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[ÇóÖú] ÇëÄÇλ°ïÎÒ¿´¿´Õâ¸öMATLAB³ÌÐòÄÇÀïÓÐÎÊÌ⣡ÏÈлл

function RH_Cat_Kinetics %ÓÃÊýÖµ»ý·Ö·¨½øÐз´Ó¦ËÙÂÊ·ÖÎöµÃµ½ËÙÂʳ£Êý£¬²¢½«½á¹ûÓëʵÑéÖµ¶Ô±È·ÖÎö
clear all;clc
global C kk0


t=[0:300:2400];      % t:ʱ¼ä£¬s
C=[0.00 0.11 0.19 0.25 0.31 0.44 0.54 0.62 0.65;
    0.00 0.10 0.18 0.24 0.28 0.39 0.48 0.52 0.53;
    0.10 3.20 1.70 1.30 2.50 3.90 5.20 8.20 9.7];
C=C';%ζÈ150¡æµÄ¶¯Á¦Ñ§ÊµÑéÊý¾ÝC(1) &C(2): kmol/m^3, C(3):%
%·ÇÏßÐÔÄâºÏ
kk0=[5.1095e-004; 2.8939;9.5453e+003];
                    %ÀûÓÃsureshÄ£ÐÍËã³öͬÑùζÈÌõ¼þϵÄËÙÂʳ£Êý×÷ΪÆä³õʼֵ
tspan=[0:300:2400]; %ʱ¼ä½×ÌÝ
C0=[0;0;0.1];       % 0.1:ÑõÆøÔÚ·´Ó¦ÌåÏµÆøÏàÖеijõʼ·ÖÂÊ£¬¿¼ÂÇÁË»·¼ºÍéµÄ±¥ºÍÕô
                    %Æûѹ£¬ÔÚʵÑéÌõ¼þÏÂΪ50%×óÓÒ£¬³ýÈ¥¸ÃÕôÆûѹÒÔ¼°¶èÐÔÆøÌåËù
                    %Õ¼µÄ±ÈÀýºóµÃ³öµÄÉÏÊöÊýÖµ
kk=lsqnonlin(@myfunc,kk0,0,inf,[ ],tspan,C0,C); %·ÇÏßÐÔ×îС¶þ³Ë·¨ÄâºÏ¡£µ÷Óú¯Êýmyfunc
ci=nlparci(beta,resid,jacobian);     %»Ø¹éϵÊý£¬²Ð²î£¬ÑŸó±È¾ØÕó
%ÄâºÏЧ¹ûͼ(ʵÑéÖµÓëÄâºÏÖµµÄ±È½Ï)
M=[ 1 0 0 0;   %½â΢·Ö´úÊý·½³Ì×éʱµÄϵÊý¾ØÕó
    0 1 0 0;
    0 0 0 0;
    0 0 0 0];
options=odeset;  %²úÉú/¸Ä±ä²ÎÊý½á¹¹
options.Mass=M;
options.TolRol=le-7;%¶¨Ò徫¶È
tspan=[5:40];
C0=[0 0 0.1 ];%³õÖµC
P=1.2;%MPa

G=1.5;%L/min
kla=0.14;%1/s;
apxl=input('Pls.input gas holdup you got according reaction conditions using hydro_mass_ c:','s');
[t_sim,C_sim]=ode45(@lj_ssm,tspan,CO,options,kk,P,G,kla,apxl);
plot(t,C_exp(:,1),'-ks',t_sim,C_sim(:,1),':ko',t,C_exp(:,2),'-kd',t_sim,C_sim(:,2),':k+');
legend('Exp.CP','Model.CP','Exp.CI','Mode1.CI'),xlabel('ʱ¼ät/s'),ylabel('Ũ¶ÈC/(kmol/m^3)');


%¶¨Òå·ÇÏßÐÔÓÅ»¯µÄÄ¿±êº¯Êý
function f=myfunc(kk,tspan,C0,C)
P=12;
G=1.5;
kla=0.14;
apxl=0.2;
[t,CC]=ode45(@lj_ssm,tspan,C0,[],kk,P,G,kla,apxl);
f=CC-C;


%¶¨Òå´ýÇóµÄ¶¯Á¦Ñ§·½³Ì
function dCdt=lj_ssm(t,C,kk,P,G,kla,apxl)
G=G/(60*22.4);%¸Ä±äÆøÌåÁ÷Á¿µÄµ¥Î»£¬±ãÓÚºóÃæµÄµÈʽ³ÉÁ¢£¬,mol/s
yin=0.21;
GI=G*(1-yin);%°´ÕÕ½øÆøÖÐÑõÆøº¬Á¿21%¼ÆËã¶èÐÔÆøÌåµÄÌå»ýÁ÷Á¿
Vm=22.4;%ÆøÌåµÄĦ¶ûÌå»ý£¬,L
Vl=0.3;             % VL:ÒºÌåÌå»ý£¬°´300mL¼ÆËã
VG1=Vl/(1-apxl);    %·´Ó¦ÌåϵµÄ×ÜÌå»ý£¬L
P=P*10;           % PÔ­À´µÄµ¥Î»ÊÇMPa£¬ÎªÁËÄܹ»ÀûÓúóÃæµÄ¹«Ê½£¬½«µ¥Î»×ª±äΪbar
H=1.09e-2;         % H:ÑõÆøµÄHenryϵÊý
kk=kk0.*exp(-Ea/(R*T)); % T:K k0:ָǰÒò×ÓEa:»î»¯ÄÜ
dCdt=zeros(1,4);%ÏÈÔ¤·ÖÅä¿Õ¼ä¸øÅ¨¶ÈC£¬ÕâÑù¿ÉÒÔ¼Ó¿ìµ÷ÓÃËÙ¶È
dCPdt=kk(1)*kk(3)*C(1)*kk(4)/(kk(1)+kk(2)*C(1)+kk(3)*kk(4));
dC1dt=kk(3)*C(1)*kk(4)*(kk(1)-kk(2)*C(3))/(kk(1)+kk(2)*C(1)+kk(3)*kk(4));
gas_mass=Vm*(1-apxl)/(Vl*apxl)*(GI*(yin/(1-yin)-C(4)/(1-C(4)))-kla*(H*P*C(4)-kk(4))*VG1);
liquid_mass=kla*(H*P*C(4)-C(2))-(kk(3)*C(1)*C(2)*(kk(1)+kk(2)*C(1))/(kk(1)+kk(2)*C(1)+kk(3)*C(2))); % gas mass & liquidse mass·Ö±ð´ïµ½ÎÈ̬ʱÑõÆøÔÚÆøÒºÏàÖеÄÎïÁÏÆ½ºâ·½³Ì×ó¶Ë
dCdt=[dCPdt;dC1dt;gas_mass;liquid_mass];
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