Analysis and Implementation of Thermal Heat Exchanger Tube Performance with Helically Pierced Twisted Tape Inserts Using ANFIS Model

Table 3

Uncertainty range of parameter.

Sr. no.	Parameter	Range of error (%)
1	Reynolds number	0.78–1.56
2	Nusselt number	1.09–3.32
3	Friction factor	0.78–1.67