A recentred barrier for constrained receding horizon control
Research output: Contribution to conference › Paper › peer-review
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2002. 4177-4182 Paper presented at Proceedings of the 2002 American Control Conference (IEEE Cat. No.CH37301), Anchorage, United States.
Research output: Contribution to conference › Paper › peer-review
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TY - CONF
T1 - A recentred barrier for constrained receding horizon control
AU - Wills, A.G.
AU - Heath, W.P.
PY - 2002/11/7
Y1 - 2002/11/7
N2 - Constrained receding horizon controllers are often designed to govern the system state to some desired set-point subject to input constraints. This paper presents a class of receding horizon controllers which satisfy such constraints via the inclusion of a 'recentred barrier function'. The significance of such a controller is that hard constraints are replaced with penalty type soft constraints. The resulting control law is cautious near constraint boundaries with the degree of caution being determined by a positive weighting parameter. This approach is applicable to general convex objective functions with convex inequality constraints. We illustrate this idea by way of an example application to linear discrete-time plant models with linear and convex quadratic static input constraints
AB - Constrained receding horizon controllers are often designed to govern the system state to some desired set-point subject to input constraints. This paper presents a class of receding horizon controllers which satisfy such constraints via the inclusion of a 'recentred barrier function'. The significance of such a controller is that hard constraints are replaced with penalty type soft constraints. The resulting control law is cautious near constraint boundaries with the degree of caution being determined by a positive weighting parameter. This approach is applicable to general convex objective functions with convex inequality constraints. We illustrate this idea by way of an example application to linear discrete-time plant models with linear and convex quadratic static input constraints
U2 - 10.1109/ACC.2002.1024586
DO - 10.1109/ACC.2002.1024586
M3 - Papur
SP - 4177
EP - 4182
T2 - Proceedings of the 2002 American Control Conference (IEEE Cat. No.CH37301)
Y2 - 8 May 2002 through 10 May 2002
ER -