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//Minimum diameter//
pathname=get_absolute_file_path('8.08.sce')
filename=pathname+filesep()+'8.08-data.sci'
exec(filename)
//Value of dPmax(in psi):
dPmax=p1-p2
//Q in cubic feet/sec:
Q1=1500/60/7.48;
//Initially assume diameter to be 4inches:
D=4;
//Reynolds number:
Re=4*Q1/%pi/v/D*12
//For this value,
f=0.012;
dP=8*f*L*p*Q1^2/(%pi)^2/D^5*1728;
while(dP>dPmax)
dP=8*f*L*p*Q1^2/(%pi)^2/D^5*1728;
if(dP<dPmax)
break
else
D=D+1;
end
end
printf("\n\nRESULTS\n\n")
printf("Minimum diameter that can be used:%.1f inches\n\n",D)
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