MANGAL DASElectrical and Electronics

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Reactive power Apparent power Active power

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High Reactive Power Burden High harmonic currents Unbalanced loads Excessive neutral currents

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Vs = v1+j i1 x/2

V2 = vr+j i2 x/2

Ps = I Vs I. I V1 I.sin $/2 /x/2

PR = I VR I. I V2 I.sin $/2 /x/2

In mid point, V1= V2

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Thyristor controlled reactor Thyristor switched capacitor Static VAR compensator Advanced static VAR compensator

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POWER FACTOR TO UNITY HARMONICS CURRENT COMPENSATION LOAD BALANCING DISTRIBUTION LINE VOLTAGE REGULATION COMPENSATION OF NEUTRAL CURRENT

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