Kai Pang

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Articles

The Submerged Nozzle Damping Characteristics in Solid Rocket Motor

Feb 16, 2023 | mdpi.com | Xiaosi Li |Kai Pang |Xinyan Li

4. Results and AnalysisIn this paper, to study the effects of nozzle geometry and operating conditions on nozzle damping, 13 different cases with different nozzle parameters are designed for comparison. Detailed information is listed in Table 5. 4.1. Acoustic Field in ChamberThe three-dimensional model of case C0 is studied by the FEA method in this section. The first four acoustic mode shapes are shown in Figure 6.

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