COUPLING CONDITIONS FOR THE TRANSITION FROM SUPERSONIC TO SUBSONIC FLUID STATES

被引:8
|
作者
Gugat, Martin [1 ]
Herty, Michael [2 ]
Mueller, Siegfried [2 ]
机构
[1] Friedrich Alexander Univ Erlangen Nurnberg FAU, Lehrstuhl Angew Math 2, Cauerstr 11, D-91058 Erlangen, Germany
[2] Rhein Westfal TH Aachen, Inst Geometr & Prakt Math, Templergraben 55, D-52064 Aachen, Germany
关键词
p-system; coupling; conditions networks; TRAFFIC FLOW; P-SYSTEM; NETWORKS; JUNCTION;
D O I
10.3934/nhm.2017016
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We discuss coupling conditions for the p-system in case of a transition from supersonic states to subsonic states. A single junction with adjacent pipes is considered where on each pipe the gas flow is governed by a general p-system. By extending the notion of demand and supply known from traffic flow analysis we obtain a constructive existence result of solutions compatible with the introduced conditions.
引用
收藏
页码:371 / 380
页数:10
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