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A Conceptual Model For Quality 4.0 Deployment In U.S. Based Manufacturing Firms, Thomas Jones 2023 University of Central Florida

A Conceptual Model For Quality 4.0 Deployment In U.S. Based Manufacturing Firms, Thomas Jones

Electronic Theses and Dissertations, 2020-

Manufacturing is currently undergoing a fourth industrial revolution, referred to as Industry 4.0, enabled by digital technologies and advances in our ability to collect and use data. Quality 4.0 is the application of Industry 4.0 to enhance the quality function within an organization. Quality practitioners are uniquely positioned within organizations and already possess data application skillsets. Despite a perception that Quality 4.0 will be critical to future success shared by a majority of industry, most companies have not attempted to implement Quality 4.0 strategy, and those that have report very low rates of success. The goal of this study was …


Machine Learning Applications In Advanced Additive Manufacturing: Process Modeling, Microstructure Analysis, And Defect Detection, Peter Warren 2023 University of Central Florida

Machine Learning Applications In Advanced Additive Manufacturing: Process Modeling, Microstructure Analysis, And Defect Detection, Peter Warren

Electronic Theses and Dissertations, 2020-

Non-destructive evaluation (NDE) techniques are critical for assessing the integrity, health, and mechanical properties of materials manufactured from various methods. High fidelity NDE techniques are essential for quality control but often lead to massive data generation. Such a vast data load cannot be manually processed, this leads to a severe bottleneck for process engineers. Machine learning (ML) offers a solution to this problem by providing powerful and adaptable algorithms capable of learning patterns, identifying features, and finding hidden relationships in large sets of data. Various ML models are used in this work to improve predictions, improve measurements, detect anomalies, classify …


Modified Reactive Sputter Deposition Of Titanium Nitride Thin Films Via Hipims With Kick-Pulse And Improvement Of The Structure-Zone Model, Andrew Miceli 2023 University of North Florida

Modified Reactive Sputter Deposition Of Titanium Nitride Thin Films Via Hipims With Kick-Pulse And Improvement Of The Structure-Zone Model, Andrew Miceli

UNF Graduate Theses and Dissertations

Direct current (DC) and radio frequency (RF) sputtering methods have been commonplace in industry for several decades and widely studied in literature. Hard films of nitrides, such as titanium nitride (TiN), have been deposited using reactive DC sputtering onto cutting tools and medical devices extensively as well. For these applications, the films require excellent adhesion, high density, and high hardness. High-Power Impulse Magnetron Sputtering (HIPIMS) has emerged over the last several years as a method to produce films with increased density and mechanical properties. Process-structure-property relationships for reactive HIPIMS are not yet well developed. Additionally, conventional HIPIMS suffers from relatively …


Exploring Additive Manufacturing In A Space Environment - A Capstone Design Project Experience, Zain Zafar Khan, Zachary Alan Sobelman, Sharanabasaweshwara Asundi 2023 Old Dominion University

Exploring Additive Manufacturing In A Space Environment - A Capstone Design Project Experience, Zain Zafar Khan, Zachary Alan Sobelman, Sharanabasaweshwara Asundi

Mechanical & Aerospace Engineering Faculty Publications

The employment of additive manufacturing in the non-standard environments like space, ships, or submarines has the potential to be an advanced utility not only in the pre-flight production of aerospace components and structures, but also for the onboard manufacturing of components and tools necessary for future space missions. For example, the ability to produce tools and structural components on the International Space Station can provide the space community the opportunity to make repairs and upgrades to the space station without wasting time and resources transporting such materials through additional missions. Additive manufacturing would allow for space missions to use on …


A New Course In Defense Manufacturing – An Introduction To Shipbuilding, Alley C. Butler 2023 The University of Texas Rio Grande Valley

A New Course In Defense Manufacturing – An Introduction To Shipbuilding, Alley C. Butler

Manufacturing & Industrial Engineering Faculty Publications and Presentations

This paper discusses the development and deployment of a new course in DMEI (Defense Manufacturing Engineering Innovation) titled, “Introduction to Shipbuilding.” This course has been taught using Zoom since 2021 at both the University of Texas Rio Grande Valley, a Hispanic Serving Institution, and Virginia State University, a Historically Black University. After a brief literature review, an outline of the course is presented with topics including the maritime market for shipbuilding, economics of shipbuilding, the classification agencies, metallurgy and welding processes, ship structure and assembly, shipyard layout, accuracy control, and shipbuilding planning and scheduling. Difficulties in obtaining an appropriate textbook …


Accelerating Manufacturing Decisions Using Bayesian Optimization: An Optimization And Prediction Perspective, Taofeeq Olajire 2023 West Virginia University

Accelerating Manufacturing Decisions Using Bayesian Optimization: An Optimization And Prediction Perspective, Taofeeq Olajire

Graduate Theses, Dissertations, and Problem Reports

Manufacturing is a promising technique for producing complex and custom-made parts with a high degree of precision. It can also provide us with desired materials and products with specified properties. To achieve that, it is crucial to find out the optimum point of process parameters that have a significant impact on the properties and quality of the final product. Unfortunately, optimizing these parameters can be challenging due to the complex and nonlinear nature of the underlying process, which becomes more complicated when there are conflicting objectives, sometimes with multiple goals. Furthermore, experiments are usually costly, time-consuming, and require expensive materials, …


Coaxial Beam Eaxle Modeling And Analysis For Gawr Limits, Alexander Cebriak, Jackson Foster, Chris James 2023 The University of Akron

Coaxial Beam Eaxle Modeling And Analysis For Gawr Limits, Alexander Cebriak, Jackson Foster, Chris James

Williams Honors College, Honors Research Projects

The goal of this project was to design three different models of a coaxial beam eAxle for a range of electric vehicles. The requirement was to satisfy three different loading conditions, each characterized by a GAWR. These three loading conditions were 3000lb, 7500lb, and 10,000lb. This was done by first creating a model based on a basic outline given by Schaeffler. This model was then analyzed using Ansys®, and then iterated upon by designing new models using the 3D design program Solidworks. The iteration process was continued using more Ansys® analysis, as well as calculations to determine things like bolt …


The Passing Board, John Fitzgerald 2023 The University of Akron

The Passing Board, John Fitzgerald

Williams Honors College, Honors Research Projects

For my Honors Research Project I am taking a more personal route and looking to solve a childhood question/issue by designing a board that is small and easy to transport while also giving the best bounce pass possible. My proposed project would be a board that a soccer player can play a bounce pass onto and receive the ball from. The base of this design sounds simple enough, however, I would like to implement a way that the board can be adjusted to alter the angle of return of the soccer ball after the bounce. I also want to design …


Jack And Alex Rc-Baja, Alex Vornbrock 2023 Central Washington University

Jack And Alex Rc-Baja, Alex Vornbrock

All Undergraduate Projects

Teams of two mechanical engineering students were tasked with the construction of an RC Baja car qualified by the rules and regulations of the Baja competition as well as specifications set by the individual team member for their portion of the vehicle. This proposal focuses on the Chassis and Drivetrain of the vehicle while team member Jack Stutz oversaw the steering and suspension. Teams will compete against each other in various modes to determine the best vehicles of the competitors. The chassis was made of standard aluminum, the remaining parts made by the students were made with PLA; both materials …


Jcati Carbon Fiber Recycler: Crusher System, Devin Riley 2023 Central Washington University

Jcati Carbon Fiber Recycler: Crusher System, Devin Riley

All Undergraduate Projects

With a substantial rise in Carbon Fiber use across all industries, the need for a way to recycle the waste has grown as well. A group of Mechanical Engineering Technology students at Central Washington University funded by the Joint Center for Aerospace Technology (JCATI) have created a machine to recycle waste wing trimmings from the Boeing company’s airplanes. This machine consists of 5 different sub-assemblies being the oven, crusher, gear train, conveyor, and shredder. The purpose of this project was to decrease the deflection in the crusher caused by bulging in the housing and movement of the bearings. To decrease …


Rc Baja Suspension And Steering, Garrett Bailey 2023 Central Washington University

Rc Baja Suspension And Steering, Garrett Bailey

All Undergraduate Projects

The RC Baja team set out to engineer and construct a working remote-control device that can compete in the ASME Baja Competition. The students have a focus on either suspension and steering or drivetrain and chassis. This report is centered on the suspension and steering. First, multiple analyses were completed using engineering methods such as mechanical design, statics, strengths of materials, and dynamics for parts of the device. The calculations found in the analysis are then used to create designs for the parts so that they will meet the requirements and be successful in the competition. After the parts are …


Rc Baja 2023 Drivetrain And Chassis, Nathan Norby 2023 Central Washington University

Rc Baja 2023 Drivetrain And Chassis, Nathan Norby

All Undergraduate Projects

Students’ objective this quarter was to design a remote-controlled vehicle that utilizes a 4-link rear suspension, an I-beam front suspension, the ability to withstand a substantial front impact and several gearing options. The team also used several agreed upon design requirements to quantify the results of the objective.

To meet these objectives students followed a strict engineering method. Students split into a team’s divided the work into two sections. Max was responsible for the suspension and steering and Nathan was responsible for the chassis and drivetrain. Methods included engineering analysis which used mechanics of materials, static analysis, dynamic analysis, and …


Advanced Microstructural Characterization Of Functionally Graded Dental Ceramic Material For Materials-Informed Finishing, Angani Vigneswaran 2023 University of Kentucky

Advanced Microstructural Characterization Of Functionally Graded Dental Ceramic Material For Materials-Informed Finishing, Angani Vigneswaran

Theses and Dissertations--Manufacturing Systems Engineering

Yttria-stabilized tetragonal zirconia polycrystal (Y-TZP) has gained popularity as the choice of material for dental prosthetics. Ivoclar Vivadent’s IPS e.max ZirCAD Prime dental ceramic incorporates a unique gradient technology that varies the yttria content over the thickness of the material. The top layer is composed of 5Y-TZP which is desired for its optical properties while the bottom layer is composed of a much stronger 3Y-TZP. In between the two layers, 5Y-TZP and 3Y-TZP are mixed to form a transition layer. Varying the amount of yttria allows for more esthetically pleasing translucency in the visible areas of the restoration without compromising …


Rc Baja Project: Suspension And Steering, Chance Hills 2023 Central Washington University

Rc Baja Project: Suspension And Steering, Chance Hills

All Undergraduate Projects

Students designed and manufactured an RC Baja car to compete in the ASME RC Baja competition. The goal of this section of the project was to create a steering system and suspension system that work together properly with a partner’s chassis/drive train systems during tests and competitions. The car needed to be able to complete in the three events, which are a drag race, a solemn course, and the Baja event. The RC will also be evaluated on the ability to climb inclines, top speed, and withstand the drop test. This proposal will explain all the details and effort that …


Full Body Harness Design Modifications And Evaluation: A Senior Design Project, Martin Mead, Jordan Von Seggern 2023 South Dakota State University

Full Body Harness Design Modifications And Evaluation: A Senior Design Project, Martin Mead, Jordan Von Seggern

The Journal of Undergraduate Research

Full-body harness (FBH) is critical for the safe operation of industrial and recreational activities, from installing and maintaining infrastructure such as wind turbines to ziplining and mountaintop adventures. However, harness design remains in the proprietary information of companies with limited technical information available for improvements or readjustments to specialized applications. As the outcome of the Capstone project, the paper focuses on multiple technical aspects and the engineering processes for designing FBH for ziplining recreational users, from selecting and testing materials for operation in cold weather to improvements in design and manufacturing for user comfort. The project is guided by technical …


Material Characterization Of Thermoplastic Polyurethane (Tpu) And Thermoplastic Elastomers (Tpe) For Development Of 3d-Printed Surrogate Organs For Medical Training, Anastasia Elizabeth Lucci 2023 West Virginia University

Material Characterization Of Thermoplastic Polyurethane (Tpu) And Thermoplastic Elastomers (Tpe) For Development Of 3d-Printed Surrogate Organs For Medical Training, Anastasia Elizabeth Lucci

Graduate Theses, Dissertations, and Problem Reports

Cadaveric specimens are a necessary, albeit limited, resource for training medical students on basic surgical skills. The availability of surrogate 3D-printed organs would readily allow access to resources that could reduce or potentially eliminate the need for cadaveric specimens or, at a minimum, provide students the opportunity to practice with 3D-printed surrogates before transitioning to those specimens. This research focuses on determining which thermoplastic material most closely mimics mechanical properties such as hardness and stiffness of human organs and allows 3D printing surrogate organs to be used as safe, educational tools. Relatively “soft” materials such as thermoplastic polyurethanes (TPU) and …


Studying And Troubleshooting Lubricity Test On Pressure Wire X Proximal And Distal Coatings, Usama A. Khan 2023 Minnesota State University, Mankato

Studying And Troubleshooting Lubricity Test On Pressure Wire X Proximal And Distal Coatings, Usama A. Khan

All Graduate Theses, Dissertations, and Other Capstone Projects

Coatings of guidewires used in medical device manufacturing industry are one of the most important element aspects. It defines its efficiency to penetrate through tightest of canals and curves. Guidewires are put through controlled environment to accelerate its age and tested for its mechanical features. Pressure Wire X failed the lubricity testing after being tested by multiple operators and at alternate sites. A cause-and-effect diagram shows all potential causes of test failure. The human factor involved in the test failure was investigated through multiple Gage R&R and training records. Calibration error with the lubricity tester DL1000 was identified and solved …


Hendrickson Lift Kit, Matthew Rozmajzl 2023 The University of Akron

Hendrickson Lift Kit, Matthew Rozmajzl

Williams Honors College, Honors Research Projects

This research project will be completed with Hendrickson Trailer as the sponsor. The goal of the project is to create a lift kit for a newer suspension system. The lift kit must provide enough lift force to lift an axle off the road and suspend it off the road while in transit. There are similar systems offered for different products at Hendrickson, but the configuration of this system is such that new brackets must be designed. The benefit of such a system is a reduction in wear on the lifted tires, and thus an increase in the life of the …


Nidec Automated Winder, Michael Pugh, Ben A. Swartz, Andrew Leonard, Garrett Dostal 2023 The University of Akron

Nidec Automated Winder, Michael Pugh, Ben A. Swartz, Andrew Leonard, Garrett Dostal

Williams Honors College, Honors Research Projects

Nidec Drive Systems is a leading electric motor manufacturing company with several facilities in the US and around the world. However, as of recent, Nidec has started to see some signs of old and outdated production machines affecting their production numbers even though the demand for electric is ever increasing. In an attempt to repair some of these issues, Nidec reached out to the University of Akron to look for senior design groups to help design and standardize better production machines. We were tasked with redesigning a new winder, which is a machine that winds the copper coils to the …


Distillery, Clare Nicholas, Patrick Hanlon 2023 The University of Akron

Distillery, Clare Nicholas, Patrick Hanlon

Williams Honors College, Honors Research Projects

The goal for this project is to make a cost effective still. We will be implementing cost saving parts to create a cheap but effective still. From initial research conducted, we will try to combine a stainless steel still and copper still together so that the cheaper material (stainless steel) and the component that removes sulfur compounds (copper) are both implemented. The ME side of the project will focus on the actual design and construction of the parts that will be implemented into the still. Included in the design process will be calculations of heat transfer for the current and …


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