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Diffstat (limited to '3751/CH11/EX11.24/Ex11_24.sce')
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diff --git a/3751/CH11/EX11.24/Ex11_24.sce b/3751/CH11/EX11.24/Ex11_24.sce new file mode 100644 index 000000000..0023dda33 --- /dev/null +++ b/3751/CH11/EX11.24/Ex11_24.sce @@ -0,0 +1,31 @@ +//Fluid Systems - By - Shiv Kumar +//Chapter 11 - Centrifugal Pumps +//Example 11.24 +//To Find the the number of stages and Diameter of each Impeller of the similar multistage Pump. + + clc + clear + +//Given Data:- + //For Single Stage Pump, + N1=2000; //Speed, rpm + D1=300; //Impeller Diameter, mm + Hm1=32; //Manometric Head, m + Q1=3; //Discharge, m^3/s + + //For Multi Stage Pump, + N2=1600; //Speed, rpm + H_mT2=200; //Total Manometric Head, m + Q2=5; //Discharge, m^3/s + + +//Computations:- + Hm2=Hm1*(N2/N1)*sqrt(Q2/Q1); //m + n=round(H_mT2/Hm2); //No. of stages + D2=D1*(N1/N2)*sqrt(Hm2/Hm1); //Diameter of Each Impeller, mm + +//Results:- + printf("Number of the Stages for the Multi stage Pump, n=%.f \n",n) + printf("Diameter of each Impeller for the Multi stage Pump, D2=%.2f mm\n",D2) //The answer vary due to round off error + + |