Planning on discrete event systems using parallelism maximization

LVR Alves, PN Pena, RHC Takahashi - Control Engineering Practice, 2021 - Elsevier
This work deals with the production planning problem in Discrete Event Systems, using the
Supervisory Control Theory to establish the search space and developing two heuristics …

A multi-objective approach for manufacturing systems with multiple production routes based on supervisory control theory and heuristic algorithms

LVR Alves, GC Rafael, LS Batista, PN Pena - Discrete Event Dynamic …, 2023 - Springer
Heterogeneity among equipment in industrial production lines may have a major impact on
energy consumption and makespan. The Supervisory Control Theory of discrete event …

SAT-Reach: A Bounded Model Checker for Affine Hybrid Systems

A Kundu, S Das, R Ray - ACM Transactions on Embedded Computing …, 2023 - dl.acm.org
Bounded model checking (BMC) is well-known to be undecidable even for simple hybrid
systems. Existing work targeted for a wide class of non-linear hybrid systems reduces the …

Sco-concat: a solution to a planning problem in flexible manufacturing systems using supervisory control theory and optimization techniques

TA Costa, PN Pena, RHC Takahashi - Journal of Control, Automation and …, 2018 - Springer
This work presents a modified version of the SCO (Supervisory Control and Optimization)
methodology, proposed in Pena et al.(Inf Sci 329: 491–502, 2016) to deal with planning …

[PDF][PDF] Using an abstraction of the supervisor to solve a planning problem in manufacturing systems

GC Rafael, PN PENA - Congresso Brasileiro de Automática-CBA, 2019 - sba.org.br
This paper deals with a production-planning problem in the industrial environment from the
perspective of Discrete Event Systems. The use of the solution obtained by applying the …

Time optimal synthesis based upon sequential abstraction and maximizing parallelism

S Ware, R Su - 2017 13th IEEE Conference on Automation …, 2017 - ieeexplore.ieee.org
The Ramadge-Wonham supervisory control paradigm has been shown effective in dealing
with logic control. Nevertheless, time-related performance is always one of the major …

Using Markov Decision Process over Local Modular Supervisors for Planning Problems

D Sarsur, LVR Alves, PN Pena - IFAC-PapersOnLine, 2024 - Elsevier
This paper presents a novel algorithm that employs the Markov Decision Process approach
to efficiently determine sequences that minimize makespan for planning problems. The …

Solution of a scheduling problem using an abstraction of the closed loop behaviour of a discrete event system

GC Rafael - 2018 - repositorio.ufmg.br
This dissertation deals with a production-planning problem in the industrial environment
from the perspective of Discrete Event Systems. For such, a solution obtained by applying …

Makespan reduction for Time-Weighted Systems using a Clonal Selection algorithm

GL Vargas, AEC Da Cunha - 2022 IEEE 27th International …, 2022 - ieeexplore.ieee.org
The time-optimal control of Time-Weighted Systems (TWS) is an approach that can be used
to makespan reduction of Computer-Integrated Manufacturing (CIM) Systems. Unfortunately …

[PDF][PDF] Planejamento da Produçao em Sistemas a Eventos Discretos usando Heurıstica

LV Alves, PN Pena, RH Takahashi… - XIV Simpósio Brasileiro …, 2019 - researchgate.net
In this work we address the problem of production planning in Discrete Event Systems by
applying a pruning heuristic to an exact algorithm of minimization of makespan. The …