From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 746/CH10/EX10.02/10_02.sce | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100755 746/CH10/EX10.02/10_02.sce (limited to '746/CH10/EX10.02/10_02.sce') diff --git a/746/CH10/EX10.02/10_02.sce b/746/CH10/EX10.02/10_02.sce new file mode 100755 index 000000000..214c9e24e --- /dev/null +++ b/746/CH10/EX10.02/10_02.sce @@ -0,0 +1,24 @@ +//volume and power// +pathname=get_absolute_file_path('10.02.sce') +filename=pathname+filesep()+'10.02-data.sci' +exec(filename) +U=0.5*(Dh+Dt)/2*1200*2*%pi/60 +k=tand(alpha1)+cotd(betta1) +Vn1=U/k +V1=Vn1/cosd(alpha1) +Vt1=V1*sind(alpha1) +Vrb1=Vn1/sind(betta1) +//Volume flow rate (in m^3/sec): +Q=%pi/4*Vn1*(Dt^2-Dh^2) +k=(U-Vn1*cotd(betta2))/Vn1 +alpha2= atand(k) +V2=Vn1/cosd(alpha2) +Vt2=V2*sind(alpha2) +//Rotor Torque (in N-m): +Tz=p*Q*(Dh+Dt)/4*(Vt2-Vt1) +//Power required (in W): +Wm=w*2*%pi/60*Tz +printf("\n\nRESULTS\n\n") +printf("\n\nVolume flow rate: %.3f m^3/sec\n\n",Q) +printf("\n\nRotor Torque: %.3f N-m\n\n",Tz) +printf("\n\nPower required: %.3f W\n\n",Wm) -- cgit