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A Scoring Model To Evaluate Offshore Oil Projects: Case Of Eni And Mellitah Oil & Gas, Abdulhakim Giadedi

Dissertations and Theses

Offshore oil projects have many different and unique characteristics, such as larger project size, higher number of scopes, and higher complexity. In fact, offshore oil projects described as mega projects are ones that require significant assessment and acquisition methods in order to reduce risks and failures. Traditionally, cash flow analysis and return on investment are the most known factors to evaluate offshore oil projects. However, there are several other internal and external factors that affect the overall performance of offshore oil projects. A comprehensive approach and advanced tools are required to evaluate these factors that can have a significant impact …

The Impact Of Metal Pipe Materials, Corrosion Products, And Corrosion Inhibitors On Antibiotic Resistance In Drinking Water Distribution Systems, Lee Kimbell, Yin Wang, Patrick J. Mcnamara

Civil and Environmental Engineering Faculty Research and Publications

Drinking water distribution systems (DWDS) are unique engineering environments that are important routes for the acquisition and dissemination of antibiotic resistance. Antibiotic-resistant bacteria (ARB) and antibiotic resistance genes (ARGs) in drinking water pose risks to human and environmental health. Metals are known stressors that can select for antibiotic resistance. The objective of this review was to assess the state of knowledge regarding the impact of metal pipe materials, corrosion products, and corrosion inhibitors on the prevalence of antibiotic resistance in DWDS. ARGs and mobile genetic elements (MGEs) have been detected in full-scale DWDS in concentrations ranging from ~ 10^{1 …}

Energy And Performance-Optimized Scheduling Of Tasks In Distributed Cloud And Edge Computing Systems, Haitao Yuan

Dissertations

Infrastructure resources in distributed cloud data centers (CDCs) are shared by heterogeneous applications in a high-performance and cost-effective way. Edge computing has emerged as a new paradigm to provide access to computing capacities in end devices. Yet it suffers from such problems as load imbalance, long scheduling time, and limited power of its edge nodes. Therefore, intelligent task scheduling in CDCs and edge nodes is critically important to construct energy-efficient cloud and edge computing systems. Current approaches cannot smartly minimize the total cost of CDCs, maximize their profit and improve quality of service (QoS) of tasks because of aperiodic arrival …

High Wind Alerts: A System Created With Observations From The X-Band Teaching And Research Radar, Lauren Warner

The Journal of Purdue Undergraduate Research

Following the August 13, 2011, Indiana State Fair stage collapse tragedy, caused by a wind gust from an approaching thunderstorm, Purdue University enforced a wind speed restriction of 30 mph (13 m s-1) for tents at outdoor events. During these events, volunteers stand outside with handheld anemometers, measuring and reporting when the wind speeds exceed this limit. In this study, we report testing of a new system to automate high-wind alerts based on observations from a Doppler radar, the X-band Teaching and Research Radar (XTRRA), near Purdue’s campus. XTRRA scans over campus at low elevations approximately every 5 minutes. Using …

Potential Of A Low-Calcium Fly Ash (Fa) For The Production Of Alkali-Activated Materials., Omar Alelweet, Sara Pavia

Civil Engineering Research in Ireland 2020

Coal-FA from power stations is an industrial waste abundantly produced in the world. FA can be used as a silicate precursor, and activated with an alkali-metal source to produce alkali-activated materials (AAMs). AAMs are more sustainable than other traditional products, as the use of waste for their production, reduces carbon emissions, and raw materials and energy consumption. This paper studies the properties, composition and reactivity of an Irish FA to establish its potential for the production of AAMs. The results clearly evidenced that the FA is reactive. It is ultrafine, it has a high specific surface area and is partially …

Evaluation Of Sustainability Of Irish Road Transport Sector And Its Comparison With European Union Countries, Megha Jose Kandappasery, Boban Djordjevic, Bidisha Ghosh

Civil Engineering Research in Ireland 2020

Transport sustainability has been the topic of discussion since the past two decades and its importance has been recognised by most countries. Therefore, strategies and policies incorporating sustainable growth and development have been initiated as a measure to steer transport growth in the right path. This notion has led researchers to develop many ways of measuring transport sustainability, especially the frequently used road transport sector. Measurement of sustainability of the transport sector has been carried out using different methodologies in the past. Considering the complexity and multi-dimensional aspects of sustainability, multi-criteria analysis decision making tools have been considered in this …

Towards Automated Uav Assisted Bridge Inspections Using Photogrammetry And Image Processing Techniques, Habeene Habeenzu, Patrick Mcgetrick, David Hester, Su Taylor, Louie Wong

Civil Engineering Research in Ireland 2020

At the heart of addressing bridge condition challenges are bridge inspections. The main activity during a bridge inspection is close, arm’s length visual inspection of the entire bridge structure. During this process, all defects such as cracks, spalls and material degradation are manually recorded on the bridge itself and on inspection forms. Where access is difficult such as where a safe working platform cannot be mounted under bridge decks, or on high bridges, expensive underbridge equipment is required which when used results in expensive lane closures. Furthermore, visual inspections have been shown to lack consistency from inspector to inspector and …

Application Of The Iec Technical Specification For Assessment Of Wave Energy Resource: A Case Study From The West Coast Of Ireland, Iulia Anton, Stephen Nash

Civil Engineering Research in Ireland 2020

There is significant interest globally in harnessing our ocean wave energy resource, estimated at approximately 30,000 TWh/year. The key to this is understanding the resource. The International Electrotechnical Commission (IEC) has developed a technical specification for the evaluation of wave energy resource, IEC-TS 62600- 101: Wave energy resource assessment and characterization. This research applies the IEC standard for a resource characterization study of the Atlantic Marine Energy Test Site on the west coast of Ireland. A key focus is the comparison of the detailed IEC validation approach using scatter diagrams with the traditional timeseries validation approach. Coarse (0.005°) and fine …

Relationship Between Ndvi And Hydromet Factors In Grassland Area Of Open-Pit Coal Mine, Zhang Yan, Huang Xuanming, Chen Shi, Shi Bingxing

Coal Geology & Exploration

The groundwater level of an open-pit coal mine in the grassland area of the east Inner Mongolia has been decreasing continuously under the condition of long-term drainage. In order to study whether the growth of vegetation around the mining area was affected by the decline of groundwater level, the NDVI method was used to analyze the change trend of vegetation index in the study area from 2013 to 2019. Based on the joint entropy theory, the mutual information between NDVI and different meteorological and hydrological elements(temperature, rainfall and groundwater depth)were calculated, and the main influencing factors of vegetation growth were …

Spatial Distribution Of Soil Nutrients In Reclamation Dump Sites Based On Subdivision Idw, Zhao Yanling, Zhao Bincheng, Wang Xin, Xiao Wu, Liu Huifang

Coal Geology & Exploration

Accurately grasping the spatial distribution of soil nutrients is of great significance for evaluating the soil quality of reclamation dumps and formulating corresponding reclamation measures. The general interpolation method of the complex terrain of the dump site has a poor prediction effect. The northern dump of Shengli No.1 open-pit mine in Xilinhot, Inner Mongolia was selected as an example in the paper. The soil nutrients(available nitrogen, available potassium, available phosphorus and organic matter) were spatially interpolated using the inverse distance weighting method based on terrain partitioning, and compared with the conventional inverse distance weighting method and kriging interpolation method. The …

Navigation Risk Evaluation Of The Northeast Passage Based On The Entropy Weight Topsis Model, Fengde Qu

Maritime Safety & Environment Management Dissertations (Dalian)

No abstract provided.

We Are Never Not Inside Discrete Objects And Nested Interiorities, Clay Odom

IntAR Interventions Adaptive Reuse

No abstract provided.

Tactical Urbanism Where It Matters Small Scale Interventions In Underserved Communities, Sally Harrison

IntAR Interventions Adaptive Reuse

No abstract provided.

A Modeling Framework For Urban Growth Prediction Using Remote Sensing And Video Prediction Technologies: A Time-Dependent Convolutional Encoder-Decoder Architecture, Ahmed Hassan Jaad

Civil and Environmental Engineering Theses and Dissertations

Studying the growth pattern of cities/urban areas has received considerable attention during the past few decades. The goal is to identify directions and locations of potential growth, assess infrastructure and public service requirements, and ensure the integration of the new developments with the existing city structure. This dissertation presents a novel model for urban growth prediction using a novel machine learning model. The model treats successive historical satellite images of the urban area under consideration as a video for which future frames are predicted. A time-dependent convolutional encoder-decoder architecture is adopted. The model considers as an input a satellite image …

Application Of Flowsim For Traffic Management And Assessment In Shenzhen, Yuhan Jia, Jianping Wu, Yiman Du, Geqi Qi

Journal of System Simulation

Abstract: Recently many traffic problems are faced by more and more cities. Since traditional method can no longer solve the above problems, and Transportation Demand Management (TDM) solutions are in desperate need. Also, as a successful application of Intelligent Traffic System (ITS), traffic simulation software has become an efficient way to carry out assessment for TDM. The implementation of congestion charge policy in Shenzhen was studied as a demonstration of TDM in China. Then the microscopic traffic simulation software, FLOWSIM, was introduced to simulate the traffic situation to do assessment of congestion charge. Based on the results, advices …

Fujio Cho Legacy Lecture Notes, Fujio Cho, Kozo Saito

Institute of Research for Technology Development Textbook Gallery

The Fujio Cho legacy lecture was created in 2013 as part of UK Institute of Research for Technology Development (IR4TD)’s True Lean Systems program to assist industrial clients to transform their organizations to a True Lean organization by effectively using principles and tools of Toyota Production System (TPS). During the years 1987-1994, Cho and Saito worked together to layout the foundation of the now well-established Toyota-University of Kentucky relationship on R&D, True Lean Systems, and production engineering, housed in IR4TD, the Toyota endowed Institute established in 2007 with the support from the Commonwealth of Kentucky under the research competitiveness trust …

Co-Designed Land-Use Scenarios And Their Implications For Storm Runoff And Streamflow In New England, Andrew John Guswa, Brian Hall, Chingwen Cheng, Jonathan R. Thompson

Engineering: Faculty Publications

Landscape and climate changes have the potential to create or exacerbate problems with stormwater management, high flows, and flooding. In New England, four plausible land-use scenarios were co-developed with stakeholders to give insight to the effects on ecosystem services of different trajectories of socio-economic connectedness and natural resource innovation. With respect to water, the service of greatest interest to New England stakeholders is the reduction of stormwater and flooding. To assess the effects of these land-use scenarios, we applied the Soil and Water Assessment Tool to two watersheds under two climates. Differences in land use had minimal effects on the …

Analysis Of Barriers Causing Delay In Post-Hurricane Recovery: Experts’ Vs. Public’S Perspectives, Behzad Rouhanizadeh

Civil Engineering Dissertations - Archive

Destructive natural disasters such as hurricanes, affect countries around the world. To recover from a hurricane, the managers need to make various decisions; however, what makes the post-hurricane decision making unique is lack of time to make the optimum decision. A comprehensive understanding of barriers to recovery can lead to development of policies that help prevent delays in recovery process and consequently results in resiliency. Although several studies have been performed to identify the recovery barriers, they did not provide a comprehensive review of barriers and their classification. On the other hand, experts and the public commonly have different understandings …

Temporal And Spatial Analysis Of The Wage Gap For Women And Underrepresented Minorities In The Architecture, Engineering, And Construction (Aec) Workforce, Saba Nikkhah Manesh

UNLV Theses, Dissertations, Professional Papers, and Capstones

The Architecture, Engineering, and Construction (AEC) industry has failed to solve persistent labor shortage problems or to fill the labor demand in the workforce by recruiting from untapped/underrepresented groups such as Women and Underrepresented Minorities (WUMs). There have been several studies on diversity and inclusion in the AEC industry, but the issue still persists, as the AEC industry has failed to solve these issues. If the industry better understands the status of wage gaps by gender and race, as well as how the industry has performed in terms of providing comparable wages for the workforce over time, along with the …

Advancing Hydrologic And Hydraulic Understanding And Application Through Inundation Mapping And Estimation Of Losses, Jiaqi Zhang

Civil Engineering Dissertations - Archive

Flooding is the most frequent weather hazard that can cause serious fatalities and property damages worldwide. Climate change with extreme weather has further increased the impact from flooding and brought unprecedented challenges to engineering infrastructure and design. Scientists and engineers have used models to investigate and forecast the hydrologic and hydraulic responses to environmental changes in meteorological forcing and land use. With recent advances in sensing and computing technologies, models have been reaching higher levels of spatiotemporal granularity and scale. However, gaps exist between the scientific exploration and engineering practices. This doctoral study has been conducted to bridge such gaps …

Advancing Water Resources Systems Modeling Cyberinfrastructure To Enable Systematic Data Analysis, Modeling, And Comparisons, Adel Mohammad Kheir Abdallah

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Water resources systems models aid in managing water resources holistically considering water, economic, energy, and environmental needs, among others. Developing such models require data that represent a water system’s physical and operational characteristics such as inflows, demands, reservoir storage, and release rules. However, such data is stored and described in different formats, metadata, and terminology. Therefore, Existing tools to store, query, and visualize modeling data are model, location, and dataset-specific, and developing such tools is time-consuming and requires programming experience. This dissertation presents an architecture and three software tools to enable researchers to more readily and consistently prepare and reuse …

Protecting Crops From Abiotic Stress: Copper Oxide Nanoparticle Effects On Wheat And A Beneficial Rhizobacterium, Matthew Potter

All Graduate Theses and Dissertations, Spring 1920 to Summer 2023

Nanoparticles (NPs) are defined as particles less than 100 nm in at least one dimension. CuO NPs have possible applications in agriculture as micronutrient sources, pesticides, and enhancers of crop stress tolerance. Here, three aspects of CuO NP agricultural applications are studied: 1) the potential of CuO NPs to prevent wheat lodging-when crops irreversibly fall over; 2) CuO NP-induced drought tolerance in wheat seedlings; and 3) the effects of CuO NPs on outer membrane vesicle (OMV) production by Pseudomonas chlororaphis O6 (PcO6), a plant-health promoting bacterium.

Wheat grown 7 d exposed to CuO NPs in the growth matrix …

Application Of Artificial Intelligence And Geographic Information System For Developing Automated Walkability Score, Md Mehedi Hasan

Dissertations

Walking is considered as one of the major modes of active transportation, which contributes to the livability of cities. It is highly important to ensure walk friendly sidewalks to promote human physical activities along roads. Over the last two decades, different walk scores were estimated in respect to walkability measures by applying different methods and approaches. However, in the era of big data and machine learning revolution, there is still a gap to measure the composite walkability score in an automated way by applying and quantifying the activityfriendliness of walkable streets. In this study, a street-level automated walkability score was …

Deep Learning For Remote Sensing Image Processing, Yan Lu

Computational Modeling & Simulation Engineering Theses & Dissertations

Remote sensing images have many applications such as ground object detection, environmental change monitoring, urban growth monitoring and natural disaster damage assessment. As of 2019, there were roughly 700 satellites listing “earth observation” as their primary application. Both spatial and temporal resolutions of satellite images have improved consistently in recent years and provided opportunities in resolving fine details on the Earth's surface. In the past decade, deep learning techniques have revolutionized many applications in the field of computer vision but have not fully been explored in remote sensing image processing. In this dissertation, several state-of-the-art deep learning models have been …

Airline Brand Experience Passengers’ Perceptions Of The Big Three Carriers In The United States, Sarinthree Udchachone

Theses and Dissertations

The purpose of the study was to observe passengers’ perceptions about brand experience research in the airline industry by applying a transcendental or descriptive phenomenological methodology designed to evaluate interview transcriptions and organize derived knowledge into defined themes. The NVivo program was utilized to analyze data from textual transcriptions. The experiences of passengers of the Big Three United States legacy carriers, including American Airlines, Delta Air Lines, and United Airlines, were described. The participants comprised three couples and seven individuals, all frequent-flyer members of the Big Three carriers and their partnering global airline alliances. The researcher-constructed instrument was used for …

The Role Of Information And Communication Technology (Ict) In Securing Books In Irish Academic Libraries., Emmanuel Oguche

Library Philosophy and Practice (e-journal)

This study examined how effective the ICT gadgets are used in securing books in academic libraries and what technological approach the libraries will adopt in the future to ensure books are secured from mutilation and theft. The study was also to understand why students steal or mutilate books. A semi-structured interview was the qualitative research design used to collect data from six librarians. It was discovered that the libraries had adopted the use of ICT security gadgets like Radio-Frequency Identification (RFID) technology, surveillance cameras, self-service machine, magnetic strips. The combined use of these gadgets led to the drastic reduction of …

Magnetic Water Treamtment For Scale Prevention On Water Heater Elements, Fatma Al-Sharji

Department of Environmental Engineering: Theses and Other Student Research

Calcium carbonates is one of the main components of scale that is commonly found in industrial equipment such as hot water systems. Scale formation on heater elements may lead to reduce heat efficiency and shorten the heat service life. Ion exchange softened water are used to reduce the scale formation, but excess salt during regeneration discharged to the wastewater stream, limits the reuse of wastewater for industrial purposes. As a result, non-salt alternative devices would provide consumers with the ability to reduce the impacts of ion exchange softened water without creating negative salinity impacts on wastewater stream. Magnetic water treatment …

Black Lives Matter In Engineering, Too! An Environmental Justice Approach Towards Equitable Decision-Making For Stormwater Management In African American Communities, Maya Elizabeth Carrasquillo

USF Tampa Graduate Theses and Dissertations

The United States and the world have recently been challenged with the disparate effects of COVID-19 and the continual killings of unarmed Black men and women across the nation. A history of anti-black racism has led to systemic structures of inequity that thread throughout institutions and communities across the nation. This environmental engineering research comes at a time when understanding how to effectively engage in, and with Black communities is at the forefront of discourse in academia, utilities and private sector.

In 2018 the Brookings Institute published a report on workforce in the water sector demonstrating the lack of diversity …

Exploring Policies And Strategies For The Diffusion Of Remote Patient Monitoring (Rpm) For The Care Of Senior Population, Hamad Asri Alanazi

Dissertations and Theses

Telemedicine offers great promise in addressing some of the healthcare challenges such as the increase of healthcare expenditure, a growing population, and a projected physician shortage; telemedicine is increasingly being included in the discussion of medicine's future. Telemedicine offers the capabilities to deliver healthcare across distances at reduced costs while maintaining or even increasing the quality of treatment and services.

The objective of this research is to develop a model to evaluate alternative solutions to increase the adoption of RPM for the senior population. Also, the research provides a systematic approach for a comprehensive assessment of teleconsultation adoption, develop a …

A Data‐Driven Framework To Characterize State‐Level Water Use In The U.S., E Wongso, Roshanak Nateghi, Benjamin Zaitchik, Steven Quiring, Rohini Kumar

School of Industrial Engineering Faculty Publications

Access to credible estimates of water-use are critical for making optimal operational de-15 cisions and investment plans to ensure reliable and affordable provisioning of water. Fur-16 thermore, identifying the key predictors of water use is important for regulators to pro-17 mote sustainable development policies to reduce water use. In this paper, we propose18 a data-driven framework, grounded in statistical learning theory, to develop a rigorously19 evaluated predictive model of state-level, per capita water use in the US as a function20 of various geographic, climatic and socioeconomic variables. Specifically, we compare the21 accuracy of various statistical methods in predicting the state-level, …