- 积分
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- 注册时间
- 2013-1-30
- 积分
- 29
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用ASPEN PLUS 11.1模拟,建了两个塔K-47501和K-47502,K-47501塔顶CCO要求含萘量小于17%,K-47502塔顶95N要求含萘量大于95%,变量为回流比。怎么调试都不收敛。请马友帮忙。
Processing input specifications ...
Flowsheet Analysis :
COMPUTATION ORDER FOR THE FLOWSHEET:
E-47501 E-47502 K-47501 P-47502 K-47502 E-47503 E-47504
E-47514 E-47507
->Calculations begin ...
Block: E-47501 Model: HEATER
Block: E-47502 Model: HEATER
Block: K-47501 Model: RADFRAC
Convergence iterations:
OL ML IL Err/Tol
1 1 4 25.183
2 7 23 1.5039
3 5 15 1.4117
4 5 10 1.3663
5 5 12 1.2973
6 5 11 1.2189
7 5 11 1.1438
8 2 4 0.58201
** ERROR
DESIGN SPEC IS NOT SATISFIED BECAUSE ONE OR MORE MANIPULATED
VARIABLE IS AT ITS BOUND.
Block: P-47502 Model: PUMP
Block: K-47502 Model: RADFRAC
Convergence iterations:
OL ML IL Err/Tol
1 1 4 40.788
2 7 30 15.894
3 8 22 11.313
4 7 21 5.1139
5 7 17 4.0299
6 2 5 0.28653
** ERROR
DESIGN SPEC IS NOT SATISFIED BECAUSE ONE OR MORE MANIPULATED
VARIABLE IS AT ITS BOUND.
Block: E-47503 Model: HEATER
Block: E-47504 Model: HEATER
Block: E-47514 Model: HEATER
Block: E-47507 Model: HEATER
->Simulation calculations completed ...
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