Hybrid Systems Specialisation Syllabus Contents: 1. Basics of electric power systems 2. Energy generation in isolated systems 3. Electric power systems 4. Economics and socio-economics ----------------------------------------------------------------------------------------------- 1
HYBRID SYSTEMS SPECIALISATION Basics of electric power systems On-Grid Systems Overview of electric power systems Components System characteristics power fluctuation power quality Costs Off- and Mini-Grid Systems Overview of isolated electric power systems Case studies technology availability System characteristics power fluctuation power quality Energy storage systems Accumulators Capacitors Heat storage Flay wheels Generally area of application maintenance durability Electric consumers Electric motors Water pumping Lightning / ballast s Refrigeration Generally energy efficiency Load management Power electronic components Charge regulators DC/DC converters DC/AC inverters Rectifiers The student will be familiar with electric power systems and be practised in the relevant systems and adequate technology. 2
Energy generation in isolated systems Solar generators Implementation of solar generators Wind generators Implementation of wind generators Water turbines Implementation of water power generators Biomass generators Plant oil and biogas generation as well as wood Gasification and the use of them as fuel for electricity generation in Hybrid Systems Motor generators Characteristics of different types of motor generators efficiency fuel Power connection Implementation of motor generators The student will be familiar with specific aspects in respect of isolated power systems. 3
Electric power systems Case studies of successful systems Pumping systems Telecommunication systems Village electrification Small enterprise electrification System sizing Characteristic of energy potential solar radiation wind speed Characteristic of energy need consumers Generator sizing Storage sizing Optimisation and availability Sizing tools sizing programs Simulations Monitoring of electric power systems Measuring techniques Automatic control microprocessor technology Communication systems bus technologies Electric grid Energy distribution Components Grid quality Active and reactive power Communication between energy system and consumer Energy management systems pricing system energy and power limiting Energy counter Case studies - game of roles The student will be able to size isolated power system. They will have practical experience of measuring techniques and system monitoring and they will be familiar with distribution and energy management systems. 4
Economics and socio-economics Economic issues Elements of economic principles Economic calculation Conventional energy resources and costs Renewable energy resources and costs Direct and indirect costs Pricing system Contracting Internet search network Project management World energy trend Funding and sponsoring facilities International organisations National possibilities Regional facilities Development and ecological growth Energy needs for economical growth and regional development Increase in value creation Basic needs Ecological, ethics and utopias Sustainable future Case studies - game of roles Visit of a hybrid system in the Alps On completion of this module the students will be able to evaluate the economics of an electrification project and to compare competed systems. They will have the fundamentals to carry out an electrification project as well as a scientific research project. The students will be able to apply adequate funding and to realise electrification projects in a sustainable manner. 5
Laboratory The major part of practical training is situated in the DeMoTec Hall it contains large demonstration and testing facilities with a focus on PV powered Hybrid Systems and Energy Controlling. Additionally in use is a special electronic laboratory. In both, students can transform their theoretical knowledge in founded application oriented knowledge. Energy storage systems (4 hours) The laboratory of energy storage systems contains different tests about battery devices: Measurement of the state of charge (SOC) of batteries from the same type but different charged and with a different age. Measuring of self-discharging and internal resistance s. Acquisition of discharging and charging curves of upon named batteries with different currents. Interpreting and analysing Capacity comparison of the different batteries. Balancing of the energy flow. Electric consumers (8 hours) The laboratory of electrical consumers contains different tests about typical as well as special consumers in small grid systems. Tests are focussed on energy efficiency and influences of grid quality to evaluate optimised components. Additionally measurements of switch on current pikes and power factors: Electric motors (Comparison between 1 phase and 3 phase motors as well as cheap and expensive models) Water pumping (Comparison between centrifugal and piston pumps as well as cheap and expensive models) Lightning / ballast s (Comparison between common and electronic ballast s as well as cheap and expensive models) Refrigeration (Comparison between cheap and expensive models) Fans, work shop machines, Computers, Televisions, Battery charger Interpreting and analysing Comparison and evaluation of the different components. Power electronic components (4 hours) The laboratory of power electronic components contains special measurements in area of switching devices. DC/DC Step Down Converter and the influence of pulse wide modulation DC/AC Inverter part load efficiency measurements Conclusions The participants learn how pulse wide modulation is working Knowledge of part load influences Motor generator sets (4 hours) Measuring of current, voltage and frequency quality of two different gensets. Acquisition of fuel efficiency in part and full load conditions of two different gensets. Interpreting and analysing Comparing of the gensets. Calculation of fuel consumption of a given load curve. 6
Monitoring of electric power systems (4 hours) Data Acquisition with a Programmable Processing System The participants learn to work with a PPS Data Logger which is used in all other laboratories Bus Communication in Energy Management Systems Conclusion The participants learn to work with a PPS Data Logger which is used in all other laboratories The participants learn about Bus Systems Electric grid (4 hours) Programming a energy management systems integrated in a PV powered hybrid system Working Principle of a innovative counter based on a Variable Energy Price Conclusion The participants learn to work with a special energy management system Knowledge about new tendencies in the energy marked 7