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Volume 2 -2002
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Proceedings of the 2002 Winter Simulation Conference
Publication Year: 2002,Page(s):iii - xxiv
Cited by: Papers (2)
Proceedings of the 2002 Winter Simulation Conference
Year: 2002 | Volume: 2
Virtual factory - highly interactive visualisation for manufacturing
W. Mueller-Wittig;R. Jegathese;Meehae Song;J. Quick;Haibin Wang;Yongmin Zhong
Publication Year: 2002,Page(s):1061 - 1064 vol.2
Cited by: Papers (6)
Funded by the Agency for Science Technology and Research - A*STAR $Singapore, CAMTech is collaborating with a Singaporean research institute and two industry partners with the objective to improve electronics assembly processes. The goal of this project is to visualise the behaviour of an electronics assembly industry based on discrete event simulation. The traditional scenario - from the customer...Show More
Turn lost production into profit - discrete event simulation applied on resetting performance in manufacturing systems
Publication Year: 2002,Page(s):1065 - 1072 vol.2
World-class utilization of manufacturing resources is of vital importance to any manufacturing enterprise in the global competition of today. This requirement calls for superior performance of all processes related to the manufacturing of products. One of these processes is the resetting of machinery and equipment between two product runs, which will be the focus area of this text. This paper exam...Show More
Documentation of discrete event simulation models for manufacturing system life cycle simulation
Publication Year: 2002,Page(s):1073 - 1078 vol.2
Cited by: Papers (6)
The concept of life cycle simulation appeals to most production engineers. There is a problem with simulation models of manufacturing systems; they may be highly complex and time consuming to develop. They embrace a considerable experience, which is gained through the development process of the simulation model. It is therefore not enough to develop an accurate simulation model. The model must be ...Show More
This paper provides a novel method for detecting bottlenecks in manufacturing systems and the shifting of these bottlenecks. All manufacturing systems are constrained by one or more bottlenecks. Improving the bottleneck will improve the whole system. Yet, finding the bottleneck is no trivial task. Furthermore, the system may change over time or due to random events, and subsequently the bottleneck...Show More
Throughput sensitivity analysis using a single simulation
Publication Year: 2002,Page(s):1087 - 1094 vol.2
Cited by: Papers (11)
This paper describes a novel method for calculating the sensitivity of the manufacturing system throughput to the variables of the machines. The sensitivity analysis needs only a single simulation, yet is easy to use and provides accurate results. This sensitivity analysis is then used to predict the change in the system throughput due to a change of the variables of the machines provided that the...Show More
Productivity improvement in the wood industry using simulation and artificial intelligence
Publication Year: 2002,Page(s):1095 - 1098 vol.2
Cited by: Papers (9)
The objective of this article is to present the results obtained after using a simulation optimization methodology applied to a production line from a secondary manufacturing wood processing plant of a well known Chilean mill. For this reason a simulation model constructed in ARENA, was integrated to a genetic algorithm heuristic. The results obtained show that using a different configuration of t...Show More
Manufacturing adapter of distributed simulation systems using HLA
Publication Year: 2002,Page(s):1099 - 1107 vol.2
In this research, a distributed simulation system to easily evaluate a very large manufacturing system by synchronizing several different simulators is developed. We designed the distributed simulation system using the High Level Architecture (HLA) as the IEEE1516 standard. A manufacturing adapter to connect manufacturing system simulators with HLA using a plug-in style is proposed. The developed ...Show More
An architecture for a generic data-driven machine shop simulator
Publication Year: 2002,Page(s):1108 - 1116 vol.2
Standard interfaces could help reduce the costs associated with simulation model construction and data exchange between simulation and other software applications - and thus make simulation technology more affordable and accessible to a wide range of potential industrial users. Currently, small machine shops do not typically use simulation technology because of various difficulties and obstacles a...Show More
Architectural concepts for a system simulator for concurrent prototyping of equipment and controls
K.P. White;R. Fritz;S. Horvath;C. Orellana;J. Wohlers;R.G. Fairbrother;W.S. Terry
Publication Year: 2002,Page(s):1117 - 1122 vol.2
AutoMod/sup /spl reg// is a leading discrete-event simulation package widely applied in the modeling and analysis of distribution systems. Included in the AutoMod software suite is the Model Communications Module (MCM), which allows an executing simulation to open socket connections and to send and receive messages via TCP/IP network protocol. In this paper we report on a pilot study which explore...Show More
Use of GI/G/1 queuing approximations to set tactical parameters for the simulation of MRP systems
Publication Year: 2002,Page(s):1123 - 1129 vol.2
There is a lack of prescriptive methods for setting lot sizes and planned lead times effectively in MRP systems. Recent research has suggested the application of queuing relationships. This study experimentally investigates the use of GI/G/1 relationships for lot size selection along with the use of exponentially smoothed feedback for dynamic planned lead time setting. Results show that assumption...Show More
Virtual reality simulation of a mechanical assembly production line
Publication Year: 2002,Page(s):1130 - 1137 vol.2
Cited by: Papers (23)
This paper presents our work on the application of virtual reality simulation to the design of a production line for a mechanically-assembled product. The development of this simulation was undertaken as a part of the Manufacturing Simulation and Visualization Program at the National Institute of Standards and Technology in Gaithersburg, MD. The major research problem is the partitioning and analy...Show More
An approach and interface for building generic manufacturing Kanban-systems models
Publication Year: 2002,Page(s):1138 - 1141 vol.2
Cited by: Papers (2)
Simulation of manufacturing systems, historically the first major application area of discrete-event process simulation, is becoming a steadily more proactive and important strategy for achieving manufacturing efficiency. Concurrently, lean manufacturing has become a nearly essential corporate strategy to compete successfully in an increasingly austere and global business environment. Furthermore,...Show More
Optimum-seeking simulation in the design and control of manufacturing systems: experience with OptQuest for Arena
Publication Year: 2002,Page(s):1142 - 1150 vol.2
This paper presents some of my experience in applying a commercial optimum-seeking simulation tool to manufacturing system design and control problems. After a brief introduction to both the general approach and to the specific tool being used, namely OptQuest for Arena, the main body of the paper reports on the use of the tool in tackling two manufacturing system design and control problems, one ...Show More
Optimization of operations in a steel wire manufacturing company
Publication Year: 2002,Page(s):1151 - 1156 vol.2
Cited by: Papers (1)
The project was conducted in a high quality steel wire manufacturing company with the production capacity of over 120,000 tones/annum. The wire drawn from the high speed wire drawing (KOCH) machine is fed as the raw material for BEKEART (zinc coating galvanization) furnace. The problem faced by the company is the variability in the amount of input to the furnace, which results from the breakdowns ...Show More
Optimization of buffer sizes in assembly systems using intelligent techniques
Publication Year: 2002,Page(s):1157 - 1162 vol.2
Cited by: Papers (30)
When the systems under investigation are complex, the analytical solutions to these systems become impossible. Because of the complex stochastic characteristics of the systems, simulation can be used as an analysis tool to predict the performance of an existing system or a design tool to test new systems under varying circumstances. However, simulation is extremely time consuming for most problems...Show More
Modeling computer assembly operations for supply chain integration
Publication Year: 2002,Page(s):1165 - 1173 vol.2
Cited by: Papers (7)
Factory operations have been modeled for years to understand the relationship between the different design and policy factors and the performance measures of interest. The increasing awareness of the need to manage factories as a link in the supply chain places a corresponding requirement for an enhanced approach for factory modeling. This paper describes the modeling of a computer assembly factor...Show More
AI-based optimization for fleet management in maritime logistics
Publication Year: 2002,Page(s):1174 - 1182 vol.2
Cited by: Papers (5)
This paper outlines the features of an automated decision support system (DSS) developed to optimize the logistics of maritime transportation for a large chemical company. The paper focuses on the design and implementation of an optimization module to complement a DSS architecture including dynamic databases, decision heuristics, and dynamic process simulation, for the systematic generation of cos...Show More
Investigation of influence of modeling fidelities on supply chain dynamics
Publication Year: 2002,Page(s):1183 - 1191 vol.2
Cited by: Papers (9)
In this paper, a three-echelon supply chain model is analyzed to determine strategies to reduce the supply chain system dynamics. Uniqueness of this research stems from the use of multiple models with varying degrees of detail representing the same supply chain. The significance of a detailed supply chain model on the quality of result is made clear. Factors employed to build an abstract to a deta...Show More
Simulation reduces airline misconnections: a case study
Publication Year: 2002,Page(s):1192 - 1198 vol.2
With most major airlines operating a hub-and-spoke system and partnering with other airlines to offer code share flights, more and more passengers are required to make at least one connection before reaching their final destination. These trends in the airline industry have increased the percentage of transfer passengers. In order to minimize the number of missed connections and offer customers a ...Show More
Simulation building blocks for airport terminal modeling
Publication Year: 2002,Page(s):1199 - 1206 vol.2
Airports are an ideal application area for simulation. The processes are in a continuous state of change, are complex and stochastic, involve many moving objects, and require a good performance that can be measured in several different performance indicators. Within airports, but also between airports, the same kind of questions are answered over and over again. Often, however, new simulation mode...Show More
The application of distributed simulation in TOMAS: redesigning a complex transportation model
Publication Year: 2002,Page(s):1207 - 1213 vol.2
This paper describes the application of distributed discrete event simulation in the study of an automated container terminal. The new model was developed to continue the study of large and complex logistic systems. In a previous study, a standalone model of the terminal was used that included all the characteristics of container handling between the ships and the container stack. A new distribute...Show More
Traffic simulation application to plan real-time distribution routes
Publication Year: 2002,Page(s):1214 - 1218 vol.2
This paper studies the effect of real-time information on optimal routes employed by distribution vehicles that supply goods from distribution centers to the stores in any retail environment. This methodology uses simulation models to mimic actual traffic conditions as functions of times of the day along the distribution routes to suggest meta-optimal routes over the ones provided by the routing a...Show More
Techniques to enhance performance of an existing aviation simulation
Publication Year: 2002,Page(s):1219 - 1225 vol.2
Facing a need to run large scenarios on aviation models more quickly than the one to two days currently required, the MITRE Corporation undertook an effort to reduce the execution time of one such simulation. Time and cost constraints prohibited a major rewrite of the almost one million existing lines of code, so only solutions requiring minimal changes to the code base were considered. This paper...Show More
Research flight simulation of future autonomous aircraft operations
M.S.V. Valenti Clari;R.C.J. Ruigrok;B.W.M. Heesbeen;J. Groeneweg
Publication Year: 2002,Page(s):1226 - 1234 vol.2
Cited by: Papers (6)
A key element in the development and innovation of future aviation concepts and systems is research flight simulation. Research flight simulation is applied when the performance and perception of human pilots is a key measure of the overall assessment. This paper gives an overview of the research simulation set-up of the National Aerospace Laboratory (NLR), Amsterdam, the Netherlands, which is use...Show More
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