Hot body, cold body, working body diagram or view of the Carnot engine. |
TA (hot body) > TB (cold body)
“The production of motive power [work] in the steam engine is due the transportation of caloric [heat] from a warm body to a cold body, i.e. to its re-establishment of equilibrium—an equilibrium considered as destroyed by any cause whatever, by chemical action, such as combustion, or by any other.”