Von-Karman Integral Momentum Equation Idea: Integrate BL flow in y, to "wash out"details in u(y) profile Converts PDEs in a, y into ODE in a u(r,y) Combine Continuity, a-momentum equations a pu p Crlx) due aT dy a pu az ay Integrate (*)dy term by term "(-+b(m-)=-(m-m)a-物甸 dx(peu2 0)+ peled Dimensional form de+(H+2-Me-je=g Dimensionless form Definition momentum thickness uL displacement thickness H shape parameter skin friction coefficient