Research Article
Dynamics Analysis of Separation Mechanism for Rotating Projectiles at the End of Trajectory
Table 4
Main parameters of interior ballistics.
| Parameter | Value | Parameter | Value |
| Launch tube diameter (d (m)) | 0.022 | Covolume α (m3/kg) | 0.001 | Projectile mass (m (kg)) | 0.05 | Propellant charge (ω (kg)) | 2 × 10−4 | Chamber volume (V0 (m3)) | 1.6 × 10−6 | Burning rate index (n) | 1 | Launch tube length (lg (m)) | 0.008 | Types of propellant | C6H(NO2)3O2Pb · H2O + BPN | Projectile starting pressure (P0 (MPa)) | 2.54 | Propellant density ρ (kg/m3) | 1,100 | Thermal coefficient of propellant (θ) | 0.5 | Cutting force per copper pin (Fc (N)) | 339.12 | Copper pin diameter (rc (mm)) | 1.2 | Cutting strength of copper pins (Pc (MPa)) | 300 |
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