# ELEC06018 2019 Electrical Signals Systems and Technology 201

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**Description**

Electrical Signals, Systems & Technology 201

### Learning Outcomes

*On completion of this module the learner will/should be able to;*

**1.**

Predict the effect of AC circuit elements on circuit performance

**2.**

Use phasor diagrams to solve ac problems and calculate ac voltages and currents in various circuit configurations

**3.**

Use power triangle to calculate circuit current elements

**4.**

Calculate power factor correction requirements calculate transformer efficiency and motor efficiencies

**5.**

Wire a simple Electric circuit according to power wiring diagrams and in a safe manner

### Indicative Syllabus

Introduction to AC Theory: Circuit elements and their characteristics. Current and voltage relationship. Root Mean Square, Phasors and solution of AC problems using phasors, Resonance, real, apparent and reactive power. Power triangle and solving multiple power scenarios, Instantaneous power in AC circuits, power factor, apparent power, reactive power, power triangle, complex power. Power factor correction. Parallel and series circuit elements AC to DC Conversion: single and three phase rectification methods.

Electromagnetism magnetic fields and field calculation in solenoids Hysteresis Permeabilities of a Medium-Laws of Magnetic Force-Magnetic Field Strength (H)-Magnetic Potential-Flux per Unit Pole-Flux Density (B)-rellation Between B, H, I and Force on a Current-carrying Conductor Lying in a Magnetic Field-Ampere's Faradays law and Lenz’s law

Transformers: Constructional features, No load and load conditions. Transformer efficiency. Auto transformers. Separation of losses.

Introduction to wiring practices in electrical workshop

### Coursework & Assessment Breakdown

**End of Semester / Year Formal Exam**

### Coursework Assessment

Title | Type | Form | Percent | Week | Learning Outcomes Assessed | |
---|---|---|---|---|---|---|

1 | Continuous Assessment Continuous assesment | Coursework Assessment | UNKNOWN | 40 % | OnGoing | 1,2,3,4,5 |

### End of Semester / Year Assessment

Title | Type | Form | Percent | Week | Learning Outcomes Assessed | |
---|---|---|---|---|---|---|

1 | Final Exam Final Exam | Final Exam | UNKNOWN | 60 % | End of Term | 1,2,3,4,5 |

### Full Time Mode Workload

Type | Location | Description | Hours | Frequency | Avg Workload |
---|---|---|---|---|---|

Practical / Laboratory | Engineering Laboratory | Electrical workshop | 3 | Weekly | 3.00 |

Lecture | Lecture Theatre | Lecture | 1 | Weekly | 1.00 |

### Module Resources

**Non ISBN Literary Resources**

Handbook of Small Electric Motors William H. Yeadon McGraw-Hill 2001

Fundamentals of Electric Circuits, C. K. Alexander and M. N. O. Sadiku, McGraw-Hill

Principles and applications of Electrical Engineering Georgio Rizzoni McGraw Hill 2005

**Other Resources**

None

**Additional Information**

None