Course Title: Solve problems in complex multiple path power circuits

Part B: Course Detail

Teaching Period: Term1 2013

Course Code: EEET6787C

Course Title: Solve problems in complex multiple path power circuits

School: 130T Vocational Engineering

Campus: City Campus

Program: C6085 - Advanced Diploma of Electrical - Technology

Course Contact: Marko Dumovic

Course Contact Phone: +61 3 9925 4342

Course Contact Email:

Name and Contact Details of All Other Relevant Staff

Jan Jia


Phone: +613 9925 4390



Nominal Hours: 60

Regardless of the mode of delivery, represent a guide to the relative teaching time and student effort required to successfully achieve a particular competency/module. This may include not only scheduled classes or workplace visits but also the amount of effort required to undertake, evaluate and complete all assessment requirements, including any non-classroom activities.

Pre-requisites and Co-requisites

UEENEEG002B Solve problems in single and three phase low voltage circuits
UEENEEG047B Provide computational solutions to power engineering problems

Course Description

This unit covers the determining correct operation of complex series-parallel power circuits and providing solutions as they apply to electrical power engineering work functions. It encompasses working safely, problem solving procedures, including electrical measuring devices, applying appropriate circuit theorems and providing solutions derive from measurements and calculations and providing justification for such solutions.

This learning unit introduces the principle of AC circuit analysis involving: Superposition Theorem, Kirchof Laws, Mesh analysis , Thevenin’s Theorem, Norton Theorem, Maximum Power Transfer, frequency response, complex impedance, transients

National Codes, Titles, Elements and Performance Criteria

National Element Code & Title:

UEENEEG048B Solve problems in complex multiple path power circuits


1. Provide computational solutions to engineering problems
2. Complete work and document problem solving activities

Performance Criteria:

1.1 OHS procedures for a given work area are obtained and understood
1.2 The nature of the problems are obtained from documentation or from work supervisor to establish the scope of work to be undertaken
1.3 Power engineering problems are clearly stated in writing and/or diagrammatic form to ensure they are understood and appropriate methods used to resolve them.
1.4 Known constants and variable related to the problem are obtained from measured values or problem documentation.
1.5 Alternative methods for resolving the problem are considered and where necessary discussed with appropriate person(s).
1.6 Problems are solved using appropriate mathematical processes and within the realistic accuracy. 
2.1 Justification for solutions used to solve engineering problems is documented for inclusion in work/project development records in accordance with professional standards.
2.2 Work completion is documented and an appropriate person or persons notified


Learning Outcomes

Details of Learning Activities

Classroom tutorial activities to consolidate the theory of concepts of complex AC circuit analysis. Tutorials will include calculations of voltages, currents and impedance using ac network  theorems. Follwing topics will be covered: Kirchof Laws , Superposition Theorem, Mesh Analysis , Norton analysis, Thevenin’s Theorem, Norton Theorem, Maximum Power Transfer, Frequency Response, Complex Impedance,

In class activities are designed to develop complex ac networks analysis skills to slove  electrical power circuits associated with electrical engneering projects. through the lecture session students will learn the underpinning knowledge of electrical quantities: meaning of voltage, current, impedance in a comples ac networks with two or more current or voltage sources.

Focus of practical Lab exercise is on determining correct operation of complex ac power circuits network s and providing solutions as they apply to electrical power engineering work functions

Circuit simulation softwares Multisim is used to verify results of calculations obtained by using of linear circuit theorems to quantify voltage, current, and power in AC linear circuits.
This unit covers following Essential Knowledge & Associated Skills elements: Electrical power circuit analysis
2.18.1 Occupational Health and Safety principles


Teaching Schedule

week 1

Course guide and teaching and learning strategies
introduction to OH&S
assessment method,

revision on AC complex circuits

in class activity 1 , due at the end of class session

UEENEEG048B 1.1,1.2,2.1 EKAS 2.18.1

week 2

complex impedance
Kirchhoff Current Law  and applications

 KCL application examples
hand out assignment 1-10% due week 10

week 3
Kirchhoff voltage Law

KVL application examples

Sorce conversion

Tutorial session

work on  Assignment 1 part A


week 4
Mesh Analysis -general approach method
concepts of loop current, node voltage

apply KCL and KVL to develop simultaneous equations

and solve for currents through and voltages across components

in complec ac networks

practice computation skills on using determinant

 to solve simultaneous equetions

in class activity 2 , due at the end of class session

UEENEEG048B1.4,1.5, 1.6 , EKAS

week 5

Mesh Analysis -Format approach

concepts of loop currents, node currents

use format formula to write simultaneous equetions

practice computation skills, using metric method

to solve simultaneous equetions

work on assignment 1 part B

UEENEEG048B 1.2,1.5,1.6 and EKAS

week 6

Nodal analysis-general approach

concepts of reference node, nodal voltages    

apply Kirchhoff current law and kirchhoff voltage law

to write simultaneous equetions   in terms of nodal voltages

practice computation skills on determinant method

to solve for nodal voltages   

use Ohms law to work out current through or voltage across

components in ac complex power networks       

work on assignment 1 part B 
UEENEEG048B 1.3,1.5,1.6,EKAS

week 7

Nodal Analysis -format approach

use format nodal formulas to write simultaneous equetions in terms of nodal voltages

practice computation skills, solve simultaneous equetions for nodal voltages by using determinant method

work on assignment 1 part B

UEENEEG048B 1.4,1.5,1.6,EKAS

week 8

Star-Delta conversion

application examples

work on assignment 1 part B

UEENEEG048B 1.5,1.6,EKAS

week 9

Solving problems in complex multiple path power circuits
Tutorial session

completion of assignment 1

UEENEEG048B 1.5,1.6,EKAS

week 10

Written Test 1-close book
2 hrs progressive Test 1 -30%

assignment 1 written report due-10%

UEENEEG048B 1.6,2.1,2.2,EKAS

week 11

superposition theorem

dependant sources

independant sources

definition of linear and bilateral power networks

hand out on assignment 2-10%, deu  week 16

in class activity 3, due at the end of class session 

 UEENEEG048B 1.3, 1.4, 1.5,

week 12
superposition theorem applications

verify superposition Theorem 

specifications of lab exercise, hand out Lab exercise-5%

calculate specified currents and voltages by using superposition theorem

conduct  lab exercise, due week 14

UEENEEG048B 1.1,1.2,1.4 1.6 EKAS 2.18.1

week 13

Thevenin’s Theorem
Norton Theorem

how to find Thevenin equivalent circuit, procedure to calculate equivalent impedance Zth

How to find Norton equivalent circuit procedure to calculate equivalent impedance Zn and equivalent current source In

conversion between Thevenin and Norton Theorem

Tutorial session

in class activity 4

assignment 2 part B

UEENEEG048B 1.4,1.5,1.6

week 14

Maximum power transfer Theorem

conjugate of impedance

condition of maximum power occuring

calculation of maximum power

Work on Assignment 2 part A, B
Lab exercise due -5%

UEENEEG048B 1.4,1.5,1.6

week 15
Frequency response

revision on all topics covered from week 11 to week 14

completion of  assignment 2

UEENEEG048B 1.1, 1.2, 1.4,1.5,1.6

week 16

written test 2-30%, class book individual

assignment 2 due-10%

UEENEEG048B 1.6,2.1, 2.2, EKAS

Weeks 17 and Week 18
Centralised Exam Weeks , no class

Learning Resources

Prescribed Texts

Boylestad ” Introductory Circuit Analysis”


Other Resources

RMIT online learning resources are located on RMIT Online Learning Hub. Follow the link to log in
The Learning Hub ( Blackboard) is the central point of access to the online courses in which students are registered.
WEB Resources:
AC, DC circuits and Capacitance Animations
Meter theory and measurement
Overview of Assessment

Overview of Assessment

This course will be assessed through a range of practical exercises, assignments and progressive tests.

Assessment Tasks

written Test 1 -due week 10, written  Test 2--due week 16
 Each Test carries 30%  towards the final mark of this course
Written, individual, close book assessment. which cover  principles of AC circuit analysis involving: Superposition Theorem, Kirchhoff Laws, Mesh Analysis,Nodal analysis, Thevenin’s Theorem, Norton Theorem, Maximum Power Transfer, complex impedance.

Lab exercise 5% -due at week 14
Tasks involve:
• The design and construction of complex AC circuits
• Development of testing procedures to verify the performance specification,
• Acquisition of faults finding and diagnostic skills to solve problems in a complex AC system  Completion of commissioning process for a complex AC System

 correctly use software to verify measured values and calculated values, determine errors and rectify it

All practical lab and in class activities  must be:
- Undertaken according to safe working practice as specified by the School.
- Perform according to specified laboratory standards and practice including calibration, measurement and accurate reading. This must includes electrical measurement taken with safe working practice, meters properly calibrated, meter settings positioned for an accurate reading and accurate readings taken for all measurements.

Assignment 1, 10%, due week 10,  assignment 2, 10% Due week 16
 Assignment works involve:
-Solving AC linear circuit problems using mesh and nodal analysis. superposition, thevenin, norton, maximum Power transfer theorems
-conduct research activities to describing the principle and analysis of complex ac power circuits 
- Assignment require clearly stating problems in written and diagrammatic form
and solving problems using appropriate mathematical processes and AC circuit analysis methods.

Documenting justification of solutions provided has to be in accordance with professional standards.

 in class Activities: 15%  due at the specified session, refer to weekly schedule
This assessable item is consists of a series in-class activities cover various topics, it is assessed in class so make sure you attend all class sessions , for special circumstances, if cannot attend, you need to fill in a special consideration form
-Attendance and satisfactory participating in all class activities include interactive tutorial session, group discussion on topics, practice exercises, class presentation on works. completion of prescribed practical exercises ,
- Evidence of participation in and satisfactory completion of activities.
• satisfactory completion of in class works
• progressive feedback consultation
• timely submission and standard presentation for all assessment material / documentation

Assessment Summary Table:
Topic Covered             Major Assessment task                  mark                    Due date
Wk 1-10,                           Assignment 1                                 10%                  due at Wk 10
Wks 1 - 10                      Written Test 1                                    30 % ,                due at Wk 10
Wk 11-15                          Assignment 2                                 10%                   due at Wk 16
Wks 11- 15                   Written Test 2,                                   30 %                   due at Wk 16
wk 12 to wk 13              Lab exercise                                        5% ,                  due week 14
 various topics           In Class activities                                15%,                  due at end of each class session

Assessment Matrix

Competency National Code
Competency Title                      Lab exerciseAssignmentsTestsIn class activity
UEENEEE048BSolve problems in complex multiple path power circuitscovers competency element 1covers competency element 1,2covers competency element 1,2covers competency element 1,2

Other Information

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If you are suffering from long-term medical condition or disability, you should contact Disability Liaison Unit to seek advice and
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Late submission:

If you require an Extension of Submittable Work (assignments, reports or project work etc.) for 7 calendar days or less (from the original due date) and have valid reasons, you must complete and
lodge an Application for Extension of Submittable Work (7 Calendar Days or less) form and lodge it with the Senior Educator/ Program Manager.
The application must be lodged no later than one working day before the official due date. You will be notified within
no more than 2 working days of the date of lodgment as to whether the extension has been granted.

If you seek an Extension of Submittable Work for more than 7 calendar days (from the original due date) must lodge an Application for Special
Consideration form under the provisions of the Special Consideration Policy, preferably prior to, but no later than 2 working days
after the official due date.

Submittable Work (assignments, reports or project work etc.) submitted late without approval of an extension will not be accepted or marked.

Special consideration:

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Other Information:

All email communications will be sent to your RMIT email address and you must regularly check your RMIT emails. 

in this course, minimum student directed hours are 16 hours in addition to scheduled 44 hours

student directed hours involve completing activities such as lab report, assignments, revision questions for tests

Course Overview: Access Course Overview