MODULE DESCRIPTION Module code Module name Maszyny Elektryczne w Energetyce Module name in English Electrical Machines in Power Engineering Valid from academic year 2012/2013 MODULE PLACEMENT IN THE SYLLABUS Subject Level of education Studies profile Form and method of conducting Specialisation Unit conducting the module Module co-ordinator Energetics 1 st degree (1st degree / 2nd degree) General (general / practical) Full-time (full-time / part-time) The Department of Electrical Machines and Mechatronic Systems Prof. Roman Nadolski, PhD hab., Eng. Danuta Śliwińska, PhD, Eng. Approved by: MODULE OVERVIEW Type of subject/group of subjects Module status Language of conducting Module placement in the syllabus - semester Subject realisation in the academic year Initial requirements Examination Number of ECTS credit points 5 Major (basic / major / specialist subject / conjoint / other HES) Compulsory (compulsory / non-compulsory) Polish 3 rd semester Winter semester (winter / summer) Electrical Machines (module codes / module names) No (yes / no) Method of conducting Lecture Classes Laboratory Project Other Per semester 30 15 15 TEACHING RESULTS AND THE METHODS OF ASSESSING TEACHING RESULTS
Module target The aim of the module is to familiarise students with the types, structures, and control methods as regards electrical machines in power engineering and renewable energy, their exploitation properties and power line support. Effect symbol Teaching results Teaching methods (/l/p/other) subject effects effects of a field of study W_01 W_02 W_03 U_01 U_02 U_03 U_04 U_05 K_01 A student has knowledge as regards electrical machines applied in power engineering and renewable energy as well as their exploitation properties. A student has knowledge as regards analysing phenomena, the conditions of work concerning electrical generator in power engineering and renewable energy, control methods, co-operation conditions with a power grid. A student is acquainted with basic tests and computations as regards electrical machines in power engineering. A student is able to obtain information from the literature on the subject, databases (in Polish as well as in English). A student is able to correctly conduct system tests with the use of synchronous and induction generators, synchronous motors, and conduct a compensation of reactive power. A student knows and applies safety regulations connected with conducting tests and experiments. A student is able to conduct basic computations concerning machine selection for a thermal, wind, and hydroelectric power station as well as design the equipment of hydroelectric and wind power station. A student can analyse the work of a synchronous generator and motor in terms of exploitation requirements; a student is also able to assess the evaluation of generator work in an energetic system. A student is aware of the responsibility for his/her own work and collectively completed tasks. l/ K_W12 T1A_W01 l/ l/ l K_W12 K_W12 K_U01 K_U16 K_U30 K_U07 K_U25 T1A_W03 T1A_W07 T1A_U01 T1A_U08 T1A_U11 T1A_U09 T1A_U15 T1A_U16 T1A_U13 K_K04 T1A_K03 : as regards lectures Lecture 1. The structure and principle of operation of a synchronous unsaturated machine, phasors concerning a generator with an active-induction and active-capacity load, voltage equations. teaching results for a module
2. Motion properties of a generator co-operating with a stiff grid (U = const., f = const.) loaded with a fixed value of real power (P = cont.) with variable current of a field magnet (excitation current = var.) 3. Motion properties of a synchronous motor supplied from a stiff grid loaded with a fixed value of a shaft moment with variable current of a field magnet. 4. External characteristics of a synchronous generator. Angular characteristics of a synchronous motor, overloading with a synchronous machine, angle power. 5. A synchronous compensator: a substitute diagram and a phasor. 6. Preparing students to complete projects concerning generator motion properties as well as a synchronous motor with a cylindrical rotor for the assigned points of the project. 7. Test 1. 8. A review of the issues concerning renewable energy in Poland and throughout the world, perspectives, technical solutions of connecting generators in wind as well as hydroelectric power stations. The types of generators applied in hydroelectric and wind power stations, structural diagrams, and the requirements concerning generators. 9. The configurations of synchronous generators in wind power stations, the analysis of dynamic properties, gusts of wind, step index of changes concerning wind velocity, and the impact of 1P and 3P oscillations on the work of generators. 10. Generator work of an induction machine in a wind power station, reactive power compensation (the methods and effects). 11. A squirrel-cage induction generator, the types of work, starting, soft start system, the analysis of dynamic values gusts of wind, step increase of wind velocity, a multi-gear machine, its construction, and the principle of work. 12. A wound-rotor induction generator, its configurations, slide dynamic regulation, two-sidedly supplied machine, a valve cascade system, the analysis of dynamic properties. 13. Control systems in wind power stations, control structure, supervisory control, turbine and generator control, and power track converters. The co-operation of a wind power station with a power system. 14. 15. Selecting a generator for wind and hydroelectric power station methods, limitations, and design guidelines. Test 2 as regards Class 1. Familiarising students with the range of computational exercises, discussing task sets, and the conditions for obtaining a credit for computational exercises. Reference to teaching results for a module U04, 2. A cylindrical synchronous generator, basic parameters in nominal ratings,
work with capacity, induction, and resistance loading; short-circuit condition, and the work as a compensator. 3. A cylindrical synchronous motor, work with nominal conditions, work with underexcitation, and work with superexcitation. 4. A salient pole synchronous generator, basic parameters in nominal conditions, a synchronous moment, a reluctance moment, determining a critical power angle for a summarical moment. 5. A reluctance generator, a reluctance motor basic computations based on a phasor. An explicit pole synchronous motor, work in nominal conditions, work as a compensator. 6. Motor work of an induction machine, in nominal conditions, work with various power supply conditions (voltage, frequency), power distribution based on a substitute diagram and the Sankey diagram. 7. Familiarising students with the range of computational exercises, discussing task sets, and the conditions for obtaining a credit for computational exercises. 8. A cylindrical synchronous generator, basic parameters in nominal ratings, work with capacity, induction, and resistance loading; short-circuit condition, and the work as a compensator. U04, U04, U04, U04, U04, U04, U04, as regards laboratory Laboratory class 1. Discussing the syllabus of laboratory, OHS principles, laboratory regulations, and the conditions for obtaining a credit. 2. Motor work of an induction machine, basic tests, wide-range motor loading. 3. Generator work of an induction machine, an ideal no-load state of a machine, and stiff grid work. 4. Reactive power compensation in an induction motor with a triangular and star connection of capacitors. 5. A salient pole synchronous generator, reluctance and accumulative moment, exclusion state from synchronism, V curves, and electromechanical characteristics. 6. The work of a synchronous motor as a compensator (by connecting a state induction motor in a no-load state, a transformer, and two transformers. 7. A synchronous generator, synchronising a generator with a fixed grid, self-synchronisation. 8. Obtaining a credit for the reports and laboratory a written and oral form. teaching results for a module W02, W03 W03, U01,U04,, W03, U01,U04, W03, U01,U04, W03, U01,U04, W03, U01,U04, W03, U01,U04, W03, U01,U04, The methods of assessing teaching results Effect symbol W_01 W_02 W_03 U_01 U_02 U_03 U_04 U_05 Test 1 and 2 Methods of assessing teaching results (assessment method, including skills reference to a particular project, laboratory assignments, etc.) The assessment concerning the prepared reports on laboratory. Preparing a project
K_01 The assessment of student s involvement during the. STUDENT S INPUT ECTS credit points Type of student s activity Student s workload 1 Participation in lectures 30 2 Participation in 15 3 Participation in laboratories 15 4 Participation in tutorials (2-3 times per semester) 3 5 Participation in project 6 Project tutorials 5 7 Participation in an examination 8 9 Number of hours requiring a lecturer s assistance 68 (suma) 10 Number of ECTS credit points which are allocated for assisted work 2,72 11 Unassisted study of lecture subjects 0.48(12h) 12 Unassisted preparation for 0.48(12h) 13 Unassisted preparation for tests 0.28(7h) 14 Unassisted preparation for laboratories 0.24(6h) 15 Preparing reports 0.24(6h) 16 Preparing for a final laboratory test 0.24(6h) 17 Preparing a project or documentation 0.32(8h) 18 Preparing for an examination 19 Preparing questionnaires 20 Number of hours of a student s unassisted work 57 (sum) 21 Number of ECTS credit points which a student receives for unassisted work 2.28 22 Total of hours of a student s work 125 23 ECTS credit points per module 1 ECTS credit point=25-30 hours 5 24 Work input connected with practical Total of hours connected with practical 75 25 Number of ECTS credit points which a student receives for practical 3.0