B-Phase Current using B-Phase Voltage(LLGF) Calculator

✖B phase Voltage is defined as the voltage of b-phase.ⓘ B Phase Voltage [V_b]			+10% -10%
✖Fault Impedance is a measure of the resistance and reactance in an electrical circuit that is used to calculate the fault current that flows through the circuit in the event of a fault.ⓘ Fault Impedance [Z_f]			+10% -10%
✖C phase current is the current that flows into the c-phase in open conductor fault.ⓘ C Phase Current [I_c]			+10% -10%

✖B phase Current is defined as the current flowing through the b-phase in open conductor fault.ⓘ B-Phase Current using B-Phase Voltage(LLGF) [I_b]

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Formula

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B-Phase Current using B-Phase Voltage(LLGF)

Formula

`"I"_{"b"} = "V"_{"b"}/"Z"_{"f"}-"I"_{"c"}`

Example

`"7.1A"="16.5V"/"1.5Ω"-"3.9A"`

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B-Phase Current using B-Phase Voltage(LLGF) Solution

STEP 0: Pre-Calculation Summary

Formula Used

B Phase Current = B Phase Voltage/Fault Impedance-C Phase Current
I_b = V_b/Z_f-I_c
This formula uses 4 Variables

Variables Used

B Phase Current - (Measured in Ampere) - B phase Current is defined as the current flowing through the b-phase in open conductor fault.
B Phase Voltage - (Measured in Volt) - B phase Voltage is defined as the voltage of b-phase.
Fault Impedance - (Measured in Ohm) - Fault Impedance is a measure of the resistance and reactance in an electrical circuit that is used to calculate the fault current that flows through the circuit in the event of a fault.
C Phase Current - (Measured in Ampere) - C phase current is the current that flows into the c-phase in open conductor fault.

STEP 1: Convert Input(s) to Base Unit

B Phase Voltage: 16.5 Volt --> 16.5 Volt No Conversion Required
Fault Impedance: 1.5 Ohm --> 1.5 Ohm No Conversion Required
C Phase Current: 3.9 Ampere --> 3.9 Ampere No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

I_b = V_b/Z_f-I_c --> 16.5/1.5-3.9

Evaluating ... ...

I_b = 7.1

STEP 3: Convert Result to Output's Unit

7.1 Ampere --> No Conversion Required

FINAL ANSWER

7.1 Ampere <-- B Phase Current

(Calculation completed in 00.004 seconds)

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Created by Nisarg

Indian Institute of Technology,Roorlee (IITR), Roorkee

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Chandigarh University (CU), Punjab

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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

B-Phase Current using B-Phase Voltage(LLGF) Formula

B Phase Current = B Phase Voltage/Fault Impedance-C Phase Current
I_b = V_b/Z_f-I_c

What is a double line to ground fault?

A double line to ground fault is a type of fault that can occur in an electrical power system. It is characterized by two of the three conductors in a three-phase power system coming into contact with the ground or earth.

How to Calculate B-Phase Current using B-Phase Voltage(LLGF)?

B-Phase Current using B-Phase Voltage(LLGF) calculator uses B Phase Current = B Phase Voltage/Fault Impedance-C Phase Current to calculate the B Phase Current, The B-phase Current using B-phase Voltage(LLGF) formula is defined as the current flowing in the B phase of the system. B Phase Current is denoted by I_b symbol.

How to calculate B-Phase Current using B-Phase Voltage(LLGF) using this online calculator? To use this online calculator for B-Phase Current using B-Phase Voltage(LLGF), enter B Phase Voltage (V_b), Fault Impedance (Z_f) & C Phase Current (I_c) and hit the calculate button. Here is how the B-Phase Current using B-Phase Voltage(LLGF) calculation can be explained with given input values -> 4.233333 = 16.5/1.5-3.9.

FAQ

What is B-Phase Current using B-Phase Voltage(LLGF)?

The B-phase Current using B-phase Voltage(LLGF) formula is defined as the current flowing in the B phase of the system and is represented as I_b = V_b/Z_f-I_c or B Phase Current = B Phase Voltage/Fault Impedance-C Phase Current. B phase Voltage is defined as the voltage of b-phase, Fault Impedance is a measure of the resistance and reactance in an electrical circuit that is used to calculate the fault current that flows through the circuit in the event of a fault & C phase current is the current that flows into the c-phase in open conductor fault.

How to calculate B-Phase Current using B-Phase Voltage(LLGF)?

The B-phase Current using B-phase Voltage(LLGF) formula is defined as the current flowing in the B phase of the system is calculated using B Phase Current = B Phase Voltage/Fault Impedance-C Phase Current. To calculate B-Phase Current using B-Phase Voltage(LLGF), you need B Phase Voltage (V_b), Fault Impedance (Z_f) & C Phase Current (I_c). With our tool, you need to enter the respective value for B Phase Voltage, Fault Impedance & C Phase Current 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 B Phase Current?

In this formula, B Phase Current uses B Phase Voltage, Fault Impedance & C Phase Current. We can use 1 other way(s) to calculate the same, which is/are as follows -

B Phase Current = Fault Current-C Phase Current

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