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| AELT1002 | Alternating Current Circuit Analysis | 3+1+0 | ECTS:5 | | Year / Semester | Spring Semester | | Level of Course | Short Cycle | | Status | Compulsory | | Department | DEPARTMENT of ELECTRONICS and AUTOMATION | | Prerequisites and co-requisites | None | | Mode of Delivery | | | Contact Hours | 14 weeks - 3 hours of lectures and 1 hour of practicals per week | | Lecturer | Öğr. Gör. Umut BAYRAKTAR | | Co-Lecturer | Lecturer Murat KÜÇÜKALİ | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | To teach the fundamental theorems, concepts, solution methods of the alternative current circuits. To provide use these knowledges in professional life. |
| Learning Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | LO - 1 : | Describe parameters of a sinusoidal value | 2 - 3 - 5 - 8 | 1 | | LO - 2 : | Explain AC values in vectoral form, use complex numbers to solve circuits | 2 - 5 - 7 - 8 | 1 | | LO - 3 : | Explain current, voltage, power, phase angle relations over R, L, C components | 3 - 5 - 7 - 8 | 1 | | LO - 4 : | Define impedance for R, L, C circuits in complex axis | 3 - 5 - 7 - 8 | 1,2 | | LO - 5 : | Explain resonance in serial and parallel circuits | 3 - 5 - 7 - 8 | 1 | | LO - 6 : | Explain how to obtain three-phase systems | 2 - 3 - 5 - 8 | 1,3 | | LO - 7 : | Explain active, reactive and apperant power and calculate if needed in case of ohmic load, inductive load or capacitive load | 2 - 3 - 5 - 7 | 1 | | LO - 8 : | Explain coupled-circuits | 2 - 3 - 5 - 7 | 1,3 | | LO - 9 : | Explain phase voltages, line currents and 3-phase systems | 2 - 3 - 5 - 7 | 1,3 | | CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), LO : Learning Outcome | | |
| Basic concepts and teorems in AC circuits. Calculations and forming equations in AC curcuit. Alternative Current, Alternative Voltage, phase and difference of phase, instantaneous avarage and effective values. Power in AC. Series RL, RC, RLC circuits, Parallel RL, RC, RLC circuits. Impedance connections. Resonance. Phasor. AC Source. Circuit Theories. Behaviors of Inductors and capacitors under AC current. Inductor and capacitor circuits. Sinusodial alternating current and phasors. Series and paralel AC circuits. Methods of AC circuit analysis; mesh and nodal analysis, Bridge networks. AC network theorems. Power in AC circuits. Circuit impulse response and transfer functions. Resonance. Mutual inductance and transformers. Nonsinusoidal systems.Polyphase systems. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Definition and obtaining of the alternating current. Period, frequency and alternans concepts. Instantaneus value, maximum value, mean value, effective value. | | | Week 2 | Expression AC values in vectoral form, vectoral collection, phase difference. | | | Week 3 | Current and voltage relationship in resistive, capacitive and inductive AC circuits. Active power, reactive power and apparent power. Power factor. | | | Week 4 | Serial AC circuits (Serial R-L and R-C circuits) | | | Week 5 | Serial AC circuits (Serial R-L-C circuit) | | | Week 6 | Parallel AC circuits (Parallel R-L and R-C circuits) | | | Week 7 | Parallel AC circuits (Parallel R-L-C circuit) | | | Week 8 | Serial and parallel resonance circuits. | | | Week 9 | Mid-term exam | | | Week 10 | Serial and parallel resonance circuits, power compensation, filters. | | | Week 11 | AC circuit solution with complex numbers. | | | Week 12 | AC circuit solution with complex numbers. | | | Week 13 | Transformator. Mid-term exam. | | | Week 14 | Three-phase circuits, delta and star connections. | | | Week 15 | Three-phase circuits, balanced and unbalanced loads. | | | Week 16 | End-of-term exam | | | |
| 1 | Demirel, Hüseyin. 2017; DC-AC Devre Analizi, 5. baskı, Birsen Yayınevi
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| 1 | Yağımlı, M. ve Akar, F. 2008; Alternatif Akım Devreleri ve Problem Çözümleri, Beta Yayınları, İstanbul
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| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | 15/04/2024 | 1 | 50 | | End-of-term exam | 16 | 03/06/2024 | 1 | 50 | | |
| Student Work Load and its Distribution | | Type of work | Duration (hours pw) | No of weeks / Number of activity | Hours in total per term | | Yüz yüze eğitim | 3 | 13 | 39 | | Sınıf dışı çalışma | 2.5 | 13 | 32.5 | | Laboratuar çalışması | 1 | 12 | 12 | | Arasınav için hazırlık | 2.5 | 7 | 17.5 | | Arasınav | 1 | 1 | 1 | | Ödev | 1 | 12 | 12 | | Proje | 1.5 | 6 | 9 | | Kısa sınav | .5 | 1 | .5 | | Dönem sonu sınavı için hazırlık | 2.5 | 10 | 25 | | Dönem sonu sınavı | 1.5 | 1 | 1.5 | | Total work load | | | 150 |
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