Varaiable	Formulas
Reflux R = 	=IF(O13="",O12*R21,O13)
D = 		=((F16-O25)*F15)/(O8-O25)
W =		=F15-O7
L = 		=O14*O7
L' = 		=R13+(F18*F15)
V' = 		=R14-O24
V = 		=R11+((1-F18)*F15)
Boilup R = 	=R11/O24


P1sat = 	=(EXP($F$21-($F$22/((D49+273.15)+$F$23))+$F$24*(LN(D49+273.15))+$F$25*((D49+273.15)^$F$26))/100)
P2sat = 	=(EXP($G$21-($G$22/((D50+273.15)+$G$23))+$G$24*(LN(D50+273.15))+$G$25*((D50+273.15)^$G$26))/100)
y1f = 		=((1/$O$16)-(1/D36))/((1/D35)-(1/D36))
x1f = 		=($O$16-D39)/(D38-D39)
y1fsat = 	=IF(F17<D40,0,IF(F17<=D37,((1/$O$16)-(1/D42))/((1/D41)-(1/D42)),F16))
x1fsat = 	=IF(F17<D40,F16,IF(F17<=D37,($O$16-D42)/(D41-D42),0))
Vfractf = 	=(F16-G42)/(G41-G42)
x1l' = 		=(((P43*O25*R11)/O16)+(O25*O24))/R14
Hf = 		=IF(F17<D40,cp(F16,F17,C7:D12)-cp(F16,C5,C7:D12),cp(F16,D40,C7:D12)-cp(F16,C5,C7:D12))+G43*((F16*F4+(1-F16)*G4)+IF(F17<=D37,0,cp(F16,F17,F7:G12)-cp(F16,D37,F7:G12)))
Hfv = 		=cp(F16,D40,C7:D12)-cp(F16,C5,C7:D12)+F16*F4+(1-F16)*G4
Hfl = 		=cp(F16,D40,C7:D12)-cp(F16,C5,C7:D12)
Hfvap = 	=(F16*F4+(1-F16)*G4)
q = 		=IF(F17<D40,1,IF(F17<D37,(D44-D43)/(D44-D45),0))


Qc = 		=-((O7+R13)*(O8*F4+(1-O8)*G4))/(60*60)
Qr = 		=((O7*(cp(O8,R15,C7:D12)-cp(O8,C5,C7:D12))+O24*(cp(O25,R16,C7:D12)-cp(O25,C5,C7:D12))-(F15*D43))/(60*60))-R19
Tave =		=IF(O17="",(R17+R18)/2,O17)
α = 		=(EXP(F21-(F22/((O18+273.15)+F23))+F24*(LN(O18+273.15))+F25*((O18+273.15)^F26)))/(EXP(G21-(G22/((O18+273.15)+G23))+G24*(LN(O18+273.15))+G25*((O18+273.15)^G26)))
Equilibruim Data, Y	=$R$10*C62/(1+C62*($R$10-1))
Rmin = 		=O8/G86-1



Operating Condition, X		=IF(N62>=$O$25,N62-$O$19*(N62-(O63/($R$10-O63*($R$10-1)))),N62)
				=N63			
Operating Condition, Y		=O62
				=IF(N64>=$G$78,($O$14/(1+$O$14))*N64+$O$8/($O$14+1),IF(N64>=$O$25,(($O$15+1)/$O$15)*N64-$O$25/$O$15,O63))
Operating Condition, Total	=IF(AND(N63<=$O$25,SUM($P$62:P62)=0),M63,"")
Operating Condition, Feed	=IF(AND(N63<=$G$78,SUM($Q$62:Q62)=0),M63,"")
Total Reflux Condition, Y	=S62
				=IF(R64>=$O$25,R64,S63)	
Stages Number =			=IFERROR(IF(O14<=R21,"Infinite*",IF(SUM(P62:P262)=0,"100+",G92+H94)),"Error**")
Feed Stage =			=IFERROR(IF(O14<=R21,"Infinite*",IF(SUM(Q62:Q262)=0,"100+",SUM(Q62:Q262))),"Error**")
Stages Numbermin =		=IFERROR(IF(SUM(T62:T262)=0,"100+",G98+H100),"ERROR")




	




