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# This file is part of the ASCEND Modeling Library and is released |
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# under the GNU Public License as described at the end of this file. |
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# |
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# This file demonstrates the use of ASCEND's "STUDY ... VARYING" |
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# construct for doing case studies |
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|
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DELETE TYPES; |
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READ FILE "ben/benflash.a4l"; |
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COMPILE t OF test_vapor_liquid_flash; |
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RUN {t.defaults}; |
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BROWSE {t}; |
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RUN {t.values}; |
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RUN {t.reset}; |
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SOLVE {t} WITH QRSlv; |
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|
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STUDY {Liqout.f['n_pentane']} {Liqout.f['n_hexane']} {Liqout.f['n_heptane']} \ |
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IN t \ |
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VARYING {Feed.f['n_hexane'] {1 mole/s} {2 mole/s} {3 mole/s} {4 mole/s} {5 mole/s} {6 mole/s} {7 mole/s} {8 mole/s}} \ |
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USING QRSlv \ |
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OUTFILE /tmp/sl.dat \ |
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ERROR STOP; |
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|
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ASCPLOT /tmp/sl.dat |
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|
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# The following does not work because WRITE_VIRTUAL doesn't support |
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# saving boolean state and because of the complexity of dealing with |
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# DOF and the need to rerun methods before solving. In general, we do |
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# not yet support case studies over discrete variables, though with |
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# minor work we probably could. |
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STUDY {Liqout.f['n_pentane']} {Liqout.f['n_hexane']} {Liqout.f['n_heptane']} \ |
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IN t VARYING {equilibrated 0 1} \ |
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USING QRSlv OUTFILE /tmp/sl ERROR STOP; |
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|
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# now do an interesting case study instead of just generating |
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# some sort of flash curve. |
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# generate an optimum curve. |
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# To do this, load and explore simple_fs_cost.a4s. |
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|
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########## casestudy.a4s ends here ########## |
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# |
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# casestudy.a4s |
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# by Ben Allen |
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# January 27, 1998 |
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# Part of the ASCEND Library |
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# $Date: 1998/06/17 20:08:27 $ |
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# $Revision: 1.3 $ |
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# $Author: mthomas $ |
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# $Source: /afs/cs.cmu.edu/project/ascend/Repository/models/casestudy.a4s,v $ |
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# |
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# This file is part of the ASCEND Modeling Library. |
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# |
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# Copyright (C) 1998 Carnegie Mellon University |
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# |
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# The ASCEND Modeling Library is free software. You can redistribute |
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# it and/or modify it under the terms of the GNU General Public |
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# License as published by the Free Software Foundation---either |
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# version 2 of the License, or (at your option) any later version. |
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# |
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# The ASCEND Modeling Library is distributed in hope that it |
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# will be useful, but WITHOUT ANY WARRANTY--without even the implied |
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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# See the GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with the program. If not, write to the Free Software |
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139 USA. Check |
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# the file named COPYING. |
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