! If u can solve everything , if not solve C For the followng avcuit get :• The epuation of impedamce of the generator in fuction of the fregnency A|· By using voltage divisor find the math vektion_ for the vottage inthecapacitor amdresistor in function of Vp qnd fvequen cy RAndisis for voltage, impedances, currents and Wave forms c» that Xe = R DDeduce a value of frequency10 NeVfC= 10nff = 4 KH z

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Answered: Andisis for voltage, impodences,…

Engineering

Electrical Engineering

Andisis for voltage, impodences, curvents and Wave forms c

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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A 3 phase, wye-connected salient-pole generator has on per phase basis Xd = 2 ohms, Xq = 1.5 ohms and R∅ = 0. When delivering its maximum power output to an infinite bus bar, the terminal and excitation voltages/phase are 1,430 V and 1,495 V, respectively. Find the power angle in electrical degrees at the above conditions
Which termination would result to a phase change of 180 degrees at the load if Zo = 100 ohm? a. 50 ohm b. short circuit c. 75 ohm d. all of these What is the purpose of impedance matching? a. maximum return loss b. maximum SWR c. maximum load power d. maximum reflection A short piece of transmission line that may be open or shorted and used for impedance matching purposes. a. converter b. decoder c. stub d. transformer
The synchronous impedance of a 13.2kVA, 440-V, Δ-connected, three phase, synchronous generator is 1 + jl0 Ω/phase. Calculate the voltage regulation when the generator supplies the full load at a power factor of (a) 0.866 lagging, (b) unity, and (c) 0.866 leading. (For delta connection use a per phase analysis and ZY= ZΔ/3)Draw the phasordiagram for each case.(a) 14.79%(b) 4.76%(c) -7.02%
A 13.8-kV, single-phase generator supplies power to a load through a step-up transformer, a transmisson line, and a step-down transformer as in the figure above. Assume the transformers are ideal. The load’s impedance is Zload = 200 L 36.870, and the transmission line’s impedance is Zline = 70 L 600 What are the transmision losses in Watts?
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5. Solve the following problem: A THREE-PHASE GENERATOR SUPPLIES THREE LOADS IN PARALLEL BY MEANS OF A TRANSMISSION LINE (CONDUCTORS) OF 0.4 + J0.5 OHMS. LOAD No1 5.0 KVA AND POWER FACTOR OF 0.85 BACK. LOAD No2 8.0 KW AND 3.0 KVAR. LOAD No3 6.0 KVA, POWER FACTOR OF 0.80 BACK AND 480 VOLTS. DETERMINE THE GENERATOR PARAMETERS (POWER, POWER FACTOR, OHMS, CURRENT AND VOLTAGE MAGNITUDE).
In the system given below, Za=Zb=Zc= (25+j5) Ω.a) Find the line currents?b) Calculate the total average, reactive and complex powers?
A synchronous generator has 4 poles and a synchronous reactance of 5 ohms. The operating frequency is 60 Hz. The stator windings are connected in Y and the voltage between the lines is Vl= 15 kV. The generator line current is 1 kA with a power factor of 0.9 (lagging). Find:a) The amplitude of the excitation voltage (induced voltage Eaf. ).b) The actual power delivered by the generator.c) The reactive power supplied by the generator.
A440V,22.5-hp,50Hz,3-phase,4-pole,star-connectedinductionmotorhasthefollowing impedances in ohms per phase referred to the stator circuit:R1 = 0.55Ω R2 = 0.35ΩX1 = 1.105Ω X2 = 0.456Ω XM = 27.1ΩThe total rotational losses are 1105 W and are assumed to be constant. The core loss is lumped in with the rotational losses. For a rotor slip of 2.3% at the rated voltage and rated frequency, calculate:g) The shaft torque of the motor at rated load
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Element X shown in the three-phase schematic is a pure reactive element. With this element connected, the generator power factor is unity. Indicate:(a) The three-phase real and reactive power of the generator. b) Indicate if X is an inductor bank or a capacitor bank. c) The three-phase reactive power of element X. d) Indicate the reactance per phase of element X, for a star connection. e) If the frequency is 60 Hz, indicate the physical value of the X element.