Инновационная методика расчета и проектирования камеры сгорания…
Инженерный журнал: наука и инновации
# 12·2016 11
Innovative methodology for calculation and design
of liquid-propellant rocket engine combustion chamber
© O.V. Korotkaya
Bauman Moscow State Technical University, Moscow, 105005, Russia
The methodology for mathematical modeling which makes it possible to perform calcula-
tions and design of liquid-propellant rocket engine combustion chambers, minimizing the
number of bench tests, has been proposed in this article. Nowadays the numerous fire
tests are the basic methods to test the strength of the combustion chambers. By combining
a number of software packages (ANSYS, pSeven) the developed methodology enables us
not only to perform a checking calculation but to design an optimal structure as well. We
describe a step-by-step sequence of actions. Moreover, we give some recommendations
for a calculation of a LPRE combustion chamber on several operating modes in terms of
low-cycle fatigue. The proposed methodology has been approved while designing the
11D58MF cruise engine.
Keywords:
mathematical modeling, finite-element method, substructure, cyclic symmetry,
anisotropy coefficients, optimization, mode of deformation, nozzle, combustion chamber,
liquid-propellant rocket engine, cooling channels.
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