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How to compute consumption/production rate of species

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Old   April 8, 2013, 10:01
Default How to compute consumption/production rate of species
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How can I compute consumption or production rate of a specific species using UDF? I guess I should use the DEFINE_VR_RATE and I know the algorithm of calculation of O2 consumption rate for instance:
forAll Reactions
O2_consumption +=reaction->reaction rate * stoichiometric coefficient;
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