Download PDF by Bernard H. Lavenda (auth.): A New Perspective on Thermodynamics

By Bernard H. Lavenda (auth.)

ISBN-10: 1441914293

ISBN-13: 9781441914293

ISBN-10: 1441914307

ISBN-13: 9781441914309

Dr. Bernard H. Lavenda has written a brand new point of view on Thermodynamics to mix an outdated examine thermodynamics with a brand new beginning. The ebook provides a ancient viewpoint, which unravels the present presentation of thermodynamics present in usual texts, and which emphasizes the elemental function that Carnot performed within the improvement of thermodynamics.

A New standpoint on Thermodynamics will:

  • Chronologically resolve the improvement of the rules of thermodynamics and the way they have been conceived via their discoverers
  • Bring the idea of thermodynamics as much as the current time and point out parts of extra improvement with the union of knowledge thought and the speculation of capacity and their inequalities. New parts contain nonextensive thermodynamics, the thermodynamics of coding thought, multifractals, and weird attractors.
  • Reintroduce very important, but approximately forgotten, teachings of N.L. Sardi Carnot
  • Highlight conceptual flaws in well timed themes corresponding to endoreversible engines, finite-time thermodynamics, geometrization of thermodynamics, and nonequilibrium paintings from equilibrium unfastened power differences.

Dr. Bernard H. Lavenda is Professor of actual Chemistry at Universita degli Studi di Camerino, Italy. he's recipient of the 2009 Telesio-Galeli Prize in Physics for his paintings on irreversible thermodynamics.

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Extra info for A New Perspective on Thermodynamics

Sample text

An isothermal expansion. , the transfer of heat that occurs when a hot body is placed in contact with a cold body, at constant volume. ” There is no temperature difference between A and B, at least to first order, which is what Clausius considers. Apparently, Clausius has in mind the isothermal expansion and compression steps in Carnot’s cycle, but nowhere does he introduce the fact that they are occurring at different temperatures. Clausius now uses the interconversion of heat and work. In an isothermal expansion, the heat absorbed is equal to the work produced, dQ D pdV .

Carnot is also aware that his cycle had maximum efficiency. Suppose, says Carnot, that there is a more efficient engine that could render more work, Wmax , than the work W obtained from his engine with the same heat absorption, Q1 , between temperatures t1 and t2 . Wmax W / left over. ” Carnot, thus, establishes the supremacy of his engine, with maximal efficiency, for anything else would lead to perpetual motion. He even alludes to the possibility of other cycles in which during part of the time a working body is absorbing heat from the furnace, its temperature t1w is less than the temperature of the furnace t1 .

All this is in harmony with the corporal nature of heat in the caloric theory. The word “latent” was used in contrast to “sensible” heat because of the lack of increase in temperature when a gas absorbs heat upon expansion. Nowadays, latent heat is used in a much more restricted sense where it refers specifically to the latent heat of “fusion” or of “evaporation” (Cravalho 1981). 1) were a perfect differential, it would require the specific heats at constant pressure and volume to depend upon the temperature [cf.

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