Discrete-event-based planning and control of telerobotic part-mating process with communication delay and geometric uncertainty

Author(s):  
Young-Jo Cho ◽  
T. Kotoku ◽  
K. Tanie
2017 ◽  
Vol 107 (03) ◽  
pp. 143-147
Author(s):  
C. Berger ◽  
J. Pielmeier ◽  
G. Prof. Reinhart

Unternehmen müssen Entscheidungen in der Produktionsplanung und -steuerung (PPS) häufig anhand unzureichender und veralteter Informationen treffen. Stets sollte eine aktuelle und transparente Sicht auf die relevanten Produktionsprozesse und Kennzahlen durch aktuelle Informationen möglich sein. Eine ereignisbasierte PPS erlaubt es, flexibel und schnell auf Veränderungen im Produktionsprozess zu reagieren. Der Fachbeitrag erläutert die Modellierung von Ereignissen sowie den Aufbau von ereignisbasierten Systemen und mögliche Anwendungsfelder einer ereignisbasierten PPS.   Decisions in production planning and control are often based on inadequate and obsolete data. A transparent view on the relevant production processes and key figures should be enabled. Event-based production planning and control allows responding more flexibly and quickly to changes during the production process. The present article explains the modelling of events and the structure of event-based systems and presents possible application fields for an event-based production planning and control.


2015 ◽  
Vol 809-810 ◽  
pp. 1456-1461 ◽  
Author(s):  
Damian Krenczyk ◽  
Malgorzata Olender

In the days of fierce competition, rapid changes and new technologies, production, and above all, production planning and control cannot be implemented in isolation to changes in the market. The ability to quickly adjust to changes, being flexible is now essential for high tech companies. One of the key area of production management, that must continuously evolve by searching for new methods and tools for increasing the efficiency of decision-making process is the area of production planning and control. In solving the problems associated with production planning are increasingly used advanced simulation programs. They support the planners, especially in situations related to changes in the assortment, or the introduction of new products into the market. A practical example of using the simulation program for production planning is presented in the paper. It is shown that an advanced simulation program can be an effective tool used in decision making area. The construction of the model, and performed experiments are crucial for enterprises where among other things punctuality and flexibility are the most important elements. A short time for the results of the simulation allows for quick response and, if necessary, make changes to the model by planners to achieve the best results with the given parameters associated with the required to complete the production orders.


2008 ◽  
Vol 5 (1) ◽  
pp. 113-126 ◽  
Author(s):  
Petter Falkman ◽  
Johan Nielsen ◽  
Bengt Lennartson ◽  
Astrid von Euler-Chelpin

2021 ◽  
Vol 28 (2) ◽  
Author(s):  
Bruno da Silva Barreto ◽  
Juliana Keiko Sagawa ◽  
Mateus Scalet Silva

Abstract: This paper aims at presenting a structure of implementation of the Workload Control (WLC) approach on a commercial discrete event simulation software by comprehensively demonstrating how to construct and simulate this approach. This research was developed considering the lack of studies fully describing this implementation on this kind of software, which hinders the dissemination and use of the WLC approach by managers. Initially, the logic was developed on a dedicated and structured language and then converted to the simulation software. A detailed description of the WLC implementation contributes to the business domain by facilitating its replication and application in other manufacturing environments, reducing the project time needed to develop the base model and allowing managers and/or researchers to focus directly on the adjustments of the model to the environment being modeled. In the academic domain, this paper addresses a gap in the WLC literature concerning the lack of tutorials for simulation and the lack of information, in the existing papers, regarding the development of the computational model.


Robotica ◽  
1997 ◽  
Vol 15 (2) ◽  
pp. 181-198
Author(s):  
Fazel Naghdy ◽  
Naeem Anjum

Conventional robotics has proved to be inflexible and non-generic. The concept of Distributed Manipulation Environment (DME) is introduced to overcome some of these shortcomings. This concept proposes a distributed approach to robotics and flexible automation. The work is concerned with modelling, simulation and event based control of DME. The modelling, conducted both at the atomic and the coupled level, is quite generic and provides a framework for static and dynamic behaviour analysis of DME systems. The simulation models serve as a mean of performance evaluation of the system on a computer before the actual implementation in real time. The event-based controller provides a simple and robust control scheme. The controller, itself, can be tested, validated and finely tuned through simulation before implementation. The feasibility of the modelling technique is demonstrated through a case study.


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