A-Phase EMF using Positive Sequence Voltage (One Conductor Open) Solution

STEP 0: Pre-Calculation Summary
Formula Used
A Phase EMF in OCO = Positive Sequence Voltage in OCO+Positive Sequence Current in OCO*Positive Sequence Impedance in OCO
Ea(oco) = V1(oco)+I1(oco)*Z1(oco)
This formula uses 4 Variables
Variables Used
A Phase EMF in OCO - (Measured in Volt) - A phase EMF in OCO is defined as the electromagnetic force of the a-phase in open conductor fault.
Positive Sequence Voltage in OCO - (Measured in Volt) - Positive Sequence Voltage in OCO is consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.
Positive Sequence Current in OCO - (Measured in Ampere) - Positive Sequence Current in OCO is consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.
Positive Sequence Impedance in OCO - (Measured in Ohm) - Positive Sequence Impedance in OCO is 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 in OCO: 13.5 Volt --> 13.5 Volt No Conversion Required
Positive Sequence Current in OCO: 2.001 Ampere --> 2.001 Ampere No Conversion Required
Positive Sequence Impedance in OCO: 7.94 Ohm --> 7.94 Ohm No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
Ea(oco) = V1(oco)+I1(oco)*Z1(oco) --> 13.5+2.001*7.94
Evaluating ... ...
Ea(oco) = 29.38794
STEP 3: Convert Result to Output's Unit
29.38794 Volt --> No Conversion Required
FINAL ANSWER
29.38794 Volt <-- A Phase EMF in OCO
(Calculation completed in 00.004 seconds)

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6 One Conductor Open Calculators

A-Phase EMF using Zero Sequence Impedance (One Conductor Open)
Go A Phase EMF in OCO = Positive Sequence Current in OCO*(Positive Sequence Impedance in OCO+((Zero Sequence Impedance in OCO*Negative Sequence Impedance in OCO)/(Zero Sequence Impedance in OCO+Negative Sequence Impedance in OCO)))
A-Phase EMF using Positive Sequence Voltage (One Conductor Open)
Go A Phase EMF in OCO = Positive Sequence Voltage in OCO+Positive Sequence Current in OCO*Positive Sequence Impedance in OCO
Potential Difference between A-Phase and Neutral (One Conductor Open)
Go A Phase Voltage in OCO = Zero Sequence Voltage in OCO+Positive Sequence Voltage in OCO+Negative Sequence Voltage in OCO
B-Phase Current (One Conductor Open)
Go B Phase Current in OCO = 3*Zero Sequence Current in OCO-C Phase Current in OCO
C-Phase Current (One Conductor Open)
Go C Phase Current in OCO = 3*Zero Sequence Current in OCO-B Phase Current in OCO
Potential Difference between A-Phase using Zero Sequence Potential Difference (One Conductor Open)
Go Potential Difference Between A Phase in OCO = Zero Sequence Potential Difference in OCO/3

A-Phase EMF using Positive Sequence Voltage (One Conductor Open) Formula

A Phase EMF in OCO = Positive Sequence Voltage in OCO+Positive Sequence Current in OCO*Positive Sequence Impedance in OCO
Ea(oco) = V1(oco)+I1(oco)*Z1(oco)

What are open conductor faults?

Open conductor faults are series faults that involve a break in one or two of the three conductors of a three-phase power system. The phenomenon is treated analytically through calculations and then the calculated results are confirmed through computer simulations using SIMPOW, a power system simulation software.

How to Calculate A-Phase EMF using Positive Sequence Voltage (One Conductor Open)?

A-Phase EMF using Positive Sequence Voltage (One Conductor Open) calculator uses A Phase EMF in OCO = Positive Sequence Voltage in OCO+Positive Sequence Current in OCO*Positive Sequence Impedance in OCO to calculate the A Phase EMF in OCO, The A-phase EMF using Positive Sequence Voltage (One conductor open) formula refers to the electromotive force generated in one phase of a three-phase electrical system. A three-phase system consists of three conductors (wires) carrying alternating currents, typically labeled as phase A, phase B, and phase C. The positive sequence components are those rotating in the same direction as the rotor of a synchronous machine (generator or motor) and have a phase sequence of ABC. In other words, for a positive sequence voltage in phase A, the corresponding voltages in phases B and C will be lagging behind phase A by 120 degrees and 240 degrees, respectively. A Phase EMF in OCO is denoted by Ea(oco) symbol.

How to calculate A-Phase EMF using Positive Sequence Voltage (One Conductor Open) using this online calculator? To use this online calculator for A-Phase EMF using Positive Sequence Voltage (One Conductor Open), enter Positive Sequence Voltage in OCO (V1(oco)), Positive Sequence Current in OCO (I1(oco)) & Positive Sequence Impedance in OCO (Z1(oco)) and hit the calculate button. Here is how the A-Phase EMF using Positive Sequence Voltage (One Conductor Open) calculation can be explained with given input values -> 29.38794 = 13.5+2.001*7.94.

FAQ

What is A-Phase EMF using Positive Sequence Voltage (One Conductor Open)?
The A-phase EMF using Positive Sequence Voltage (One conductor open) formula refers to the electromotive force generated in one phase of a three-phase electrical system. A three-phase system consists of three conductors (wires) carrying alternating currents, typically labeled as phase A, phase B, and phase C. The positive sequence components are those rotating in the same direction as the rotor of a synchronous machine (generator or motor) and have a phase sequence of ABC. In other words, for a positive sequence voltage in phase A, the corresponding voltages in phases B and C will be lagging behind phase A by 120 degrees and 240 degrees, respectively and is represented as Ea(oco) = V1(oco)+I1(oco)*Z1(oco) or A Phase EMF in OCO = Positive Sequence Voltage in OCO+Positive Sequence Current in OCO*Positive Sequence Impedance in OCO. Positive Sequence Voltage in OCO is consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation, Positive Sequence Current in OCO is consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation & Positive Sequence Impedance in OCO is consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ABC rotation.
How to calculate A-Phase EMF using Positive Sequence Voltage (One Conductor Open)?
The A-phase EMF using Positive Sequence Voltage (One conductor open) formula refers to the electromotive force generated in one phase of a three-phase electrical system. A three-phase system consists of three conductors (wires) carrying alternating currents, typically labeled as phase A, phase B, and phase C. The positive sequence components are those rotating in the same direction as the rotor of a synchronous machine (generator or motor) and have a phase sequence of ABC. In other words, for a positive sequence voltage in phase A, the corresponding voltages in phases B and C will be lagging behind phase A by 120 degrees and 240 degrees, respectively is calculated using A Phase EMF in OCO = Positive Sequence Voltage in OCO+Positive Sequence Current in OCO*Positive Sequence Impedance in OCO. To calculate A-Phase EMF using Positive Sequence Voltage (One Conductor Open), you need Positive Sequence Voltage in OCO (V1(oco)), Positive Sequence Current in OCO (I1(oco)) & Positive Sequence Impedance in OCO (Z1(oco)). With our tool, you need to enter the respective value for Positive Sequence Voltage in OCO, Positive Sequence Current in OCO & Positive Sequence Impedance in OCO 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 A Phase EMF in OCO?
In this formula, A Phase EMF in OCO uses Positive Sequence Voltage in OCO, Positive Sequence Current in OCO & Positive Sequence Impedance in OCO. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • A Phase EMF in OCO = Positive Sequence Current in OCO*(Positive Sequence Impedance in OCO+((Zero Sequence Impedance in OCO*Negative Sequence Impedance in OCO)/(Zero Sequence Impedance in OCO+Negative Sequence Impedance in OCO)))
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