Testing and Modeling Fuel Regression Rate in a Miniature Hybrid Burner

Table 3

HTPB baseline: optimization procedure. Comparison between the two different techniques implemented to obtain the experimental mean regression rate.

Test number	Overall TOT regression rate (9),	Integral time-average regression rate (10),	Percent variation ^−𝑟𝑓TOT −^−𝑟𝑓
	^−𝑟𝑓TOT, (mm/s)	^−𝑟𝑓, (mm/s)	% ^−𝑟𝑓TOT
1	0.715	0.747	4.4
2	0.659	0.656	0.4
3	0.682	0.690	−1.0
4	0.616	0.632	−2.6
5	0.662	0.676	−2.1
6	0.737	0.760	−3.0