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Articles 1 - 7 of 7
Full-Text Articles in Operations Research, Systems Engineering and Industrial Engineering
An Active Study Of A Roller Coaster Project In Asia., Robert Leamon Bridges
An Active Study Of A Roller Coaster Project In Asia., Robert Leamon Bridges
Electronic Theses and Dissertations
A roller coaster manufacturer became aware that improperly heat treated track couplings were sent to a construction site for assembly. Concerns were that suspect couplings might not meet the engineering specifications and could be vulnerable to sudden failure. A testing company in Oak Ridge, TN that specializes in in-situ and laboratory mechanical testing was contacted by the manufacturer for help in this endeavor. The construction company elected to enlist a local testing firm to perform field tests on the components instead of the company in Oak Ridge. The test methods used are incapable of providing quantitative results that could be …
A Safeguards Design Strategy For Domestic Nuclear Materials Processing Facilities., Jonathan Long
A Safeguards Design Strategy For Domestic Nuclear Materials Processing Facilities., Jonathan Long
Electronic Theses and Dissertations
The outdated and oversized nuclear manufacturing complex within the United States requires its transformation into a smaller, safe, and secure enterprise. Health and safety risks, environmental concerns, and the end of the Cold War have all contributed to this necessity. The events of September 11, 2001, emphasized the protection requirements for nuclear materials within the U.S. as well as abroad.
Current Nuclear Safeguards regulations contain minimal prescriptive requirements relating to the design of new production facilities. Project management and engineering design guides require that design documents contain specific and measureable statements relating to systems requirements. The systems engineering process evaluates …
A Methodology To Stabilize The Supply Chain, Alfonso Sarmiento
A Methodology To Stabilize The Supply Chain, Alfonso Sarmiento
Electronic Theses and Dissertations
In today's world, supply chains are facing market dynamics dominated by strong global competition, high labor costs, shorter product life cycles, and environmental regulations. Supply chains have evolved to keep pace with the rapid growth in these business dynamics, becoming longer and more complex. As a result, supply chains are systems with a great number of network connections among their multiple components. The interactions of the network components with respect to each other and the environment cause these systems to behave in a highly nonlinear dynamic manner. Ripple effects that have a huge, negative impact on the behavior of the …
An Interval Based Approach To Model Input Uncertainty In Discrete-Event Simulation, Ola Batarseh
An Interval Based Approach To Model Input Uncertainty In Discrete-Event Simulation, Ola Batarseh
Electronic Theses and Dissertations
The objective of this research is to increase the robustness of discrete-event simulation (DES) when input uncertainties associated models and parameters are present. Input uncertainties in simulation have different sources, including lack of data, conflicting information and beliefs, lack of introspection, measurement errors, and lack of information about dependency. A reliable solution is obtained from a simulation mechanism that accounts for these uncertainty components in simulation. An interval-based simulation (IBS) mechanism based on imprecise probabilities is proposed, where the statistical distribution parameters in simulation are intervals instead of precise real numbers. This approach incorporates variability and uncertainty in systems. In …
Knowledge Management Determinants Of Continuance Behavior: Evaluating The Air Force Knowledge Now Knowledge Management System, Eric Tucker
Electronic Theses and Dissertations
Knowledge management (KM) encompasses the set of capabilities, processes, tools, and techniques for the most effective use of knowledge by an organization. The goal of KM is to improve the organization's ability to create, transfer, retain, and apply knowledge. Knowledge management is a goal that many organizations seek to achieve. Organizations apply their strategies, plans, and implementation to achieve KM. Organizations use technology to implement their KM strategy. For some, this approach has worked well; however, for others, the results have fallen short. KM shortcomings revolve around employees' infrequent use of the technology. This research seeks to understand what influences …
Enterprise Business Alignment Using Quality Function Deployment, Multivariate Data Analysis And Business Modeling Tools, Diala Gammoh
Enterprise Business Alignment Using Quality Function Deployment, Multivariate Data Analysis And Business Modeling Tools, Diala Gammoh
Electronic Theses and Dissertations
This dissertation proposes two novel ideas to enhance the business strategy alignment to customer needs. The proposed business alignment clock is a new illustration to the relationships between customer requirements, business strategies, capabilities and processes. To line up the clock and reach the needed alignment for the enterprise, a proposed clock mechanism is introduced. The mechanism integrates the Enterprise Business Architecture (EBA) with the House of Quality (HoQ). The relationship matrix inside the body of the house is defined using multivariate data analysis techniques to accurately measure the strength of the relationships rather than defining them subjectively. A statistical tool, …
Controllability And Observability Of A Large Scale Thermodynamical System Via Connectability Approach, Virdiansyah Permana
Controllability And Observability Of A Large Scale Thermodynamical System Via Connectability Approach, Virdiansyah Permana
Electronic Theses and Dissertations
This study presents a new approach to determine the controllability and observability of a large scale nonlinear dynamic thermal system using graph-theory. The novelty of this method is in adapting graph theory for nonlinear class and establishing a graphic condition that describes the necessary and sufficient terms for a nonlinear class system to be controllable and observable, which equivalents to the analytical method of Lie algebra rank condition. The graph theory of a directed graph (digraph) is utilized to model the system, and the rule of its adaptation in nonlinear class is defined. Subsequently, necessary and sufficient terms to achieve …