1
Control
Control
Predictivo
Predictivo
:
:
pasado, presente y futuro
pasado, presente y futuro
Eduardo F. Camacho
Universidad de Sevilla
JJAA Almeria'06
Eduardo F. Camacho
Control Predictivo
2
MPC successful in industry
.
Many and very diverse and
successful
applications:
Refining, petrochemical, polymers,
Semiconductor production scheduling,
Air traffic control
Clinical anesthesia,
….
Life Extending of Boiler-Turbine Systems via
Model Predictive Methods, Li et al (2004)
Many MPC vendors.
JJAA Almeria'06
Eduardo F. Camacho
Control Predictivo
3
MPC successful in Academia
Many MPC sessions in
control
conferences and control journals, MPC
workshops.
4/8 finalist papers for the
CEP best paper
award
were MPC papers (2/3 finally
awarded were MPC papers)
JJAA Almeria'06
Eduardo F. Camacho
Control Predictivo
4
Why is MPC so successful ?
MPC is Most general way of posing the
control problem in the time domain:
Optimal control
Stochastic control
Known references
Measurable disturbances
Multivariable
Dead time
Constraints
Uncertainties
JJAA Almeria'06
Eduardo F. Camacho
Control Predictivo
5
t
t+1
t+2
t+N
t
t+1
t+2
……..
t+N
u(t)
Only the first
control move is
applied
Errors minimized over
a
finite
horizon
Constraints
taken into
account
Model of
process used
for predicting
JJAA Almeria'06
Eduardo F. Camacho
Control Predictivo
6
t+2
t+1
t+N
t+N+1
t
t+1
t+2
……..
t+N
t+N+1
u(t)
Only the first
control move is
applied again

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