explanation of different type of Solution Method
 

hi, all

I am modelling a turbluent flow in a orifice meter, and I am confused by the soluton method,

For exampl, in term of pressure, there are 5 types of discretization method, namely, standard, linear, second order,PRESTO!,Body force weighted, what is the difference between these disretization methods, and what is the applicable case for these methods

thx, every1