Abstract
A dynamic adaptation method is applied to gas dynamics problems with nonlinear heat conduction. The adaptation function is determined by the condition that the energy equation is quasi-stationary and the grid point distribution is quasi-uniform. The dynamic adaptation method with the adaptation function thus determined and a front-tracking technique are used to solve the model problem of a piston moving in a heat-conducting gas. It is shown that the results significantly depend on the thermal conductivity chosen. The numerical results obtained on a 40-node grid are compared with self-similar solutions to this problem.
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Original Russian Text © P.V. Breslavskii, V.I. Mazhukin, 2008, published in Zhurnal Vychislitel’noi Matematiki i Matematicheskoi Fiziki, 2008, Vol. 48, No. 11, pp. 2067–2080.
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Breslavskii, P.V., Mazhukin, V.I. Dynamic adaptation method in gasdynamic simulations with nonlinear heat conduction. Comput. Math. and Math. Phys. 48, 2102–2115 (2008). https://doi.org/10.1134/S0965542508110158
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DOI: https://doi.org/10.1134/S0965542508110158