Results 61 to 70 of about 114,161 (294)

Extended Analysis of Simulation Paradigms and Development of a Mesoscopic Model Based on the Discrete Time Paradigm

open access: yesTransport and Telecommunication
The theoretical part of the paper examines the paradigms of process simulation that have become standard by analysing the features of “time” and “state”.
Tolujevs Jurijs   +2 more
doaj   +1 more source

Simulation of Electrical Grid with Omnet++ Open Source Discrete Event System Simulator

open access: yesHungarian Journal of Industry and Chemistry, 2016
The simulation of electrical networks is very important before development and servicing of electrical networks and grids can occur. There are software that can simulate the behaviour of electrical grids under different operating conditions, but these ...
Sőrés Milán, Fodor Attila
doaj   +1 more source

PetriNet Editor + PetriNet Engine: New Software Tool For Modelling and Control of Discrete Event Systems Using Petri Nets and Code Generation

open access: yesApplied Sciences, 2020
Petri nets are an important tool for creation of new platforms for digitised production systems due to their versatility in modelling discrete event systems.
Erik Kučera   +4 more
doaj   +1 more source

Tail Asymptotics for Discrete Event Systems [PDF]

open access: yesDiscrete Event Dynamic Systems, 2006
In the context of communication networks, the framework of stochastic event graphs allows a modeling of control mechanisms induced by the communication protocol and an analysis of its performances. We concentrate on the logarithmic tail asymptotics of the stationary response time for a class of networks that admit a representation as (max,plus)-linear ...
openaire   +3 more sources

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Discrete Optimization on Train Rescheduling on Single-Track Railway: Clustering Hierarchy and Heuristic Search

open access: yesJournal of Advanced Transportation, 2020
This paper focuses on discrete dynamic optimization on train rescheduling on single-track railway with the consideration of train punctuality and station satisfaction degree. A discrete dynamic system is firstly described to mimic train rescheduling, and
Zhengkun Zhang, Changfeng Zhu, Wenhu Ma
doaj   +1 more source

Discrete Event Simulation of Hybrid Systems [PDF]

open access: yesSIAM Journal on Scientific Computing, 2004
Summary: This paper describes the quantization-based integration methods and extends their use to the simulation of hybrid systems. Using the fact that these methods approximate ordinary differential equations (ODEs) and differential algebraic equations (DAEs) by discrete event systems, it is shown how hybrid systems can be approximated by pure ...
openaire   +2 more sources

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

Insights from a Decade of Optimizing Emergency Medical Services Across Three Major Regions in Switzerland

open access: yesEmergency Care and Medicine
Prehospital care, and especially emergency medical services (EMSs), are facing an increasing demand, while experiencing financial pressure. Strategies aimed at improving prehospital care management emphasize the efficient utilization of resources, but ...
Christoph Strauss   +3 more
doaj   +1 more source

Enabling Digital Continuity in Virtual Manufacturing for Eco‐Efficiency Assessment of Lightweight Structures by Means of a Domain‐Specific Structural Mechanics Language: Requirements, Idea and Proof of Concept

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a solver‐agnostic domain‐specific language (DSL) for computational structural mechanics that strengthens interoperability in virtual product development. Using a hierarchical data model, the DSL enables seamless exchange between diverse simulation tools and numerical methods.
Martin Rädel   +3 more
wiley   +1 more source

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