Volume 76, Number 4, November 2006
|Page(s)||568 - 574|
|Published online||18 October 2006|
Accurate upper bound for heating gain factor
Candida Oancea Institute, Polytechnic University of Bucharest Spl. Independentei 313, Bucharest 060042, Romania
Accepted: 22 September 2006
The problem of how much heat at a given temperature can be converted into heat at another temperature is studied. An accurate upper bound for the heating gain factor is obtained. The results show that reducing three-four times the present-day fuel consumption for heating is possible.
PACS: 05.70.Ln – Nonequilibrium and irreversible thermodynamics / 84.60.Bk – Performance characteristics of energy conversion systems; figure of merit / 89.30.-g – Energy resources
© EDP Sciences, 2006
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