Electricity Generation Spring, 2013 - Tom Murphy · 2013-04-24 · Electricity Generation Spring, 2013 Lecture 9 3 UCSD Physics 12 Spring 2013 9 UCSD Physics 12 Spring 2013 10 UCSD
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Electricity Generation Spring, 2013
Lecture 9 1
UCSD Physics 12 UCSD Physics 12
Spring 2013 2
UCSD Physics 12
Spring 2013 3
UCSD Physics 12
Spring 2013 4
Electricity Generation Spring, 2013
Lecture 9 2
UCSD Physics 12
Spring 2013 5
UCSD Physics 12
Spring 2013 6
UCSD Physics 12
Spring 2013 7
UCSD Physics 12
Spring 2013 8
Electricity Generation Spring, 2013
Lecture 9 3
UCSD Physics 12
Spring 2013 9
UCSD Physics 12
Spring 2013 10
UCSD Physics 12
Spring 2013 11 High Voltage Transmission Lines Low Voltage to Consumers
step-up to 500,000 V
~5,000 Volts step-down,
back to 5,000 V
step-down to 120 V
UCSD Physics 12
Spring 2013 12
three-phase “live” wires
500,000 230,000 138,000 69,000 7–13,000 long-distance neighborhood
to house
Electricity Generation Spring, 2013
Lecture 9 4
UCSD Physics 12
Spring 2013 13
UCSD Physics 12
Spring 2013 14
UCSD Physics 12
Spring 2013 15
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