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Operations Research, Systems Engineering and Industrial Engineering Commons

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University of Nebraska - Lincoln

Department of Industrial and Management Systems Engineering: Faculty Publications

Series

2000

Articles 1 - 5 of 5

Full-Text Articles in Operations Research, Systems Engineering and Industrial Engineering

A Web-Based Interface For Storing And Executing Simulation Models, Paul Savory Dec 2000

A Web-Based Interface For Storing And Executing Simulation Models, Paul Savory

Department of Industrial and Management Systems Engineering: Faculty Publications

The dominance of the Internet in the development of information and communication technology has made Web-based distributed solutions increasingly attractive. Apart from providing other services, the World Wide Web is being looked upon as an environment for hosting modeling and simulation applications. SIMAN is a simulation language that allows users to simulate discrete and continuous systems. In this research, a web-based interface or toolkit has been developed for storing and executing SIMAN simulation models over the Internet. This toolkit consists of a World Wide Web interface to SIMAN and a web-accessible database for storing user models. It provides users an …


A Web-Based Interface For Storing And Executing Simulation Model, Ashu Guru, Paul Savory, Robert Williams Dec 2000

A Web-Based Interface For Storing And Executing Simulation Model, Ashu Guru, Paul Savory, Robert Williams

Department of Industrial and Management Systems Engineering: Faculty Publications

The dominance of the Internet in the development ofinformation and communication technology has madeWeb-based distributed solutions increasingly attractive.Apart from providing other services, the World Wide Webis being looked upon as an environment for hostingmodeling and simulation applications. SIMAN is asimulation language that allows users to simulate discreteand continuous systems. In this research, a web-basedinterface or toolkit has been developed for storing andexecuting SIMAN simulation models over the Internet.This toolkit consists of a World Wide Web interface toSIMAN and a web-accessible database for storing usermodels. It provides users an easy-to-use environment fordeveloping text-based simulation models using the SIMANsimulation language. It also …


Design Of Visual Displays For Teleoperation, S. H. Park, Jeffrey C. Woldstad Jan 2000

Design Of Visual Displays For Teleoperation, S. H. Park, Jeffrey C. Woldstad

Department of Industrial and Management Systems Engineering: Faculty Publications

Human exposures to hostile work environments can be reduced when tele-operated systems are used to remotely control manipulators in these environments. Tele-operation systems were initially developed by the nuclear industry but are currently applied in areas including surgery, construction, mining, warehousing, firefighting, undersea exploration, military operations, and space. The role of human operators in tele-operated systems varies with the level-ofautomation of the system. Some systems require only supervisory control from the operator, while many others require direct manual manipulation through a controller. However, even for highly automated systems, human operators play an important role as a backup when the system …


Digital Human Models For Ergonomics, Jeffrey C. Woldstad Jan 2000

Digital Human Models For Ergonomics, Jeffrey C. Woldstad

Department of Industrial and Management Systems Engineering: Faculty Publications

Digital human models in the context of this section are computer-generated representations of human beings used in computer-aided design (CAD) or similar programs. These models are increasingly being used by ergonomists and other engineers to design both equipment and work environments to meet the needs of human operators. They have the advantage of allowing the designer to explore the potential advantages and disadvantages of different design configurations without requiring the construction of expensive physical mock-ups used in the past.

Using a digital human model, design engineers can position and manipulate operators of varying anthropometry within the simulated work environment. A …


Quality Inspection Task In Modern Manufacturing, J. A. Pesante-Santana, Jeffrey C. Woldstad Jan 2000

Quality Inspection Task In Modern Manufacturing, J. A. Pesante-Santana, Jeffrey C. Woldstad

Department of Industrial and Management Systems Engineering: Faculty Publications

The development of numerically controlled machines, group technology, cellular manufacturing and just-in-time (JIT) production systems have revolutionized the way products are designed and manufactured. These technological and strategic advances have changed the role of human operators in the manufacturing environment. The highly specialized work force of the low-tech manufacturing system has evolved into the multi-skilled work force of the high- tech manufacturing system. Among the multiple tasks that an operator is expected to perform in advance manufacturing systems (AMS) are job scheduling, inventory planning, machine set-up, problem-solving and quality inspection.

Throughout this evolution, human sensory detection capabilities have been a …