Mathematical Modeling Applied to Drilling Engineering: An Application of Bourgoyne and Young ROP Model to a Presalt Case Study

Table 8

Results of the simulation with author proposal aiming to minimize the relative error.

	Lower boundary [unitless]	Upper boundary [unitless]	Calculated Coefficients [unitless]
	0.5	3.91	0.849165
	0.000001	0.004791	0.000001
	0.000001	0.658851	0.000001
	0.000001	0.000864	0.000001
	0.102882	2.0	0.102882
	0.4	2.23	0.400000
	0.025	2.587306	0.025000
	0.3	1.080511	1.080511
Relative error	0.2661461