1. Department of Mathematics, Hebei University, Baoding 071002, P. R. China;2. Department of Mechanics, Tianjin University, Tianjin 300072, P. R. China
Abstract:
In this paper, the stability problem of Bingham fluids flowing down an inclinedplane is studied with respect to two dimensional disturbances. The crilical Reynolodsnumber is given in ihe case of long waves, and the effect of yield stress on stability isanalysed.