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Displaying 76 - 100 of 136

Enabling Flexible Manufacturing Systems by Using Level of Automation as Design Parameter

August 19, 2009
Author(s)
Bjoern J. Johansson, Asa Fasth, Johan Stahre, Juhani Heilala, Swee K. Leong, Yung-Tsun T. Lee, Frank H. Riddick
Handling flexibility in an ever changing manufacturing environment is one of the key challenges for a successful industry. By using tools for virtual manufacturing, industries can analyze and predict outcomes of changes before taking action to change the

Overview of MSA Needs for Homeland Security

July 29, 2009
Author(s)
Charles R. McLean, Sanjay Jain, Yung-Tsun Lee
A number of modeling, simulation and analysis (MSA) efforts have evolved to support homeland security initiatives. Various organizations involved in homeland security related work have realized the value of MSA and have funded development for their

REPRESENTING LAYOUT INFORMATION IN THE CMSD SPECIFICATION

July 9, 2008
Author(s)
Frank H. Riddick, Yung-Tsun T. Lee
Developing mechanisms for the efficient exchange of information between simulations and other manufacturing tools is a critical problem today. For many areas of manufacturing, neither representations for the information nor mechanisms for exchanging the

A Real World Pilot implementation of the Core Manufacturing Simulation Information Model

June 23, 2008
Author(s)
Swee K. Leong, Marcus Johansson, Bj?rn Johansson, Yung-Tsun T. Lee, Frank H. Riddick
While software for discrete event simulation (DES) has emerged into sophisticated tools for decision support in a wide range of contexts, the need to integrate DES tools with other applications is increasing. In the industrial engineering context

Homeland Security Simulation Domain: A Needs Analysis Overview

May 19, 2008
Author(s)
Charles R. McLean, Sanjay Jain, Yung-Tsun T. Lee
The effective use of modeling, simulation, and analysis (MSA) applications could greatly enhance our nation s ability to achieve homeland security goals. The development of MSA applications has been conducted largely on an ad hoc and piecemeal basis. There

A Taxonomy of Homeland Security Modeling, Simulation, and Analysis Applications

April 14, 2008
Author(s)
Charles R. McLean, Sanjay Jain, Yung-Tsun T. Lee
The effective use of modeling, simulation, and analysis (MSA) applications could greatly enhance our ability to carry out the homeland security mission. These applications can be used to evaluate vulnerabilities in the nation s critical infrastructure as

An Integrated Simulation Environment for Incident Management Training

September 1, 2007
Author(s)
Charles R. McLean, Sanjay Jain, Yung-Tsun T. Lee, Guodong Shao
Simulation and gaming can support decision making through all phases of incident management including prevention, preparedness, response, recovery, and mitigation. A number of gaming and simulation tools have been developed for the purpose but they

Integration of Incident Management Simulation-based Training Applications

September 1, 2007
Author(s)
Charles R. McLean, Yung-Tsun T. Lee, Sanjay Jain
The nation's incident management personnel and emergency responders need to work in a coordinated, well-planned manner to best mitigate the impact of natural and man-made disasters. They need to be trained and be ready to act in view of increased security

A Pilot Implementation of the Core Manufacturing Simulation Data Information Model

July 1, 2007
Author(s)
Yung-Tsun T. Lee, Swee K. Leong, Frank H. Riddick, Marcus Johansson, Bjoern J. Johansson
Interoperability between manufacturing software applications and simulation is currently extremely limited, and it has been recognized that there is a great need for methods to improve interoperability. The Core Manufacturing Simulation Data (CMSD)

A Test Implementation of the Core Manufacturing Simulation Data Specification

July 1, 2007
Author(s)
Marcus Johansson, Swee K. Leong, Yung-Tsun T. Lee, Frank H. Riddick, Guodong Shao, Bjoern J. Johansson, Anders Skoogh, P Klingstam
This paper describes an effort of testing the Core Manufacturing Simulation Data (CMSD) information model as a neutral data interface for a discrete event simulation model developed using Enterprise Dynamics. The implementation is based upon a model of a

Towards Standards for Integrated Gaming and Simulation for Incident Management

July 1, 2007
Author(s)
Sanjay Jain, Charles R. McLean, Yung-Tsun T. Lee
Simulation and gaming can support decision making through all phases of incident management including prevention, preparedness, response, recovery and mitigation. A number of gaming and simulation tools have been developed for the purpose but they

A Simulation Architecture for Manufacturing Interoperability Testing

May 1, 2007
Author(s)
Charles R. McLean, Sanjay Jain, Frank H. Riddick, Yung-Tsun T. Lee
Manufacturing systems are often costly to develop and operate. Simulation technology has been demonstrated to be an effective tool for improving the efficiency of manufacturing system design, operation, and maintenance. But manufacturing simulations are

Machine Shop Information Model Application, Next Step

April 11, 2007
Author(s)
Yung-Tsun Lee, Yan Luo
Simulation is defined as the imitation of the operation of a system or real-world process over time, and in many cases, manufacturing provides one of the most important applications of simulation (Zolfaghari and Roa, 2006). Standard interfaces could make

The Interface Development for Machine Shop Simulation

October 1, 2006
Author(s)
Yan Luo, Yung-Tsun T. Lee
Modeling and simulation technology is recognized for facilitating training, reducing production cost, improving product quality, and shortening development time. However, this technology remains largely underutilized by industry today. This is because

Information Modeling and Model Implementation

January 1, 2006
Author(s)
Yung-Tsun Lee, Charles R. McLean, Yan Luo
Today?s manufacturing industry greatly relies on computer technology to support activities throughout a product?s life cycle. Effective and efficient information sharing and exchange among computer systems have been critical issues. Formal information

A Simulation and Gaming Architecture for Manufacturing Research, Testing, and Training

September 1, 2005
Author(s)
Charles R. McLean, Sanjay Jain, Yung-Tsun Lee, Frank H. Riddick
Manufacturing systems are often costly to develop and operate. Simulation technology has been demonstrated to be an effective tool for improving the efficiency of manufacturing system design, operation, and maintenance. But manufacturing simulations are

Data Exchange for Machine Shop Simulation

July 1, 2005
Author(s)
Yung-Tsun Lee, Yan Luo
Manufacturing simulation systems normally provide inter-faces for data import and export using proprietary formats. Dependent data interfaces limit simulation applications in the manufacturing industry. This paper describes a mecha-nism for transferring

Data Transfer Strategy for Machine Shop Simulation

July 1, 2005
Author(s)
Yung-Tsun Lee, Yan Luo
Manufacturing simulation systems normally provide interfaces for data import and export using proprietary formats. Dependent data interfaces limit simulation applications in the manufacturing industry. This paper describes a mechanism for transferring data

Prototype Implementation Based on the Machine Shop Information Model

July 1, 2005
Author(s)
Yung-Tsun Lee, Yan Luo, Guodong Shao
Interoperability between manufacturing software applications and simulation is currently extremely limited. A machine shop information model has been developed at the National Institute of Standards and Technology (NIST) as a part of system

Application of Machine Shop Data Model in Manufacturing Simulation

May 1, 2005
Author(s)
Yan Luo, Yung-Tsun Lee
Simulation technology holds tremendous promise for the manufacturing industry. A machine shop data model has been developed at the National Institute of Standards and Technology (NIST) to represent neutral machine shop data for supporting machine shop
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