AEATECHNOLoGY ENGINEERING SOFTWAR Direction ratios specify the ratios of the number of cells on either side of the child face S1 of cells upstream of child face in 1st direction E1# of cells downstream of child face in 1 st direction S2 #f of cells upstream of child face in 2nd direction E2 of cells downstream of child face in 2nd direction 1st direction ratio=R1= S1/S1+ E1) 2nd direction ratio=R2= S2/ (S2+E2) 5-9 CFX-4 CFX4.3V4.3.1H Introductory Training(Dec 1999CFX-4 Introductory Training (Dec 1999) 5 -9 CFX-4.3 V4.3.1H Direction Ratios specify the ratios of the number of cells on either side of the child face - S1 # of cells upstream of child face in 1st direction - E1 # of cells downstream of child face in 1st direction - S2 # of cells upstream of child face in 2nd direction - E2 # of cells downstream of child face in 2nd direction. 1st direction ratio = R1 = S1/(S1 + E1). 2nd direction ratio = R2 = S2/(S2+E2)