Electricity Transmission at high voltage
Preparation - Chapter 6.1a, Chapter 6.1b, Chapter 6.1c
Participation - Assignment P.292 Q5-8 and P.316 Q22, 31
Presentation - Blackboard, Student's Work
Possession
> alternating current flows in two directions
> Calculation of rms current when the voltage-time graph is given, cases include (1) sinusoidal current, (2) square wave current (3) combination and derivatives of case (1) and (2), such as half wave and asymmetric waves
Chapter 6.1a (5:21) 128
Chapter 6.1b (7:05) 112
Chapter 6.1c (3:43) 97
Preparation - Chapter 6.2a, Chapter 6.2b, Chapter 6.2c
Participation - Assignment P.311 Q10,12, 8, P.316 Q19, 21, 24, 26 and (optional: 28, 29, 30, 32)
Presentation - Blackboard, Student's Work
Possession
> Turns ratio, simple calculation about transformer
> High voltage transmission to reduce power loss along cables
> Calculation ... start from consumer end, calculate the primary voltage/current
Chapter 6.2a (5:56) 135
Chapter 6.2b (12:35) 120
Chapter 6.2c (6:02) 105