From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- .../P10_angular_displacement_of_flywheel.sce | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 698/CH7/EX7.10/P10_angular_displacement_of_flywheel.sce (limited to '698/CH7/EX7.10/P10_angular_displacement_of_flywheel.sce') diff --git a/698/CH7/EX7.10/P10_angular_displacement_of_flywheel.sce b/698/CH7/EX7.10/P10_angular_displacement_of_flywheel.sce new file mode 100644 index 000000000..6782edb49 --- /dev/null +++ b/698/CH7/EX7.10/P10_angular_displacement_of_flywheel.sce @@ -0,0 +1,39 @@ +clc +//Example 7.10 +//Angular displacement of flywheel + +//------------------------------------------------------------------------------ + +//Given data +//Moment of Inertia +J=0.125 //kg-m^2 +//Torsional stiffness +Kt=1.176 // N-m/rad +//Torque +To=0.6 //N-m +//frequency +w=4 //rad/s +//Damping couple +Ct=0.4 //N-m + +res10=mopen(TMPDIR+'10_angular_displacement_of_flywheel.txt','wt') +mfprintf(res10,'(a) Torsional amplitude of vibration is given by:\n') +mfprintf(res10,'\ttheta=To/sqrt((Kt-Jw2)^2+(Ct*w^2)^2)\n\n') + +//Torsional amplitude: +theta=To/sqrt((Kt-(J* w^2))^2 + (Ct* w)^2 ) +mfprintf(res10,'\ttheta=%0.4f rad\n\n',theta) + +//Maximum Damping couple +Cmax=Ct*w*theta +mfprintf(res10,'(b) Maximum damping couple= Ct*w*theta = %0.4f N-m\n\n',Cmax) + +mfprintf(res10,'(c)Phase angle phi =\n\ttan(phi)=(Ct*w)/(Kt-J*w^2)\n') +//Phase angle +phi=atand((Ct*w)/(Kt- J* w^2)) +mfprintf(res10,'phi=%0.3f degrees',180+phi) //Adding 180 to make it positive angle + +mclose(res10) +editor(TMPDIR+'10_angular_displacement_of_flywheel.txt') +//------------------------------------------------------------------------------ +//-----------------------------End of program----------------------------------- \ No newline at end of file -- cgit