diff options
Diffstat (limited to '3814/CH8/EX8.6/Ex8_6.sce')
| -rw-r--r-- | 3814/CH8/EX8.6/Ex8_6.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/3814/CH8/EX8.6/Ex8_6.sce b/3814/CH8/EX8.6/Ex8_6.sce new file mode 100644 index 000000000..3e265430b --- /dev/null +++ b/3814/CH8/EX8.6/Ex8_6.sce @@ -0,0 +1,16 @@ +// Determine the velocity of flow theoretical head and power required to drive the pump
+clc
+Q=150e-3
+d1=300e-3
+d2=150e-3
+n=500
+g=9.8
+Vf=(Q)/((%pi/4)*(d1^2-d2^2))
+mprintf('\n Velocity of flow Vf=Q/A %f m/s',Vf)
+D=(d1+d2)/2
+mprintf('\n Peripherial velocity is calculated on the mean diameter D =%f m',D)
+u=((2*%pi*n)/60)*(D/2)
+H1=(u^2/g)-((u*Vf)/g)*(cotd(75)+cotd(70))
+mprintf('\n Theoretical Head H = %f m',H1)
+P=g*Q*H1
+mprintf('\n Required power P = %f kw',P)
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