Results 21 to 30 of about 321,371 (284)

Dynamic Bottleneck Identification of Manufacturing Resources in Complex Manufacturing System

open access: yesApplied Sciences, 2022
Bottleneck identification is of great interest in discrete manufacturing fields, as they limit the system’s throughput. However, the bottlenecks are difficult to accurately identify due to the instability and complexity of discrete manufacturing systems.
Xuan Su   +4 more
doaj   +1 more source

Quantifying the Impact of Inspection Processes on Production Lines through Stochastic Discrete-Event Simulation Modeling

open access: yesModelling, 2021
Inspection processes are becoming more and more popular beyond the manufacturing industry to ensure product quality. Implementing inspection systems in multistage production lines brings many benefits in productivity, quality, and customer satisfaction ...
Pablo Martinez, Rafiq Ahmad
doaj   +1 more source

An algorithm for compositional nonblocking verification of extended finite-state machines [PDF]

open access: yes, 2014
This paper describes an approach for compositional nonblocking verification of discrete event systems modelled as extended finite-state machines (EFSM). Previous results about finite-state machines in lock-step synchronisation are generalised and applied
Fabian, Martin   +2 more
core   +2 more sources

Buckling and strength analysis of panels with discrete stiffness tailoring [PDF]

open access: yes, 2019
Continuous variation of stiffness across flat plates has been shown, theoretically, to improve buckling performance by up to 60%. However, steered fibre manufacturing methods cannot achieve the minimum radius of curvature required for improvement whilst ...
Butler, Richard   +3 more
core   +3 more sources

Manufacturing operations management systems in small and medium business (discrete manufacturing) [PDF]

open access: yesPrůmyslové inženýrství 2021: Sborník příspěvků, 2021
This article deals with Manufacturing Operations Management / Manufacturing Execution Systems for Small and Medium Business as specific type of companies. Many times, those companies do not have resources to follow full complexity of Manufacturing Operations managements system and need to select only products which they ...
Michal Dic   +3 more
openaire   +1 more source

Compositional synthesis of maximally permissive supervisors using supervision equivalence [PDF]

open access: yes, 2007
This paper presents a general framework for efficient synthesis of supervisors for discrete event systems. The approach is based on compositional minimisation, using concepts of process equivalence.
Akesson, Knut   +3 more
core   +3 more sources

A technical overview of metallic parts in hybrid additive manufacturing industry

open access: yesJournal of Materials Research and Technology, 2022
Additive manufacturing technologies have emerged as the promising alternatives of conventional manufacturing techniques. Conventional manufacturing techniques involves cutting and removal of material by mechanical procedures to achieve final product ...
Mehmet Erdi Korkmaz   +4 more
doaj   +1 more source

A Framework for Service-Oriented Digital Twin Systems for Discrete Workshops and Its Practical Case Study

open access: yesSystems, 2023
To address issues in discrete manufacturing workshops, such as the difficulty for management personnel to coordinate workshop production and the challenge of visualizing and supervising a massive amount of temporary data, this paper proposes a service ...
Qinglei Zhang   +4 more
doaj   +1 more source

An optimization-based control strategy for energy efficiency of discrete manufacturing systems [PDF]

open access: yes, 2019
In order to reduce the global energy consumption and avoid highest power peaks during operation of manufacturing systems, an optimization-based controller for selective switching on/off of peripheral devices in a test bench that emulates the energy ...
Bermeo Ayerbe, Miguel Ángel   +3 more
core   +2 more sources

Effects of Gravity and Non-Perpendicularity during Powder-Fed Directed Energy Deposition of Ni-Based Alloy 718 through Two Types of Coaxial Nozzle [PDF]

open access: yes, 2020
The consequences of gravity and the nozzle inclination angle in the powder-fed Directed Energy Deposition (DED) process were examined in this study.
Alberdi, Amaia   +3 more
core   +2 more sources

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