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Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Formula

GoPositive Sequence Current using Positive Sequence Voltage (One Conductor Open) Formula

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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. Check FAQs

I 1(oco) = \frac{E a(oco)}{Z 1(oco) + (\frac{Z 0(oco) \cdot Z 2(oco)}{Z 0(oco) + Z 2(oco)})}

I_1(oco) - Positive Sequence Current in OCO?E_a(oco) - A Phase EMF in OCO?Z_1(oco) - Positive Sequence Impedance in OCO?Z_0(oco) - Zero Sequence Impedance in OCO?Z_2(oco) - Negative Sequence Impedance in OCO?

Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Example

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Here is how the Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) equation looks like with Units.

Here is how the Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) equation looks like.

1.9955 = \frac{29.38}{7.94 + (\frac{8 \cdot 44.6}{8 + 44.6})}

1.9955A = \frac{29.38V}{7.94Ω + (\frac{8Ω \cdot 44.6Ω}{8Ω + 44.6Ω})}

1.9955 = \frac{29.38}{7.94 + (\frac{8 \cdot 44.6}{8 + 44.6})}

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Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Solution

Follow our step by step solution on how to calculate Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)?

FIRST Step Consider the formula

I 1(oco) = \frac{E a(oco)}{Z 1(oco) + (\frac{Z 0(oco) \cdot Z 2(oco)}{Z 0(oco) + Z 2(oco)})}

Next Step Substitute values of Variables

∴

I 1(oco) = \frac{29.38V}{7.94Ω + (\frac{8Ω \cdot 44.6Ω}{8Ω + 44.6Ω})}

Next Step Prepare to Evaluate

∴

I 1(oco) = \frac{29.38}{7.94 + (\frac{8 \cdot 44.6}{8 + 44.6})}

Next Step Evaluate

∴

I 1(oco) = 1.99548062868329A

LAST Step Rounding Answer

∴

I 1(oco) = 1.9955A

Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Formula Elements

Variables

Positive Sequence Current in OCO

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.

Symbol: I_1(oco)

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Positive Sequence Current in OCO

A Phase EMF in OCO

A phase EMF in OCO is defined as the electromagnetic force of the a-phase in open conductor fault.

Symbol: E_a(oco)

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find A Phase EMF in OCO

Positive Sequence Impedance in OCO

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.

Symbol: Z_1(oco)

Measurement: Electric ResistanceUnit: Ω

Note: Value should be greater than 0.

Formulas to find Positive Sequence Impedance in OCO

Zero Sequence Impedance in OCO

Zero Sequence Impedance in OCO is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counter clockwise together.

Symbol: Z_0(oco)

Measurement: Electric ResistanceUnit: Ω

Note: Value can be positive or negative.

Formulas to find Zero Sequence Impedance in OCO

Negative Sequence Impedance in OCO

Negative Sequence Impedance in OCO is consists of balanced three-phase impedance phasors which are exactly at 120 degrees apart rotating counterclockwise in ACB rotation.

Symbol: Z_2(oco)

Measurement: Electric ResistanceUnit: Ω

Note: Value can be positive or negative.

Formulas to find Negative Sequence Impedance in OCO

Other Formulas to find Positive Sequence Current in OCO

Go Positive Sequence Current using Positive Sequence Voltage (One Conductor Open)

I 1(oco) = \frac{E a(oco) - V 1(oco)}{Z 1(oco)}

Other formulas in Positive Sequence category

Go Positive Sequence Potential Difference using A-Phase Potential Difference (One Conductor Open)

Vaa' 1(oco) = \frac{Vaa' (oco)}{3}

Go Positive Sequence Impedance using Positive Sequence Voltage (One Conductor Open)

Z 1(oco) = \frac{E a(oco) - V 1(oco)}{I 1(oco)}

Go Positive Sequence Voltage using Positive Sequence Impedance (One Conductor Open)

V 1(oco) = E a(oco) - I 1(oco) \cdot Z 1(oco)

How to Evaluate Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)?

Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) evaluator uses Positive Sequence Current in OCO = A Phase EMF 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))) to evaluate the Positive Sequence Current in OCO, The Positive Sequence Current using Zero Sequence Impedance (One conductor open) formula is consists of a balanced three-phase voltage and current, phasors of which all have the same phase angles and rotate counterclockwise together. Positive Sequence Current in OCO is denoted by I_1(oco) symbol.

How to evaluate Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) using this online evaluator? To use this online evaluator for Positive Sequence Current using Zero Sequence Impedance (One Conductor Open), enter A Phase EMF in OCO (E_a(oco)), Positive Sequence Impedance in OCO (Z_1(oco)), Zero Sequence Impedance in OCO (Z_0(oco)) & Negative Sequence Impedance in OCO (Z_2(oco)) and hit the calculate button.

FAQs on Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)

What is the formula to find Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)?

The formula of Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) is expressed as Positive Sequence Current in OCO = A Phase EMF 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))). Here is an example- 2.002334 = 29.38/(7.94+((8*44.6)/(8+44.6))).

How to calculate Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)?

With A Phase EMF in OCO (E_a(oco)), Positive Sequence Impedance in OCO (Z_1(oco)), Zero Sequence Impedance in OCO (Z_0(oco)) & Negative Sequence Impedance in OCO (Z_2(oco)) we can find Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) using the formula - Positive Sequence Current in OCO = A Phase EMF 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))).

What are the other ways to Calculate Positive Sequence Current in OCO?

Here are the different ways to Calculate Positive Sequence Current in OCO-

Positive Sequence Current in OCO=(A Phase EMF in OCO-Positive Sequence Voltage in OCO)/Positive Sequence Impedance in OCO

Can the Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) be negative?

Yes, the Positive Sequence Current using Zero Sequence Impedance (One Conductor Open), measured in Electric Current can be negative.

Which unit is used to measure Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)?

Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) is usually measured using the Ampere[A] for Electric Current. Milliampere[A], Microampere[A], Centiampere[A] are the few other units in which Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) can be measured.

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Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Formula

​GoPositive Sequence Current using Positive Sequence Voltage (One Conductor Open) Formula

Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Example

Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Solution

Positive Sequence Current using Zero Sequence Impedance (One Conductor Open) Formula Elements

Other Formulas to find Positive Sequence Current in OCO

Other formulas in Positive Sequence category

How to Evaluate Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)?

FAQs on Positive Sequence Current using Zero Sequence Impedance (One Conductor Open)

Variable Name

GoPositive Sequence Current using Positive Sequence Voltage (One Conductor Open) Formula