Table 1: Fuel grain gemetries for helix regression tests.
Grain no. | ||||||
---|---|---|---|---|---|---|
Port length, cm (L) | Pitch length, cm (P) | Initial port diameter, cm (D0) | Initial helix diameter, cm (d) | Pitch ratio, N*d/D | No. of burns | |
0 | 35.98 | 15.24 | 1.524 | --- | --- | 3 |
1 | 35.98 | 15.24 | 1.524 | 0.762 | 1.177 | 5 |
2 | 35.98 | 15.24 | 1.524 | 1.143 | 1.77 | 5 |
3 | 35.98 | 15.24 | 1.524 | 1.524 | 2.361 | 6 |
4 | 22.86 | 15.24 | 1.524 | 0.762 | 0.75 | 5 |
5 | 22.86 | 2.7 | 1.524 | 1.143 | 6.35 | 6 |