Table 7-2. 



Froude criteria scaling relationships. 





Undistorted-scale model 



Distorted-scale model 



Geometric similarity 



Length 



Lr 





(horizontal) 





(Lh)r 



(vertical) 





(Lv)r 



Area 



L? 





(horizontal) 





(Lh)r 



(vertical) 





(Lh)r(Lv)r 



Volume 



Lr^ 



(Lh)r'(Lv)r 



Kinematic similarity 



Time 



U" 



(Lh)r/(Lv)J'' 



Velocity 



l^l" 



iU)l" 



Acceleration 



1 



1 



Discharge 



Lp'' 



(Lh)r(Lv)f 



Kinematic viscosity 



lP 



(Lv)f 



Dynamic similarity 



Mass 



Lr^ 



(Lh)r'(Lv), 



Force 



Lr^ 





(horizontal) 





(Lh)r' 



(vertical) 





(Lh)?(Lv)r 



Dynamic viscosity 



1^1' 



(Lv)f 



Surface tension 



L? 



(Lh)? 



Pressure intensity 



Lr 



(Lv)r 



Impulse and momentum 



Lr 



(Lh)r\Lv)f 



Energy and work 



Lt 



(Lh)^(Lv),' 



Powder 



lP 



(Lh)r(Lv)r'" 



456 



