Laboratory Manual for Introductory Circuit Analysis
13th Edition
ISBN: 9780133923780
Author: Robert L. Boylestad, Gabriel Kousourou
Publisher: PEARSON
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Textbook Question
Chapter 18, Problem 29P
For the network of Fig. 18.87, determine the voltage VL in terms of the voltage E.
Fig. 18.87
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Note that Z= Impedance and Y = Allowance
AC Electricity:
For the bridge network in Fig.18.88:
a. Is the bridge balanced?
b. Using mesh analysis, determine the current through the capacitive reactance.
A 350-km 450-kV, 60-Hz three-phase uncompensated line has a series reactance x=0.34 Ω/km and shunt admittance y=j 6.5 x 10 -6 S/km (positive-sequence). Calculate,(a) Characteristic impedance Zc(b) (γl)(c) The exact ABCD parameters of the line. (d) The wavelength λ in km.(e) The SIL in MW.
Chapter 18 Solutions
Laboratory Manual for Introductory Circuit Analysis
Ch. 18 - Discuss, in your own words, the difference between...Ch. 18 - Convert the voltage source in Fig. 18.62 to a...Ch. 18 - Convert the current source in Fig. 18.63 to a...Ch. 18 - Convert the votage source in Fig. 18.64(a) to a...Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Write the mesh equtions for the network of Fig....
Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Using mesh analysis, determine the current IL (in...Ch. 18 - Using mesh analysis, determine the current IL (in...Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Write the mesh equations for the network of...Ch. 18 - Write the mesh equations for the network of Fig....Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal votas for the network of Fig....Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Write the nodal equations for the network in Fig....Ch. 18 - Write the nodal equations for the network of Fig....Ch. 18 - Write the nodal equations for the network of Fig....Ch. 18 - Write the nodal equations for the network of Fig....Ch. 18 - For the network of Fig. 18.87, determine the...Ch. 18 - For the bridge network in Fig. 18.88: Fig. 18.88...Ch. 18 - For the bridge network in Fig. 18.89: a. Is the...Ch. 18 - The Hay bridge in Fig. 18.90 is balanced. Using...Ch. 18 - Determine whether the Maxwell bridge in Fig. 18.91...Ch. 18 - Derive the balance equations (18.16) and (18.17)...Ch. 18 - Determine the balance equations for the inductance...Ch. 18 - Using the -YorY-conversion, determine the current...Ch. 18 - Using the -YorY-conversion, determine the current...Ch. 18 - Using the -YorY-conversion, determine the current...Ch. 18 - Using the -YorY-conversion, determine the current...Ch. 18 - Determine the mesh currents for the network of...Ch. 18 - Prob. 41PCh. 18 - Prob. 42PCh. 18 - Prob. 43PCh. 18 - Prob. 44PCh. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal voltages for the network of...Ch. 18 - Prob. 47PCh. 18 - Determine the nodal voltages for the network of...Ch. 18 - Determine the nodal voltages for the network of...
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- Match a load of ZL=120+80j Ω to a Z0=100 Ω transmission line using a shunt single stub if the stub is short circuited..arrow_forwardQ1: The parameters of long three-phase transmission line 200 km with 50 Hz are l = 1.3 mH/km, c = 9 nF/km, and r = 0.2 1/km Find ABCD constants.arrow_forwardSolve for the value of voltage Vo. Use Maxwell’s Loop Analysis method.arrow_forward
- Problem 18arrow_forwardplease help solve part c , d and e A 350-km 450-kV, 60-Hz three-phase uncompensated line has a series reactance x=0.34 Ω/km and shunt admittance y=j 6.5 x 10 -6 S/km (positive-sequence). Calculate,(a) Characteristic impedance Zc(b) (γl)(c) The exact ABCD parameters of the line. (d) The wavelength λ in km.(e) The SIL in MW.arrow_forwardQuestion 2. The parameters of a three-phase transmission line are given as Z = (12.84+ j72.76) andy = j5.83x10 mho. At the end of the line, a power of 55 MVA with a power factor of 0.8 is drawnunder 132 kV voltage. Accordingly, calculate the line head voltage, active and reactive power values per line,and voltage regulation of the line using the nominal л circuit.arrow_forward
- IN A single line bus system with the impedance characterized of the following R= 0.15pu while XL= 0.45pu. Find the inverse of the impedance given that Z= R= jx.arrow_forwardThe A and C constants of a medium length transmission line is 0.936 + j0.016 ohms and (-5.18 + j914) x 10-6 mho, respectively. If the load at the receiving end is 50 MW at 220 kV with a power factor of 0.90 lagging, determine the magnitude of the sending end voltage, voltage regulation and transmission efficiency.arrow_forwardTransmission line with a load Zl = 100 + i80 ohm with characteristic impedance of Z0 = 5 ohm is designed. The transmission line operates at 100 MHz, where is matched with a shunt single- stub tuner. a)Calculate the stub positions. b)Calculate the stub length where open circuit stub is used. c) Calculate the stub length where short circuit stub is used.arrow_forward
- Shunt capacitors are installed at the receiving end to improve the line performance of a transmission line having an A constant approximately equal to 0.9950 and a B constant of 36.2266. The line delivers 200 MVA 0.80 lagging power factor at 220 kV. Determine the receiving total real power when the sending end voltage is 220 kV.arrow_forwardThe ABCD constants of a three-phase, 345-kV transmission line are A = D = 0.98182 + j0.0012447 B = 4.035 + j58.947 C = j0.00061137 The line delivers 400 MVA at 0.8 lagging power factor at 345 kV. Determine the sending end quantities, voltage regulation, and transmission efficiency.arrow_forward4. What are the values of the line voltages? 5. What are the values of the line currents? 6. What is the value of the total power drawn by three-phase load? 7. If a capacitor is part of the impedance Z, suggest the specifications (radii and length) of a cylindrical capacitor, which has to be installed in a space of 2.5 m3. Support your suggestion properly.arrow_forward
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