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dingd

铁杆木虫 (职业作家)

【答案】应助回帖


mataohk: 金币+1, ★★★很有帮助 2012-10-17 11:02:11
误差似乎更大了:
x1: 5.2500000093581
x2: 1.56221361819448E-5
x3: 19673282.1637198
x4: 4.93747145194247E23
x5: 1.82237131171676E19

验证结果:
5.250000009
-2.869999991
-2.379999991
-0.291221374
-5.083035925E-8
11楼2012-10-17 09:18:40
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mataohk

银虫 (初入文坛)

引用回帖:
9楼: Originally posted by dingd at 2012-10-16 17:14:15
文献答案是针对你一楼还是你修改后三楼的公式?
如果对一楼:
1stOpt验证(2楼结果):公式左右相减
-3.375077995E-14
-5.329070518E-15
1.776356839E-15
6.77236045E-15
8.515250924E-9

文献验证:公式左 ...

你好,非常感谢你在论坛上给我的回复和帮助。http://muchong.com/bbs/viewthread.php?tid=5064078
针对我的第一套方程组的计算不是很准确,现在我又修改成了另外两套方程组。因为我的1stOpt运行不了,所以希望你能帮我在你的电脑上运行一下,然后把计算结果和验证结果发给我。非常感谢。
方案二:
Algorithm = SM2[30,0.1];
Parameter x(5)= [0,];
Constant nsys=5,Voc=33.4,Isc=8.12,Vm=26.2,Im=7.63,Ns=54,Np=1;
Function  np*x1-np*x2*(exp(voc/ns/x5)-1)-np*voc/ns/x4;
          np*x1-np*x2*(exp(isc*x3/np/x5)-1)-isc*x3/x4-isc;
          np*x1-np*x2*(exp((vm/ns+im*x3/np)/x5)-1)-np/x4*(vm/ns+im*x3/np)-im;
          (np*x2*exp((vm+im*ns*x3/np)/ns/x5)/ns/x5+np/ns/x4)/(1+x3*x2*exp((vm+im*ns*x3/np)/ns/x5)/x5+x3/x4)-im/vm;
         (np*x2*exp(voc/ns/x5)/ns/x5+np/ns/x4)/(1+x3*x2*exp(voc/ns/x5)/x5+x3/x4)-1/x3;


方案三:
Algorithm = SM2[30,0.1];
Parameter x(5)= [0,];
Constant nsys=5,Voc=33.4,Isc=8.12,Vm=26.2,Im=7.63,Ns=54,Np=1;
Function  np*x1-np*x2*(exp(voc/ns/x5)-1)-np*voc/ns/x4;
          np*x1-np*x2*(exp(isc*x3/np/x5)-1)-isc*x3/x4-isc;
          np*x1-np*x2*(exp((vm/ns+im*x3/np)/x5)-1)-np/x4*(vm/ns+im*x3/np)-im;
          (np*x2*exp((vm+im*ns*x3/np)/ns/x5)/ns/x5+np/ns/x4)/(1+x3*x2*exp((vm+im*ns*x3/np)/ns/x5)/x5+x3/x4)-im/vm;
         np*x1-np*x2*(323.15/298.15)^3*exp((1.16-7.02e-4*298.15^2/(298.15-1108))*1.6e-19/(1.38e-23*298.15)-(1.16-7.02e-4*323.15^2/(323.15-1108))*1.6e-19/(1.38e-23*323.15))*(exp(33.315/ns/x5)-1)-Np*33.315/ns/x4];
12楼2012-10-17 11:00:44
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dingd

铁杆木虫 (职业作家)

方案二:
x1: 5.25000002090642
x2: 2.50759177977436E-6
x3: 21123705.3936006
x4: 4.74805697294336E23
x5: 1.37561158194964E18

验证:

5.250000021
-2.869999979
-2.379999979
-0.291221374
-4.734017926E-8

方案三:
x1: 8.86490380889507
x2: 2.3510969038577E-19
x3: 1.66480797366705E-15
x4: 0.103892604095372
x5: 0.0151861713409778

验证:
2.79673238
0.7449038089
-3.435178557
-0.1129531128
-0.1011555707
13楼2012-10-17 11:43:33
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