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C.O.P
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Created by
Aisha Sheikh
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Cards (7)
What does the coefficient of performance (CoP) for a heat pump or engine represent?
It is the
ratio
of the
energy
transferred for heating to the input energy used in the process.
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How does a higher CoP affect operating costs?
Higher
CoPs
equate to lower operating costs.
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What is the formula for calculating CoP?
CoP =
Q
W
\frac{Q}{W}
W
Q
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In the CoP formula, what does Q represent?
Q is the
thermal energy
supplied or removed from the system.
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In the CoP formula, what does W represent?
W is the work done on or by the
system
.
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What is another formula for CoP in terms of temperatures?
CoP =
T
h
o
t
T
h
o
t
−
T
c
o
l
d
\frac{T_{hot}}{T_{hot} - T_{cold}}
T
h
o
t
−
T
co
l
d
T
h
o
t
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What is the significance of the CoP in heat pumps?
Indicates
efficiency
of
heating process
Higher CoP means more efficient energy use
Lower operating costs for
consumers
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