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 20, Problem 16P
For the circuit of Fig. 20.61:
- Find the total number of watts, volt-amperes reactive, volt-amperes, and Fp.
- Find the current Is.
- Find the type of elements and their impedance in each box. (Assume that the elements within each box are in series.)
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c)
A RC circuit is given in Figure Q1.1. Vi(t) and Vo(t) are the input and output
voltages.
(i) Derive the transfer function of the circuit.
(ii)
With a unit step change of Vi(t) applied to the circuit, derive the time
response of the circuit.
C₁ C₂
Vi(t)
Vo(1)
R₁ C₂
R-25 k C=C2=50 µF
Figure Q1.1. RC circuit.
Answer 2 questions for 100 marks
Question 1: Process Design
[25 marks]
An incomplete process design of a flash drum distillation unit is presented in Figure 1. The
key variables to be controlled are flow rate, temperature, composition, pressure and liquid
level in the drum. Disturbances are observed in the feed temperature and composition.
Heat exchangers
Drum
Vapor
Liquid
Pump
Figure 1: Incomplete process design of a distillation unit
Answer the following questions briefly and in a qualitative fashion:
a) Determine which sensors and final elements are required so that the important
variables can be controlled. Sketch them in the figure using correct instrumentation
tags. Describe briefly what instruments you will use and where they should be
located. Reflect on the potential presence of a flow controller upstream of your
process design (not shown in the diagram). How would this affect the level controller in
the drum?
b)
[10 marks]
Describe briefly how you qualitatively determine the…
Answer 2 questions for 100 marks
Question 1: Process Design
[25 marks]
An incomplete process design of a flash drum distillation unit is presented in Figure 1. The
key variables to be controlled are flow rate, temperature, composition, pressure and liquid
level in the drum. Disturbances are observed in the feed temperature and composition.
Heat exchangers
Drum
Vapor
Liquid
Pump
Figure 1: Incomplete process design of a distillation unit
Answer the following questions briefly and in a qualitative fashion:
a) Determine which sensors and final elements are required so that the important
variables can be controlled. Sketch them in the figure using correct instrumentation
tags. Describe briefly what instruments you will use and where they should be
located. Reflect on the potential presence of a flow controller upstream of your
process design (not shown in the diagram). How would this affect the level controller in
the drum?
b)
[10 marks]
Describe briefly how you qualitatively determine the…
Chapter 20 Solutions
Laboratory Manual for Introductory Circuit Analysis
Ch. 20 - For the battery of bulbs (purely resistive)...Ch. 20 - For the network of Fig. 20.49 : a. Find the...Ch. 20 - For the network of Fig. 20.50 : a. Determine the...Ch. 20 - For the system of Fig. 20.51 : a. Find the total...Ch. 20 - For the system of Fig. 20.52 : a. Find PT, QT. and...Ch. 20 - 6. For the system of Fig. 20.53 : a. Find PT, QT....Ch. 20 - For the network of Fig. 20.54 : a. Find the type...Ch. 20 - For the circuit of Fig. 20.55: a. Find the...Ch. 20 - For the network of Fig. 20.56 : a. Find Is. b....Ch. 20 - Repeat Problem 9 for the network of Fig. 20.57.
Ch. 20 - For the network of Fig. 20.58: a. Find the average...Ch. 20 - An electrical system is rated 10 kVA, 200 V at a...Ch. 20 - An electrical system is rated 5 kVA, 120 V, at a...Ch. 20 - For the system of Fig. 20.59: a. Find the total...Ch. 20 - Repeat Problem 14 for the system of Fig. 20.60.Ch. 20 - For the circuit of Fig. 20.61: Find the total...Ch. 20 - For the circuit of Fig. 20.62: Find the total...Ch. 20 - Prob. 18PCh. 20 - The load on a 120 V, 60 Hz supply is 5 kW...Ch. 20 - The loading of a factory on a 1000 V, 60 Hz system...Ch. 20 - a. A wattmeter is connected with its current coil...Ch. 20 - The voltage source in Fig. 20.64 delivers 660 VA...Ch. 20 - a. An air-core coil is connected to a 200 V, 60 Hz...Ch. 20 - a. The inductance of an air-core coil is 0.08 H....Ch. 20 - Using PSpice or Multisim, obtain a plot of...
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