AC Circuits Lecture Notes PDF
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Summary
These lecture notes cover AC circuits, including alternating voltages, currents, RMS values, and different types of circuits, such as RL and RLC circuits. The notes also explain phasors, j operators, and complex numbers. They provide formulas and diagrams for understanding the concepts.
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Module 2 : AC Circuits 8 Hrs Alternating voltages and currents, RMS, average, maximum values, Single Phase RL, RC, RLC series circuits, Power in AC circuits, Power Factor, Three phase balanced systems, Star and delta Connections, Electrical Safety, Fuses and Earthing Course Outcome...
Module 2 : AC Circuits 8 Hrs Alternating voltages and currents, RMS, average, maximum values, Single Phase RL, RC, RLC series circuits, Power in AC circuits, Power Factor, Three phase balanced systems, Star and delta Connections, Electrical Safety, Fuses and Earthing Course Outcome Evaluate AC circuit parameters 18.10.22 Lecture 3_Module 2_BEEE102L 1 Phasor A rotating vector is known as phasor A phasor is a complex number that represents the amplitude and phase of a sinusoid 18.10.22 Lecture 3_Module 2_BEEE102L 2 j Operator and complex numbers j=sqrt(-1) j2=-1 j3=-j j4=1 z=x+jy - rectangular form z= r ɸ - polar form Z=rejɸ - exponential form 18.10.22 Lecture 3_Module 2_BEEE102L 3 Phasor operations Addition Subtraction Multiplication Division Reciprocal (1/z) Square root Complex conjugate 18.10.22 Lecture 3_Module 2_BEEE102L 4 Voltage – current relationship 18.10.22 Lecture 3_Module 2_BEEE102L 5 RL series circuit 18.10.22 Lecture 3_Module 2_BEEE102L 6 RL series circuit 18.10.22 Lecture 3_Module 2_BEEE102L 7 RL series circuit 18.10.22 Lecture 3_Module 2_BEEE102L 8 RL series circuit 18.10.22 Lecture 3_Module 2_BEEE102L 9 RL series circuit Impedance Phase diagram Impedance triangle Power factor Power Refer class notes 18.10.22 Lecture 3_Module 2_BEEE102L 10
