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Articles 1 - 30 of 116
Full-Text Articles in Engineering
Optimal And Robust Control Problems Of Microalgae Cultivation, Mariana Rodriguez-Jara, Luis A. Ricardez-Sandoval, Carlos E. Ramirez-Castelan, Hector Puebla
Optimal And Robust Control Problems Of Microalgae Cultivation, Mariana Rodriguez-Jara, Luis A. Ricardez-Sandoval, Carlos E. Ramirez-Castelan, Hector Puebla
Annual Symposium on Biomathematics and Ecology Education and Research
No abstract provided.
The Next-Gen Crop Nutrient Stress Identification With High-Precision Sensing Technology In Digital Agriculture, Zhihang Song, Ziling Chen, Xing Wei, Jian Jin
The Next-Gen Crop Nutrient Stress Identification With High-Precision Sensing Technology In Digital Agriculture, Zhihang Song, Ziling Chen, Xing Wei, Jian Jin
Graduate Industrial Research Symposium
Crop yields are facing significant losses from nutrient deficiencies. Over-fertilizing also has negative economic and environmental impacts. It is challenging to optimize fertilizing without an accurate diagnosis. Recently, plant phenotyping has demonstrated outstanding capabilities in estimating crop traits. As one of the leading technologies, LeafSpec, provides high-quality crop image data for improving phenotyping quality. In this study, novel algorithms are developed for LeafSpec to identify crop nutrient deficiencies more accurately. Combined with UAV system, this technology will bring growers a robust solution for fertilizing diagnosis and scientific crop management.
Design Of A Virtual Lab For Plate Heat Exchanger Sterilization System, Daniel N. Hauersperger
Design Of A Virtual Lab For Plate Heat Exchanger Sterilization System, Daniel N. Hauersperger
Graduate Industrial Research Symposium
Online learning has become a staple in contemporary education, requiring new ways to display and promote experiences. Virtual labs can be used to give learners a way to enter a lab environment without the need for expensive equipment or materials. One example is to give students a “hands-on” experience using a sterilization process to preserve biological materials. Sterilization systems incorporate heat exchangers to bring product up to temperature and then cool product down quickly to prevent excess degradation of nutrients. Data generated from virtual labs will allow learners to use the system responses and build their understanding of how the …
Comprehensive Microenvironment Monitoring For The Productivity And Welfare Of Sows And Piglets, Jun Ho Kim
Comprehensive Microenvironment Monitoring For The Productivity And Welfare Of Sows And Piglets, Jun Ho Kim
Graduate Industrial Research Symposium
The world is facing increasing food demand and climate change. To improve piglet survivability and sow welfare through microenvironment management using precision technology, a USDA sponsored research project started in 2021 and is ongoing. A comprehensive yet low-cost system was designed and developed for continuous and real-time microenvironment monitoring in three rooms of Farrowing Building #1 at the Animal Sciences Research and Education Center, Purdue University. The system consists of two gas analyzers and 103 different sensors, including sensors in a weather station. The first trial of the project was conducted from Jan. 13 to Feb. 8, 2023, when the …
Fish Farming Aerator, Kylie Johnson, Therese Rosalez, Jordan Hendricker, Ryan Froidcoeur
Fish Farming Aerator, Kylie Johnson, Therese Rosalez, Jordan Hendricker, Ryan Froidcoeur
Scholar Week 2016 - present
Designing, building and installing a functional and efficient aerator prototype suitable for small pond intensive aquaculture use in El Faro, Guatemala. The project’s purpose is to provide a solution for farming tilapia. A successful project outcome will help impoverished families to raise tilapia for food and income The team will install the aeration system on-site in El Faro, Guatemala.
Panel 1 Paper 1.3: Le Paysage Rural Patrimonial, Outil Et Projet Au Service De La Lutte Contre Le Réchauffement Climatique, Régis Ambroise
Panel 1 Paper 1.3: Le Paysage Rural Patrimonial, Outil Et Projet Au Service De La Lutte Contre Le Réchauffement Climatique, Régis Ambroise
ISCCL Scientific Symposia and Annual General Meetings // Symposiums scientifiques et assemblées générales annuelles de l'ISCCL // Simposios científicos yy las Asambleas Generales Anuales
Cette intervention fait référence au paragraphe de la résolution19GA 2017/30 du Conseil International des Monuments et des Sites indiquant que « la 19° Assemblée générale de l’ICOMOS… salue l’adoption de l’accord de Paris et encourage tous les membres de l’ICOMOS à renforcer leurs efforts pour appuyer sa mise en œuvre et identifier les réponses qui s’appuient sur le patrimoine ou les paysages culturels… ». Elle prend l’exemple de la façon dont les paysages de terrasses ont été abordés ces dernières années dans trois situations différentes : en France, dans le Guizhou en Chine et dans le Priorat en Espagne.
En …
Wastewater Denitrification Using Bhn-Probiotic Solutions As An Alternative External Carbon Source, Guadalupe Arreola
Wastewater Denitrification Using Bhn-Probiotic Solutions As An Alternative External Carbon Source, Guadalupe Arreola
Kansas State University Undergraduate Research Conference
Wastewater Denitrification Using BHN-Probiotic Solutions as an Alternative External Carbon Source
Guadalupe Arreola, Evan Heronemus, Megan Lehman, and Dr. Prathap Parameswaran
Department of Civil Engineering
College of Engineering
Reducing the amount of Nitrogen found in wastewater is a crucial step for wastewater treatment plants, and denitrification is an essential biological step that could be rate-limiting. To reach the stringent nutrient discharge standards, treatment plants commonly use methanol as an external carbon source; however, there are many safety issues that can arise from using methanol. This problem prompted the study to find and compare other sustainable and environmentally-friendly carbon sources that …
Green Roofs Provide Heating And Cooling Sustainability Benefits In The Great Plains Environmental Climates, Melina Alferoff
Green Roofs Provide Heating And Cooling Sustainability Benefits In The Great Plains Environmental Climates, Melina Alferoff
Kansas State University Undergraduate Research Conference
This project seeks to improve the design and functionality of a vegetated green roof in the Great Plains area of the U.S. We are learning to manipulate several variables such as different growing media types and irrigation systems in resilient plant communities. By utilizing different types of vegetation, we can determine the proper way to water and care for the plants that are growing on the green roof. To be successful for this research project, we will precisely, in units such as degrees Celsius and milliliters, measure temperature and water usage of the vegetated pods. By observing those two aspects …
Barn Considerations For Cash Hay Operations, Morgan D. Hayes
Barn Considerations For Cash Hay Operations, Morgan D. Hayes
Kentucky Alfalfa and Stored Forage Conference
A well designed and built a barn can be invaluable for cash hay operation. Barn provide opportunity to reduce losses in dry matter and help maintain quality throughout the winter. There are numerous styles of barns that hay producers can purchase or build themselves. Wood frame structures, often with metal roofs and metal sides, are fairly common. You can also build barns with a steel structure with or without metal siding on the walls. Hoop barns are another common hay storage structure - particularly common with round bale storage. All, however, provide valuable storage for hay. There are four areas …
Catalytic Deoxygenation Of Model And Realistic Feeds To Fuel-Like Hydrocarbons Over Supported Nickel-Copper Catalysts, Deyshon Ward, Kazi Javed
Catalytic Deoxygenation Of Model And Realistic Feeds To Fuel-Like Hydrocarbons Over Supported Nickel-Copper Catalysts, Deyshon Ward, Kazi Javed
Posters-at-the-Capitol
The goal was to make a renewable fuel by using catalysts to remove oxygen molecules from fats. This is a current issue that society faces today because nonrenewable fossil fuels hurt the environment more than they help it. There are two components that make up a heterogeneous catalyst, a support and a reduced metal active phase. The active metal phases Nickel, Palladium, Platinum have been studied in the past on an alumina and carbon supports. We were investigating other supports using Nickel as the active phase component to determine the effect the support has on the catalyst removing oxygen of …
Evaluation Of Pm Emissions Of A Diesel Engine Fueled With Waste Cooking Oil Biodiesel: A Systematic Review, Omobolanle H. Oshinusi, George M. Gray
Evaluation Of Pm Emissions Of A Diesel Engine Fueled With Waste Cooking Oil Biodiesel: A Systematic Review, Omobolanle H. Oshinusi, George M. Gray
GW Research Days 2016 - 2020
Background: The Navigation Guide developed by Johnson et al was used to conduct a robust systematic review of six experimental intervention studies looking at particulate matter (PM)emissions from conventional petroleum diesel and a biodiesel alternative utilizing waste cooking oil in heavy-duty petroleum diesel engines. Waste cooking oil biodiesel is thought to be a more sustainably sourced alternative to its fossil fuel counterpart.
Objectives: Application of the Navigation Guide systematic review methodology to answer the question: Does the replacement of petroleum diesel with waste cooking oil biodiesel reduce hazardous PMemissions? Methods: The study question was specified, evidence was selected and the …
Evaluation Of Foldable Tractor Roll-Over Protective Structures (Rops) Clearance, Luke Martin
Evaluation Of Foldable Tractor Roll-Over Protective Structures (Rops) Clearance, Luke Martin
EURēCA: Exhibition of Undergraduate Research and Creative Achievement
Tractor rollovers are a leading cause of death in the agricultural industry. While rollovers continue to happen, Roll-Over Protective Structures (ROPS) have shown great ability to prevent or reduce the casualties and injuries associated with rollover events. Foldable ROPS provide a practical solution to various issues faced by tractor operators. However, a ROPS is not meant to be used in the folded down position, as they are commonly used.
This study determined the operator protection provided by ROPS in the extended and the folded positions relative to the applicable engineering standards. To accomplish this, six different sized tractors with different …
Performance Results Of Using Waste Vegetable Oil Based Biodiesel Fuel In A Turboshaft Gas Turbine Engine, Donald Bartlett 5218591, Blaine M. Heisner
Performance Results Of Using Waste Vegetable Oil Based Biodiesel Fuel In A Turboshaft Gas Turbine Engine, Donald Bartlett 5218591, Blaine M. Heisner
ASA Multidisciplinary Research Symposium
The purpose of this research is to record and compare the operating parameters of a turboshaft gas turbine engine using two different blends of biodiesel fuel and the standard Jet A fuel.
Economic Aspect Of The Electricity Production In Subsidiary Mpc Oslomej, Imer Zenku
Economic Aspect Of The Electricity Production In Subsidiary Mpc Oslomej, Imer Zenku
UBT International Conference
The need to increase the production of electricity in the Subsidiary MPC Oslomej (Mining Power Complex-Oslomej), which operates as part of JSC ELEM (Macedonian Power Plants), 100% state owned company, represents a significant economic activity.
Therefore, the analysis in this paper focuses and aims at the economic aspect of the current electricity production, that is, the impact of the expenditures of the Subsidiary on the price of electricity produced by ELEM JSC, a price also regulated by the Energy Regulatory Commission of the Republic of Macedonia (ERC).
This shall draw attention to the necessity to timely prepare and adjust the …
Monitoring Of Air Quality In The Urban And Industrial Areas In Kosovo, Besa Veseli, Sami Gashi, Shkumbin Shala
Monitoring Of Air Quality In The Urban And Industrial Areas In Kosovo, Besa Veseli, Sami Gashi, Shkumbin Shala
UBT International Conference
Environmental pollution has a direct or indirect effect, and is mainly caused by human activity or environmental processes that have harmful effects in the environment and human life.In Kosovo the air pollution in Kosovo is quite evident in the industrial areas. The power plant of KEK (TCA and TCB), from the Cement Factory and ferronickel etc.
In the vast majority of cases, the pollution is caused by the emission of sulfur dioxide (SO2), azotes (NOx), ozone, lead and other heavy metals, such as carbon monoxide (CO), dust, PM10,PM2,5 and steamy organic components.
The aim of this inquiry is to study …
Evaluation Of Physical - Chemical Contaminants In Lumbardhi River In Prizren For The Period May - June 2017, Gashi Sami, Bajmaku Ymerr, Besar Veseli, Drini Petrit
Evaluation Of Physical - Chemical Contaminants In Lumbardhi River In Prizren For The Period May - June 2017, Gashi Sami, Bajmaku Ymerr, Besar Veseli, Drini Petrit
UBT International Conference
This paper covers the monitoring of water pollution in the river basin from the source to the White Drin flow monitoring the river flow both in the rural and urban areas of water quality. The biggest problem in environmental protection is the quality of surface water. The results from the analysis of the study will serve to know the pollution from these physical-chemical parameters and at the same time to manage the eco-status in order to prevent negative trends and create a desirable balancing of so important the ecosystem as it is the system consist of Lumbardhi River, with biodiversity …
Improving Efficiency, Reduction Of Pollution And Co2 Emission From Power Plant Kosovo, Afrim Syla
Improving Efficiency, Reduction Of Pollution And Co2 Emission From Power Plant Kosovo, Afrim Syla
UBT International Conference
In recent years, global warming has been a major issue due to continuous growth of greenhouse gas emissions from different sources. Earth’s atmosphere is composed of a variety of chemical compounds that act as greenhouse gases. Carbon dioxide (CO2) is of primary concern due to growing global emissions in recent history. Since the expansion of coal use during the industrial revolution and the expansion of petroleum use during the 20th century, CO2 emissions have risen steadily.
The major factor in Kosovo’s political, social, and economic life today is the development and social sustainability. The biggest challenge for Kosovo remains the …
Evaluation Of The Ereniku River Waters In The Locations Where The Lukac River Flows, Faton Maloku, Luan Daija, Xhelal Këpuska
Evaluation Of The Ereniku River Waters In The Locations Where The Lukac River Flows, Faton Maloku, Luan Daija, Xhelal Këpuska
UBT International Conference
The fate and transport of many anthropogenic pollutants have an impact not only on hydrological cycles, but also on physico-chemical processes.Water resource monitoring will assess the quality of water, identify its depreciation, and help policymakers make decisions that will preserve not only natural areas but also improve quality of life.Therefore the purpose of this paper is to evaluate the physical and chemical parameters of the locations where the river Lukac flows into the Erenik river. Erenik is a river in the western part of Kosovo.The water quality of the Ereniku river comes from anthropogenic activities, mainly from sewage discharges, from …
An Overview Of Zero Energy Buildings With An Emphasis On Energy Savings, Lazaros Aygeris, Peter P. Groumpos
An Overview Of Zero Energy Buildings With An Emphasis On Energy Savings, Lazaros Aygeris, Peter P. Groumpos
UBT International Conference
The indiscriminate exploitation of the planet's energy sources has nowadays led to an uncontrolled form of climate change, with negative consequences for both humankind and the environment. In an effort to curb this situation, energy savings in both the building sector and other sectors of activity (industry, transport, etc.) is a primary objective and an indispensable component of any energy policy been planned today all around the world. As the building sector consumes 40% of the energy required at European level, the European Union (EU) has made considerable efforts to significantly reduce these consumption levels. In recent years, the European …
Applying A Revised Approach Of Fuzzy Cognitive Maps On A Hybrid Electrical Energy System, Ekavi Antoniou, Eleni S. Vergini, Peter P. Groumpos
Applying A Revised Approach Of Fuzzy Cognitive Maps On A Hybrid Electrical Energy System, Ekavi Antoniou, Eleni S. Vergini, Peter P. Groumpos
UBT International Conference
Complex systems modeling is a rapidly developing research field which incorporates various scientific sectors from bio medicine and energy to economic and social sciences. However, as the systems’ complexity increases pure mathematical modeling techniques prove to be a rather laborious task which demands wasting many resources and in many occasions, could not lead to the desired system response. This realization led researchers turn their attention into the field of computational intelligence; Neural Networks and Fuzzy Logic etc. In this way scientists were able to provide a model of a system which is strongly characterized by fuzziness and uncertainties. Fuzzy Cognitive …
Smart Grid Operation: A Survey, Kozeta Sevrani, Romina Muka
Smart Grid Operation: A Survey, Kozeta Sevrani, Romina Muka
UBT International Conference
Creation of Smart Grid meets the energy requirements of the 21stcentury in a high-tech manner with real time approach by providing asignificant improvement in power reliability and services, and integrating thelatest digital communications in the current power grid. This grid improves theability of consumers and utilities to monitor, control, and predict the use ofenergy. Up to the present time, Smart Grid has involved numerous researchersfrom different viewpoints. This paper provides an extensive literature review ofSmart Grid technologies and its characteristics. There are a lot of problems andchallenges in the field of Smart Grid. Therefore, this paper can help to find …
Using Of Hvdc Technology In Super Grids, Ines Bula, Valmira Hoxha, Edin Bula
Using Of Hvdc Technology In Super Grids, Ines Bula, Valmira Hoxha, Edin Bula
UBT International Conference
This paper describes the HVDC system, its organization, as well as advantages over the AC system. Implementation of this system will help to make Europe sustainable energy independent which will require a renewable generation portfolio where much of this portfolio will be fueled by wind and will be developed offshore as it is presented in this paper. To deliver this energy to European consumers will require the development of a high capacity transmission system the so called Supergrid, which will be capable of delivering this energy to Europe's load centers. In this paper also is presented, a DC connection of …
Wind Turbine Technology Enables Sustainable Development Of Electricity In Kosovo, Vehebi Sofiu
Wind Turbine Technology Enables Sustainable Development Of Electricity In Kosovo, Vehebi Sofiu
UBT International Conference
The requirements of the EU directives for the renewable energy market, in particular wind turbines, enable sustainable development to meet the requirements for electricity generation. Global changes and environmental disasters resulting from industrial pollution do not allow a sustainable development of alternative natural resource exploitation. Balkan states and Kosovo are obliged to increase energy efficiency, to increase the discipline related to flow of fossil fuel emissions, which means less CO2 and greenhouse gases, and to advance the renewable energies by 20% up to 2020. Wind generation turbines are used to transform energy from a rotational mechanical action to generate electricity. …
Assessment Of The Ecosystem Services Of Rain Gardens, Hannah M. Hawrot, Dr. Sara Mcmillan, Rachel Scarlett
Assessment Of The Ecosystem Services Of Rain Gardens, Hannah M. Hawrot, Dr. Sara Mcmillan, Rachel Scarlett
The Summer Undergraduate Research Fellowship (SURF) Symposium
Stormwater runoff from impervious surfaces contributes to degradation of urban stream ecosystems. Impacts include increased flooding, water quality impairment, and disruption of habitats. Rain gardens are a type of green infrastructure designed to mitigate the adverse effects of stormwater runoff by promoting evapotranspiration, reducing peak flows, and retaining pollutants. Rain gardens can provide additional ecosystem services, defined as benefits that ecosystems provide to people. This includes, but is not limited to, increasing biodiversity by providing habitat, creating green spaces for recreation, and storing carbon. To date, little research has been done integrating these multiple services. My research measured water quality, …
Development Of Portable Hyperspectral Imaging Device, Chenxi Li, Youngkee Jung, Iyll-Joon Doh, Euiwon Bae
Development Of Portable Hyperspectral Imaging Device, Chenxi Li, Youngkee Jung, Iyll-Joon Doh, Euiwon Bae
The Summer Undergraduate Research Fellowship (SURF) Symposium
Most of the conventional hyperspectral imaging devices require sophisticated optical components, occupy a large footprint, and requires an initial capital investment for laboratories which mostly suits for laboratories benchtop system. The requirement of shipping the sample and waiting an extended period of time to get the results are the main downsides of this traditional approach. Capitalize in many specific field applications and diagnosis, portable devices provide both convenience and on-site results which are desirable for government agencies and food safety inspectors. This project was aimed to develop a low-cost, portable hyperspectral device for food safety applications. A smartphone was used …
Characterization Of High Oleic Acid Biodiesel: Improving Biofuel Properties, James M. Muskat, Nathan Mosier
Characterization Of High Oleic Acid Biodiesel: Improving Biofuel Properties, James M. Muskat, Nathan Mosier
The Summer Undergraduate Research Fellowship (SURF) Symposium
In 2016, the world produced an amount of biofuel equivalent to 82,306,000 tonnes of oil. A portion of the biofuels produced was categorized as biodiesel. While still growing as a fuel alternative, current biodiesel fuels are at risk for causing increased engine coking, lower engine performance and durability, oil ring sticking, carbon deposits, and gelling of lubricating oil. Due to these primary issues, biodiesel cannot completely replace petroleum diesel as a fuel source. Instead, biodiesel is commonly blended with petroleum diesel at 5% and 20% (B5 and B20) in the U.S. to create a mixture that has acceptable fuel properties. …
The Effects Of Compaction On Reconstitution Characteristics Of Dairy Powder, Michelle P. Dixon, Rose Prabin Kingsly Ambrose, Dhananjay Ashok Pai
The Effects Of Compaction On Reconstitution Characteristics Of Dairy Powder, Michelle P. Dixon, Rose Prabin Kingsly Ambrose, Dhananjay Ashok Pai
The Summer Undergraduate Research Fellowship (SURF) Symposium
Milk powders are becoming more ubiquitous within the food industry, and they offer consumers a convenient form for direct intake of dairy. The costs associated with dairy are reduced when products are converted to powder, which markedly increases shelf life at ambient temperatures. Creating compacts from powders further improves cost efficiency by reducing volume. However, milk powders typically possess poor rehydration properties, such as a slow dispersion rate and low solubility, and powder compaction additionally prolongs rehydration time, reducing consumer acceptability. Previous studies have shown that modifying dairy products before or during the drying process can improve rehydration properties, but …
Development Of A Water Quality Status And Trend Detection Tool*, Ruchir Aggarwal, Valeria Mijares, Margaret W. Gitau
Development Of A Water Quality Status And Trend Detection Tool*, Ruchir Aggarwal, Valeria Mijares, Margaret W. Gitau
The Summer Undergraduate Research Fellowship (SURF) Symposium
Water Quality Index (WQI) models have been developed since the early 1970s. They present a means by which water quality status and trends can be compared across time and space on the basis of a composite value computed using existing water quality data. There is a need for a tool that can bring the different water quality parameters together and calculate the WQIs so as to facilitate data use in predictive modeling and water quality management. We are developing a software tool that can be used by water quality managers and others with different technical backgrounds to calculate WQI of …
Analysis Of The Flow Behaviors Of Corn Meal During Extrusion, Daniel N. Hauersperger, Martin R. Okos, Troy Tonner
Analysis Of The Flow Behaviors Of Corn Meal During Extrusion, Daniel N. Hauersperger, Martin R. Okos, Troy Tonner
The Summer Undergraduate Research Fellowship (SURF) Symposium
Food extrusion can be used to make many products we consume today, including pasta, cereals and more. The ability to predict the characteristics of the final product from an extruder using raw material characteristics and operating conditions is vital to the extrusion process. In order to answer this need, the flow behavior of corn meal was measured in a lab viscometer (off-line) and compared to the flow behaviors from an extruder (in-line) at three different moisture contents (32.5%, 35%, 37.5% wet basis). The extruder and product are heated through the friction of the corn meal passing through the barrel not …
Testing Effectiveness Of Aqueous Phases From Struvite And Hydroxyapatite Mineral Precipitation As Algal Nutrient Sources, Aaron Lyons
Virginias Collegiate Honors Council Conference
As interest in algal biofuel grows, the need to explore diverse nutrient sources for growing algae becomes apparent. Struvite and Hydroxyapatite (HAP) were precipitated after flash hydrolysis. The leftover aqueous phase (AP) could serve as nutrients source for algae cultivation and the potential reuse of this waste stream is promising. To test this, 12 bottles of Scenedemus sp., four of Struvite, four of HAP, and four control AM-14 synthetic media were cultivated. 10% of the Phosphorus in the synthetic media was replaced with phosphorous from the struvite AP, and 10% of the nitrogen in the synthetic media was replaced …