For the shown balanced and negative sequence three phase system, given that Vca 426< 57° Vrms and Zp= 1.2<4° 0, the value of Icc is:a(+21)nCbA12+a. 305 <83 Armsb. 205 83 Armsc. 205 123 Armsd. 396 64 Armse. 305 160 Arms1BZ,NZpL

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Answered: For the shown balanced and negative…

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.13MCQ

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4. A 4160V, three phase source, 4-wire supplying an unbalanced three phase load. The unbalanced connected load are: Zan = 150/53.13° ; Zbn = 150-53.13° ; Zen = 1500° Assuming positive sequence and the reference is the line voltage "a", determine: a. the line current "a" b. the line current “b” c. the line current "c". d. the total real power e. the total reactive power f. the total apparent power g. the overall power factor. h. the neutral current.
A balanced, 3-phase, 346.41 Vrms line voltage source feeds two loads connected in parallel with a 3-phase line with j3ohm/phase impedance.The first load is Y (star) connected and has an impedance of 12ohm/phase.The second load is D (delta) connected and has an impedance of 12ohm/phase.Taking the Van phase voltage as reference: a)Find the current, active power and reactive power provided by the source. b)Find the phase and line voltages on the loads c)Find the phase currents for each load d)Find the active and reactive power in each load. e)Find the active and reactive power loss in the line f)Show whether the total active and reactive power provided by the source is equal to the total active and reactive power in each load and line.
Problem 4- A large 3-phase industrial load draws 3.6 MVA at 0.85 power factor lagging from through a three- phase 12.47/7.2 kV 3-wire overhead distribution line. The phase conductor is #1 ACSR “Robin". Taking 3.6 MVA and 12.47 kV as base values, determine (a) The base impedance in (N) (b) The reactive power drawn by the load (p.u.) (c) The total current (p.u.) drawn from the power supply
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The load flow data for the sample power system are given below. The voltage magnitude at bus 2 is to be maintained at 1.04 p.u.Determine the set of load flow equations at the end of first iteration by using N-R method. Impedance for sample system Bus Code Impedances line charging admittance 1-2 0.08 + j0.24 0.0 1-3 0.02 + j0.06 0.0 2-3 0.06 + j0.18 0.0 Schedule of generation and loads: Bus Code Assured Voltages Generation Load…
1 PROBLEM 20020° V rms, Vbn 1. A balanced three-phase Y-Y system has the phase voltages of Van 200/120° V rms, and Ven = 2002(-120°) Vrms. The load impedance per phase is Z₁ = 50 - j100 n. a Van Vcn n Vbn Ia Ib Ic B Zu (b) Determine the line currents Īa, Ip and Īc. (c) Determine the total average power delivered to the three loads. N C = ZL (a) The balanced three-phase circuit has a negative phase sequence. Circle your choice. (1) True (ii) False
A three-phase balanced load of 15A per phase is supplied by a steel wire armoured cable with a c.s.a. of 2.5mm². The voltage drop for this cable is 15mv/A/m and the circuit is 40m long. Calculate the voltage drop in the cable.
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A single-phase power system is shown as the equivalent circuit below. The system has a 480V generator connected to an ideal 1:10 step-up transformer (no losses), a transmission line, an ideal 20:1 step-down transformer and a load all in series as shown. The resistance of the transmission line is 20 S2 and the reactance j60 , a load is connected to the system with an impedance of 10/30° №. For the analysis of the system, use base values of 10 kVA and 480 V at the generator, find (a) per unit values of all impedances, (b) per unit current, (c) load power (W), (d) power loss (W). NG 480 20⁰ V 10 kVA Zone 1 1:10 20 Ω j60 Ω ZL Zone 2 20:1 ILoad Zone 3 ZLoad 10/30° Ω
Please all subpart is compulsory please sir.i will like it please
Please, I do not want a theoretical solution or using artificial intelligence. I want a solution on paper using the mathematical laws of the topic

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