Is there an appropriate Reynolds number in the case of a Herschel Bulkley fluid in a rectangular duct with an abrupt contraction?

hello everyone. in the case of axisymmetric abrupt contraction ,the most reseachers use the reynolds number defined by metzner and reed for the Herschel Bulkley fluid ,but i don't find any...

01 January 1970 2,444 3 View