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

Experimental Investigation Of Hard And Brittle Materials Machining Using Micro Rotary Ultrasonic Machining, Amey V. Patwardhan Jul 2012

Experimental Investigation Of Hard And Brittle Materials Machining Using Micro Rotary Ultrasonic Machining, Amey V. Patwardhan

Department of Industrial and Management Systems Engineering: Dissertations, Theses, and Student Research

The demand for miniaturized device and components is rapidly increasing in fields of aerospace, energy, optics, electronics and communication, automation and medical. Rotary Ultrasonic Machining (RUM) is capable of machining hard and brittle materials such as advanced ceramics, glass and silicon used in many industries. Rotary Ultrasonic Machining (RUM) is a hybrid machining process in which material is removed by conventional grinding and ultrasonic machining. Micro RUM is a downscaled version of a macro RUM and is similar to micro Ultrasonic Machining (micro USM), where the vibration takes place in work piece instead of tool.

The goal of this thesis …


Using Modeling And Simulation To Examine The Benefits Of A Network Tasking Order, Matthew D. Compton, Kenneth M. Hopkinson, Gilbert L. Peterson, James T. Moore Jul 2012

Using Modeling And Simulation To Examine The Benefits Of A Network Tasking Order, Matthew D. Compton, Kenneth M. Hopkinson, Gilbert L. Peterson, James T. Moore

Faculty Publications

The Global Information Grid (GIG) is the military’s computer and communications network which supports the myriad of military missions. Military missions are highly planned, passing through many hands in the strategy-to-task methodology to ensure completeness, accuracy, coordination, cohesion, and appropriateness. A benefit of this planning is the possibility to collect knowledge of future conditions that could be of use to network designers whose goals include optimizing and protecting the GIG. This advanced knowledge includes which networked military equipment will be involved, what their capabilities are, where they will be, when they will be there, and particulars on the required data …


Design And Analysis Of A Dynamically Configured Log-Based Distributed Security Event Detection Methodology, Michael R. Grimaila, Justin Myers, Robert F. Mills, Gilbert L. Peterson Jul 2012

Design And Analysis Of A Dynamically Configured Log-Based Distributed Security Event Detection Methodology, Michael R. Grimaila, Justin Myers, Robert F. Mills, Gilbert L. Peterson

Faculty Publications

Military and defense organizations rely upon the security of data stored in, and communicated through, their cyber infrastructure to fulfill their mission objectives. It is essential to identify threats to the cyber infrastructure in a timely manner, so that mission risks can be recognized and mitigated. Centralized event logging and correlation is a proven method for identifying threats to cyber resources. However, centralized event logging is inflexible and does not scale well, because it consumes excessive network bandwidth and imposes significant storage and processing requirements on the central event log server. In this paper, we present a flexible, distributed event …


Case Study: The Optimization Of Information Flow & Organization In Software Development, Farshad Madani, Bing Wang, Xiaowen Wang, Corey White, Liying Wang Jul 2012

Case Study: The Optimization Of Information Flow & Organization In Software Development, Farshad Madani, Bing Wang, Xiaowen Wang, Corey White, Liying Wang

Engineering and Technology Management Student Projects

Trial and error are inevitable in the process of software development; the redesign is wasteful when unfocused communication occurs within the development process. To speed up this development process, we optimized the information flow and redesigned the development organization into chunks. First, we investigated the information flow between tasks and coupled tasks into phases utilizing the Design Structure Matrix (DSM) so that the information exchange among chunks of tasks is as few as possible. In this way, the redundant iterations of tasks are eliminated. Meanwhile, we also grouped the engineers into groups according to the tasks, in this; we eliminated …


Development And Validation Of A Model For Granular Material Volume Measurements, Pourya Fasounaki Jun 2012

Development And Validation Of A Model For Granular Material Volume Measurements, Pourya Fasounaki

Department of Industrial and Management Systems Engineering: Dissertations, Theses, and Student Research

Keeping inventory record of packed grains in silos poses challenges since the bulk material’s different segments do not discharge uniformly, leading to formation of random peaks and valleys on the surface. To facilitate obtaining accurate volume measurement of the grains by taking into account this non-linear behavior on the surface, laser or plumb-bob level-sensing devices are employed at different part of the surface to probe the level of material under those regions.

The main goals of this research is to study the behavior of granular material in silo while discharging downward and by doing so, differentiate certain flow patterns formed …


Patent Analysis For Smart Grid Development In The U.S, Abrahim Abdulsater, Bahareh Saatchi, Farshad Madani Apr 2012

Patent Analysis For Smart Grid Development In The U.S, Abrahim Abdulsater, Bahareh Saatchi, Farshad Madani

Engineering and Technology Management Student Projects

By increasing demand for energy among nations the rate of fossil fuel consumption is boosting. The raise of fossil fuel consumption has motivated nations to gain some capabilities for the purpose of dealing with some consequences; the more fossil fuel consumption, the higher price for energy, and the higher rate of GHG as well. Recently smart grid technology has been introduced as a healing approach in terms of using energy more efficiently. This study made an effort to have some discussions around smart grid technology development in the United States by patent analysis and forecasting. The outcomes in both technology …


A Survey Based Analysis Of It Adoption And 3pls’ Performance, Pietro Evangelista, Riccardo Mogre, Alessandro Perego, Antonino Raspagliesi, Edward Sweeney Feb 2012

A Survey Based Analysis Of It Adoption And 3pls’ Performance, Pietro Evangelista, Riccardo Mogre, Alessandro Perego, Antonino Raspagliesi, Edward Sweeney

Articles

Purpose – In today’s competitive scenario, effective supply chain management is increasingly dependant on third party logistics (3PL) companies’ capabilities and performance. The dissemination of information technology (IT) has contributed to change the supply chain role of 3PL companies and IT is considered an important element influencing performance of modern logistics companies. Therefore, the purpose of this paper is to explore the relationship between IT and 3PLs’ performance, assuming that logistics capabilities play a mediating role in this relationship.

Design/methodology/approach – Empirical evidence based on a questionnaire survey conducted on a sample of logistics service companies operating in the Italian …


Spatial And Temporal Correlations Of Freeway Link Speeds: An Empirical Study, Piotr J. Rachtan Jan 2012

Spatial And Temporal Correlations Of Freeway Link Speeds: An Empirical Study, Piotr J. Rachtan

Masters Theses 1911 - February 2014

Congestion on roadways and high level of uncertainty of traffic conditions are major considerations for trip planning. The purpose of this research is to investigate the characteristics and patterns of spatial and temporal correlations and also to detect other variables that affect correlation in a freeway setting. 5-minute speed aggregates from the Performance Measurement System (PeMS) database are obtained for two directions of an urban freeway – I-10 between Santa Monica and Los Angeles, California. Observations are for all non-holiday weekdays between January 1st and June 30th, 2010. Other variables include traffic flow, ramp locations, number of lanes and the …


Creating A State-Wide Transfer Program For Engineering Technology And Technology Management Studies, Gregory Arbuckle, Mark Doggett Jan 2012

Creating A State-Wide Transfer Program For Engineering Technology And Technology Management Studies, Gregory Arbuckle, Mark Doggett

SEAS Faculty Publications

The primary purpose of the Western Kentucky Pipeline for 2+2+2 Engineering Technology and Technology Management (ET/TM) students program is to significantly increase degree production and workforce preparation in central and western Kentucky through the construction of a long-term sustainable, reproducible model bridging program of cooperation between Western Kentucky University (WKU), Murray State University (MSU) and the Kentucky Community and Technical College System (KCTCS). The program will significantly increase industrial and technology education opportunities, technology enrollment and two and four-year degree completion. Additionally, this project supports the Kentucky Council on Postsecondary Education’s (CPE) goal to double the overall number of undergraduate …


Application Of Reference Models In Technology Management, Farshad Madani Jan 2012

Application Of Reference Models In Technology Management, Farshad Madani

Engineering and Technology Management Student Projects

Reference models, sometimes called with other different words, prepare a general model from a specific view of the related environment. Reference models are considered as a basic foundation to create: 1) a common language among specialists 2) a reference for the entities such as processes 3) relationships among entities 4) tools and decision making procedures for the real world.

In this report, it's tried the definitions of reference model in the selected papers have been reviewed. It's noticeable that in many papers the term of framework is used instead of reference model. Also, applications of reference models are reviewed and …


Agile Knowledge Management: A Review, Reconceptualization, And Extension To Military Applications, Dogan Ozturk, Rafael E. Landaeta, Resit Unal, Cesar Ariel Pinto, Gokay Sursal Jan 2012

Agile Knowledge Management: A Review, Reconceptualization, And Extension To Military Applications, Dogan Ozturk, Rafael E. Landaeta, Resit Unal, Cesar Ariel Pinto, Gokay Sursal

Engineering Management & Systems Engineering Faculty Publications

This study contributes to the literature by integrating agility in knowledge management (KM) operations, especially in military environments via major findings of (a) introducing a new approach to KM with integration of 'agility'; (b) articulating the application of an enhanced process of Agile Knowledge Management (AKM) across the military. The purpose of the study is to explore the conceptual background of agility in KM, re-conceptualize it and extend it to military applications with a special focus on counterinsurgency (COIN). An initial qualitative exploration of agility in KM was performed. Three different concepts and their interrelationships were analyzed: (a) KM, (b) …