APPENDIX A
MATLAB PROGRAMS
PROG1T
%Calculation of minimum deflection and stiffness
L = input ('Input the total deployed length of the structure ');
H = input ('Input the height of the structure ');
mc = input ('Mass of the plate used ');
mts = input ('Mass of the top strut ');
fxd = input ('Maximum external force applied on the structure in the (-x) direction ');
mu = input ('co-efficient of friction between plate and ground ');
xd = input ('Position of the plate after which the system is self deployable ');
fr =mc 9.81 mu;
N =L/H;
C =N+1;
HY =(2*HA2)^.5;
%Calculation of minimum deflection
dely = (( HY- (( xd ) + ( H A2 )) A.5) cos (( atan ( H /xd)))) / ( cos (( pi / 180) 45)
- ( cos (( atan (H / xd )))));
xd() = xd
%Calculation of minimum stiffness
for i = 1:N
forj = 2:((H-xd)/.01)
xd(j)= xd (j- 1) +.01;