应《网络安全法》要求，自2017年10月1日起，未进行实名认证将不得使用互联网跟帖服务。为保障您的帐号能够正常使用，请尽快对帐号进行手机号验证，感谢您的理解与支持！

24小时热门版块排行榜    

小木虫论坛-学术科研互动平台 » 计算模拟区 » 程序语言 » VB » VB入门解惑
51/1返回列表
查看: 839  |  回复: 5
只看楼主 @他人 存档 新回复提醒 (忽略) 收藏    在APP中查看
当前只显示满足指定条件的回帖，点击这里查看本话题的所有回帖

yuyi2009

铜虫 (小有名气)

[求助] VB入门解惑 已有1人参与

刚开始学习VB，还不太熟悉，帮我看个题，谢啦~就是在主函数里面调用UNIFAC模型，不知道在哪里调试！
Option Explicit
Private Sub Command1_Click()
Dim NG As Integer, NC As Integer, T As Single, XC() As Variant, RK() As Variant, QK() As Variant, A() As Single, V() As Single
NG = 4
NC = 2
T = 298
XC = Array(0.1, 0.9)
RK = Array(0.9011, 0.6744, 0.1, 2.8266)
QK = Array(0.848, 0.54, 1.2, 2.472)
A(1, 1) = 0
A(1, 2) = 0
A(1, 3) = 986.5
A(1, 4) = 526.5
A(2, 1) = 0
A(2, 2) = 0
A(2, 3) = 986.5
A(2, 4) = 526.5
A(3, 1) = 156.4
A(3, 2) = 156.4
A(3, 3) = 0
A(3, 4) = -202.1
A(4, 1) = 50.49
A(4, 2) = 50.49
A(4, 3) = -25.87
A(4, 4) = 0
V(1, 1) = 1
V(1, 2) = 1
V(1, 3) = 1
V(1, 4) = 0
V(2, 1) = 0
V(2, 2) = 0
V(2, 3) = 0
V(2, 4) = 1
Call UNIFAC
End Sub
Sub UNIFAC(NG As Integer, NC As Integer, T As Single, XC() As Single, RK() As Single, QK() As Single, A() As Single, V() As Single, GAMMA() As Single)
'This program calculates liquid phase activity coefficients using UNIFAC method
'NC--number of components in the mixture
'NG-number of functional group in the mixture
'QK(k)-the area parameter of functional group
'RK(k)-the volume parameter of functional group
'A(k,m)-the interactional parameter of functional group
'V(i,k)-the number of "'k" functional group in the "i" components
'T-system temperature,K
'XC(i)-mol fraction of "i" components
'GAMMA(i)--activity coefficients of "i" components

Dim i As Integer, K As Integer, M As Integer, n As Integer
Dim SUM1 As Single, SUM2 As Single, SUM3 As Single, SUM4 As Single
Dim Q(10) As Single, R(10) As Single, THETA1(10) As Single, THETA2(10, 10) As Single, PHI(10, 10) As Single

SUM1 = 0
SUM2 = 0
SUM3 = 0
For i = 1 To NC
   Q(i) = 0
   R(i) = 0
   For K = 1 To NG
      Q(i) = Q(i) + V(i, K) * QK(K)
      R(i) = R(i) + V(i, K) * RK(K)
   Next K
   SUM1 = SUM1 + XC(i) * (5 * (R(i) - Q(i)) - R(i) + 1) '计算SUM(x(i)*l(i))
   SUM2 = SUM2 + XC(i) * Q(i)
   SUM3 = SUM3 + XC(i) * R(i)
Next i

For i = 1 To NC
    GAMMA(i) = Log(R(i) / SUM3) + 5 * Q(i) * Log(Q(i) * SUM3 / R(i) / SUM2)
    GAMMA(i) = Exp(GAMMA(i) + 5 * (R(i) - Q(i)) - R(i) + 1 - R(i) * SUM1 / SUM3)
Next i

SUM1 = 0
For i = 1 To NC
    SUM2 = 0
    SUM3 = 0
    For K = 1 To NG
        SUM2 = SUM2 + V(i, K) * XC(i)
        SUM3 = SUM3 + V(i, K)
    Next K
    SUM1 = SUM1 + SUM2
    SUM4 = 0
    For K = 1 To NG
        THETA2(i, K) = V(i, K) / SUM3
        SUM4 = SUM4 + QK(K) * THETA2(i, K)
    Next K
    For K = 1 To NG
        THETA2(i, K) = QK(K) * THETA2(i, K) / SUM4
    Next K
Next i
      
SUM2 = 0
For K = 1 To NG
    SUM3 = 0
    For i = 1 To NC
      SUM3 = SUM3 + V(i, K) * XC(i)
    Next i
    THETA1(K) = SUM3 / SUM1
    SUM2 = SUM2 + QK(K) * THETA1(K)
Next K

For K = 1 To NG
    THETA1(K) = QK(K) * THETA1(K) / SUM2
    For M = 1 To NG
        PHI(K, M) = Exp(-A(K, M) / T)
    Next M
Next K

For K = 1 To NG
    SUM1 = 0
    SUM2 = 0
    For M = 1 To NG
        SUM1 = SUM1 + THETA1(M) * PHI(M, K)
        SUM3 = 0
        For n = 1 To NG
            SUM3 = SUM3 + THETA1(n) * PHI(n, M)
        Next n
        SUM2 = SUM2 + THETA1(M) * PHI(K, M) / SUM3
    Next M
    Q(K) = QK(K) * (1 - Log(SUM1) - SUM2)
Next K

For i = 1 To NC
    SUM4 = 0
    For K = 1 To NG
        SUM1 = 0
        SUM2 = 0
        For M = 1 To NG
            SUM1 = SUM1 + THETA2(i, M) * PHI(M, K)
            SUM3 = 0
            For n = 1 To NG
                SUM3 = SUM3 + THETA2(i, n) * PHI(n, M)
            Next n
            SUM2 = SUM2 + THETA2(i, M) * PHI(K, M) / SUM3
        Next M
        SUM4 = SUM4 + V(i, K) * (Q(K) - QK(K) * (1 - Log(SUM1) - SUM2))
    Next K
    GAMMA(i) = GAMMA(i) * Exp(SUM4)
  
Next i

End Sub

End Sub
回复此楼

» 猜你喜欢
1楼 2014-06-03 09:36:09
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

deephill

铁杆木虫 (职业作家)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
yuyi2009: 金币+20, ★有帮助 2014-07-09 11:04:34
Option Explicit  语句表示，后面出现的变量都必须先定义才能使用。
对待要求不是太严格的程序或新手，这一句话不要就好了。
赞一下 回复此楼
6楼2014-06-09 09:29:12
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 6 个回答

biowhb

银虫 (正式写手)
不知道楼主想要表达什么？你要调试什么啊？你这个算法一大堆，说白了，这个算法是通用的算法，本身应该没什么问题，一步调用也不会有什么问题。
赞一下 回复此楼
生物技术-基因工程制药
2楼2014-06-03 10:11:03
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

yuyi2009

铜虫 (小有名气)
引用回帖:
2楼: Originally posted by biowhb at 2014-06-03 10:11:03
不知道楼主想要表达什么？你要调试什么啊？你这个算法一大堆，说白了，这个算法是通用的算法，本身应该没什么问题，一步调用也不会有什么问题。

好吧！可能我没有说清楚，下面的算法应该没问题。就是我不知道怎么调用是对的，因为运行出错了，谢谢！
赞一下 回复此楼
3楼2014-06-03 10:18:04
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

biowhb

银虫 (正式写手)
引用回帖:
3楼: Originally posted by yuyi2009 at 2014-06-03 10:18:04
好吧！可能我没有说清楚，下面的算法应该没问题。就是我不知道怎么调用是对的，因为运行出错了，谢谢！...

出错，就把错误代码写出来，并且标记一下，出错在哪一行
赞一下 回复此楼
生物技术-基因工程制药
4楼2014-06-03 14:25:57
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
查看全部 6 个回答
普通表情 龙 兔 虎 猫
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[基金申请] 体制内长辈说体制内绝大部分一辈子在底层，如同你们一样大部分普通教师忙且收入低 +10 瞬息宇宙 2026-02-20 13/650 2026-02-23 11:23 by holypower
[考研] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +3 khieu8v8m0 2026-02-22 8/400 2026-02-23 09:35 by w4l55oybr1
[论文投稿] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +4 khieu8v8m0 2026-02-22 8/400 2026-02-23 09:29 by w4l55oybr1
[考研] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +5 usprnugpzw 2026-02-21 11/550 2026-02-23 09:24 by w4l55oybr1
[教师之家] 为什么中国大学工科教授们水了那么多所谓的顶会顶刊，但还是做不出宇树机器人？ +5 欢乐颂叶蓁 2026-02-21 8/400 2026-02-23 09:19 by 欢乐颂叶蓁
[论文投稿] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +3 w89i99eaeh 2026-02-22 5/250 2026-02-23 08:04 by w4l55oybr1
[博后之家] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +4 khieu8v8m0 2026-02-22 6/300 2026-02-23 07:59 by w4l55oybr1
[考博] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +4 khieu8v8m0 2026-02-22 4/200 2026-02-23 06:46 by jsjzfl
[公派出国] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +3 khieu8v8m0 2026-02-22 5/250 2026-02-23 06:29 by w4l55oybr1
[硕博家园] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +4 khieu8v8m0 2026-02-22 8/400 2026-02-23 06:24 by w4l55oybr1
[考博] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +5 3dfhjxgsh7 2026-02-22 6/300 2026-02-23 02:04 by 5jlh3qtdvx
[教师之家] 版面费该交吗 +7 苹果在哪里 2026-02-22 8/400 2026-02-22 22:37 by otani
[基金申请] 面上可以超过30页吧？ +4 阿拉贡aragon 2026-02-22 4/200 2026-02-22 21:22 by 山西悬空寺空悬�
[论文投稿] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +4 usprnugpzw 2026-02-21 6/300 2026-02-22 19:48 by w89i99eaeh
[考研] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +3 3dfhjxgsh7 2026-02-22 4/200 2026-02-22 16:52 by khieu8v8m0
[找工作] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +3 usprnugpzw 2026-02-22 3/150 2026-02-22 16:37 by khieu8v8m0
[公派出国] 售SCI一区文章，我:8 O5 51O 54,科目齐全,可+急 +3 usprnugpzw 2026-02-21 4/200 2026-02-22 16:27 by khieu8v8m0
[基金申请] “人文社科而论，许多学术研究还没有达到民国时期的水平” +4 苏东坡二世 2026-02-18 5/250 2026-02-22 16:07 by liangep1573
[基金申请] 什么是人一生最重要的？ +4 瞬息宇宙 2026-02-21 4/200 2026-02-22 11:44 by huagongfeihu
[基金申请] 今年春晚有几个节目很不错，点赞！ +11 瞬息宇宙 2026-02-16 12/600 2026-02-21 21:14 by lq493392203
信息提示
关闭
请填处理意见
关闭