Question
Asked Sep 19, 2019
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A 13.2KV, 60H2 Single phase lina Connects a
Substahon o an
resistunce
Tha line Voltape is l.5 kV and tue
ndusta al load. The line has a
feactane
drawing 3 M W of active pouler (P) aud 2 M var
feaetve powerCaleulale
Tue Cine Curent
Tua actve aud feactve power consumed by te ine
TAe achve, reauhle and appaveut pawen ab scrtoe
by the load
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A 13.2KV, 60H2 Single phase lina Connects a Substahon o an resistunce Tha line Voltape is l.5 kV and tue ndusta al load. The line has a feactane drawing 3 M W of active pouler (P) aud 2 M var feaetve powerCaleulale Tue Cine Curent Tua actve aud feactve power consumed by te ine TAe achve, reauhle and appaveut pawen ab scrtoe by the load

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Expert Answer

Step 1

Consider that the line voltage is V and line  current is  I, the active power, reactive power and apparent power input to the  line are  PL, QL and SL respectively. The input power factor is cosφ.

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= 32 +22 = 13 MVA PL cos SL 3 v13 -0.832

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Step 2

Write the expression for input power of the transmission line and substitute the known values.

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P VI cos 3x106 I = 12.5x10 x 0.832 -288.46 A

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Step 3

Consider Pline and  Qline are the active power and reacti...

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Pi288.46x 2.4 Р. -0.2 MW ine =288.462 x12 -1 MVAR

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