[HTML][HTML] Optimization algorithms as robust feedback controllers

A Hauswirth, Z He, S Bolognani, G Hug… - Annual Reviews in Control, 2024 - Elsevier
Mathematical optimization is one of the cornerstones of modern engineering research and
practice. Yet, throughout all application domains, mathematical optimization is, for the most …

Online optimization as a feedback controller: Stability and tracking

M Colombino, E Dall'Anese… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This paper develops and analyzes feedback-based online optimization methods to regulate
the output of a linear time invariant (LTI) dynamical system to the optimal solution of a time …

Timescale separation in autonomous optimization

A Hauswirth, S Bolognani, G Hug… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Autonomous optimization refers to the design of feedback controllers that steer a physical
system to a steady state that solves a predefined, possibly constrained, optimization …

Time-varying optimization of LTI systems via projected primal-dual gradient flows

G Bianchin, J Cortés, JI Poveda… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This article investigates the problem of regulating, at every time, a linear dynamical system
to the solution trajectory of a time-varying constrained convex optimization problem. The …

Layer-to-layer closed-loop feedback control application for inter-layer temperature stabilization in laser powder bed fusion

B Kavas, EC Balta, M Tucker, A Rupenyan… - Additive …, 2023 - Elsevier
In laser powder bed fusion (LPBF), part quality and process conditions are highly dependent
on the interlayer temperature (ILT) of the exposure surface of printed parts. State-of-the-art …

Non-convex feedback optimization with input and output constraints

V Häberle, A Hauswirth, L Ortmann… - IEEE Control …, 2020 - ieeexplore.ieee.org
In this letter, we present a novel control scheme for feedback optimization. That is, we
propose a discrete-time controller that can steer a physical plant to the solution of a …

Distributed control and optimization for autonomous power grids

F Dörfler, S Bolognani… - 2019 18th European …, 2019 - ieeexplore.ieee.org
The electric power system is currently undergoing a period of unprecedented changes.
Environmental and sustainability concerns lead to replacement of a significant share of …

Nonconvex distributed feedback optimization for aggregative cooperative robotics

G Carnevale, N Mimmo, G Notarstefano - Automatica, 2024 - Elsevier
Distributed aggregative optimization is a recently emerged framework in which the agents of
a network want to minimize the sum of local objective functions, each one depending on the …

Linear-convex optimal steady-state control

LSP Lawrence, JW Simpson-Porco… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
We consider the problem of designing a feedback controller for a multivariable linear time-
invariant system, which regulates a system output to the solution of an equality-constrained …

Momentum-based distributed continuous-time nonconvex optimization of nonlinear multi-agent systems via timescale separation

Z **, CK Ahn, J Li - IEEE Transactions on Network Science …, 2022 - ieeexplore.ieee.org
This study addresses the distributed nonconvex optimization problem for nonlinear multi-
agent systems over a weight-balanced and quasi-strongly connected graph. The purpose is …