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Negative Sequence Impedance for L-G-F Formula

GoNegative Sequence Impedance using A-Phase EMF (LGF) Formula

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

Z 2(lg) = (- 1) \cdot \frac{V 2(lg)}{I 2(lg)}

Z_2(lg) - Negative Sequence Impedance LG?V_2(lg) - Negative Sequence Voltage LG?I_2(lg) - Negative Sequence Current LG?

Negative Sequence Impedance for L-G-F Example

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Here is how the Negative Sequence Impedance for L-G-F equation looks like with Values.

Here is how the Negative Sequence Impedance for L-G-F equation looks like with Units.

Here is how the Negative Sequence Impedance for L-G-F equation looks like.

44.6 = (- 1) \cdot \frac{16.056}{-0.36}

44.6Ω = (- 1) \cdot \frac{16.056V}{-0.36A}

44.6 = (- 1) \cdot \frac{16.056}{-0.36}

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Negative Sequence Impedance for L-G-F Solution

Follow our step by step solution on how to calculate Negative Sequence Impedance for L-G-F?

FIRST Step Consider the formula

Z 2(lg) = (- 1) \cdot \frac{V 2(lg)}{I 2(lg)}

Next Step Substitute values of Variables

∴

Z 2(lg) = (- 1) \cdot \frac{16.056V}{-0.36A}

Next Step Prepare to Evaluate

∴

Z 2(lg) = (- 1) \cdot \frac{16.056}{-0.36}

LAST Step Evaluate

∴

Z 2(lg) = 44.6Ω

Negative Sequence Impedance for L-G-F Formula Elements

Variables

Negative Sequence Impedance LG

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

Symbol: Z_2(lg)

Measurement: Electric ResistanceUnit: Ω

Note: Value can be positive or negative.

Formulas to find Negative Sequence Impedance LG

Negative Sequence Voltage LG

Negative Sequence Voltage LG consists of balanced three-phase voltage and current phasors which are exactly at 120 degrees apart rotating counterclockwise in ACB rotation.

Symbol: V_2(lg)

Measurement: Electric PotentialUnit: V

Note: Value can be positive or negative.

Formulas to find Negative Sequence Voltage LG

Negative Sequence Current LG

Negative Sequence Current LG consists of balanced three-phase current phasors which are exactly at 120 degrees apart rotating counterclockwise in ACB rotation.

Symbol: I_2(lg)

Measurement: Electric CurrentUnit: A

Note: Value can be positive or negative.

Formulas to find Negative Sequence Current LG

Other Formulas to find Negative Sequence Impedance LG

Go Negative Sequence Impedance using A-Phase EMF (LGF)

Z 2(lg) = (\frac{E 1(lg)}{I 2(lg)}) - (3 \cdot Z f(lg)) - Z 1(lg) - Z 0(lg)

Other formulas in Impedance category

Go Fault Impedance using A-Phase Voltage(LGF)

Z f(lg) = \frac{V a(lg)}{I a(lg)}

Go Zero Sequence Impedance for L-G-F

Z 0(lg) = (- 1) \cdot \frac{V 0(lg)}{I 0(lg)}

Go Positive Sequence Impedance for L-G-F

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

Go Positive Sequence Impedance using A-Phase EMF (LGF)

Z 1(lg) = (\frac{E 1(lg)}{I 1(lg)}) - (3 \cdot Z f(lg)) - Z 0(lg) - Z 2(lg)

How to Evaluate Negative Sequence Impedance for L-G-F?

Negative Sequence Impedance for L-G-F evaluator uses Negative Sequence Impedance LG = (-1)*Negative Sequence Voltage LG/Negative Sequence Current LG to evaluate the Negative Sequence Impedance LG, The Negative Sequence Impedance for L-G-F formula is consists of balanced three-phase impedance phasors which are exactly at ₁₂₀ degrees apart rotating counterclockwise in ACB rotation. Negative Sequence Impedance LG is denoted by Z_2(lg) symbol.

How to evaluate Negative Sequence Impedance for L-G-F using this online evaluator? To use this online evaluator for Negative Sequence Impedance for L-G-F, enter Negative Sequence Voltage LG (V_2(lg)) & Negative Sequence Current LG (I_2(lg)) and hit the calculate button.

FAQs on Negative Sequence Impedance for L-G-F

What is the formula to find Negative Sequence Impedance for L-G-F?

The formula of Negative Sequence Impedance for L-G-F is expressed as Negative Sequence Impedance LG = (-1)*Negative Sequence Voltage LG/Negative Sequence Current LG. Here is an example- 44.6 = (-1)*16.056/(-0.36).

How to calculate Negative Sequence Impedance for L-G-F?

With Negative Sequence Voltage LG (V_2(lg)) & Negative Sequence Current LG (I_2(lg)) we can find Negative Sequence Impedance for L-G-F using the formula - Negative Sequence Impedance LG = (-1)*Negative Sequence Voltage LG/Negative Sequence Current LG.

What are the other ways to Calculate Negative Sequence Impedance LG?

Here are the different ways to Calculate Negative Sequence Impedance LG-

Negative Sequence Impedance LG=(EMF Induced in Primary Winding LG/Negative Sequence Current LG)-(3*Fault Impedance LG)-Positive Sequence Impedance LG-Zero Sequence Impedance LG

Can the Negative Sequence Impedance for L-G-F be negative?

Yes, the Negative Sequence Impedance for L-G-F, measured in Electric Resistance can be negative.

Which unit is used to measure Negative Sequence Impedance for L-G-F?

Negative Sequence Impedance for L-G-F is usually measured using the Ohm[Ω] for Electric Resistance. Megohm[Ω], Microhm[Ω], Volt per Ampere[Ω] are the few other units in which Negative Sequence Impedance for L-G-F can be measured.

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Negative Sequence Impedance for L-G-F Formula

​GoNegative Sequence Impedance using A-Phase EMF (LGF) Formula

Negative Sequence Impedance for L-G-F Example

Negative Sequence Impedance for L-G-F Solution

Negative Sequence Impedance for L-G-F Formula Elements

Other Formulas to find Negative Sequence Impedance LG

Other formulas in Impedance category

How to Evaluate Negative Sequence Impedance for L-G-F?

FAQs on Negative Sequence Impedance for L-G-F

Variable Name

GoNegative Sequence Impedance using A-Phase EMF (LGF) Formula