(1) GENERAL INFORMATION
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FACULTY |
APPLIED TECHNOLOGIES |
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DEPARTMENT |
AIRCRAFT TECHNOLOGY ENGINEERING |
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LEVEL OF STUDIES |
UNDERGRADUATE |
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MODULE CODE |
AE2110 |
SEMESTER OF STUDIES |
3RD |
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MODULE TITLE |
ELECTROTECHNOLOGY |
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INDEPENDENT TEACHING ACTIVITIES |
TEACHING HOURS PER WEEK |
CREDIT UNITS |
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Lectures |
2 |
3 |
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Workshop |
2 |
2 |
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COURSE TYPE
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General background |
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PRE-REQUIRED COURSES |
None |
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TEACHING AND EXAMINATION LANGUAGE |
GREEK |
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THE COURSE IS OFFERED TO ERASMUS STUDENTS |
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COURSE WEBPAGE (URL) |
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LEARNING OBJECTIVES
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Learning Objectives |
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The purpose of the theoretical part of the course is to help students: - Understand the properties and usage of electric devices and electric circuits that are required in their field of knowledge - Use their knowledge in technological applications - Aquire application problem solving skills - Aquire the necessary background knowledge for the specialty courses in their field of knowledge The purpose of the lab activities is to help students - Further understand the electrotechnological topics that have been taught theoretically - Experimentally verify and put into practice electrical applications - Verify and practice the electric circuit theory - Use the measurement electrical instruments and the measurement procedure - Use the measuring devises for topics and technological applications that have been taught in the theoretical part - Familiarize themselves with the methodology of performing measuments - Aquire knowledge of measurement processing, extracting outputs and evaluating outputs - Familiarize themselves with the use of simulators and computers - Have practice on composing technical and scientific assignment |
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General Skills |
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Students are encouraged to: - Approach knowledge as technologyl engineers selecting the appropriate theoretical tools in order to understand , use and design applications - Aquire the skills of methodology development in order to cope with problems, make assessments and develop critical thinking - Use new thechnologies and international bibliography |
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(2) COURSE CONTENT
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Unit 1: Electric Current and Resistance Potential Difference, electromotive force, electric voltage, electrons flow, electric current intensity, conventional current direction, resistance, resistivity and conductivity, Ohm’s Law.
Unit 2: Electric Power Generation Power generation with light, heat, friction, pressure, chemicals, magnetism and motion.
Unit 3: Direct Current (DC) sources Structure and basic chemical action of : basic elements, secondary elements, leaded elements, nickel elements, cadmium and other alcalic elements. Elements connected in series or parallel. Internal resistance and its effect on an accumulator. Structure, materials and operaton of thermocouples. Operation of photocells.
Unit 4: Direct Current Circuits Current in a loop, source internal resistance, serial and parallel resistors, multiple loop circuits, Kirchoff’s Laws.
Unit 5: Resistors and resistance Resistor, resistivity, resistor characteristics, calculation of total resistance of serial and parallel resistors, usage and operation of potentiometers and dimmers, Wheatstone bridge. Positive and negative thermal coefficient of conductivity. Constant resistance, limitations, construction methods. Variable resistors, thermistors. Construction of potentiometers and dimmers. Construction of Wheatstone bridge.
Unti 6: Energy and Power Work, energy, power. Power consumption by resistror (Joule effect). Energy transfer in a circuit. Mathematical desctription and calculation of work, energy and power.
Unit 7: Capacitors and dielectrics Capacitance and capacitors. Capacitance role and function, factors that determine capacitance , operation voltage. Types of capacitors, construction and operation, color code. Calculation of capacitance. Electric field energy, capacitors and dielectrics. Calculation of capacitors capacitance in series and in parallel. Capacitor charging and discharging. Capacitor function control.
Unit 8: Methods for solving linear Ohm’s cicuits Topological definitions-Method of minimum loops- Node method – equations and system solver
Unit 9: Electric circuits theorems Theorem of successiveness, theorem of Thevenin-Norton, theorem of maximum power transfer, Millman theorem.
Unit 10: Alternating Current Alternating Current. Sinusoidal waveform: phase, period, frequency, cycle. Instantanuous, average, real value. Triangular/Square waves. Fourier analysis. Single and three phase currents.
Unit 11: Basic electric elements and circuits Elements of Ohm’s Law (R), capacitive elements (L),Inductive elements (L). Phase relationship between voltage and current in L, C and R circuits. Circuits RC, RL, LC, RLC.
Unit 12: Alternating Current Circuits Circuits R-L-C in series and parallel. Power distribution in circuits R-L-C. Complex resistance, phase angle, power coefficient and current calculations. Real, apparent and reactive power calculations, Complex number representation of alternating current magnitudes. Sinusoidal steady state condition. Circuit anasysis in the field of time and frequency.
Unit 13: Filters Function, application and use of filters : low frequency filters, high frequency filters, phase shift in filters
LAB ACTIVITIES ΑCTIVITY 1: ELECTRICAL INSTUMENTS AND MULTIMETERS – SAFETY RULES ΑCTIVITY 2: RESISTOR CIRCUITS ΑCTIVITY 3: ZERO PROVISIONS – WHEATSTONE BRIDGE ΑCTIVITY 4: THEVENIN THEOREM ΑCTIVITY 5: CAPACITOR CIRCUITS ΑCTIVITY 6: CIRCUITS RC – FILTERS ACTIVITY 7: AC CURRENTS ACTIVITY 8: OSCILLOSCOPE ACTIVITY 9: CIRCUIT RLC ACTIVITY 10: TRANSFORMER – RECTIFICATION ACTIVITY 11: ELECTRIC CIRCUITS I ACTIVITY 12: ELECTRIC CIRCUITS II |
(3) TEACHING and LERANING METHODS – EVALUATION
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ΤEACHING METHOD |
Face to face |
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USE OF INFORMATION AND COMMUNICATION TECHNOLOGIES |
• Use of video projector and PC in lectures • Use of Internet and electronic sources of bibliography • Use of PC and simulation software in the lab • Use of the e-class platform
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TEACHING ORGANIZATION
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STUDENT EVALUATION
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· Written examination in the scheduled examination periods including theory questions, comprehension questions, multiple choice questions and problem solving. · Written assignments on lab activities during the semester.
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(4) SUGGESTED BIBLIOGRAPHY
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-Suggested Bibliography : 1. «ΗΛΕΚΤΡΙΚΑ ΚΥΚΛΩΜΑΤΑ», ΠΑΥΛΟΣ Σ. ΓΕΩΡΓΙΛΑΚΗΣ 2. «ΗΛΕΚΤΡΙΚΑ ΚΥΚΛΩΜΑΤΑ , ΚΑΝΕΛΛΟΠΟΥΛΟΣ ΙΩΑΝΝΗΣ, ΒΑΖΟΥΡΑΣ Χ.Ν., ΛΙΒΙΕΡΑΤΟΣ Σ.Ν. 3. «ΑΝΑΛΥΣΗ ΗΛΕΚΤΡΙΚΩΝ ΚΥΚΛΩΜΑΤΩΝ», ΚΩΝΣΤΑΝΤΙΝΟΣ ΠΑΠΑΔΟΠΟΥΛΟΣ 4. ΕΡΓΑΣΤΗΡΙΑΚΕΣ ΑΣΚΗΣΕΙΣ ΔΙΔΑΣΚΟΝΤΑ |