Testing and Modeling Fuel Regression Rate in a Miniature Hybrid Burner

Table 6

Additivated formulations: coefficients and uncertainties for constant power law approximation of the regression rate. For baseline data, see Figure 6.

Formulation	𝑎𝑟	𝑛𝑟	𝑅^2
HTPB + 2.5% MgH2	0.031 ± 0.001	0.901 ± 0.005	0.956
HTPB + 7.5% MgH2	0.028 ± 0.001	0.918 ± 0.006	0.940
HTPB + 2.8% MgB	0.002 ± 0.001	0.981 ± 0.013	0.897
HTPB + 2.27% Mg + 1.4% MgB	0.032 ± 0.001	0.930 ± 0.006	0.935
HTPB + 2.5% MgH2 + 1.4% MgB	0.043 ± 0.001	0.825 ± 0.005	0.946
HTPB + 10% ALEX + 2% C	0.001 ± 0.001	1.687 ± 0.008	0.976
HTPB + 10% ALEX + 2% TiO2	0.001 ± 0.001	1.639 ± 0.009	0.952
HTPB + 10% L-ALEX	0.026 ± 0.001	0.883 ± 0.004	0.972
HTPB + 10% ALEX + 2% C + 2% Mg	0.006 ± 0.001	1.272 ± 0.006	0.970
HTPB + 5% MgH2 + 5% ALEX + 1% C	0.013 ± 0.001	1.088 ± 0.005	0.971