Thermodynamic disequilibrium of the atmosphere in the context of global warming

Verfasser / Beitragende:
[Junling Huang, Michael McElroy]
Ort, Verlag, Jahr:
2015
Enthalten in:
Climate Dynamics, 45/11-12(2015-12-01), 3513-3525
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00382-015-2553-x  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00382-015-2553-x 
245 0 0 |a Thermodynamic disequilibrium of the atmosphere in the context of global warming  |h [Elektronische Daten]  |c [Junling Huang, Michael McElroy] 
520 3 |a The atmosphere is an example of a non-equilibrium system. This study explores the relationship among temperature, energy and entropy of the atmosphere, introducing two variables that serve to quantify the thermodynamic disequilibrium of the atmosphere. The maximum work, W max , that the atmosphere can perform is defined as the work developed through a thermally reversible and adiabatic approach to thermodynamic equilibrium with global entropy conserved. The maximum entropy increase, $$(\Delta S)_{max}$$ ( Δ S ) m a x , is defined as the increase in global entropy achieved through a thermally irreversible transition to thermodynamic equilibrium without performing work. W max is identified as an approximately linear function of $$(\Delta S)_{max}.$$ ( Δ S ) m a x . Large values of W max or $$(\Delta S)_{max}$$ ( Δ S ) m a x correspond to states of high thermodynamic disequilibrium. The seasonality and long-term historical variation of W max and $$(\Delta S)_{max}$$ ( Δ S ) m a x are computed, indicating highest disequilibrium in July, lowest disequilibrium in January with no statistically significant trend over the past 32years. The analysis provides a perspective on the interconnections of temperature, energy and entropy for the atmosphere and allows for a quantitative investigation of the deviation of the atmosphere from thermodynamic equilibrium. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Thermodynamic disequilibrium  |2 nationallicence 
690 7 |a Energy  |2 nationallicence 
690 7 |a Entropy  |2 nationallicence 
690 7 |a Temperature  |2 nationallicence 
690 7 |a Global warming  |2 nationallicence 
700 1 |a Huang  |D Junling  |u School of Engineering and Applied Sciences, Harvard University, 29 Oxford Street, 02138, Cambridge, MA, USA  |4 aut 
700 1 |a McElroy  |D Michael  |u School of Engineering and Applied Sciences, Harvard University, 29 Oxford Street, 02138, Cambridge, MA, USA  |4 aut 
773 0 |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 45/11-12(2015-12-01), 3513-3525  |x 0930-7575  |q 45:11-12<3513  |1 2015  |2 45  |o 382 
856 4 0 |u https://doi.org/10.1007/s00382-015-2553-x  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00382-015-2553-x  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Huang  |D Junling  |u School of Engineering and Applied Sciences, Harvard University, 29 Oxford Street, 02138, Cambridge, MA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a McElroy  |D Michael  |u School of Engineering and Applied Sciences, Harvard University, 29 Oxford Street, 02138, Cambridge, MA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 45/11-12(2015-12-01), 3513-3525  |x 0930-7575  |q 45:11-12<3513  |1 2015  |2 45  |o 382