Physical analysis of the magnetoplasmadynamic thrusters, especially ones with self induced magnetic field, demonstrates the interaction of applied electric and induced magnetic field to affect the flow field and accelerate it to reach the higher specific impulses. Such interactio...
Open access
Research Article10.9734/BJAST/2015/17531
The geometry of a divergent nozzle of the gas dynamic laser is optimized to achieve the maximum possible gain in an optical cavity. The problem is numerically studied using two-dimensional computation of the governing equations beside the conjugate gradient method for the shape o...
Open access
Research Article10.9734/BJAST/2015/17530
The electromagnetics is a source of plasma generation and acceleration in magnetoplasmadynamic thrusters. The Lorentz force and the Joule heating are the momentum and energy sources which act on the flow field there. In the present study, their effects are analyzed theoretically...
Open access
Research Article10.9734/BJAST/2015/17533
In the present paper, the Iranian spacecraft is considered, and is studied from an aero thermo dynamic viewpoint to design the proper thermal protection system, for its first mission: the sub-orbital flight. The design procedure is based on the decoupling of the aerodynamic heati...
Open access
Research Article10.9734/BJAST/2015/17528