There are two questions in the characteristics test of diffuser with the swinging nozzle.Firstly,swinging nozzle is too difficult to achieve. Secondly,although the efficiency of ejector is high in the test which the ejector media is the steam or gas with high temperature and pressure,costly human and material resources are too hard to be adopted in the early development of the solid-rocket motor. To solve problems mentioned above, this paper presented a simplified test method that swinging diffuser is equiv...
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