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Titel |
A generalized tagging method |
VerfasserIn |
V. Grewe |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1991-959X
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Digitales Dokument |
URL |
Erschienen |
In: Geoscientific Model Development ; 6, no. 1 ; Nr. 6, no. 1 (2013-02-19), S.247-253 |
Datensatznummer |
250017369
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Publikation (Nr.) |
copernicus.org/gmd-6-247-2013.pdf |
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Zusammenfassung |
The understanding of causes of changes in climate-chemistry simulations is an
important, but often challenging task. In atmospheric chemistry, one approach
is to tag species according to their origin (e.g. emission categories) and to
inherit these tags to other species during subsequent reactions. This concept
was recently employed to calculate the contribution of atmospheric processes
to temperature. Here a new concept for tagging any state variable is
presented. This generalized tagging method results from a sensitivity
analysis of the individual forcing terms of the right hand side of the governing
differential equations. In a couple of examples, the consistency with previous
approaches and the synergy by using different analysis techniques are shown.
Since the method is based on a ratio describing relative
sensitivities, singularities occur where the method is not applicable. For
some applications, such as in atmospheric chemistry, these singularities can
easily be removed. However, one theoretical example is given, where this
method is not applicable at all. |
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