Zero Sequence Voltage using A-Phase Voltage (LLGF) Solution

STEP 0: Pre-Calculation Summary
Formula Used
Zero Sequence Voltage = (A Phase Voltage+(2*B Phase Voltage))/3
V0 = (Va+(2*Vb))/3
This formula uses 3 Variables
Variables Used
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.
A Phase Voltage - (Measured in Volt) - A phase voltage is the voltage of a-phase in open conductor fault.
B Phase Voltage - (Measured in Volt) - B phase Voltage is defined as the voltage of b-phase.
STEP 1: Convert Input(s) to Base Unit
A Phase Voltage: 11.95 Volt --> 11.95 Volt No Conversion Required
B Phase Voltage: 16.5 Volt --> 16.5 Volt No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
V0 = (Va+(2*Vb))/3 --> (11.95+(2*16.5))/3
Evaluating ... ...
V0 = 14.9833333333333
STEP 3: Convert Result to Output's Unit
14.9833333333333 Volt --> No Conversion Required
FINAL ANSWER
14.9833333333333 14.98333 Volt <-- Zero Sequence Voltage
(Calculation completed in 00.020 seconds)

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B-Phase Voltage using Zero Sequence Current (LLGF)
​ LaTeX ​ Go B Phase Voltage = 3*Zero Sequence Current*Fault Impedance
C-Phase Voltage using Zero Sequence Current (LLGF)
​ LaTeX ​ Go C Phase Voltage = 3*Zero Sequence Current*Fault Impedance
B-Phase Voltage using Fault Current (LLGF)
​ LaTeX ​ Go B Phase Voltage = Fault Impedance*Fault Current
C-Phase Voltage using Fault Current (LLGF)
​ LaTeX ​ Go C Phase Voltage = Fault Current*Fault Impedance

Zero Sequence Voltage using A-Phase Voltage (LLGF) Formula

​LaTeX ​Go
Zero Sequence Voltage = (A Phase Voltage+(2*B Phase Voltage))/3
V0 = (Va+(2*Vb))/3

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.

What does three phase voltage mean?

Three-phase power can be defined as the common method of alternating current power generation, transmission, and distribution. It is a type of polyphase system and is the most common method used by electric grids worldwide to transfer power.

How to Calculate Zero Sequence Voltage using A-Phase Voltage (LLGF)?

Zero Sequence Voltage using A-Phase Voltage (LLGF) calculator uses Zero Sequence Voltage = (A Phase Voltage+(2*B Phase Voltage))/3 to calculate the Zero Sequence Voltage, The zero Sequence voltage using a-phase voltage (LLGF) formula is consists of a balanced three-phase voltage, phasors of which all have the same phase angles and rotate counterclockwise together. Zero Sequence Voltage is denoted by V0 symbol.

How to calculate Zero Sequence Voltage using A-Phase Voltage (LLGF) using this online calculator? To use this online calculator for Zero Sequence Voltage using A-Phase Voltage (LLGF), enter A Phase Voltage (Va) & B Phase Voltage (Vb) and hit the calculate button. Here is how the Zero Sequence Voltage using A-Phase Voltage (LLGF) calculation can be explained with given input values -> 12.11667 = (11.95+(2*16.5))/3.

FAQ

What is Zero Sequence Voltage using A-Phase Voltage (LLGF)?
The zero Sequence voltage using a-phase voltage (LLGF) formula is consists of a balanced three-phase voltage, phasors of which all have the same phase angles and rotate counterclockwise together and is represented as V0 = (Va+(2*Vb))/3 or Zero Sequence Voltage = (A Phase Voltage+(2*B Phase Voltage))/3. A phase voltage is the voltage of a-phase in open conductor fault & B phase Voltage is defined as the voltage of b-phase.
How to calculate Zero Sequence Voltage using A-Phase Voltage (LLGF)?
The zero Sequence voltage using a-phase voltage (LLGF) formula is consists of a balanced three-phase voltage, phasors of which all have the same phase angles and rotate counterclockwise together is calculated using Zero Sequence Voltage = (A Phase Voltage+(2*B Phase Voltage))/3. To calculate Zero Sequence Voltage using A-Phase Voltage (LLGF), you need A Phase Voltage (Va) & B Phase Voltage (Vb). With our tool, you need to enter the respective value for A Phase Voltage & B Phase Voltage 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 Voltage?
In this formula, Zero Sequence Voltage uses A Phase Voltage & B Phase Voltage. We can use 2 other way(s) to calculate the same, which is/are as follows -
  • Zero Sequence Voltage = B Phase Voltage+Positive Sequence Voltage
  • Zero Sequence Voltage = Positive Sequence Voltage+(3*Fault Impedance*Zero Sequence Current)
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