Interactive putation For Model Based Optimization Of Batch Fermentation.pdf

Interactive putation for Model based
Optimization of Batch Fermentation
Janos Madar, Janos Abonyi, Balazs Balasko and Ferenc Szeifert
University of Veszprem, Department of Process Engineering,
Veszprem, . Box 158, H-8201, Hungary
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ABSTRACT During the beer fermentation a temperature profile
At the optimization of temperature and feeding profiles is applied to drive the process so as to obey to certain
of batch processes it is often desirable to consider sev- constraints. The design of this temperature profile is an
eral objectives and constraints into the optimization prob- optimization problem where the objective is to minimize
lem. During the beer fermentation a temperature pro- the operation time and optimize the quality of the beer.
file is applied to drive the process so as to obey to cer- These objectives are frequently in conflict with one another.
tain constraints. The design of this temperature profile is Trade-offs exist between some objectives, where advance-
an optimization problem where the objective is to mini- ment in one objective will cause deterioration in another.
mize the operation time and optimize the quality of the These multi-objective optimization problems involve the
beer. Similarly to other practical problems, these objec- simultaneous consideration of multiple performance crite-
tives and constraints are