7/25/2019 Ejemplo Calculo Flechas Mixtas
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7/25/2019 Ejemplo Calculo Flechas Mixtas
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!"!#
close allclear allclcformat compact
% unidades kp y cm
I_R = 94835.6;B_scR = 2014.36;I_s = 29210;I_cR = 5194.8;h_sc = 30;s_q = 20;K_q = 1e5;E_s = 2100000;
disp(['s_q/K_q = 'num2str(s_q/K_q) ' cm2/kp'])a_cR=I_R/B_scR;J_q=(a_cR^2)*K_q/s_q;z_q=sqrt((I_s+I_cR)*s_q*E_s/(a_cR*h_sc*K_q));
L=1200;n=100;z =linspace(0,L,n);
M=zeros(size(z));dzeta_N=zeros(size(z));delta_v=zeros(size(z));foriloop = 1:length(z)
ifz(iloop) < L/2M(iloop)=5000*z(iloop);
elseM(iloop)=5000*z(iloop)-10000*(z(iloop)-0.5*L);
end
ifz(iloop) < L/2dzeta_N(iloop)=1-(z_q/z(iloop))*((sinh(z(iloop)/z_q))/(cosh(L/(2*z_q))));
elsedzeta_N(iloop)=1-(z_q/(L-z(iloop)))*((sinh((L-z(iloop))/z_q))/(cosh(L/(2*z_q))));
enddelta_v(iloop)=dzeta_N(iloop)*M(iloop)/J_q;
end
plot(z,delta_v)xlabel('z (cm)')
ylabel('delta v (cm)')
0 200 400 600 800 1000 12000
0.05
0.1
0.15
0.2
0.25
z (cm)
deltav(cm)
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