Hodgson Number
Hodgson number is proportional to { (time constant of system) / (period of pulsation) } and is used in momentum transfer in general and unsteady pulsating gas flow calculations in particular. It is normally defined in the following form :
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delta-P | = | Pressure drop |
fr | = | Frequency |
p | = | Avg. static pressure |
q | = | Avg. volumetric flowrate |
V | = | System Volume |