diff options
Diffstat (limited to '2021/CH19')
24 files changed, 200 insertions, 0 deletions
diff --git a/2021/CH19/EX19.1/EX19_1.pdf b/2021/CH19/EX19.1/EX19_1.pdf Binary files differnew file mode 100755 index 000000000..5f4b04f42 --- /dev/null +++ b/2021/CH19/EX19.1/EX19_1.pdf diff --git a/2021/CH19/EX19.1/EX19_1.sce b/2021/CH19/EX19.1/EX19_1.sce new file mode 100755 index 000000000..1e5282a61 --- /dev/null +++ b/2021/CH19/EX19.1/EX19_1.sce @@ -0,0 +1,17 @@ +//Finding of workdone
+//Given
+D1=.6;
+D=0.3;
+a=20;
+b=30;
+N=1000;
+g=9.81;
+Vw=0;
+rho=1000;
+//To Find
+u=(%pi*D*N)/60;
+u1=(%pi*D1*N)/60;
+Vf=u*tan(%pi/9);
+Vw1=(u1*tan(%pi/6)-Vf)/tan(%pi/6);
+W=(Vw1*u1)/g;
+disp("Work Done ="+string(W)+" N-m/N");
diff --git a/2021/CH19/EX19.10/EX19_10.pdf b/2021/CH19/EX19.10/EX19_10.pdf Binary files differnew file mode 100755 index 000000000..50c1653a8 --- /dev/null +++ b/2021/CH19/EX19.10/EX19_10.pdf diff --git a/2021/CH19/EX19.10/EX19_10.sce b/2021/CH19/EX19.10/EX19_10.sce new file mode 100755 index 000000000..9f35c5264 --- /dev/null +++ b/2021/CH19/EX19.10/EX19_10.sce @@ -0,0 +1,23 @@ +//Finding of Head , Shaft Power
+//Given
+n=3;
+D1=0.4;
+B1=0.025;
+a=30;
+A=0.15;
+A1=0.0267;
+Emano=0.85;
+E=0.75;
+Q=0.06;
+N=1200;
+g=9.81;
+rho=1000;
+//To Find
+V=Q/A1;disp(V);
+u=(%pi*D1*N)/60;
+Vw1=(u*tan(%pi/6)-V)/tan(%pi/6);
+Hm=(Emano*u*Vw1)/g;
+Hm1=3*Hm;
+SP=(rho*g*Q*Hm1)/(1000*E);
+disp("Head ="+string(Hm1)+" meter");
+disp("Shaft Power ="+string(SP)+" Kilo watts");
diff --git a/2021/CH19/EX19.11/EX19_11.pdf b/2021/CH19/EX19.11/EX19_11.pdf Binary files differnew file mode 100755 index 000000000..9b865735c --- /dev/null +++ b/2021/CH19/EX19.11/EX19_11.pdf diff --git a/2021/CH19/EX19.11/EX19_11.sce b/2021/CH19/EX19.11/EX19_11.sce new file mode 100755 index 000000000..4f4f3ea39 --- /dev/null +++ b/2021/CH19/EX19.11/EX19_11.sce @@ -0,0 +1,11 @@ +//Finding of Number of pumps
+//Given
+H=156;
+N=1000;
+Ns=20;
+Q=0.15;
+//To Find
+Hm=(N*sqrt(Q))/Ns;
+Hm1=(Hm)^(4/3);
+pumps=(H/Hm1);
+disp("Number of Pumps ="+string(pumps)+" Nos");
diff --git a/2021/CH19/EX19.12/EX19_12.pdf b/2021/CH19/EX19.12/EX19_12.pdf Binary files differnew file mode 100755 index 000000000..41c4241be --- /dev/null +++ b/2021/CH19/EX19.12/EX19_12.pdf diff --git a/2021/CH19/EX19.12/EX19_12.sce b/2021/CH19/EX19.12/EX19_12.sce new file mode 100755 index 000000000..9828feb2b --- /dev/null +++ b/2021/CH19/EX19.12/EX19_12.sce @@ -0,0 +1,16 @@ +//Finding of Head Discharge , Ratio of Power
+//Given
+Q1=0.035;
+H1=25;
+D1=0.5;
+N1=1200;
+D2=0.3;
+N2=2000;
+//To Find
+H=(D2*N2*sqrt(H1))/(D1*N1);
+H2=H^2;
+Q=(Q1*D2^3*N2)/(D1^3*N1);
+Pr=(D1/D2)^5*(N1/N2)^3;
+disp("Head ="+string(H2)+" meter");
+disp("Discharge ="+string(Q)+" m^3/sec");
+disp("Power Ratio ="+string(Pr)+" No Units");
diff --git a/2021/CH19/EX19.2/EX19_2.pdf b/2021/CH19/EX19.2/EX19_2.pdf Binary files differnew file mode 100755 index 000000000..9d37bd7c5 --- /dev/null +++ b/2021/CH19/EX19.2/EX19_2.pdf diff --git a/2021/CH19/EX19.2/EX19_2.sce b/2021/CH19/EX19.2/EX19_2.sce new file mode 100755 index 000000000..0b746ef96 --- /dev/null +++ b/2021/CH19/EX19.2/EX19_2.sce @@ -0,0 +1,25 @@ +//Finding of vane angle , Work done , Efficiency
+//Given
+D1=0.6;
+D=0.3;
+a=30;
+b=0.05;
+N=1200;
+g=9.81;
+Hm=75;
+Vf=3;
+rho=1000;
+B1=1;
+//To Find
+u=(%pi*D*N)/60;
+u1=(%pi*D1*N)/60;
+Q=%pi*D1*B1*Vf;
+a=atand(Vf/u);disp(u1);
+Vw1=((u1*tan(%pi/6))-Vf)/tan(%pi/6);
+W=(rho*g*Q*u1*Vw1)/g;
+W1=W/1000;
+E=((g*Hm)/(u1*Vw1))*100;
+disp("Vane Angle ="+string(a)+" degrees");
+disp("Work Done ="+string(W1)+" KW/sec");
+disp("Manometric Efficiency ="+string(E)+" Percentage");
+
diff --git a/2021/CH19/EX19.3/EX19_3.pdf b/2021/CH19/EX19.3/EX19_3.pdf Binary files differnew file mode 100755 index 000000000..c8b7a7df0 --- /dev/null +++ b/2021/CH19/EX19.3/EX19_3.pdf diff --git a/2021/CH19/EX19.3/EX19_3.sce b/2021/CH19/EX19.3/EX19_3.sce new file mode 100755 index 000000000..436959f16 --- /dev/null +++ b/2021/CH19/EX19.3/EX19_3.sce @@ -0,0 +1,15 @@ +//Finding of Workdone
+//Given
+D1=0.3;
+D=0.15;
+a=30;
+b=25;
+N=1450;
+g=9.81;
+//To Find
+u=(%pi*D1*N)/60;
+u1=(%pi*D*N)/60;
+Vf=u*tan(%pi/6);
+Vw1=(-u1*tan(%pi/7)+Vf)/tan(%pi/7);
+W=(Vw1*u1)/g;
+disp("Work Done ="+string(W)+" Nm/N");
diff --git a/2021/CH19/EX19.4/EX19_4.pdf b/2021/CH19/EX19.4/EX19_4.pdf Binary files differnew file mode 100755 index 000000000..f45715508 --- /dev/null +++ b/2021/CH19/EX19.4/EX19_4.pdf diff --git a/2021/CH19/EX19.4/EX19_4.sce b/2021/CH19/EX19.4/EX19_4.sce new file mode 100755 index 000000000..e31458cf1 --- /dev/null +++ b/2021/CH19/EX19.4/EX19_4.sce @@ -0,0 +1,18 @@ +//Finding of Vane Angle
+//Given
+N=1450;
+Hm=23;
+D1=0.25;
+B1=0.05;
+Emano=0.75;
+g=9.81;
+Q=1.25;
+//To Find
+u=(%pi*D1*N)/60;
+Vw1=(Emano*u)/(g*Hm);
+z=u-Vw1;
+Vf1=z*tan(%pi/6);
+Vf1=Q/(%pi*D1*B1);
+a=Vf1/(u-Vw1);
+b=atand(a);
+disp("Vane Angle ="+string(b)+" degrees");
diff --git a/2021/CH19/EX19.5/EX19_5.pdf b/2021/CH19/EX19.5/EX19_5.pdf Binary files differnew file mode 100755 index 000000000..8fa2c97b5 --- /dev/null +++ b/2021/CH19/EX19.5/EX19_5.pdf diff --git a/2021/CH19/EX19.5/EX19_5.sce b/2021/CH19/EX19.5/EX19_5.sce new file mode 100755 index 000000000..b94541e72 --- /dev/null +++ b/2021/CH19/EX19.5/EX19_5.sce @@ -0,0 +1,16 @@ +//Finding of Discharge
+//Given
+N=1000;
+Hm=15;
+D1=0.3;
+B1=0.05;
+a=30;
+Emano=0.92;
+g=9.81;
+//To Find
+u=(%pi*D1*N)/60;
+Vw1=(Emano*u)/(g*Hm);
+z=u-Vw1;
+Vf1=z*tan(%pi/6);
+Q=%pi*D1*B1*Vf1;
+disp("Discharge ="+string(Q)+" m^3/sec");
diff --git a/2021/CH19/EX19.6/EX19_6.pdf b/2021/CH19/EX19.6/EX19_6.pdf Binary files differnew file mode 100755 index 000000000..5ac87498b --- /dev/null +++ b/2021/CH19/EX19.6/EX19_6.pdf diff --git a/2021/CH19/EX19.6/EX19_6.sce b/2021/CH19/EX19.6/EX19_6.sce new file mode 100755 index 000000000..c67791124 --- /dev/null +++ b/2021/CH19/EX19.6/EX19_6.sce @@ -0,0 +1,18 @@ +//Finding of Power Required
+//Given
+Q=0.03;
+H=18.25;
+L=90;
+dp=0.1;
+E=0.75;
+f=0.04;
+g=9.81;
+rho=1000;
+//Given
+V=Q/((%pi/4)*dp^2);
+loss=(f*L*V^2)/(2*g*dp);
+a=V^2/(2*g);
+Hm=H+loss+a;
+SP=(rho*g*Q*Hm)/(E*1000);
+disp("Power required ="+string(SP)+" Kilowatts");
+
diff --git a/2021/CH19/EX19.7/EX19_7.pdf b/2021/CH19/EX19.7/EX19_7.pdf Binary files differnew file mode 100755 index 000000000..dcd8a972f --- /dev/null +++ b/2021/CH19/EX19.7/EX19_7.pdf diff --git a/2021/CH19/EX19.7/EX19_7.sce b/2021/CH19/EX19.7/EX19_7.sce new file mode 100755 index 000000000..ae5926a8a --- /dev/null +++ b/2021/CH19/EX19.7/EX19_7.sce @@ -0,0 +1,12 @@ +//Finding of Minimum Speed
+//Given
+Hm=7.5;
+D1=1;
+D=0.5;
+g=9.81;
+//To Find
+u=(4/3)*(Hm*2*g);
+u1=sqrt(u);
+N=(60*u1)/(4*%pi);
+disp(" u="+string(u1)+" m/sec");
+disp("Minimum Speed ="+string(N)+" rpm");
diff --git a/2021/CH19/EX19.8/EX19_8.pdf b/2021/CH19/EX19.8/EX19_8.pdf Binary files differnew file mode 100755 index 000000000..ffdde0368 --- /dev/null +++ b/2021/CH19/EX19.8/EX19_8.pdf diff --git a/2021/CH19/EX19.8/EX19_8.sce b/2021/CH19/EX19.8/EX19_8.sce new file mode 100755 index 000000000..aa053aea6 --- /dev/null +++ b/2021/CH19/EX19.8/EX19_8.sce @@ -0,0 +1,12 @@ +//Finding of Mininmum Speed
+//Given
+D=0.3;
+D1=0.6;
+Vf1=2.5;
+a=45;
+Emano=0.75;
+//To Find
+u=(%pi*D)/60;
+N=(-2.5)*(120*Emano**D1)/(%pi*(D1^2-D^2));
+N1=-N+(1/u);
+disp("Speed ="+string(N1)+" rpm");
diff --git a/2021/CH19/EX19.9/EX19_9.pdf b/2021/CH19/EX19.9/EX19_9.pdf Binary files differnew file mode 100755 index 000000000..912fea755 --- /dev/null +++ b/2021/CH19/EX19.9/EX19_9.pdf diff --git a/2021/CH19/EX19.9/EX19_9.sce b/2021/CH19/EX19.9/EX19_9.sce new file mode 100755 index 000000000..8ba1719c3 --- /dev/null +++ b/2021/CH19/EX19.9/EX19_9.sce @@ -0,0 +1,17 @@ +//Finding of Manometric head
+//Given
+D1=0.4;
+B1=0.025;
+Q=0.06;
+N=1000;
+a=30;
+g=9.81;
+Emano=0.8;
+//To Find
+u=(%pi*D1*N)/60;
+Vf=Q/(%pi*D1*B1);
+Vw1=(-Vf*tan(%pi/6)+u);
+H=(Vw1*u)/g;
+Hm=(Emano*u*Vw1)/g;
+Hm1=2*Hm;
+disp("Head Developed ="+string(Hm1)+" meter");
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