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Delta Shock Wave in a Perfect Fluid Model With Zero Pressure

Zeitschrift Fur Naturforschung - Section A Journal of Physical Sciences, 2019
Abstract The Riemann problem for a perfect fluid model with zero pressure is considered, where the external force is a given continuous function of time. All of exact solutions are given. In particular, a vacuum occurs in the solutions, although initial data stay far away from the vacuum.
Liuyang Shao, Yicheng Pang
exaly   +2 more sources

The multiplication of distributions in the study of delta shock wave for a hyperbolic system of Temple class

International Journal of Mathematics, 2021
The Riemann problem for a hyperbolic system of conservation laws belonging to Temple class is considered within frame of [Formula: see text]-solutions based on the concept of solutions defined in the setting of a distributional product. We obtain all the possible discontinuous solutions within a convenient space of distributions that contains Dirac ...
Chun Shen, Meina Sun
openaire   +2 more sources

Weak Asymptotics Method Approach to the Problem of $$\delta$$-Shock Wave Interactions

Mathematical Notes, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Nonequilibrium flow over delta wings with detached shock waves

AIAA Journal, 1980
An analysis is made of the effect of streamwise density changes, due to chemical reactions, on the flow in the shock layer of a medium- to low-aspect-ratio delta wing at angles of incidence such that the shock wave is detached from the leading edges. It is shown that the flow retains the essentially conical character that is associated with the absence
openaire   +4 more sources

Interactions of delta shock waves for the relativistic Chaplygin Euler equations with split delta functions

Mathematical Methods in the Applied Sciences, 2014
Summary: In this article, we are concerned with the interactions of delta shock waves with contact discontinuities for the relativistic Euler equations for Chaplygin gas by using split delta functions method. The solutions are obtained constructively and globally when the initial data consists of three piecewise constant states.
Lihui Guo, Ying Zhang, Gan Yin
openaire   +2 more sources

The multiplication of distributions in the study of delta shock wave for the nonlinear chromatography system

Applied Mathematics Letters, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +3 more sources

Hypersonic Flow with Attached Shock Waves over Delta Wings

Aeronautical Quarterly, 1970
SummaryHypersonic conical flows over delta wings are treated in the thin-shock-layer approximation due to Messiter. The equations are hyperbolic throughout, even in regions where the full equations are elliptic, and have not hitherto been solved for flows with attached shock waves.
openaire   +1 more source

Comment on “Delta Wings of Shapes Amenable to Exact Shock-Wave Theory“

The Journal of the Royal Aeronautical Society, 1963
Finite bodies supporting two-dimensional under surface flows behind “contained” plane shock waves of the type discussed by Professor Nonweiler in a recent paper are currently receiving attention from both theoretical and experimental workers.
A. C. Southgate, J. R. Pedersen
openaire   +1 more source

Interactions of delta shock waves in a pressureless hydrodynamic model

Applicable Analysis, 2022
Yixuan Wang, Meina Sun
openaire   +1 more source

The Pressure on Flat and Anhedral Delta Wings with Attached Shock Waves

Aeronautical Quarterly, 1972
SummaryAn expression is derived which relates the pressure on a wing in a supersonic free stream to the pressure on a thin wing with the same surface shape. The expression is used to find the pressure distribution for caret wings and flat delta wings with attached flow at their leading edges.
openaire   +1 more source

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