2 papers
physics.comp-ph2017
An Improved Roe Scheme for All Mach-Number Flows Simultaneously Curing Known Problems
Xue-song Li, Xiao-dong Ren, Chun-wei Gu
Roe scheme is known for its good performance in moderate-Mach-number flows. However, this scheme and its extended versions suffers from many disastrous problems, such as non-physic…
physics.flu-dyn2016
Cures for the Expansion Shock and the Shock Instability of the Roe Scheme
Xue-song Li, Xiao-dong Ren, Chun-wei Gu
A common defect of the Roe scheme is the production of non-physical expansion shock and shock instability. An improved method with several advantages was presented to suppress the…