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44 Matching Results
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According to the Goal: How Eliyahu Goldratt Helps Organizations Examine Their Processes to Achieve Maximum Results
Paper analyzes Eliyahu Goldratt’s Theory of Constraints and discusses how it's proposed business model has helped companies who implement it.
Date:
2005
Creator:
Winter, Chrisitan
Object Type:
Article
System:
The UNT Digital Library
Adaptive Control Optimization of Cutting Parameters for High Quality Machining Operations based on Neural Networks and Search Algorithms
This book chapter presents an Adaptive Control with Optimization (ACO) system for optimising a multi-objective function based on material removal rate, quality loss function related to surface roughness, and cutting-tool life subjected to surface roughness specifications constraint.
Date:
October 1, 2008
Creator:
Abellan, J. V.; Romero, F.; Siller Carrillo, Héctor Rafael; Estruch, A. & Vila, C.
Object Type:
Book Chapter
System:
The UNT Digital Library
Algorithmically Optimized Hemispherical Dome as a Secondary Optical Element for the Fresnel Lens Solar Concentrator
This article focuses on a way to maximize the concentration acceptance product (CAP), while using the minimum SOE and receiver geometry at a given f-number and incidence angle (also referred to as the tracking error angle). The laws of polychromatic light refraction along with trigonometry and spherical geometry were utilized to optimize the POE grooves, SOE radius, receiver size, and SOE–receiver spacing.
Date:
July 8, 2019
Creator:
Qandil, Hassan; Wang, Shuping & Zhao, Weihuan
Object Type:
Article
System:
The UNT Digital Library
Analyzing the Effectiveness of Microlubrication Using a Vegetable Oil-Based Metal Working Fluid during End Milling AISI 1018 Steel
This article describes a study in which a vegetable oil-based lubricant was used to conduct wear analysis and to analyze the effectiveness of microlubrication during end milling AISI 1018 steel.
Date:
April 15, 2014
Creator:
Shaikh, Vasim; Boubekri, Nourredine & Scharf, Thomas W.
Object Type:
Article
System:
The UNT Digital Library
Application-based design of the Fresnel lens solar concentrator
Article investigates a novel genetically themed hierarchical algorithm (GTHA) to design Fresnel lens solar concentrators that match with the distinct energy input and spatial geometry of various thermal applications.
Date:
August 2, 2019
Creator:
Qandil, Hassan; Wang, Shuping & Zhao, Weihuan
Object Type:
Article
System:
The UNT Digital Library
Clutch Driven Reaction Wheel Steering Unit
Patent relating to a clutch driven reaction wheel steering unit.
Date:
April 5, 2005
Creator:
Smith, Monty J. & Maestas, Jeffrey E.
Object Type:
Patent
System:
The UNT Digital Library
Design Concepts of Polycarbonate-Based Intervertebral Lumbar Cages: Finite Element Analysis and Compression Testing
This article explores the viability of 3D printed intervertebral lumbar cages based on biocompatible polycarbonate (PC-ISO® material).
Date:
April 18, 2016
Creator:
Figueroa-Cavazos, J. Obedt
Object Type:
Article
System:
The UNT Digital Library
Development and Application of a Simplified Model for the Design of a Super-Tall Mega-Braced Frame-Core Tube Building
This article discusses the development and application of a simplified nonlinear model to compare two design schemes of a super-tall mega-braced frame-core tube building.
Date:
December 16, 2014
Creator:
Lu, Xinzheng; Xie, Linlin; Yu, Cheng & Lu, Xiao
Object Type:
Article
System:
The UNT Digital Library
Direct Strength Method for Web Crippling of Cold-Formed Steel C- and Z-Sections Subjected to One-Flange Loading
This article presents the development of a semi-analytical design approach for the web crippling strength using the Direct Strength Method concept.
Date:
October 13, 2015
Creator:
Dara, Martin & Yu, Cheng
Object Type:
Article
System:
The UNT Digital Library
Enhancing the Undergraduate Research Experience in a Senior Design Context
This paper discusses enhancing the undergraduate research experience in a senior design context.
Date:
June 2010
Creator:
Attarzadeh, Farrokh; Barbieri, Enrique & Ramos, Miguel
Object Type:
Paper
System:
The UNT Digital Library
Evaluation of Superficial and Dimensional Quality Features in Metallic Micro-Channels Manufactured by Micro-End-Milling
This article focuses on a set of experiments in the micro-milling of channels made of aluminum, titanium alloys and stainless steel.
Date:
March 1, 2013
Creator:
Monroy-Vázquez, Karla P.; Attanasio, Aldo; Ceretti, Elisabetta; Siller Carrillo, Héctor Rafael; Hendrichs-Troeglen, Nicolás J. & Giardini, Claudio
Object Type:
Article
System:
The UNT Digital Library
Evaluation Results of an E and ET Education Forum
This article discusses evaluation results of an Engineering (E) and Engineering Technology (ET) education forum at the University of Houston. A central focus to these discussions revolved around whether Engineering and Engineering Technology exist as separate fields or whether there was value in thinking about them as part of a continuum.
Date:
2011
Creator:
Ramos, Miguel; Chapman, Lauren; Cannady, Mac & Barbieri, Enrique
Object Type:
Article
System:
The UNT Digital Library
Experimental Determination of Residual Stresses Generated by Single Point Incremental Forming of AlSi10Mg Sheets Produced Using SLM Additive Manufacturing Process
This article focuses on investigating the residual stress values associated with a part fabricated by Selective Laser Melting technology (SLM) when this is subjected further to forces on single point incremental forming (SPIF) operation of variable wall angle.
Date:
November 13, 2018
Creator:
López, Cecilio; Elías-Zúñiga, Alex; Jiménez, Isaac; Martínez-Romero, Oscar; Siller Carrillo, Héctor Rafael & Diabb, José
Object Type:
Article
System:
The UNT Digital Library
Experimental Investigation and Design Method for the Shear Strength of Self-Piercing Rivet Connections in Thin-Walled Steel Structures
This article presents an experimental investigation on the shear strength of self-piercing rivet connections used in thin-walled steel structures.
Date:
August 30, 2016
Creator:
Yan, Weiming; Xie, Zhiqiang; Yu, Cheng; Song, Linlin & He, Haoxiang
Object Type:
Article
System:
The UNT Digital Library
Experimental study and finite element analysis of energy dissipating outriggers
This article uses experiments and finite element analyses to study the structural responses and energy dissipation capacities of three different outriggers of an actual tall building project.
Date:
November 11, 2016
Creator:
Yang, Qingshun; Lu, Xinzheng; Yu, Cheng & Gu, Donglian
Object Type:
Article
System:
The UNT Digital Library
Experimental Study of Back Wall Dross and Surface Roughness in Fiber Laser Microcutting of 316L Miniature Tubes
This article uses extensive experimentation to evaluate the effect of fiber laser micro-cutting parameters over average surface roughness and back wall dross in AISI 316L stainless steel mixture tubes.
Date:
September 18, 2017
Creator:
García-López, Erika; Medrano-Tellez, Alexis G.; Ibarra-Medina, Juansethi R.; Siller Carrillo, Héctor Rafael & Rodríguez, Ciro A.
Object Type:
Article
System:
The UNT Digital Library
Fuzzy logic scheme for tip-sample distance control for a low cost near field optical microscope
This article proposes a fuzzy logic control scheme for a control algorithm used with a scanning near field optical microscope.
Date:
December 2013
Creator:
Márquez, J. A.; Cortes, R.; Siller Carrillo, Héctor Rafael; Coello, V. & Escamilla, D.
Object Type:
Article
System:
The UNT Digital Library
Hydrostatic High-Pressure Post-Processing of Specimens Fabricated by DLP, SLA, and FDM: An Alternative for the Sterilization of Polymer-Based Biomedical Devices
This article assesses the effects of sterilization in materials manufactured using additive manufacturing by employing a sterilization technique used in the food industry.
Date:
November 14, 2018
Creator:
Robles Linares-Alvelais, José; Figueroa-Cavazos, J. Obedt; Chuck-Hernandez, C.; Siller Carrillo, Héctor Rafael; Rodríguez, Ciro A. & Martínez-López, J. Israel
Object Type:
Article
System:
The UNT Digital Library
Influence of PEEK Coating on Hip Implant Stress Shielding: A Finite Element Analysis
This article proposes a design concept for hip implants, using a combination of metallic stem with a polymer coating.
Date:
February 7, 2016
Creator:
Anguiano-Sanchez, Jesica; Martínez-Romero, Oscar; Siller Carrillo, Héctor Rafael; Díaz-Elizondo, José A.; Flores-Villalba, Eduardo & Rodríguez, Ciro A.
Object Type:
Article
System:
The UNT Digital Library
Intelligent Metamodel Integrated Verilog-AMS for Fast and Accurate Analog Block Design Exploration
Patent relating to a method for modeling a circuit comprising storing a plurality of design variable ranges for a circuit component in a non-transient electronic data memory.
Date:
March 12, 2014
Creator:
Mohanty, Saraju P.; Kougianos, Elias & Zheng, Geng
Object Type:
Patent
System:
The UNT Digital Library
Liquid Cooled Stirling Engine with a Segmented Rotary Displacer
Patent relating to a liquid cooled stirling engine with a segmented rotary displacer.
Date:
September 16, 2010
Creator:
Foster, Phillip R.
Object Type:
Patent
System:
The UNT Digital Library
The Look of Sound: Acoustic Cancellation in Architecture
This paper discusses research on acoustic cancellation in architecture.
Date:
April 3, 2008
Creator:
McCord, Cameron & Matteson, Samuel E.
Object Type:
Paper
System:
The UNT Digital Library
The Look of Sound: Acoustic Cancellation in Architecture
Presentation for the 2008 University Scholars Day at the University of North Texas discussing research on the look of sound and acoustic cancellation in architecture.
Date:
April 3, 2008
Creator:
McCord, Cameron & Matteson, Samuel E.
Object Type:
Presentation
System:
The UNT Digital Library
A Low-Cost Energy-Efficient Cableless Geophone Unit for Passive Surface Wave Surveys
This article presents a hardware design for a low-cost energy-efficient geophone system to better facilitate field applications of the passive surface wave survey.
Date:
September 25, 2015
Creator:
Dai, Kaoshan; Li, Xiaofeng; Lu, Chuan; You, Qingyu; Huang, Zhenhua & Wu, H. Felix
Object Type:
Article
System:
The UNT Digital Library