|
|
|
|
|
|
| Radius |
1.25 |
m |
|
| Booster (central engine)
length |
10 |
m |
|
| Wingspan |
5 |
m |
|
| Side Engine Radius |
0.5 |
m |
|
| Side Engine Length |
4 |
m |
|
| Metal thickness |
2 |
mm |
|
|
|
|
| Calculatons of the surface
area |
|
|
|
|
| Internal wall area |
4.909 |
|
|
|
| All 5 walls |
24.544 |
|
|
|
|
| |
|
|
|
|
| Sphere area = 4*PI*R^2 |
|
|
|
|
| Cockpit surface area |
19.635 |
|
| Cockpit surface for both
capsules |
37.306 |
|
| |
|
|
|
|
| Wing plate area |
0.469 |
|
|
|
| For both sides of the wing |
0.9375 |
|
| For two wings |
1.875 |
|
| |
|
|
|
|
| Side fuel tank surface area |
12.56637 |
|
|
|
| Both fuel tanks |
25.13274 |
|
|
| |
|
|
|
|
| Central fuel tank surface area |
78.53982 |
|
|
|
|
|
| |
|
|
|
|
|
| Total surface |
167.398 |
m2 |
|
|
| Aluminum density |
2.7 |
t/m3 |
|
|
| Total body weight |
903.9474 |
kg |
|
|
| Engines weight |
|
| Thrust-to-weight
ratio of selected rocket engines |
|
|
| RD-180 |
73.4 |
|
|
| Therefore, our engine will be at least |
30 |
|
| With acceleration of |
4 |
G |
|
| For a rocket, weighting approx. |
6000 |
kg |
|
| Mass of 3 engines will be |
800 |
kg |
|
|
|
| Strong plate |
|
| Thickness |
30 |
mm |
|
|
| Alloy density |
2.7 |
t/m3 |
|
| Plate weight |
397.6078 |
kg |
|
| |
|
|
|
|
|
| Various unlisted equipment, approx. |
500 |
kg |
|
| Total dry weight of rocket |
2601.555 |
kg |
|
|
|
|
|
|