Europropulsion / AVIO' solid fuel motors for VEGA rockets
Designation |
Zefiro-9 | Zefiro-23 | Zefiro-40 | Zefiro-40C | P-80 | P-100 | P-120 | P-120C | |
Manufacturer |
AVIO |
Europropulsion |
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Use for |
VEGA | VEGA | VEGA-E | VEGA-C; VEGA-E | VEGA | VEGA-E | VEGA-C | VEGA-C; VEGA-E | |
Overall length (m) |
3.70 | 6.80 | 9.50 | 8.07 | 9.60 | 11.70 | 13.20 | 14.00 | |
Diameter (m) |
1.91 | 1.91 | 1.91 | 2.36 | 3.00 | 3.00 | 3.00 | 3.40 | |
Mass (t) |
12.00 | 26.56 | 40.477 | 95.02 | ~120 | 155.027 | |||
Propellant |
HTPB-1912 | HTPB-1912 | HTPB | HTPB | HTPB-1912 | HTPB | HTPB | HTPB-2013 | |
Mass of propellant (t) |
10.567 | 23.814 | ~36 | 36.239 | 87.71 | ~100 | ~125 | 141.634 | |
S.L. Thrust (kN) |
max |
- | - | - | - | 2,799.5 | ? | ? | 4,057.9 |
average |
- | - | - | - | 2,034.9 | ? | ? | 2,719.2 | |
Vac Thrust (kN) |
max |
317.0 | 1,120.0 | ? | 1,304.0 | 3,015.0 | ? | ~4,000 | 4,346.0 |
average |
256.4 | 871.0 | ? | 1,122.7 | 2,191.4 | ? | ~2800 | 2,912.7 | |
S.L. Isp (Ns*kg.) |
- | - | - | - | 2550 | 2550 | |||
Vac Isp (Ns*kg) |
2902 | 2819 | ? | 2878 | 2746 | 2731 | |||
Burn time (sec) |
119.6 | 77.1 | ? | 92.9 | 109.8 | 132.8 | |||
Average Combustion (tons/sec) |
0.0884 | 0.3089 | ? | 0.3897 | 0.7981 | 1.0665 | |||
Vac Total Impulse (MN*sec) |
30.67 | 67.15 | ? | 104.30 | 240.47 | ? | ? | 386.81 |
Dimensions |
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