INVESTIGATION OF HIGH-ORDER TEMPORAL SCHEMES FOR THE DISCONTINUOUS GALERKIN SOLUTION OF THE NAVIER-STOKES EQUATIONS

被引：0
|
作者：
Bassi, F. [1 ]
Colombo, A. [1 ]
De Bartolo, C. [2 ]
Franchina, N. [1 ]
Ghidoni, A. [3 ]
Nigro, A. [2 ]
机构：
[1] Univ Bergamo, Dept Ind Engn, I-24044 Dalmine, BG, Italy
[2] Univ Calabria, Dept Mech Energet & Management, I-87036 Arcavacata Di Rende, CS, Italy
[3] Univ Brescia, Dept Mech & Ind Engn, Via Branze 38, I-25123 Brescia, Italy
来源：
11TH WORLD CONGRESS ON COMPUTATIONAL MECHANICS; 5TH EUROPEAN CONFERENCE ON COMPUTATIONAL MECHANICS; 6TH EUROPEAN CONFERENCE ON COMPUTATIONAL FLUID DYNAMICS, VOLS V - VI | 2014年
关键词：
Discontinuous Galerkin methods; high-order temporal schemes; Runge-Kutta methods; multistep methods;
D O I：
暂无
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
In this work different high-order temporal schemes, used to advance in time the DG space discretized equations, are investigated: the Explicit Singly Diagonally Implicit Runge Kutta (ESDIRK), the Modified Extended BDF (MEBDF), the Two Implicit Advanced Step-point (TIAS) and a Rosenbrock method. The proposed schemes are evaluated in terms of accuracy and efficiency for two unsteady test-cases: (i) the convection of an inviscid isentropic vortex and (ii) the laminar flow around a cylinder.
引用
收藏
页码：5651 / 5662
页数：12
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