
Fault Current (LLGF)
Go Fault Current = B Phase Current+C Phase Current

Zero Sequence Current using Zero Sequence Voltage (LLGF) Formula

Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance
I0 = (-1)*V0/Z0

What are the positive and negative 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.

How to Calculate Zero Sequence Current using Zero Sequence Voltage (LLGF)?

Zero Sequence Current using Zero Sequence Voltage (LLGF) calculator uses Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance to calculate the Zero Sequence Current, The zero Sequence current using zero sequence voltage (LLGF) formula is consists of a balanced three-phase voltage phasor of which all have the same phase angles and rotate counterclockwise together. Zero Sequence Current is denoted by I0 symbol.

How to calculate Zero Sequence Current using Zero Sequence Voltage (LLGF) using this online calculator? To use this online calculator for Zero Sequence Current using Zero Sequence Voltage (LLGF), enter Zero Sequence Voltage (V0) & Zero Sequence Impedance (Z0) and hit the calculate button. Here is how the Zero Sequence Current using Zero Sequence Voltage (LLGF) calculation can be explained with given input values -> -2.2 = (-1)*17.6/8.

FAQ

What is Zero Sequence Current using Zero Sequence Voltage (LLGF)?
The zero Sequence current using zero sequence voltage (LLGF) formula is consists of a balanced three-phase voltage phasor of which all have the same phase angles and rotate counterclockwise together and is represented as I0 = (-1)*V0/Z0 or Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance. Zero Sequence Voltage consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together & Zero Sequence Impedance consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counter clockwise together.
How to calculate Zero Sequence Current using Zero Sequence Voltage (LLGF)?
The zero Sequence current using zero sequence voltage (LLGF) formula is consists of a balanced three-phase voltage phasor of which all have the same phase angles and rotate counterclockwise together is calculated using Zero Sequence Current = (-1)*Zero Sequence Voltage/Zero Sequence Impedance. To calculate Zero Sequence Current using Zero Sequence Voltage (LLGF), you need Zero Sequence Voltage (V0) & Zero Sequence Impedance (Z0). With our tool, you need to enter the respective value for Zero Sequence Voltage & Zero Sequence Impedance 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 Zero Sequence Current?
In this formula, Zero Sequence Current uses Zero Sequence Voltage & Zero Sequence Impedance. We can use 4 other way(s) to calculate the same, which is/are as follows -
  • Zero Sequence Current = B Phase Voltage/(3*Fault Impedance)
  • Zero Sequence Current = C Phase Voltage/(3*Fault Impedance)
  • Zero Sequence Current = (Zero Sequence Voltage-Positive Sequence Voltage)/(3*Fault Impedance)
  • Zero Sequence Current = -Positive Sequence Current*((Negative Sequence Impedance)/(Zero Sequence Impedance+Negative Sequence Impedance+3*Fault Impedance))
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