Author(s)

E. Sciubba, L. Susani & E. B. P. Tiezzi

Abstract

Exergy and extended exergy accounting of the Province of Siena E. ~ciubba', L. susani2 & E. B. P. ~ i e z z i ~ ' ~ e ~ a r t m e n t of Mechanical and Aeronautical Engineering, University of Roma 1, Italy 2 Department of Chemical and Biosystems Sciences, University of Siena, Italy 3 Department of Mathematic and Informatic Sciences, University of Siena, Italy Abstract This paper describes an application of the classical Exergy and Extended Exergy Accounting (EEA) of a complex system. The system studied, supposed to be in a steady state, is the province of Siena (on a year 2000 database). It is represented by structural connectivity which describes in a synthetic way the interactions of each mass or energy flow with each sector of the society. The exergy accounting converts the total amount of resources entering in a system in exergetic form with the help of a table of "raw exergy data" available in the literature. After the conversion of each flow into a common exergetic basis it's possible t

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