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Electrical and Telecommunications Engineering Technology_EET1222/ET242

**NEW YORK CITY COLLEGE OF TECHNOLOGY **

**The City University of New York **

**DEPARTMENT**

:

**SUBJECT CODE **

**AND TITLE: **

Electrical and Telecommunication Engineering Technology

EET1222/ET242

Circuit Analysis II

**COURSE DESCRIPTION: **

Developing skills and proficiency in AC circuits analysis,

concepts of power, resonance circuits, filters, transformers

and polyphase systems.

Hands-on laboratory experiments are included.

**PREREQUISITE: **

**PRE or COREQUISITES: **

EET1122/ET162

MAT1375/MA375, ENG1101/EG101, PHYS1434/SC434

**TEXTBOOK:**

1. Introductory Circuit Analysis,

R. Boylestad, Prentice Hall 12 th

Ed. 2010

**COURSE OBJECTIVES/ **

**COURSE OUTCOMES**

:

2. Department Laboratory Manual

Upon completion of this course, students will be able to:

1.

Apply Steimetz’s “Symbolic Method” towards calculation of series, parallel and series-parallel R-L-C

2.

circuits with AC current and voltage sources. Master concept of Phasors, Phasor diagrams and Impedance diagrams, streamline calculations using Scientific

Calculator. (ABET Criteria 3a, 3b, 3f)

Use circuit analysis methods: current and voltage source conversion, Mesh and Nodal analysis including Format

Approach. Apply network analysis theorems: superposition theorem, Thevenins’s theorem and maximum power transfer theorem.

(ABET Criteria 3a, 3b, 3f)

3.

Calculate power-average, reactive and apparent power, power factor, power factor correction and implement power triangle. (ABET Criteria 3a, 3b, 3f)

Calculate series and parallel resonance circuit 4.

parameters. (ABET Criteria 3a, 3b, 3f)

5. Analyze and design different types of passive filters,

calculate and graphically represent frequency response

characteristics. (ABET Criteria 3a, 3b, 3f)

Electrical and Telecommunications Engineering Technology_EET1222/ET242

6.

Calculate voltage, current and power in 3-phase

Balanced Y and Delta connections. (ABET Criteria 3a,

3b, 3f)

7. Calculate turns ratio, reflected impedance and power for

an ideal transformer. (ABET Criteria 3a, 3b, 3f)

8. Wire ac circuits from a schematic and measure voltage

and current using multi-testers and oscilloscope. (ABET

Criteria 3a, 3b, 3d)

9. Analyze experiment results and write reports on a timely

and professional manner. (ABET Criteria 3a, 3c, 3d, 3e,

3f)

**TOPICS:**

Topics include characteristics of sine waves, responses of R,

L, and C to sine waves, phasors, series and parallel ac circuits power, selected network theorems series and parallel resonance, balanced delta and Y 3 Phase systems, ideal transformer.

**CLASS HOURS: **

**LAB HOURS: **

**CREDITS: **

4

2

5

**Prepared by:**

Professor J. Bromberg

Spring 2014

Email: [email protected]

**Course Coordinator:**

Professor M. Kalechman

E-mail: [email protected]

(718) 260-5318

Electrical and Telecommunications Engineering Technology_EET1222/ET242

**Descriptive details of laboratory coursework: **

In the laboratory, experiments include measurements and calculations of voltage, current, impedances, and phase shifts in RL, RC and RLC circuits, series and parallel resonance characteristics using sine wave sources, multi-testers and oscilloscope.

**GRADING POLICY**

:

Homework 10%

4-5 Exams 40%

1 Final Exam: 30%

Lab Reports 20%

Letter Grade

A

A-

B+

B

B-

C+

C

D

F

Numerical Grade Ranges

93-100

90-92.9

87-89.9

83-86.9

80.82.9

77-79.9

70-76.9

60-69.9

59.9 and below

Quality

4.0

3.7

3.3

3.0

2.7

2.3

2.0

1.0

0.0

Electrical and Telecommunications Engineering Technology_EET1222/ET242

**Assessment **

The following assessment techniques are correlated to the course objectives as follows: In addition, each assessment technique incorporates one or more of the following ABET Criteria 3 outcomes (3a,

3b, 3c, 3d, 3e, 3f)

**Course Objectives**

1.

Calculate voltage current, impedance and power in RLC circuits using phasors and complex numbers.

2.

Use theorems: Mesh analysis, nodal analysis Thevenin’s theorem, superposition theorem, and maximum power transfer theorem.

3.

Calculate power: average, reactive and apparent and power factor.

4.

Calculate series and parallel resonance circuit parameters.

**Assessment **

The students will be able to:

1.1Convert sine waves to complex numbers, phasors and back.

1.2 Calculate voltage, current, power in series parallel ac circuits.

1.3 Draw phasor and impedance diagrams..

2.1 Calculate voltage and current using mesh analysis, nodal analysis Thevenin’s theorem, super position theorem.

2.2 Calculate the impedance required to transfer maximum power from a given ac circuit.

3.1 In an ac circuit given voltage and circuit parameters differentiate and calculate average power, reactive and apparent powers.

3.2 Draw the power triangle.

3.3 Calculate power factor and calculate capacitance needed for power factor correction.

4.1 Define series resonance.

4.2 Calculate resonance frequency, bandwidth cut off frequency.

4.3

Calculate voltages current, Q factor at resonance.

4.4

Define parallel resonance unity power factor and maximum impedance conditions..

4.5

Calculate parallel resonance frequencies, bandwidth and cut off frequencies

4.6

Calculate voltages and current and Q factor at parallel resonance.

Electrical and Telecommunications Engineering Technology_EET1222/ET242

5.

Calculate voltage current and power in 3-phase balanced Y and Delta connections.

6.

Calculate turns ratio, reflected impedance voltage current power in ideal transformers.

7.

Wire ac circuits from a schematic and measure voltage, current and phase angle using multitesters and oscilloscope.

8.

Analyze experiment results and write reports on a timely and professional manner.

5.1 Given the 3-phase Delta or Y connected balanced systems identify line and phase parameters.

5.2 Given 3- Phase Delta or Y connected generator phase or line voltages and load parameters, calculate voltage, current and power in the 3-Phase balanced loads.

6.1 Define the function of an ideal transformer.

6.2 Explain the relationship of voltage current and power between the primary and secondary.

6.3 Calculate turns ratio, reflected impedance, voltage and current on one side given the values on the winding.

7.1

Use oscillators multi-testers and oscilloscope.

7.2

Measure voltage, current period, phase shift.

8.1 Take data in a professional manner.

8.2 Analyzing results, write reports using computers.

** WEEK/TOPIC **

1.

Orientation

Sinusoidal Alternating

Waveforms Generation,

Frequency, Period, Phase

Instantaneous, Peak, Peak-to-Peak, Average,

Effective values, AC Meters

2.

Responses of R,L, and C

Elements to AC input,

Capacitive and Inductive

Reactance

3.

Average Power and Power Factor

Complex numbers

4.

Electrical and Telecommunications Engineering Technology_EET1222/ET242

Phasors-Polar and Rectangular

Formats, P to RX. Conversion, R to P

Conversion

5. Series AC circuits analysis using phasors

(R-L, R-C, R-L-C)

Ohm’s Law, Kirchhoff’s Voltage Law,

Voltage Divider Rule,

Frequency response

6. Parallel AC Circuits

Analysis using phasors

(R-L, R-C, R-L-C) Kirchhoff’s

Current Law, current Divider Rule,

Admittance and Susceptance Frequency

Response, Equivalent Circuits, Dual Trace

Oscilloscope Phase Measurements.

7. Series-Parallel Circuits, Reduction of

Series Parallel circuits to series circuits, analysis of ladder circuits.

**READING **

**ASSIGNMENT **

Pages 537-573

Pages 587-603

Pages 604-621

Pages 621-626

Pages 635-661

Pages 666-688

Pages 711-725

**HOMEWORK **

**PROBLEMS & **

**LAB EXPERIMENTS**

Chapter 13

10-18, 30-32,39

47,48

LAB: Orientation

Chapter 14

4-6,10-11, 13, 15-18

LAB: Characteristics of a sine wave

Chapter 14

28,29,32-34

LAB: Dual Channel

Oscilloscope and Audio

Oscillator

Chapter 14

37,39,41-46,,52,55,56

LAB: R-L-C components

Chapter 15

2-7, 8-11,14,15

LAB: Frequency Response of R, L, and C components

Chapter 15

23,28-30,36,43

LAB: Frequency Response of Series R-L Networks

8. Selected Network Theorems for AC

Circuits-Source conversion, Mesh Analysis

Nodal Analysis

9. Thevenin’s Theorem,

Superposition Theorem,

Maximum Power

Transfer Theorem

Chapter 17

Pages 741-761

Pages 783-803

809-813

Chapter 16

1-8,10,12-14

LAB: Frequency Response of Series R-C Networks

Chapter 17

2-4,5-7,17,20

LAB: Midterm

Chapter 18

1-4.7,13-16,23,44,45

LAB: Phase Measurments

Electrical and Telecommunications Engineering Technology_EET1222/ET242

** WEEK/TOPIC READING **

**ASSIGNMENT **

Pages 835-855 10. Power-True, Reactive and Apparent

Power, Power

Factor Correction

Wattmeter, Effective Resistance

11. Series Resonance including Q Factor

Selectivity, Bandwidth

12. Parallel Resonance including selectivity, bandwidth, effect of Q.

13. 3 Phase Systems

Y and Delta Connections, Power-3

Wattmeter and 2 Wattmeter Methods

(Balanced systems)

14. Transformers including Turn Ratio;

Voltage Transformer, Current Transformer,

Reflected Impedance and Power.

15. Review and Final Exam

Pages 867-881

Pages 881-898

Pages 1029-1052

Pages 987-996

**HOMEWORK **

**PROBLEMS **

Chapter 19

2-6,10-13,16-18

LAB: Series

Sinusoidal Circuits,

RL and RC

Chapter 20

1-12

LAB: Series

Sinusoidal Circuits,

RLC

Chapter 20

13-22

LAB: Series

Resonance

Chapter 23

1-5, 10-12,18, 30-34

44-47

LAB: Parallel

Resonance

Chapter 21

1-4,8,12

LAB: Low Pass Filters

LAB: Final Exam

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