RK
Ansys Employee

Hello, 


In one of the research papers, second order scheme was used with reasonable accuracy. For information, you can refer to the Ansys Fluent theory guide: 


https://ansyshelp.ansys.com/account/secured?returnurl=/Views/Secured/corp/v201/en/flu_th/flu_th_sec_solver_pb_mom_eq.html?q=presto