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define volumetric reaction rate via UDF but how to set default Arrhenius rate

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Old   May 11, 2013, 08:05
Default define volumetric reaction rate via UDF but how to set default Arrhenius rate
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ben
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how everyone,

i am using udf to define volumetric reaction rate,
i hooked it, but then have no idea how to set the arrhenius rate in udf as shown in the picture, since I already defined the reaction rate in udf

i will appreciate a lot for your help
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