Engineering Commons^™

Development Of A Conceptual Design, Estimate, & Schedule For Cal Poly Track & Field Hurdle Shed, Jonathan Chagnon

Construction Management

This paper details the processes completed to produce the conceptual design, estimate, and schedule for a track and field hurdle shed at the Cal Poly Track facility. The main objective for this project was to create a conceptual idea for the track team that would make use of the current open space at the facility and create more storage space for current and future equipment obtained by the program. By completing this project, the track team would be able to receive a design that would allow them to push the concept forward as possible, an estimate that would give the …

Standardized 1x6u Cubesat Structure Design, Maximilian H. Brummel

Masters Theses

A CubeSat is a small satellite composed of one or more 10cm x 10cm x ~10cm cubes. Sometimes referred to as a “U” as in unit, the cubes can be combined in configurations of 2U, 3U, 6U, and more. CubeSats provide many advantages that larger satellites cannot offer. They are relatively inexpensive and can be fabricated much faster. Small-scale projects that require a fast timeline from conception up to completion are perfect for CubeSats. Furthermore, educational programs use CubeSat projects to teach and prepare students for the satellite industry. Popular configurations for CubeSat are 1U, 3U and 6U where the …

Build Your Own Body Mod: Empowerment Through Prototyping And Design, Anaiss Arreola, Katherine R. Ganim

Journal of Science Education for Students with Disabilities

When you don’t have a hand, what could you have instead? This article introduces the impact of inviting youth with disabilities to learn tools and technology to design their own solutions and advocate for their own future. This approach to programming is rooted in a mindset of designing WITH, not FOR. Not only are design outcomes improved when users are incorporated into the process, but this approach has been shown to improve confidence in creating one’s own solutions. These programs include hands-on “design-your-own-body-mod” workshops, as well as a budding inclusive design consultancy led by youth with disabilities. Through this programming, …

Scope Process: Fostering Students' Design Outcome Effectiveness, Andrew J. Hughes, Cameron D. Denson

Educational Leadership & Technology Faculty Publications

The purpose of this article is to help Technology and Engineering Educators scaffold engineering design and problem-solving experiences so that students taking technology and engineering courses will develop an improved ability to design. Technology and Engineering Education seems to increasingly focus on problem-solving, design, and engineering. Technology and Engineering Education is not the only discipline with this focus. The fact that both Science and Technology and Engineering Education are similarly focused on the teaching and learning of engineering begs the question of what separates technology and engineering educators from science educators in the teaching of engineering? Lewis (2004) cautioned that …

The Preconstruction Work For The Shaded Structure At Growing Grounds, Grace Gv Brekke

Construction Management

When beginning a project, one must take vast consideration into the plan. For a construction project, this means considering how long the project will take, how much it will cost, what materials will be used, who will build it, where the money will come from, and who will utilize the space. This paper analyzes all this preconstruction work for a shaded structure at Growing Grounds. The Growing Grounds shared community space in San Luis Obispo, California, provides incredible resources and opportunities to the people in the area that struggle with mental health. Through horticulture, the volunteers must work hard to …

Adaptive Vehicle Control, Brian L. Finger, Maria Vargas, Jacob T. Larson, Christopher J. Villa

Mechanical Engineering

This report presents the final design for our device made for Mrs. Laura Jagels. Mrs. Jagels, who has an above the knee amputation, needed a device that would allow her to operate a manual car in a safe and reliable way that still gives her the traditional driving experience. This report takes into consideration the shortcomings of current market devices that enable amputees to operate vehicles. From this research and through interviews with Mrs. Jagels, we were able to decide on our device specifications, giving us a basis to objectively evaluate designs. Ideation and concept prototype building was performed for …

Unmanned Research Raft, Jacob Davis, Andrew Fleming, Luke Vickerman, Kahye Yu

Mechanical Engineering

This document serves as the Final Design Review report for the design team conducting the research raft design project for Lawrence Livermore National Lab (LLNL). Our team has taken on a project to design a new research raft for LLNL.

The current rafts are suitable, but engineers have modified and altered the rafts to add more features as needed. This has led to a raft that accomplishes mission goals, but still has room for streamlining. The battery technology has also improved. Our goals were to redesign the raft from the ground up, reducing the size and weight. We also wanted …

Eventhub Application: Sharing Medium For Popup Stores / Events, Coby Hong

Liberal Arts and Engineering Studies

Creation of Full Stack web application using technologies MongoDB backend, REST API services, and React.JS front end. Web application centered around providing a news feed for local businesses and popup events to post / share their listings on. Users can log on with their Google account to traverse the website.

The Impact Of User Control And Transparency In App Design On Privacy Concerns And Behavior Of Mobile App Users, Arwa Alawajy

Dissertations, Theses, and Capstone Projects

Mobile apps have unprecedented access to sensitive personal information. The increasing commodification of mobile-user data motivates us to explore the vital role of app developers in protecting users’ privacy. This dissertation examines the privacy of mobile app users from the perspective of HCI. According to Communication Privacy Management (CPM) theory, people believe they own their personal information and have the right to control how or with whom they share this information. In practice, individuals manage their privacy system and the boundaries between the public and private domain. Users make privacy disclosure decisions according to their individual characteristics and the perceptions …

Terra Nova High School Outdoor Development, Amanda J. Kaesler

Construction Management

This paper describes the preconstruction planning of an outdoor space at Terra Nova High School in Pacifica, Ca. The project involved the production of three separate proposals at a high, moderate, and low-cost point. Each proposal included a conceptual design, takeoff, estimate, and model renderings. To create the conceptual designs and estimates, several programs and outside sources were utilized, including Revit, Bluebeam, RS Means, and Precision Estimating Services. The end designs include varying combinations of outdoor picnic seating, site boulders, raised planter beds, and a concrete stage. The resulting proposals outline the expected project costs for each design as well …

Design Of Amphitheatre Seating At The Slo Botanical Garden, Sydnee Greer

Construction Management

This senior project was designed to provide a gathering space for the San Luis Obispo community. With the San Luis Obispo Botanical Garden providing an outdoor space for nature education, wedding ceremonies, and several other types of gatherings, they wanted amphitheater seating for forty guests. This project required the design and construction of ten concrete benches that span eight feet with wood Trex added on top for comfort. The focus of this paper will be on the design process of this project. When designing the benches, the Botanical Garden wanted seating that could withstand the elements but still be comfortable …

Grandparent-Grandchild Virtual Communication Study, Tanya Keval

Undergraduate Honors Theses

The cross generational bond between a grandparent and grandchild is extremely important. The stories, traditions, and beliefs that grandparents share with their grandchildren have the ability to shape their grandchildren’s beliefs. For grandparents, the role of being a grandparent and creating shared memories with their grandchildren leaves a positive impact on their mental health. Although the elderly population prefers to connect with others in-person, including their grandchildren, this face-to-face connection is not always possible due to schedules, distance, or health. Many products have been designed for grandparents and grandchildren to try to fill this communication gap when they are apart. …

Paint The City, Juan Estrella

Publications and Research

Paint the City lets you create, share, and discover street art in augmented reality. Imagine having a secret world hidden in your phone where you are free to express yourself and develop a community full of potential friends. CREATE Choose from a variety of colors and brush sizes to create your masterpiece, we give you the tools to be as detailed as possible!

SHARE When you are done you can publish your work which will be shown to people passing by. You can also share it with your friends and create your own private art gallery. All of your work …

Vistas: Vocational Immersive Storytelling Training And Support Framework For Augmenting Work Performance, Sanika Doolani

Civil Engineering Theses - Archive

Training and assessment of novice workers are the most vital part of any vocational industry. Innovations in science and technology have led to the creation of new industries and occupations, enhanced productivity and quality of work-life, and increased the potential for more people to participate in the workforce. However, these come at the risk and disadvantage of an increased cost of training and lack of proper training in industries, such as manufacturing. Recently, the use of Extended Reality (XR) systems has been on the rise to tackle various domains such as training, education, safety, etc. With the recent advances in …

Statistical And Variational Modeling And Analysis Of Passive Integrated Photonic Devices, Norbert Dinyi Agbodo

Legacy Theses & Dissertations (2009 - 2024)

The success of Si as a platform for photonic devices and the associated availabilityof wafer-scale, ultra-high resolution lithography for Si CMOS has helped lead to the rapid advance of Si-based integrated photonics manufacturing over the past decade. This evolution is nearing the point of integration of Si-based photonics together with Si-CMOS for compact, high speed, high bandwidth, and cost-effective devices. However, due to the sensitive nature of passive and active photonic devices, variations inherent in wafer-based fabrication processes can lead to unacceptable levels of performance variation both within a give die and across a given wafer. Fully understanding the role …

Memory Module Design For High-Temperature Applications In Sic Cmos Technology, Affan Abbasi

Graduate Theses and Dissertations

The wide bandgap (WBG) characteristics of SiC play a significant and disruptive role in the power electronics industry. The same characteristics make this material a viable choice for high-temperature electronics systems. Leveraging the high-temperature capability of SiC is crucial to automotive, space exploration, aerospace, deep well drilling, and gas turbines. A significant issue with the high-temperature operation is the exponential increase in leakage current. The lower intrinsic carrier concentration of SiC (10-9 cm-3) compared to Si (1010 cm-3) leads to lower leakage over temperature. Several researchers have demonstrated analog and digital circuits designed in SiC. However, a memory module is …

Senior Design Capstone: Using An Engineering Design Process To Create A Sawzall Wobble Fixture For Milwaukee Tools, Tyler Moore

Honors Theses

The overall objective of this design project was to successfully design a fixture to expedite the repairs of Sawzalls at the Milwaukee Tools repairs facility in Greenwood, Mississippi. This project was executed in accordance with guidelines set forth by the Senior Capstone Design class at the University of Mississippi as well as the quality engineers sponsoring the project at Milwaukee Tools. The fixture was created utilizing an engineering design process with the goal of allowing technicians to press two Sawzall wobbles onto an angled Sawzall wobble shaft using an arbor press with just one press. By beginning with a straightforward …

Design Of A Constant Volume Combustion Chamber, John Bono, Collin Gould, Scott Eaton

Thinking Matters Symposium

This project designs a high-temperature, high-pressure fuel injection chamber for the visualization of diesel fuel injection spray patterns. The study and characterization of diesel fuel spray is important for the development of new engine designs and adoption of alternative fuels. In addition, the chamber can be used to support teaching research projects at the University of Southern Maine. A 3-D SolidWorks model is developed to meet visual accessibility and operating temperature and pressure requirements. Three experimental imaging techniques will be compared, with an emphasis on schlieren photography and videography. Data acquisition and controls systems will be developed including digital imaging …

Parametric Design Of Flywheel For An Electric Punch Press, Prashant Dhakal

Honors Theses

Almost all designs start with a design requirement. These may be weight, volume, clearance, and even custom calculations. Finding a solution that meets these requirements often involves tedious and time-consuming iterations. Once the solution has been found, the design must be optimized to find the best possible solution. Finding the ‘best possible design’ requires substantial time and effort dedicated to iterating and analyzing the potential model solutions. This is where Parametric design comes into play. The Parametric design aids in specifying the key parameters of the design and makes changes interactively, with the model updating automatically. The purpose of this …

Enercon Station Vacuum Pump Replacement, Clint Hembree, Jared D'Amico, Connor Moore, Paul Jeffrey Fontenot, Sydnee Castello, J.J. Clements

Senior Design Project For Engineers

This details the progress of the ENERCON pump replacement project as completed by the Kennesaw State University interdisciplinary senior design group. This project is a two-semester capstone effort for the engineering program at Southern Polytechnic School of Engineering, overseen by Dr. McFall during Fall 2020 and Dr. Khalid during Spring 2021 semesters. The 2020-2021 KSU Interdisciplinary Senior Design team was tasked with completing an Engineering Change Package (ECP) for existing vacuum pumps at ENERCON Station. The mechanical, electrical, and civil students worked together, performing evaluations on existing plant systems to ensure the plant could support the new vacuum pumps. By …

Sustainable Bus Stop: Design & Pre-Construction, Nadov O. Rader

Construction Management

The objective of this project is to design and prepare to build a sustainable bus stop for the City of San Luis Obispo (SLO). Compiled are pre-construction plans and documents for delivery of a sustainable bus stop. All pre-construction services include: project budget/estimates, construction plans and specifications including architectural and electrical plans, timeline/schedule, and materials lists. With a strong focus on sustainability, the design incorporates the use of photovoltaic panels as a form of renewable energy to power features of the sheltered bus stop. This includes a light fixture and a pump to use collected rainwater to nourish native vegetation …

Residential Bathroom And Tile Shower Addition During Covid-19 Quarantine, Joseph Szillinsky

Construction Management

This paper outlines the design and construction of a new code compliant bathroom including: a low profile shower pan, ceramic-tile shower enclosure, and new plumbing piping and fixtures. One of the main objectives was to complete the new shower which would be easily accessible and maintenance free in order to support a local elderly couple. The selection of this project took place during the COVID-19 pandemic approximately nine months after California issued the first mandatory statewide Stay-at-Home Order. During the early design and development stages an opportunity to collaborate with a local trades-person was identified as well as the need …

Scaffolding Middle And High School Students’ Engineering Design Experiences: Quality Problem-Scopeing Promoting Successful Solutions, Andrew Hughes, Cameron Denson

Educational Leadership & Technology Faculty Publications

Highly proficient expert engineers begin the iterative process of design by thoroughly investigating the design problem. Engineering students are often distracted by surface details, leading to a faulty conception of the problem and inappropriate solution strategies. Adequate problem-scoping is arguably the most important step in the design process. To address this issue, the researchers developed an instructional framework to help teachers scaffold students’ cognitive and metacognitive processes during the problem-scoping phase of a design challenge. The purpose of this quasi-experimental study was to investigate the impact that scaffolded instruction related to the SCOPE process had on students’ solution success during …

Content Adaption And Design In Mobile Learning Of Wind Instruments, Neha Priyadarshani

Browse all Theses and Dissertations

People in today's world seek things that are simple to use. Learning is one of the most crucial aspects of the ongoing digital transformation. Everything is now accessible with a single click on mobile devices, making access to instructional materials faster, easier, and more comfortable. It takes time and effort to build abilities and become an expert in the fields of learning, training, and teaching; and music learning demands a great deal of both practice and mentoring. Initially, music teachers and band directors must maintain a steady attention and devote a significant amount of time to manually teaching materials. This …

Design, Fabrication, And Testing Of A High-Speed, Low-Cost Atomic Force Microscope Housing And Distance Measurement System, Jonathan Menke

All Undergraduate Theses and Capstone Projects

Advances to the state-of-the-art in fields like biology and material science often stand on the foundation of improved imaging. Here a low-cost Atomic Force Microscope (AFM) housing and distance measurement system was designed, fabricated, and tested. The instrument was developed around an Optical Pickup Unit (OPU) and designed for use as part of a high-speed AFM system. A structure to align the OPU with the probe holder was designed to ensure the beam of the OPU is positioned above the probe in addition to accommodating space, manufacturability, and cost constraints by using cost effective components. The designs were fabricated and …

Customizable Armor Set, Olivia Reedy

Williams Honors College, Honors Research Projects

This project is intended to help people who make costume armor by reducing the amount of time and money it takes to create a set of armor. Making armor can take a lot of resources for beginners, and this project is intended to help hobbyists with that process. This customizable armor set goes through the engineering design process, from the initial design of the parts to creating the prototype using vacuum forming. The prototype armor can be painted and adhered to using acrylic paint and contact cement, respectively, and fits three sizes of small, medium, and large.

Door Barricade, Alex Cerino

Williams Honors College, Honors Research Projects

My senior capstone project will be a door barricade. The main idea for the use of the door barricade is for schools in the case of an intruder. The barricade that I will be designing is a solution to the inefficient barricades that I saw at my high school. It could also be used at businesses and homes. My design would be easy to use and have a fail-safe option. The two areas of mechanical engineering technology that my capstone project will focus on are stress analysis and electronics. Every part for my door barricade is drawn in SolidWorks. All …

Formula Sae Design Validation Through Lap Time Simulation, Noah Gresser, Akos Jasper, Michael Metropoulos, Paul Buczynski, James Volcansek

Williams Honors College, Honors Research Projects

Lap time simulation is capable of advancing Zips Racing into a new, modern era for future vehicle designs. Through the use of VI-grade simulation software, Zips Racing was able to validate its current combustion and electric vehicle designs in spite of the challenges brought on to the team as a result of the COVID-19 pandemic. Throughout this project, the design team gained an enhanced understanding of suspension designs and optimizations through the usage of computer simulations. As a result, the teams have a better understanding of the fundamental changes that need to occur to enhance the race team’s final race …

Bayesian Inspired Multi-Fidelity Optimization With Aerodynamic Design, Christopher Corey Fischer

Browse all Theses and Dissertations

In most engineering design problems, there exist multiple models of varying fidelities for use in predicting a single system response such as Computational Fluid Dynamics (CFD) models constructed using Potential Flow, Euler equations, or full physics Navier Stokes implementation. Engineering design is constantly pushing the forefront of the field through imposing stricter and more complex constraints on system performance, thus elevating the need for use of high-fidelity models in the design process. Increasing fidelity level often correlates to an increase in cost (financial, computational time, and computational resources). Traditional design processes rely upon low-fidelity models for expedience and resource savings. …

Content Adaption And Design In Mobile Learning Of Wind Instruments, Neha Priyadarshani

Browse all Theses and Dissertations

People in today's world seek things that are simple to use. Learning is one of the most crucial aspects of the ongoing digital transformation. Everything is now accessible with a single click on mobile devices, making access to instructional materials faster, easier, and more comfortable. It takes time and effort to build abilities and become an expert in the fields of learning, training, and teaching; and music learning demands a great deal of both practice and mentoring. Initially, music teachers and band directors must maintain a steady attention and devote a significant amount of time to manually teaching materials. This …