Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Textbook Question
Chapter 24, Problem 11P
A balanced load having a 20
a. the phase voltage of the generator.
b. the phase voltage of the load,
c. the phase current of the load.
d. the line current.
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Students have asked these similar questions
Consider the three phase generator below: a) If the stator rotates at 2400 rpm, what is the frequency of the voltage generated? b) If the generator is connected to a balanced, wye-connected, resistive load as shown below and a phase current of 100 A is required, what is the phase voltage that the generator must supply? What is the minimum power rating (in MVA) the three phase generator can have?
Three phase alternators are invariably connected in star so as to a. Reduce the size of stator conductors usedb. Increase the terminal voltagec. Reduce magnetic losses
d. All of the above
A wye-connected, 3-phase generator is rated 90 MW, 13.8kV and 0.9 pf. The dc resistance of the armature
is obtained by connected two of its terminals to a 6 Vdc source. The current drawn by the armature is 87.6
A. What is the percent effective resistance of the armature of the generator?
b. 2.2
d. 4.5
a. 2.7
c. 3.1
Chapter 24 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 24 - A balanced V load having a 10 resistance in each...Ch. 24 - Repeat Problem 1 if each phase impedance is...Ch. 24 - Repeat Problem 1 if each phase impedance is...Ch. 24 - The phase sequence for the Y-Y system in Fig....Ch. 24 - Repeat Problem 4 if each phase impedance are...Ch. 24 - Repeat Problem 4 if each phase impedance is...Ch. 24 - For the system in Fig. 24.43, find the magnitude...Ch. 24 - Computer the magnitude of the voltage EAB for the...Ch. 24 - For the Y-Y system in Fig. 24.45: a. Find the...Ch. 24 - For the Y-Y system of Fig. 24.46 the impedance of...
Ch. 24 - A balanced load having a 20 resistance in each...Ch. 24 - Repeat Problem 11 if each phase impedance is...Ch. 24 - Repeat Problem 11 if each phase impedance is...Ch. 24 - The phase sequence for the Y- system in Fig....Ch. 24 - Repeat Problem 14 if each phase impedance is...Ch. 24 - Repeat Problem 14 if each phase impedance are...Ch. 24 - Prob. 17PCh. 24 - For the connected load in Fig. 24.49: a. Find the...Ch. 24 - A balanced V load having a 30 resistance in each...Ch. 24 - Repeat Problem 19 if each phase impedance is...Ch. 24 - Prob. 21PCh. 24 - Prob. 22PCh. 24 - Prob. 23PCh. 24 - Repeat Problem 22 if each phase impedance is...Ch. 24 - Prob. 25PCh. 24 - Prob. 26PCh. 24 - Prob. 27PCh. 24 - The phase sequence for the - system in Fig....Ch. 24 - Repeat Problem 28 if each phase impedance is...Ch. 24 - Repeat Problem 28 if each phase impedance is...Ch. 24 - Prob. 31PCh. 24 - Prob. 32PCh. 24 - Prob. 33PCh. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - Prob. 35PCh. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - Prob. 38PCh. 24 - Prob. 39PCh. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - A balanced, three-phase, -connected load has a...Ch. 24 - A balanced, three-phase, Y-connected load has a...Ch. 24 - Find the total watts, volt-amperes reactive,...Ch. 24 - The Y-Y system in Fig. 24.53 has a balanced load...Ch. 24 - Prob. 45PCh. 24 - Prob. 46PCh. 24 - Repeat Problem 46 for the network in Fig. 24.47.Ch. 24 - For the three-wire system in Fig. 24.55, properly...Ch. 24 - Sketch three different ways that two wattmeters...Ch. 24 - For the Y- system in Fig. 24.56: Determine the...Ch. 24 - For the system in Fig. 24.57: Calculate the...Ch. 24 - For the three-phase, three-wire system in Fig....
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- A wye-connected, 3-phase generator is rated 90 MW, 13.8kV and 0.9 pf. The dc resistance of the armature is obtained by connected two of its terminals to a 6 Vdc source. The current drawn by the armature is 87.6 A. What is the percent effective resistance of the armature of the generator?arrow_forwarde = 0 Q1: What does happen if we change two currents? a. Q2: What does happen if we have a three-phase four poles machine? Q3: What does happen if we have a two-phase two poles machine? e = 0 Q4: What does happen if we apply a capacitance in phase b and then use same voltage for both phase. Dr. Ali Ki. pw --arrow_forwardTwo generators operating in parallel supplying a total load current of 160 A. The terminal volage of generator A falls from 246 Von no load to 230 V when the current output is 100 A; The terminal volatge of generator B falls from 250 V on no load to 230 Vwhen the current output is 80 A. The external characteristics are rectilinear. determine the:a) busbar voltage. b) Current delivered by the generator A.c) kW shared by generator Aarrow_forward
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