Event-driven Intermittent Control. Gawthrop, P. J & Wang, L. International Journal of Control, 82(12):2235 - 2248, December, 2009. Published online 09 July 2009doi abstract bibtex An intermittent controller with fixed sampling interval is recast as an event-driven controller. The key aspect of intermittent control that makes this possible is the use of basis functions, or, equivalently, a generalised hold, to generate the intersample open-loop control signal. The controller incorporates both feedforward events in response to known signals and feedback events in response to detected disturbances. The latter feature makes use of an extended basis-function generator to generate open-loop predictions of states to be compared with measured or observed states. Intermittent control is based on an underlying continuous-time controller; it is emphasised that the design of this continuous-time controller is important, particularly in the presence of input disturbances. Illustrative simulation examples are given.
@article{GawWan09a,
author = {Peter J Gawthrop and Liuping Wang},
title = {Event-driven Intermittent Control},
journal = {International Journal of Control},
year = 2009,
note = {Published online 09 July 2009},
volume = 82,
number = 12,
pages = {2235 - 2248},
month = {December},
doi = {10.1080/00207170902978115},
abstract = {
An intermittent controller with fixed sampling interval is recast as
an event-driven controller. The key aspect of intermittent control
that makes this possible is the use of basis functions, or,
equivalently, a generalised hold, to generate the intersample
open-loop control signal. The controller incorporates both
feedforward events in response to known signals and feedback events
in response to detected disturbances. The latter feature makes use
of an extended basis-function generator to generate open-loop
predictions of states to be compared with measured or observed
states. Intermittent control is based on an underlying
continuous-time controller; it is emphasised that the design of this
continuous-time controller is important, particularly in the
presence of input disturbances. Illustrative simulation examples
are given.
}
}
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