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Isothermal process on p-V, T-V, and p-T diagrams

Isothermal process on p-V, T-V, and p-T diagrams

Isothermal process on p-V, T-V, and p-T diagrams

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T<br />

T H<br />

T C<br />

a<br />

S 1<br />

Maximum efficiency <strong>and</strong> the Carnot cycle<br />

Q in<br />

Q out<br />

c<br />

S 2<br />

S<br />

T<br />

T H<br />

T C<br />

a<br />

d<br />

S 1<br />

Q in<br />

W > 0 W > 0<br />

n<strong>on</strong>-optimal thermo<br />

-dynamical cycle for<br />

an engine<br />

Q out<br />

PHYS 1101, Winter 2009, Prof. Clarke 36<br />

b<br />

c<br />

S 2<br />

S<br />

optimal thermodyn<br />

-amical cycle for an<br />

engine (Carnot cycle)<br />

p<br />

a<br />

S 1<br />

T C<br />

Q in<br />

S 2<br />

d<br />

adiabats<br />

b<br />

isotherms<br />

T H<br />

c<br />

Qout V<br />

the Carnot engine cycle<br />

<strong>on</strong> a p-V diagram<br />

Note that for an engine, the thermodynamical cycle is always clockwise.

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