Decomposition of nonconvex optimization via bi-level distributed ALADIN

A Engelmann, Y Jiang, B Houska… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Decentralized optimization algorithms are of interest in different contexts, eg, optimal power
flow or distributed model predictive control, as they avoid central coordination and enable …

Optimal experiment design under parametric uncertainty: A comparison of a sensitivities based approach versus a polynomial chaos based stochastic approach

P Nimmegeers, S Bhonsale, D Telen… - Chemical Engineering …, 2020 - Elsevier
In order to estimate parameters accurately in nonlinear dynamic systems, experiments that
yield a maximum of information are invaluable. Such experiments can be obtained by …

Optimal Bayesian experiment design for nonlinear dynamic systems with chance constraints

JA Paulson, M Martin-Casas, A Mesbah - Journal of Process Control, 2019 - Elsevier
The optimal design of experiments is crucial for maximizing the information content of data
across a wide-range of experimental goals. This paper presents a Bayesian approach to …

Satisfaction of path chance constraints in dynamic optimization problems

ES Schultz, S Olofsson, A Mhamdi, A Mitsos - Computers & chemical …, 2022 - Elsevier
We propose an algorithm that calculates heuristically optimal solutions for dynamic
optimization problems with path chance constraints. The solution is a feasible point in the …

[HTML][HTML] Comparison of dual based optimization methods for distributed trajectory optimization of coupled semi-batch processes

LS Maxeiner, S Engell - Optimization and Engineering, 2020 - Springer
The physical and virtual connectivity of systems via flows of energy, material, information,
etc., steadily increases. This paper deals with systems of sub-systems that are connected by …

Uncertainty in optimal experiment design: comparing an online versus offline approaches

D Telen, P Nimmegeers, J Van Impe - IFAC-PapersOnLine, 2018 - Elsevier
Abstract Model-based experiment design for parameter estimation is aimed at obtaining
accurate parameter estimates with minimal variance. However, these experiment designs …

Distributed Stochastic Optimal Control of Nonlinear Systems Based On ADMM

MP von Esch, D Landgraf, M Steffel… - IEEE Control …, 2024 - ieeexplore.ieee.org
This paper presents an algorithm based on the alternating direction method of multipliers
(ADMM) for the distributed solution of optimal control problems of stochastic multi-agent …

A distributed robust optimal control framework based on polynomial chaos

P Piprek, S Gros, F Holzapfel - CEAS EuroGNC 2019, 2019 - eurognc.ceas.org
This study is concerned with the development of a robust open-loop optimal control (ROC)
framework that distributes different generalized polynomial chaos (gPC) sub-problems from …

Distributed optimization with ALADIN for non-convex optimal control problems

D Burk, A Völz, K Graichen - 2020 59th IEEE Conference on …, 2020 - ieeexplore.ieee.org
This paper extends the recently introduced ALADIN algorithm to non-convex continuous-
time optimal control problems with nonlinear dynamics and linear coupling constraints. The …

On the implementation of generalized polynomial chaos in dynamic optimization under stochastic uncertainty: a user perspective

S Bhonsale, P Nimmegeers, D Telen… - Computer Aided …, 2019 - Elsevier
Throughout the past century, numerous frameworks have been presented to address
different types of uncertainty in model-based (dynamic) optimization. One of the most …