Required in stage
Optional in stage
First term
Second term
Both terms
This year
Next year
Alternating years
External
Prerequisites
Taught by
Language of instruction
Duration
LevelAims
The student has acquired insight into the physical components of an electricity grid. The student has an overview of the elements that are necessary to ecologically and economically produce, transport and distribute electrical energy. He/she is knowledgable of the circuit and security devices for electrical installations as well as for grids.
Previous knowledge
The student has an elementary knowledge of electricity, thermodynamics, materials and chemistry.
Course material
Text book
Toledo / e-platform
Order of Enrolment
This course unit is a prerequisite for taking the following course units:
H04A9A : Power System Calculations
H04C6A : Design and Management of Electric Networks
H04E8A : Safety in Electrical Installations (incl. Buildings)
H05U2A : P&O energie, deel 1
H05U3A : P&O energie, deel 2
H06P1A : Electricity and Gas Markets
H09G2A : P&D Energy, Part 1
H09G3A : P&D Energy, Part 2
Is also included in other courses
Activities
2.41 ects. Power Systems: Lecture (B-KUL-H04A0a)
Content
Part I. Power plants and installations
1. PRODUCTION OF ELECTRIC ENERGY
1.1 General introducion to power plants
1.2 Classic thermal plants
1.3 Nuclea thermal plants
1.4 Other plants with fossil fuels
1.5 Renewable energy sources
1.6 Special application (STEG plants, WKK, Repowering)
1.7 Production of electric energy, including the functioning are of the alternator
2. EXPLOITATION AND PLANNING OF POWER PRODUCTION
2.1 Characteristics of the demand of electric energy
2.2 Characteristics of the supply of electric energy
2.3 Attuning supply and demand
2.4 Covering demand
2.5 Frequency management and exchange programmes
2.6 Demand Side Management
2.7 Smoothing by a pumping plant
2.8 Interconnection with other production parks
2.9 Planning processes
3. CIRCUIT AND DISTRIBUTION INSTALLATIONS
3.1 Circuit plans for high and low voltage
3.2 Installations on high voltage
3.3 Installation on middle voltage
3.4 Circuit and distribution installations on low voltage
3.5 Operating and controlling installations
4. CIRCUIT BREAKERS
4.1 Physical processes during current interruptions
4.2 Influential factors during current interruptions
4.3 Interruption power
4.4 Constructive demands for circuits
4.5 Subdivision of circuit breakers according to their interruption capacities
4.6 Subdivision of circuit breakers according to their interruption medium (Pressed air, air, SF6 circuit breakers, vacuum, small oil volume)
4.7 Operation of circuit breakers and company security
5. SECURING ELECTRICAL INSTALLATIONS
5.1 Securing against overflows (by means of melting safeties and of automats)
5.2 Securing against over-voltage
5.3 Appliances that protect against other abnormal circumstances
Part II. Transport and distribution
6. BASIC CALCULATIONS FOR AN ELECTRICITY GRID
6.1 Choice of size and nature of voltage
6.2 Description of the HV circuit grid and of the distribution grid
6.3 Basic principles of regulating voltage on HV, MV and LV
6.4 Electrical line parameters and line equivalents
6.5 Calculation of voltage drop in a distribution grid
6.6 Principles of the calculation of laced grids
7. MATERIAL-RELATED ASPECTS OF OPEN AIR WIRING
7.1 Open air wires with white conductors
(Conductions, dimensioning, hanging, isolators, placement, posts)
7.2 Open air wires with isolated conductors
8. MATERIAL-RELATED ASPECTS OF UNDERGROUND CABLES
8.1 Construction of a cable
8.2 Middle voltage cables
8.3 High voltage cables with solid isolation (synthetic, paper)
8.4 High voltage cables with gas isolation
8.5 Special cables (forced cooling, megavoltage cables, submarine cables, cryocables)
8.6 Usage limitations
8.7 Laying cables, connections and sockets
9. PRINCIPLES FOR SECURING GRIDS
9.1 Securing against overflows
(selectivity, maximum current relay, distance relay, differential relay)
9.2 Special questions (earthing the zeropoint, I-limitation, fast reswitch)
9.3 Securing against over-voltage, including earth conductors
9.4 Coordination of isolation
10. TECHNICAL ASPECTS IN ELECTRICTY SUPPLY
10.1 Work factor and cos ö including calculation, placing and describing condensators
10.2 Reliability of electrical energy supply
10.3 Power Quality (Harmonic transformation, Tension dips, Flicker)10.4 Electricity meters
0.59 ects. Power Systems: Exercises and Laboratory Sessions (B-KUL-H04A1a)
Content
See the contents of the lecture.
Evaluation
Evaluation : Power Systems (B-KUL-H24A0a)
Explanation
Theory:oral with written preparation;
Exercise:written;Theory and exercise are evaluated as open book exam.
