Engineering Commons^™

Applications Of Uavs In Mine Industry: A Scoping Review, Dang Tuyet Minh, Nguyen Ba Dung

Journal of Sustainable Mining

In recent years, a variety of technologies have improved mining operations. One of them is the Unmanned Aerial Vehicles (UAVs), the emerging technology that has been changing the mining process, boosting mining safety and productivity. The main purpose of this paper is to review the applications of UAVs in the mining industry based on the results of 113 research papers over the past twelve years, from 2010 to May 2022. The potential applications of UAVs in the mining industry are broad. Based on the paper identified, eight categories are used to classify UAV applications in the mining sector. The reviewed …

Work In Progress: Assessing Engineering Students' Behavioral Engagement And Learning; Survey Development And Validation, Ibukun Samuel Osunbunmi, Kurt Henry Becker, Young Min Kim, Mohammad Al Mestiraihi

Electrical and Computer Engineering Faculty Publications

Studies have shown that the more involved students are with their learning, the better their achieved desired educational outcome. However, little is known about the extent to which the existing engineering curriculum and pedagogical strategy implemented elicit engineering students’ engagement in the Middle East and North Africa region (MENA) of the world. The goal of this study is to examine to what extent the existing engineering curriculum elicits student engagement in self-learning and collaborative learning. This effort is part of the ongoing re-evaluation and redesign of the water engineering curriculum of one of the countries in the MENA region by …

Evaluating The Post-Mining Land Uses Of Former Mine Sites For Sustainable Purposes In South Africa, Sphiwe E Mhlongo

Journal of Sustainable Mining

This paper uses a case study of an abandoned magnesite mine in the Limpopo Province of South Africa to find ways of identifying post-mining land used from the current uses of the abandoned mine sites or features. The approach used involved carrying out a field characterization of the mine site and documentation of the current uses of the features of the abandoned mine site. The technique used to identify the internal and external factors of the land uses involved analyzing their Strength, Weakness, Opportunities, and Threats. The Analytic Hierarchy Process (AHP) technique was used for further ranking of the land …

A Novel Approach Using Integrated Greywater Treatment System Applying Net Zero Wastewater Concept For Sustainable Urban Communities, Mianda Khattab

Theses and Dissertations

We are blessed with endless resources that are naturally existing in our world and we fully rely-on without envisioning the bigger picture of what would happen if these resources came to an end, or how can we even ensure sustainable lives by regenerating or reusing or utilizing the naturally existing resources? The surrounding ecosystem, the land we live on, the air we breathe, the water we drink and use for cooking, laundry, shower, irrigation, and many other usages are examples of the resources that we, as global users, are taking for granted.

It is a common knowledge that we are …

Prediction Of Terephthalic Acid Yield In Aqueous Hydrolysis Of Polyethylene Terephthalate, Hossein Abedsoltan, Zeinab Zoghi, Amir H. Mohammadi

Chemical and Biochemical Engineering Faculty Research & Creative Works

Aqueous hydrolysis is used to chemically recycle polyethylene terephthalate (PET) due to production of high-quality terephthalic acid (TPA), the PET monomer. PET hydrolysis depends on various factors including PET size, catalyst concentration, and reaction temperature. So, modeling PET hydrolysis by considering the effective factors can provide useful information for material researchers to specify how to design and run these reactions. It will save time, energy, and materials by optimizing the hydrolysis conditions. Machine learning algorithms enable to design models to predict the output results. For the first time, 381 experimental data were gathered to model aqueous hydrolysis of PET. Effective …

Antimicrobial Efficacy And Hplc Analysis Of Polyphenolic Compounds In A Whole-Plant Extract Of Eryngium Campestre, Abdulaziz A. Al-Askar, Shimaa Bashir, Abdallah E. Mohamed, Omaima A. Sharaf, Rokaia Nabil, Yiming Su, Ahmed Abdelkhalek, Said I. Behiry

Civil and Environmental Engineering Faculty Publications

Due to the constant increase in the number of plant diseases and the lack of available treatments, there has been a growing interest in plant extracts over the past few decades. Numerous studies suggest that plant extract molecules possess valuable antimicrobial activities, particularly against fungi and bacteria. This suggests that these biomaterials could potentially serve as attractive therapeutic options for the treatment of phytopathogen infections. In the present study, we investigated and analyzed the methanolic extract of Eryngium campestre L. whole plant extract using HPLC. The analysis revealed the presence of several polyphenolic constituents, with benzoic acid, catechol, quercetin, vanillic …

Obujulizi Share - Enabling Voices For Rural Ugandan Communities, Aastha Khare, Sravani Polkampalli

Computer Science and Engineering Senior Theses

Rural communities in Uganda currently lack proper technical infrastructure to effectively communicate their issues and find support within their communities. For our project, we collaborated with Rose Academies, a nonprofit organization that aims to empower and aid impoverished communities in Sub-Saharan Africa. We intend to help them by creating a centralized, secure, and accessible system that allows members of the communities they serve to share their experiences. Our project consisted of three parts: an interview application, where Rose Academies’ creative team can take and record interviews, a content managing application to allow the creative team to select compelling interviews and …

Insect Classification And Explainability From Image Data Via Deep Learning Techniques, Tanvir Hossain Bhuiyan

USF Tampa Graduate Theses and Dissertations

Since the dawn of the Industrial Revolution, humanity has always tried to make labor more efficient and automated, and this trend is only continuing in the modern digital age. With the advent of artificial intelligence (AI) techniques in the latter part of the 20th century, the speed and scale with which AI has been leveraged to automate tasks defy human imagination. Many people deeply entrenched in the technology field are genuinely intrigued and concerned about how AI may change many of the ways in which humans have been living for millennia. Only time will provide the answers. This dissertation is …

Neutrosophic Framework For Assessment Challenges In Smart Sustainable Cities Based On Iot To Better Manage Energy Resources And Decrease The Urban Environment's Ecological Impact, Samah Ibrahim Abdel Aal

Neutrosophic Systems with Applications

Sustainable smart cities based on the Internet of Things (IoT) technology provide promising prospects for improving quality of life. However, in order to facilitate the widespread implementation of IoT-based smart city solutions, there is a need to concern about data privacy and security, standardization, interoperability, scalability, and sustainability. Reducing the environmental effect of urban activities, optimizing the management of energy resources, and designing novel services and solutions for inhabitants are all examples of how the smart city concept is inextricably linked to sustainability. There is a need to assess challenges in smart sustainable cities based on IoT. This paper is …

Tank Level Controller Plc Lab, Siddhi Upadhyaya, Teghvir Grewal

Electrical Engineering

The California Polytechnic State University San Luis Obispo’s Electrical Engineering Department is currently developing lab experiments for the new EE435 (Industrial Power Control and Automation) class. In order to support these efforts, fourth year Cal Poly students are expected to develop laboratory experiments that will be conducted during this new class for the semester system. The lab experiment focused on in this project is called the Tank Level Controller. This experiment will introduce EE 435 students to Schneider Electric Programmable Logic Controller (PLC) hardware and software, which is prominent in the automation industry.
This experiment will require students to develop …

Lighting Industry-University Collaboration: Enabling Collaborator-Based Evaluation Of Performance, Amardeep M. Dugar

Manipal Journal of Science and Technology

This paper explores a theoretical framework, the antecedent factors that shape it, and a practical interactive study for formalizing industry-university collaborations in the field of lighting. The framework uses an identity paradigm – an educational identity for the lighting industry and an entrepreneurial identity for universities. It further argues that such an identity exchange provides better avenues to address the performance of industry-university collaborations. These collaborations are viewed as learning interactions and decisions based on knowledge transfer between individuals from the lighting industry and universities. The proposed interactive study using survey research will be designed to enable participating individuals from …

Development Of Cal Poly’S Hybrid Ac/Dc House, Eduardo Andres Muñoz, Giovanni Ramirez Angel

Electrical Engineering

The Hybrid House provides an example for what sustainable housing solutions could look like. It also functions as a potential solution to the current rural electrification issues many developing countries face. The use of a DC-DC MISO converter allows for combining multiple power sources into a single DC bus. The Hybrid House integrates the DC bus by employing the use of DC-DC converters for home use. This system may potentially improve the overall system efficiency by avoiding the losses associated with AC-DC converters. The use of the DC bus further leverages the Solar Panel renewable energy solution to become a …

Utilizing Machine Learning Models To Estimate Energy Savings From An Industrial Energy System, Eva Mclaughlin, Jun-Ki Choi

Mechanical and Aerospace Engineering Faculty Publications

Energy audits are an important part of reducing energy usage, costs, and carbon emissions, but there have been discrepancies in the quality of audits depending upon the auditor, which can negatively affect the impacts and credibility of the energy assessment. In this paper, historical energy auditing data from a U.S. Department of Energy sponsored research program was gathered and analyzed with a machine-learning algorithm to predict demand savings from a compressed air system assessment recommendation in industrial manufacturing facilities. Different energy auditors calculate savings for repairing leaks in compressed air systems in various ways, so the energy demand savings have …

Overview Of Low-Cost Carriers In Russia And Post-Soviet States, Tamilla Curtis, Dawna L. Rhoades

Publications

The low-cost carrier's model made remarkable gains across the globe in the prior decade, although growth was uneven domestically and intraregionally. Within this region, there are significant differences in overall country size, the size of the domestic aviation market, and the number of carriers serving the market. The largest and most developed market is in Russia, but rest of the region also experienced growth in economy airlines' activity as they discovered the power of the model to expand aviation access and lower costs. The success of low-cost carriers, however, has been halting and hampered by government decisions on foreign investment, …

The Influence Of Environmental Tax And Technology On Different Air Pollution Emissions In Oecd Countries, Malak Ali Assaf

BAU Journal - Creative Sustainable Development

Although countries continuously employ taxation and technological measures to control air pollution in the Organization for Economic Co-operation and Development, the results of these practices should be evaluated to determine whether they reach their intended outcomes. This study used panel autoregressive distributed lag model to establish how environmental taxes and technology affects the emission of air pollutants (nitrogen oxides, Carbon dioxide, and particulate matter 2.5). Using secondary data present in the OECD Database and The World Bank, EViews panel was derived to create 3 model in which each of the three variables would be sufficiently explained by environmental tax, abatement …

Evidence On The Impact Of Corruption On Economic Growth: A Systematic Literature Review, Nour Mohamad Fayad

BAU Journal - Creative Sustainable Development

The relationship between corruption and economic growth is complex and has been extensively studied. Till recent days it is still one of the most genuine political challenges that all countries face. Even though anti-corruption measures have improved, they still lack consistency and clarity. Accordingly, this paper reviews the extant literature on this issue, by examining 66 research papers on the impact of corruption on economic growth. The study was aided by analysis of the theme Corruption and economic growth identified in the present literature. Impact of Corruption on economic growth has been tested in multiple studies utilizing time series, panel, …

Classification Of Arabic Social Media Texts Based On A Deep Learning Multi-Tasks Model, Ali A. Jalil, Ahmed H. Aliwy

Al-Bahir

The proliferation of social networking sites and their user base has led to an exponential increase in the amount of data generated on a daily basis. Textual content is one type of data that is commonly found on these platforms, and it has been shown to have a significant impact on decision-making processes at the individual, group, and national levels. One of the most important and largest part of this data are the texts that express human intentions, feelings and condition. Understanding these texts is one of the biggest challenges that facing data analysis. It is the backbone for understanding …

Development Of A Modular Agricultural Robotic Sprayer, Paolo Rommel P. Sanchez

Theses and Dissertations

Precision Agriculture (PA) increases farm productivity, reduces pollution, and minimizes input costs. However, the wide adoption of existing PA technologies for complex field operations, such as spraying, is slow due to high acquisition costs, low adaptability, and slow operating speed. In this study, we designed, built, optimized, and tested a Modular Agrochemical Precision Sprayer (MAPS), a robotic sprayer with an intelligent machine vision system (MVS). Our work focused on identifying and spraying on the targeted plants with low cost, high speed, and high accuracy in a remote, dynamic, and rugged environment. We first researched and benchmarked combinations of one-stage convolutional …

Evaluating The Potential Of Geopolymer Concrete As A Sustainable Alternative For Thin White-Topping Pavement, Sathvik S. Chandra, Pshtiwan Shakor, Sarwar Mohmmad, Bankole O. Awuzie, Atul K. Singh, Abishek Rauniyar, M Karakouzian

Civil and Environmental Engineering and Construction Faculty Research

Introduction:

The construction industry uses a large quantity of natural materials in the production of concrete. Although attempts to incorporate green materials in concrete began years ago, not every building uses such materials today, and roadways, particularly, still rely on unsustainable materials.

Methods:

Therefore, this study used alternative materials, including fly ash, manufactured sand aggregates, and different molarities of alkaline activators, to incorporate waste byproducts in a geopolymer concrete white-topping pavement layer. Recent developments have led to the emergence of geopolymers as distinct classes of materials. In the 1990s, fly ash-based geopolymers became more popular than other kinds, as they …

Meta-Analysis Of Driving Behavior Studies And Assessment Of Factors Using Structural Equation Modeling, Duong Ngoc Hai, Chu Cong Minh, Nathan Huynh

Department of Civil and Environmental Engineering: Faculty Publications

The aim of this paper is to understand the factors that influence unsafe driving practices by examining published studies that utilized the Theory of Planned Behavior (TPB) to predict driving behavior. To this end, it reviews 42 studies published up to the end of 2021 to evaluate the predictive utility of TPB by employing a meta-analysis and structural equation model. The results indicate that these studies sought to predict 20 distinct driving behaviors (e.g., drink-driving, use of cellphone while driving, aggressive driving) using the original TPB constructs and 43 additional variables. The TPB model with the three original constructs is …

3d Printing Of Earthen Materials: Toward The Carbon-Zero Construction, Shiva Bhusal

Civil Engineering ETDs

In recent years, digital manufacturing techniques in the architecture and construction industry have rapidly gained attention, especially with 3D printing, also called additive manufacturing. The use of cement has been common in modern construction and is now being explored for 3D printing. However, due to cement's contribution to approximately 7 percent of global carbon emissions and its high cost, research on sustainable and greener materials has gained attention. Previous studies on alternative construction have examined the mechanical and rheological properties of soil mixes, but not much attention has been given to printability evaluation, shrinkage, and cracking, which can affect the …

Musical Time In Network Interaction: The Case Of Unfinished Line, Silvio Ferraz, William Teixeira

Journal of Network Music and Arts

Considering recent world events, art and music could not be unmoved by the dramatic turn of directions in both the way people relate and the place of technology in their lives. An ongoing project of both the authors in writing a new piece for cello and Disklavier operated by interactions in real-time gave place to a new kind of composition, mixing written music to improvisation and replacing real-time for something we are calling remote time. This paper presents such walking of resilience, first reviewing some relevant points of view about musical interaction in real-time and the importance of synchrony for …

The Santa Clara, 2023-05-05, Santa Clara University

The Santa Clara

No abstract provided.

Advancing The Economic And Environmental Sustainability Of The Newgenerator Nonsewered Sanitation System, Shion Watabe, Hannah A. C. Lohman, Yalin Li, Victoria L. Morgan, Lewis Stetson Rowles, Tyler Stephen, Hsiang-Yang Shyu, Robert A. Bair, Cynthia J. Castro, Roland D. Cusick, Daniel H. Yeh, Jeremy S. Guest

Civil Engineering & Construction: Faculty Publications

Achieving safely managed sanitation and resource recovery in areas that are rural, geographically challenged, or experiencing rapidly increasing population density may not be feasible with centralized facilities due to space requirements, site-specific concerns, and high costs of sewer installation. Nonsewered sanitation (NSS) systems have the potential to provide safely managed sanitation and achieve strict wastewater treatment standards. One such NSS treatment technology is the NEWgenerator, which includes an anaerobic membrane bioreactor (AnMBR), nutrient recovery via ion exchange, and electrochlorination. The system has been shown to achieve robust treatment of real waste for over 100 users, but the technology’s relative life …

Investigation Of Degradation Of Solar Photovoltaics: A Review Of Aging Factors, Impacts, And Future Directions Toward Sustainable Energy Management, Eklas Hossain

Electrical and Computer Engineering Faculty Publications and Presentations

The degradation of solar photovoltaic (PV) modules is caused by a number of factors that have an impact on their effectiveness, performance, and lifetime. One of the reasons contributing to the decline in solar PV performance is the aging issue. This study comprehensively examines the effects and difficulties associated with aging and degradation in solar PV applications. In light of this, this article examines and analyzes many aging factors, including temperature, humidity, dust, discoloration, cracks, and delamination. Additionally, the effects of aging factors on solar PV performance, including the lifetime, efficiency, material degradation, overheating, and mismatching, are critically investigated. Furthermore, …

Optimizing Wedding Venue Selection Process Using Integer Programming, Luis Rodriguez

Theses/Capstones/Creative Projects

Choosing the right wedding venue can be extremely difficult for the unsuspecting engaged couple. There is a myriad of variables that must be taken into account prior to the illustrious wedding date; these variables include the option for a reception, the location, and food requirements, to name a few. Consequently, the typical couple seems to spend multiple months researching and visiting many wedding spaces. However, even though months go into planning, it still is not a guarantee that all variables are accounted for. Furthermore, without a wedding planner, these couples may second-guess their chosen site due to seemingly arduous issues …

An Exploration Of The Application Of Desalination In Disaster Relief, Emma Sager

Senior Honors Theses

This paper aims to explore the application of small-scale desalination systems to provide clean water in the wake of marine natural disasters. A lack of clean water is a devastating impact of many natural disasters. Desalination technologies, both thermal and membrane, show potential for being scaled down and self-powered by renewable energy. Desalination can transform ocean water and contaminated drinking water with a high salt content into drinkable, usable water. While these techniques are not perfected, and the solution to a need for clean water is multifaceted, desalination shows potential. Through further research and ever-advancing technology, small-scale desalination could develop …

Systematic Literature Review Of Roof Systems On Energy Efficiency Of A Building To Support An Ideal Study Framework, Ayushi Raj Dua

All Theses

A sustainable building envelope is a crucial element to build energy efficient structures that contribute towards sustainable communities. The demand for sustainable building envelopes has grown in response to a growing emphasis on sustainable living. The roofing system is an important component of a sustainable building envelope because it influences the building's energy consumption and indoor comfort levels. The current study focuses on roofing systems and associated solar reflectance and albedo values to document the impact on energy efficiency via cooling/heating energy usage, dollar savings and temperature (ambient and surface) reductions due to the roofing systems. Additionally, the study focuses …

Irrigation-As-A-Service For Smallholder Farmers, Ishani Lal

Department of Agricultural Economics: Dissertations, Theses, and Student Research

Irrigation is a crucial management practice that can help increase food security among smallholders globally while mitigating climate change impacts. High-efficiency irrigation technologies such as drip kits and sprinkler systems are relatively expensive and smallholder farmers cannot afford them to buffer crop yields against low precipitation. In many developing countries, farmers participate in robust informal markets for renting and sharing of irrigation equipment. Such services may be operated by farmers or via a third party such as irrigation start-ups, water user associations, non-governmental organizations, or even government agencies. These services are referred to collectively as Irrigation-as-a-Service (IaaS).

The objective of …

Analyzing The Impact Of Automation On Employment In Different Us Regions: A Data-Driven Approach, Thejaas Balasubramanian

Electronic Theses, Projects, and Dissertations

Automation is transforming the US workforce with the increasing prevalence of technologies like robotics, artificial intelligence, and machine learning. As a result, it is essential to understand how this shift will impact the labor market and prepare for its effects. This culminating experience project aimed to examine the influence of computerization on jobs in the United States and answer the following research questions: Q1. What factors affect how likely different jobs will be automated? Q2. What are the possible effects of automation on the US workforce across states and industries? Q3. What are the meaningful predictors of the likelihood of …