Course code : EET 301
Course Name: Power Systems I
Course Objectives
The basic objective of this course is to deliver fundamental concepts in power system components. The basic principle of generation, transmission and distribution of electrical power is comprehensively covered in this course ranging extensively from the conventional ones to the modern discoveries. Deregulated systems in the smart grid and micro-grid with details of grid connected energy storages are also introduced to the students through this course
Course Pre / Co-requisite
EET 201 Circuits and Networks
Course Outcomes
After the completion of course, students will be able to
CO1: Identify the power generating system appropriate for a given area.
CO2: Evaluate the electrical performance of any transmission line.
CO3:Compute various physical characteristics of underground and overhead transmission systems.
CO4:Select appropriate switchgear for protection schemes
CO5:Design a simple electrical distribution system as per the standards.
Curriculum
- 5 Sections
- 15 Lessons
- 10 Weeks
- MODULE 1Power System evolution–Load curve -Load factor, diversity factor, Load curve (brief description only) - Numerical Problems. Generation-conventional (block schematic details, special features, environmental and ethical factors, advantages, disadvantages) -) –hydro, thermal, nuclear –renewable energy(block schematic details, special features, environmental factors, regulations, advantages, disadvantages,solar and wind –Design of a rooftop/ground mounted solar farm (concepts only) – Energy storage systems as alternative energy sources- grid storage systems- bulk power grids –smart grids – micro grids4
- 1.1Power System evolution–Load curve -Load factor, diversity factor, Load curve (brief description only) – Numerical Problems.
- 1.2Generation-conventional:hydro, thermal, nuclear –Hydro(block schematic details, special features, environmental factors, regulations, advantages, disadvantages
- 1.3Thermal and nuclear Power Plant (block schematic details, special features, environmental and ethical factors, advantages, disadvantages)
- 1.4solar and wind –Design of a rooftop/ground mounted solar farm (concepts only) – Energy storage systems as alternative energy sources- grid storage systems- bulk power grids –smart grids – micro grids
- MODULE 2Power Transmission System(Electrical Model)-Line parameters -resistance- inductance and capacitance (Derivation of three phase double circuit) - Transmission line modelling classifications -short line, medium line, long line- transmission line as two port network parameters- derivation and calculations6
- 2.1Power Transmission System(Electrical Model)-Line parameters -resistance
- 2.2inductance (Derivation of single and three phase double circuit)
- 2.3capacitance (Derivation of single and three phase double circuit),Transmission line classifications
- 2.4Transmission line modelling -short transmission line- derivation and calculations
- 2.5medium transmission line as two port network parameters- derivation and calculations
- 2.6Long transmission line as two port network parameters- derivation and calculations,Ferranti Effect
- MODULE 3Power Transmission SystemCalculation of Sag and tension-Insulators –string efficiencygrading–corona-Characteristics of transmission lines-Surge Impedance Loading- Series and shunt compensation. Underground cables-ratings- classification- Capacitance –grading-testing Introduction to EHVAC, HVDC and FACTS: Principle, classification and advantages/disadvantages5
- MODULE 4Switchgear: Need for protection-circuit breakers-rating- SF6,VCB – Principle of GISprotective relays – Demonstration of a typical electromechanical relay - Static, Microprocessor and Numeric types –Principles of overcurrent, directional, distance and differential- Types of protection schemes (Numeric relays) - causes of over voltages– Insulation co-ordination- Communication:PLCC - Fibre Optic-Introduction to IEC61850.0
- MODULE 5Power Distribution Systems– Distribution systems- Aerial Bunched Cables -Insulated conductors- Network standards-Earthing- transformer location – balancing of loads. Methods of power factor improvement using capacitors- Tariff mechanisms– Introduction to energy markets (regulated and deregulated systems) -Distribution Automation systems0
