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function k1k2k3 format long clear all clc tspan = [0 30 50 80 140 170 200 230 260 290 320 360 400 460 520 580 600]; x0 = [9;0;0;0;0]; k0 = [1 1 1 1 1 1 1 1 1 1]; lb = [0 0 0 0 0 0 0 0 0 0]; ub = [1 1 1 1 1 1 1 1 1 1]; data=[30 7.939 1.458 7.939 1.458 7.939 50 7.687 1.535 7.687 1.535 7.687 80 7.289 1.602 7.289 1.602 7.289 140 6.658 1.717 6.658 1.717 6.658 170 6.531 1.722 6.531 1.722 6.531 200 6.218 1.671 6.218 1.671 6.218 230 5.979 1.620 5.979 1.620 5.979 260 5.591 1.550 5.591 1.550 5.591 290 5.414 1.488 5.414 1.488 5.414 320 4.968 1.433 4.968 1.433 4.968 360 4.692 1.350 4.692 1.350 4.692 400 4.438 1.319 4.438 1.319 4.438 460 4.144 1.294 4.144 1.294 4.144 520 4.041 1.294 4.041 1.294 4.041 580 4.052 1.287 4.052 1.287 4.052 600 4.052 1.287 4.052 1.287 4.052]; yexp = data(:,2:6); [k,resnorm,residual,exitflag,output,lambda,jacobian] =... lsqnonlin(@ObjFunc,k0,lb,ub,[],tspan,x0,yexp); ci = nlparci(k,residual,jacobian); fprintf('\n\nʹÓú¯Êýlsqnonlin()¹À¼ÆµÃµ½µÄ²ÎÊýֵΪ:\n') fprintf('\tk1 = %.9f ¡À %.9f\n',ci(1,2)-k(1),k(1)) fprintf('\tk2 = %.9f ¡À %.9f\n',ci(1,2)-k(2),k(2)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(3),k(3)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(4),k(4)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(5),k(5)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(6),k(6)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(7),k(7)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(8),k(8)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(9),k(9)) fprintf('\tk3 = %.9f ¡À %.9f\n',ci(1,2)-k(10),k(10)) fprintf(' The sum of the squares is: %.9e\n\n',resnorm) function f = ObjFunc(k,tspan,x0,yexp) % Ä¿±êº¯Êý [t, Xsim] = ode45(@KineticsEqs,tspan,x0,[],k); Xsim1=Xsim(:,1); Xsim2=Xsim(:,2); Xsim3=Xsim(:,3); Xsim4=Xsim(:,4); Xsim5=Xsim(:,5); % Xsim6=Xsim(:,6); ysim(:,1) = Xsim1(2:end); ysim(:,2) = Xsim2(2:end); ysim(:,3) = Xsim3(2:end); ysim(:,4) = Xsim4(2:end); ysim(:,5) = Xsim5(2:end); % ysim(:,6) = Xsim6(2:end); size(ysim(:,1)); size(ysim(:,2)); size(ysim(:,3)); size(ysim(:,4)); size(ysim(:,5)); % size(ysim(:,6)); size(yexp(:,1)); size(yexp(:,2)); size(yexp(:,3)); size(yexp(:,4)); size(yexp(:,5)); % size(yexp(:,6)); f = [(ysim(:,1)-yexp(:,1)) (ysim(:,2)-yexp(:,2)) (ysim(:,3)-yexp(:,3)) (ysim(:,4)-yexp(:,4)) (ysim(:,5)-yexp(:,5))]; function dCdt = KineticsEqs(t,C,k) % ODEÄ£ÐÍ·½³Ì dCAdt = (k(1)+k(5)+k(6)+k(7))*C(1); dCBdt = k(1)*C(1)-(k(2)+k(8)+k(9))*C(2); dCCdt = k(5)*C(1)+k(2)*C(2)-(k(3)+k(10))*C(3); dCDdt = k(6)*C(1)+k(9)*C(2)+k(3)*C(3)-k(4)*C(4); dCEdt = k(7)*C(1)+k(8)*C(2)+k(10)*C(3)+k(4)*C(4); dCdt = [dCAdt; dCBdt;dCCdt;dCDdt;dCEdt]; |
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