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 --- 2123/CH4/EX4.13/Exa_4_13.sce | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100755 2123/CH4/EX4.13/Exa_4_13.sce (limited to '2123/CH4/EX4.13') diff --git a/2123/CH4/EX4.13/Exa_4_13.sce b/2123/CH4/EX4.13/Exa_4_13.sce new file mode 100755 index 000000000..42b7ec603 --- /dev/null +++ b/2123/CH4/EX4.13/Exa_4_13.sce @@ -0,0 +1,26 @@ +//Example No. 4.13 +clc; +clear; +close; +format('v',7); + +//Given Data : +P=6;//poles +f=50;//Hz +MoI=9.5;//Kg-m^2 +Tr=550;//N-m +S=5/100;//Slip +Tmax=720;//N-m +T_LH=1020;//N-m +th=12;//sec +Tmin=220;//N-m +Snl=3/100;//No load slip +Ns=120*f/P;//rpm +Nnl=Ns-Ns*Snl;//rpm +Nrated=Ns-Ns*S;//rpm +omega_mo=Nnl*2*%pi/60;//rad/s +omega_mr=Nrated*2*%pi/60;//rad/s +J=[Tr/(omega_mo-omega_mr)]*[th/log((T_LH-Tmin)/(T_LH-Tmax))];//Kg-m^2 +MoI_flywheel=J-MoI;//Kg-m^2 +disp(MoI_flywheel,"Moment of inertia of flywheel in Kg-m^2 : "); +//Answer in the book is wrong. -- cgit