1 © unitec new zealand de4401 ac r l c components
TRANSCRIPT
1© Unitec New Zealand
DE4401AC
R L C COMPONENTS
Pure Resistance Circuit
2© Unitec New Zealand
AC Voltage + Current in Resistor
3© Unitec New Zealand
Resistance Phasor
4© Unitec New Zealand
Pure Capacitor Circuit
5© Unitec New Zealand
Vc “LAGS” Ic in Capacitor
6© Unitec New Zealand
Capacitance Phasor
7© Unitec New Zealand
Capacitive Reactance- less as f increases
8© Unitec New Zealand
Capacitive Reactance
9© Unitec New Zealand
RC Series
10© Unitec New Zealand
RC Series Phasor and Impedance
11© Unitec New Zealand
RC series Voltage Divider
12© Unitec New Zealand
RC LowPass Filter
13© Unitec New Zealand
RC LowPass Frequency Response
14© Unitec New Zealand
Inductors oppose change in CURRENT
• Capacitors oppose change in VOLTAGE
15© Unitec New Zealand
Inductive Reactance- bigger as f increase
16© Unitec New Zealand
Inductance (L) Phasor- “LEADS”
17© Unitec New Zealand
R L Series connection
18© Unitec New Zealand
RL Impedance Triangle
19© Unitec New Zealand
R L C series - Current is common Ref
20© Unitec New Zealand
R L C phase relationships
21© Unitec New Zealand
R L C Phasors
22© Unitec New Zealand
Impedance Equation –RLC series circuits
23© Unitec New Zealand
R L C parallel circuits-Now V is Ref
24© Unitec New Zealand
RLC Parallel
25© Unitec New Zealand