(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 |
AE1230 |
SEMESTER OF STUDIES |
2ND |
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MODULE TITLE |
PRINCIPLES OF ELECTROLOGY |
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INDEPENDENT TEACHING ACTIVITIES |
TEACHING HOURS PER WEEK |
CREDIT UNITS |
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Lectures |
3 |
3 |
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Practice |
1 |
2 |
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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 |
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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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(2) 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 basic concepts of electricity and magnetism and the electrical elements required in their field. - Use their knowledge in technical applications - Aquire skills for solving problems in applications - Aquire the background knowledge so as to be able to attend specialty courses The purpose of the lab sessions is to help students: - Further understand aspects of electromagnetism that they have been taught theoretically. - Verify experimentally and put applications in practice - Make use of electrical measurement instruments and do measurement procedures. - Learn measurement processing , extract and evaluate outputs - Familiarize themselves with the use of simulators and computers - Have practice on composing a technical scientific assignment. |
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General Skills |
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Students are encouraged to: - Select the right tools in order to understand, use and design applications - aquire the ability of methodology development for the solution of problems, evaluation and critical thinking - use the new technologies and international bibliography - work individually and collectively - compose technical and scientific assignments - present their work in an organized manner, orally and in writing
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(3) COURSE CONTENT
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Unit 1: Introduction – Fundamental concepts Electrical charge. Structure and distribution of electric charge in atoms, molecules, ions and alloys. Molecular structure of conductors, semiconductors and insulators. Unit 2: Static electricity and conductivity Static electricity and electrostatic charge distribution. Electrostatic laws of attraction and repulsion. Charge units, Coulomb’s law. Induction of electrical charge to solids, liquids, gases and vacuum. Unti 3: Electic field Electric field, electric field due to point charge, dynamic lines, electric field of continous charge distribution, point charge in the electric field, electric dipole in the electic field. Unit 4: Electric flow Electric field flow, Gauss’ law, charged insulated conductor, applications of Gauss’ law Unit 5: Electric potential Electric potential energy, electric potential, potential calculation, the potential of point charge, the potential of multiple point chargess, the potential of continous charge distribution, equipotential surfaces, field calculation from the potential Unit 6: Capacitors and dielectrics Capacitance, capacitance calculation, Serial capacitors, parallel capacitors, electric field energy, capacitors and dielectrics. Unit 7: Electric current and Resistance Electric current, current density, resistance, resistivity and conductivity, Ohm’s law, power transmittion to electric circuit Unit 8: Magnetism and magnetic materials Magnetism. Types of magnets and magnet properties. Behavior of magnet suspending in the earth’s magnetic field. Magnetic shielding. Types of magnetic materials. Construction of electromagnets and principles of operation. Magnetic forces, magnetic field intensity, magnetic flow. Magnetic permeability. Hysteresis loop. Magnetic hysteresis. Magnetizations and demagnetization of materials. Saturation point. Protective measures and magnet storage. Unit 9: Magnetic force and magnetic moment The magnetic force in a movable charge, rotational electric charge, moment in a current loop, the magnetic force in a current, magnetic dipole. Unti 10: Magnetic field of moving charges Magnetic field of charged conductor, Biot-Savart law, the magnetic field lines, the law of thumb for the determination of : magnetic field around a power line, parallel conductors, Ampere’s law, tube coils and ring coils, magnetic field power, magnetic flow change of rate, number of spirals, magnetic fields in matter. Unit 11: Electromagnetic induction Faraday’s law of inductance, electromotive force, analysis of the electromotive force dependence (magnetic field intensity, flow change rate, number of spirals) , induced voltage in a conductor moving in a magnetic field, induced current in a closed conductor, Lenz’s law and polarity of induced current, induced electric fields, eddy currents, Gauss’ law of magnetism, induced magnetic fields and displacement current, Maxwell’s equations. Unit 12: Mutual inductance and self induction Mutual inductance, effect of primary current alteration on the induced voltage. Factors affecting the mutual inductance, application of Lenz’s law in the polarity of the induced voltage, anti-electromotive force, self- induction. Saturation point. Basic usage of inductive elements. Unit 13: Generator, motor, transformer Description and operation of electrogenerator, electromotor, transformer. Loop rotation in a magnetic field and generation of alternating voltage. Descrtiption and operation principles of alternating current generator.
LAB ACTIVITIES ΑCTIVITY 1: POINT LOADS AND ELECTRIC FIELDS ACTIVITY 2: STUDY OF CAPACITORS ΑCTIVITY 3: CAPACITORS IN SERIES AND PARALLEL ΑCTIVITY 4: STUDY OF RESISTORS ΑCTIVITY 5: SERIAL AND PARALLEL RESISTORS ACTIVITY 6: MAGNETIC FIELDS - MAGNETS ΑCTIVITY 7: FARADAY’S LAW – COIL – ELECTROMAGNET - GENERATOR ΑCTIVITY 8: STUDY OF TRANSFORMER – HYSTERESIS LOOP ΑΣΚΗΣΗ 8: ΜΕΛΕΤΗ ΜΕΤΑΣΧΗΜΑΤΙΣΤΗ – ΒΡΟΧΟΣ ΥΣΤΕΡΗΣΗΣ
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(4) TEACHING AND LEARNING METHODS
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ΤEACHING METHOD. |
Face to face |
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USE OF INFRORMATION AND COMMUNICATION TECHNOLOGIES |
• Use of video projector and computer in lectures • Use of internet and electronic sources of bibliography • Use of computer and simulation software in the workshop • Useof e-class
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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 activities. · Written assignments based on the lab activities during the semester. |
(5) SUGGESTED BIBLIOGRAPHY
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-Suggested Bibliography 1. «ΦΥΣΙΚΗ ΤΟΜΟΣ 2», , HALLIDAY, RESNICK, KRANE 2. «ΠΑΝΕΠΙΣΤΗΜΙΑΚΗ ΦΥΣΙΚΗ Β ΤΟΜΟΣ», YOUNG HUGH D. 3.. TEACHER’S NOTES |