Fixed airflow measuring devices: Sensitivity to flow disturbance (NT VVS 098)

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  • Report #: NT VVS 098
  • Approved: May 1993
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The purpose of this method is to evaluate the sensitivity to flow disturbance of fixed air flow measuring devices. The sensitivity is described in terms of the length of a straight duct needed between a certain flow disturbance and the measuring device in order to achieve a certain accuracy.