The normal interest rate swap method is plain vanilla swap between floating rate and fixedrate. In substance, it is the cash flow swap between two interest payments.
The formula shows the transport rate is not a constant but varies with the relative exposure degree of particles that lying on riverbed when the flow intensity is at fixed value.
With smaller atomizing air flowrate compared to that of other nozzles, this spray nozzle is particularly suitable to being fixed on furnaces used in marginal oil fields.