Non-Newtonian film flow along an inclined plate is studied experimentally for aqueous PAA solutions. Both the fluid elasticity and shear thinning affect the stability criteria and wave characteristics. The elasticity-driven instability is observed at very low inclination angles and flow rate.
Non-Newtonian film flow along an inclined plate is studied experimentally for aqueous PAA solutions. Both the fluid elasticity and shear thinning affect the stability criteria and wave characteristics. The elasticity-driven instability is observed at very low inclination angles and flow rate. (en)