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2Â¥2013-04-07 15:03:47
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littlepoint

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xiegangmai: ½ð±Ò+1, лл²ÎÓ룡 2013-04-07 23:18:21
¹ÂÖñÐÐÕß: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú 2013-04-15 12:36:21
ÕâÖÖÎÊÌâ×Ô¼ºÏÈÊÔ׎âһϣ¬¿´¿´»ù±¾Ô­Àí¡£ÕâÖÖÉÏÀ´¾ÍÇóÔ´´úÂëµÄ¸ã·¨²»Ò×ÓÚ×Ô¼ºµÄÌá¸ßÓ´¡£http://www.pudn.com/downloads62/sourcecode/math/detail213534.html
3Â¥2013-04-07 15:27:05
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½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by littlepoint at 2013-04-07 15:27:05
ÕâÖÖÎÊÌâ×Ô¼ºÏÈÊÔ׎âһϣ¬¿´¿´»ù±¾Ô­Àí¡£ÕâÖÖÉÏÀ´¾ÍÇóÔ´´úÂëµÄ¸ã·¨²»Ò×ÓÚ×Ô¼ºµÄÌá¸ßÓ´¡£http://www.pudn.com/downloads62/sourcecode/math/detail213534.html

ллÄãµÄ»Ø¸´£¬²»¹ýÎÒÖ÷Òª²»ÊÇÑо¿Õâ·½ÃæµÄ£¬¶øÇÒÎÒÒª¼±×ÅÓÃÕâ¸ö³ÌÐò£¬Ò»Ê±¼ä×Ô¼ºÒ²Ã»ÓÐʱ¼äºÍ¾«Á¦ÔÙ´Óͷѧϰ°®£¬ÏÈÏ£Íû¸ßÊÖÃÇÄܰïÎÒд³öÕâ¸ö³ÌÐòÀ´£¬ÔÚϲ»Ê¤¸Ð¼¤£¡
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4Â¥2013-04-10 08:25:17
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5Â¥2013-04-15 12:35:30
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sujiguang

Ìú³æ (СÓÐÃûÆø)

NRTLÄ£Ð͵ÄMATLAB³ÌÐò£º
function f=nrtl(g)
syms r1 r2 r3 r4 a t12 t21 R g21 g12 x2 x4 s1 s2 x1 x3 T;
T=298.15;
x1=O.999889456;
x3=O.01617526;
x2=l-x1;
x4=l-x3;
a=O.20;
R=8.314;
t21=g(1)/(R*T);
t12=g(2)/(R*T);
g21=exp(-a*t21);
g12=exp(-a*t12);
r1=exp(x2^2*(t12*(g12/(x1+x2*g21))^2+t12*g12/(x2+x1*g12)^2));
r2=exp(x1^2*(t12*(g12/(x2+x1*g12))^2+t21*g21/(x1+x2*g21)^2));
r3=exp(x4^2*(t12*(g12/(x3+x4*g21))^2+t12*g12/(x4+x3*g12)^2));
r4=exp(x3^2*(t12*(g12/(x4+x3*g12))^2+t21*g21/(x3+x2*g21)^2));
s1=x1*r1-x3*r3;
s2=x2*r2-x4*r4;
f=s1^2+s2^2
s1
s2
r1
r2
r3
r4
[x,fval]=fiminsearch(x1,x2)


²»¶®¶î£¬ÄãÓеϰ·¢ÎÒÒ»·Ý°É£¬ÎÒÒ²ÊǼ±ÓöÏëÒªNRTLºÍUNIQUACµÄ¼ÆËã»î¶ÈϵÊýµÄmatlab³ÌÐò
6Â¥2013-07-08 11:30:39
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¹ÂÖñÐÐÕß

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
6Â¥: Originally posted by sujiguang at 2013-07-08 11:30:39
NRTLÄ£Ð͵ÄMATLAB³ÌÐò£º
function f=nrtl(g)
syms r1 r2 r3 r4 a t12 t21 R g21 g12 x2 x4 s1 s2 x1 x3 T;
T=298.15;
x1=O.999889456;
x3=O.01617526;
x2=l-x1;
x4=l-x3;
a=O.20;
R=8.314;
t21=g(1)/(R*T ...

ÎÒÕâÓÐÒ»¸ö×Ô¼º±àµÄ³ÌÐò£¬³õ²½¼ÆËãÁËÒ»ÏÂwilson·½³Ì»¹Ëã¿ÉÒÔ£¬Äã°ÑÀïÃæµÄ·½³Ì¸Ä³ÉÄãµÄNRTLºÍUNIQUAC·½³Ì¿´¿´Ðв»ÐУ¡
function f = wilson1(Input)
a12=Input(1);
a13=Input(2);
a21=Input(3);
a23=Input(4);
a31=Input(5);
a32=Input(6);
b12=Input(7);
b13=Input(8);
b21=Input(9);
b23=Input(10);
b31=Input(11);
b32=Input(12);
F=0;
T=[        298.45        302.7        308.05        313.35        317.75];
X1=[0.0031549        0.0037933        0.0048003        0.0061385        0.0074595];
X2=[0        0        0        0        0        0        0        0        0        ];

for i=1:length(X1)

t=T(i);
x1=X1(i);
x2=X2(i);
x3=1-x2;

lnr1=1-log(x1+x2*(a12+b12/t)+x3*(a13+b13/t))-x1/(x1+x2*(a12+b12/t)+x3*(a13+b13/t))-x2*(a21+b21/t)/(x1*(a21+b21/t)+x2+x3*(a23+b23/t))-x3*(a31+b31/t)/(x1*(a31+b31/t)+x2*(a32+b32/t)+x3);


A=21;
B=9050;
tcal=B/(A-lnr1-log(x1));

v=(tcal-t).^2;

F=F+v;
ff=(F/(length(X1)-1))^0.5;
end
f=ff;
ÓÐÎÊÌâÔÙ¶à¶à½»Á÷£¡
ÊÇÄãµÄÖÕ¾¿ÊÇÄãµÄ
7Â¥2013-07-10 14:10:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sujiguang

Ìú³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
7Â¥: Originally posted by ¹ÂÖñÐÐÕß at 2013-07-10 14:10:04
ÎÒÕâÓÐÒ»¸ö×Ô¼º±àµÄ³ÌÐò£¬³õ²½¼ÆËãÁËÒ»ÏÂwilson·½³Ì»¹Ëã¿ÉÒÔ£¬Äã°ÑÀïÃæµÄ·½³Ì¸Ä³ÉÄãµÄNRTLºÍUNIQUAC·½³Ì¿´¿´Ðв»ÐУ¡
function f = wilson1(Input)
a12=Input(1);
a13=Input(2);
a21=Input(3);
a23=Input(4); ...

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