On the Effectiveness of Using the Real Law of Solid Propellant Burning Rate As a Function of Solid Rocket Motor Pressure

被引:0
作者
Lipanov, A. M. [1 ,2 ]
Kolesnikova, L. N. [2 ]
Leshchev, A. Yu [3 ]
机构
[1] Russian Acad Sci, Keldysh Inst Appl Math, Moscow 125047, Russia
[2] Kalashnikov Izhevsk State Tech Univ, Izhevsk 426069, Russia
[3] Russian Acad Sci, Udmurt Fed Res Ctr, Ural Branch, Izhevsk 426067, Russia
关键词
solid propellant; charge; motor; pressure; burning rate; burning rate law;
D O I
10.1134/S0010508220020082
中图分类号
O414.1 [热力学];
学科分类号
摘要
This paper presents a comparative analysis of the maximum possible solid rocket motor pressures obtained using the exponential and real laws of the propellant burning rate as a function of pressure. It is shown that at high exponents in the burning rate law, there is a large (tens of percent) difference between the maximum motor pressure obtained by the above two methods. In the case where the exponent is in the range 0.3-0.4, the exponential burning rate law overestimates the motor pressure by only 2-3%.
引用
收藏
页码:172 / 180
页数:9
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