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xiangzigood

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9Â¥: Originally posted by duyoudu at 2013-06-17 10:40:40
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11Â¥2013-06-17 11:22:57
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xiangzigood

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
9Â¥: Originally posted by duyoudu at 2013-06-17 10:40:40
Ó¦¸ÃÊÇûÎÊÌâµÄ¡£fsolveµÄËã·¨ÊǸöͨÓÃËã·¨£¬¿ÉÒÔ½â´ðÏßÐԺͷÇÏßÐԵģ¬ËäȻЧÂʲ»ÈçרÃŵÄÇó½âº¯Êý¸ß¡£µ«Õâ¸ö¾Ö²¿×îÓŵÄÎÊÌâÊÇ´æÔڵģ¬¿ÉÒÔ¿¼ÂǺ¯Êý¹¤¾ßÏäÖÐÌṩµÄÈ«¾ÖÇó½âµÄº¯Êý£¬¾ßÌåÊÇÄĸöÄã¿ÉÒÔ¿´¿´°ïÖú¡£...

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12Â¥2013-06-17 11:24:27
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dingd

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jjdg: ½ð±Ò+1, ¸Ðл²ÎÓë 2013-06-18 01:00:00
ÓÃ1stOpt°É£¬ÆäËüÈí¼þµÃµ½Õý½âµÄ¸ÅÂʼ¸ºõΪ0£º
CODE:
Parameter x(6);
Constant d=0.045,D1=0.05,k=1.4,ff=0.004,L=100,P1=1500000,T1=300,Pa=101325,M=29,R=8.314;
Function ((k+1)/2)*ln((x2^2*x3)/(x1^2*x4))-(1/(x1^2)-1/(x2^2))+4*ff*L/D1;
        (D1^2/D1^2)*x5*sqrt((2*k*M)*((Pa/x5)^(2/k)-(Pa/x5)^((k+1)/k))/(R*x6*(k-1)))-x2*x5*sqrt((k*M)/(R*x6));
        (D1^2/D1^2)*x5*sqrt((2*k*M)*((Pa/x5)^(2/k)-(Pa/x5)^((k+1)/k))/(R*x6*(k-1)))-x1*P1*sqrt((k*M)/(R*T1));
        1+((k-1)*x1^2)/2-x3;
        1+((k-1)*x2^2)/2-x4;
        x6-(x3*T1)/x4;

x1: 0.157422221916776
x2: 0.404163373392218
x3: 1.0049585658072
x4: 1.03267007875412
x5: 576359.723370304
x6: 291.949554479051
13Â¥2013-06-17 14:25:43
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

xiangzigood

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
13Â¥: Originally posted by dingd at 2013-06-17 14:25:43
ÓÃ1stOpt°É£¬ÆäËüÈí¼þµÃµ½Õý½âµÄ¸ÅÂʼ¸ºõΪ0£º

Parameter x(6);
Constant d=0.045,D1=0.05,k=1.4,ff=0.004,L=100,P1=1500000,T1=300,Pa=101325,M=29,R=8.314;
Function ((k+1)/2)*ln((x2^2*x3)/(x1^2*x4))-(1/ ...

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14Â¥2013-06-17 14:47:59
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dingd

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
jjdg: ½ð±Ò+1, ¸Ðл²ÎÓë 2013-06-18 01:00:15
Ö»µÃµ½ÕâÒ»×éʵÊý½â¡£
15Â¥2013-06-17 14:55:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

duyoudu

ľ³æ (СÓÐÃûÆø)

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jjdg: ½ð±Ò+1, ¸Ðл²ÎÓë 2013-06-18 01:00:21
ÒýÓûØÌû:
11Â¥: Originally posted by xiangzigood at 2013-06-17 11:22:57
È«¾ÖÇó½â£¿ÄúÄܸøÍƼöÒ»¸ö²»£¬¸Õ½â³ýmatlab²»¾Ã¡£¡£...

Global Optimization Toolbox,Äã¿ÉÒÔÊÔÊÔÕâÀïÃæµÄº¯Êý¡£²»¹ýÈçºÎ¶¨ÒåÄã×Ô¼ºµÄÎÊÌâÊÇÒ»¸öÎÊÌ⣬Õâ¸ö¾ÍÕæµÄÖ»Óп¿Äã×Ô¼º¿´°ïÖúÁË¡£
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16Â¥2013-06-17 20:54:02
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