Teaching Responsibility

LJMU Schools involved in Delivery:

LJMU Partner Taught

Learning Methods

Lecture

Practical

Tutorial

Module Offerings

5604ICBTBE-MAR-PAR

5604ICBTBE-SEP-PAR

Aims

To provide an introduction to single phase and three phase power generation, three phase system and power, understanding of operation and construction of induction machines, servo motors, stepper motors, DC motors, synchronous machines and transformers, its equivalent circuit analysis, performance analysis. To provide knowledge in power electronic devices, circuit operation and analysis of DC–DC converter, phase-controlled AC–DC converters and harmonics

Learning Outcomes

1.
Apply the principles of power generation, three phase system and three phase power
2.
Identify operation and construction of the induction and synchronous machine, servo, stepper and DC motors, equivalent circuit analysis, performance analysis and introduction to transformer theory
3.
Explain the operation of power electronic devices and its applications. Describe operation of DC-DC converters and phase-controlled AC-DC converters, switching losses and harmonic distortion due to power electronic devices
4.
Design and analyze the operation of power electronic devices and converters

Module Content

Outline Syllabus:
Introduction to single phase power generation, deriving single phase ac voltage equation from Faraday’s law, three phase power generation, three phase systems – star & delta and three phase power

Induction Machines. Operating principle- Production of a rotating field. Induced EMF in the rotor, the concept of slip. Equivalent circuit. Power flow diagram. Performance calculations. Loss mechanisms. Efficiency. Torque/speed characteristics. Load curves and speed of operation. Speed control by classical means. The need for variable frequency.

Synchronous Machines- Motors and generators. Machine topologies and construction. Equivalent circuit. Performance. Phasor diagrams. Simple operating charts. Stability.

Working principle, performance, torque curve and theory of servo motor, stepper motor and DC motor.

Motor controlling unit – Motor drives for speed, torque control in motors: VFD, VSD

Single-Phase Transformers, principles of operation, equivalent circuit, load calculations, open- and short-circuit tests, regulation, loss mechanisms, uses of transformers, Construction, basic design principles and three phase transformers

DC-DC Converters. Principle of switched-mode power conversion. Power MOSFET and IGBT devices. Step-up and step-down chopper circuits. Operation of buck, boost converters, Inductive switching waveforms and switching losses.

AC-DC Converters. Single-phase, half and full-wave rectifier circuits with inductive DC filter. Thyristor characteristics. Single-phase and three phase - phase-controlled operation - rectification and inversion modes - applications.

Power transfer to non-linear loads, harmonics, power factor, input displacement factor and distortion factor

 
Module Overview:
This module aims to develop a student's knowledge of single phase and three phase power generation, three phase system and power, understanding of operation and construction of induction machines, servo, stepper, DC motor, synchronous machines and transformers, its equivalent circuit analysis, performance analysis. To provide knowledge in power electronic devices, circuit operation and analysis of DC–DC converter, phase-controlled AC–DC converters and harmonics
Additional Information:
This module provides the knowledge in three phase generation, three phase system & power, Induction machine, servo, stepper, DC motors, synchronous machine, transformer - its operation, equivalent circuits, performance analysis, losses, efficiency. And DC-DC converters, phase-controlled AC-DC converters - its operation, analysis and harmonics

Assessments

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