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Chapter 2: AC Circuit. MOHD ASRI BIN JUSOH. Chapter 2.3: Series AC Circuit. Series AC Circuits. For series configuration, the total impedance of a system is the sum of the individual impedance. Series AC Circuits (Cont…). Series AC Circuits (Cont…).
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Chapter 2:AC Circuit MOHD ASRI BIN JUSOH
Series AC Circuits • For series configuration, the total impedance of a system is the sum of the individual impedance.
Series AC Circuits (Cont…) • Series ac configuration having 2 impedances, the current is same through each element and is determined by Ohm’s law: Using KVL:
Series AC Circuits (Cont…) • The power to the circuit: θT = angle between E & I E & I = effective value (rms) • Power factor (pf) - for purely resistive, θT = 0: - for purely inductive or capacitive, θT = ±90:
Series AC Circuits (Cont…) • Power factor (pf) (cont…) - lagging or leading power factor lagging pf - I lagging V - Inductive circuit leading pf - I leading V - Capacitive circuit
Series AC Circuits (Cont…) • R-L - Phasor Notation Time domain Phasor domain
Series AC Circuits (Cont…) • R-L (cont…) - ZT
Series AC Circuits (Cont…) • R-L (cont…) - I
Series AC Circuits (Cont…) • R-L (cont…) - VRand VL
Series AC Circuits (Cont…) • R-L (cont…) - VRand VL (cont…)
Series AC Circuits (Cont…) • R-L (cont…) - Phasor diagram I are in phase with VR & lags VL with 90ᴼ I lags E by 53.13ᴼ
Series AC Circuits (Cont…) • R-L (cont…) - PT
Series AC Circuits (Cont…) • R-L (cont…) - pf
Series AC Circuits (Cont…) • R-C - Phasor Notation Time domain Phasor domain
Series AC Circuits (Cont…) • R-C (cont…) - ZT
Series AC Circuits (Cont…) • R-C (cont…) - E
Series AC Circuits (Cont…) • R-C (cont…) - VRand VC
Series AC Circuits (Cont…) • R-C (cont…) - VRand VC (cont…)
Series AC Circuits (Cont…) • R-C (cont…) - Phasor diagram I are in phase with VR & leads VC with 90° I leads E by 53.13°
Series AC Circuits (Cont…) • R-C (cont…) - Time domain
Series AC Circuits (Cont…) • R-C (cont…) - PT
Series AC Circuits (Cont…) • R-C (cont…) - pf
Series AC Circuits (Cont…) • R-L-C - Phasor Notation Time domain Phasor domain
Series AC Circuits (Cont…) • R-L-C (cont…) - ZT
Series AC Circuits (Cont…) • R-L-C (cont…) - I
Series AC Circuits (Cont…) • R-L-C (cont…) - VR, VLand VC
Series AC Circuits (Cont…) • R-L-C (cont…) - VR, VLand VC(cont…)
Series AC Circuits (Cont…) • R-L-C (cont…) - Phasor diagram I are in phase with VR , lags VL by 90° & leads VC by 90° I lags E by 53.13°
Series AC Circuits (Cont…) • R-L-C (cont…) - Time domain
Series AC Circuits (Cont…) • R-L-C (cont…) - Time domain (cont…)
Series AC Circuits (Cont…) • R-L-C (cont…) - PT
Series AC Circuits (Cont…) • R-L-C(cont…) - PT (cont…)
Series AC Circuits (Cont…) • R-L-C (cont…) - pf
Series AC Circuits (Cont…) • Voltage divider VX = voltage across elements in series ZT = total impedance of series circuit E = total voltage appearing across the series circuit