WebMar 1, 2009 · The gas flow inside a gas duct is governed by some dynamic laws, constituting a “hydrodynamic” system, [5]. The set of PDE’s describing the one-dimensional gas flow dynamic through a gas duct is obtained by applying the conservation of mass, moment and energy to the infinitesimal control volume shown in Fig. 1, [6]. WebHigh-speed electromagnetic valves of gas distribution devices are used in modern missile and space technology as jet micro-motors of the executive elements of missile stabilization systems, as well as to control the movement of spacecrafts in space. The problem of creating such valves which are simple and reliable in the operation is relevant.
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