Experiment Study on the Suction Characteristic of Serial Centrifugal Fan

Centrifugal fan is one of the most familiar fans; it applies broadly in the field of country economy. Based on the test of the single centrifugal fan, suction characteristic of the centrifugal fan in series is carried out. The work conditions for the centrifugal fan in series and the relationship between the single fan and fans in series are pointed out .References are given for selecting the parameters of fans in series.