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Influence of preload discreteness on air-operated separation process of low-shock separation device

本站小编 哈尔滨工业大学/2019-10-23

Influence of preload discreteness on air-operated separation process of low-shock separation device

ZHANG Xue-yuan, TANG Wen-yan

Automatic Measurement and Control,Harbin Institute of Technology,Harbin 150001,China



Abstract:

To investigate the influence of design parameters on the performance of separation device,the structure and air-operated test of a low-shock separation device are introduced and analyzed in this paper.According to the law of energy conservation and aerodynamics,a mathematical model is built.Because the preload used to ensure the connection reliability has the discreteness,which will influence the separation process,the influence of preload discreteness on the air-operated separation process is simulated and tested.Simulation results are consistent with the experimental results.It is shown that the change of preload has an obvious influence on the separation process.The study is useful for the design and optimization of separation device.

Key words:  low-shock separation device  air-operated test  mathematical model  preload  simulation

DOI:10.11916/j.issn.1005-9113.2009.05.020

Clc Number:V421.7

Fund:


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