This method is applicable to flowing gas streams in stacks or ducts. The method is not applicable as written when one or more of the following conditions exist: A sampling site and the number and ...

Transitions are needed in almost every duct run to change the size or shape of the ductwork. This article explains how to lay out rectangular transitions. A duct run is often kept flat on the top to ...

Tests were conducted to characterize the uniformity of velocity and tracer gas profiles in a square and a rectangular duct with respect to defining the suitability of locations for single point ...

Abstract: Identification of sources in a duct is an important experimental method to study the generation and propagation mechanism of sources in a duct. However, the previous identification methods ...