Topic 4 inductance in AC circuits topic a4

Bài giảng ngành Điện: Giải các bài toán trong mạch điện điện thế thấp một pha và ba pha (Phần A) gồm các chủ đề sau Solve problems in single and threephase low voltage circuits Part A Content Topic 1 Sinusoidal Alternating Voltage and Current_Topic_A1 Topic 2 Phasors_Topic_A2.ppt Topic 3 Resistance in AC Circuits_Topic_A3 Topic 4 Inductance in AC Circuits_Topic_A4 Topic 5 Capacitance in AC Circuits_Topic_A5 Topic 6 AC Circuit Analysis_Topic_A6 Topic 7 Resonance_Topic_A7 Topic 9 Harmonics_Topic_B9

... determine the appropriate value of inductance required by the ballast Inductance in AC Circuits: Inductance in Series and Parallel L1 L2 VS ƒ L1 L2 IS VS ƒ Inductive Reactance in Parallel Inductive... Transformer windings Motor windings Ballasts for discharge lighting Solenoids / Contactor coils Fault current limiting devices (surge arrestors) Filter and tuning circuits Inductance in AC Circuits: ... INDUCTIVE REACTANCE XL = 2π ƒ L  Where: – XL is the inductive reactance in Ohms (Ω) 2π is a constant – ƒ is the frequency in Hertz (Hz) – L is the inductance in Henries (H) – Inductance in AC