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- Title
- A Study on Soil-Structure Interaction of Axially Loaded Sheet Piles
- Author
- Sylvain, Matthew
- Date Created
- 2019
- Subjects--Topical
- Civil engineering
- Description
- Sheet piles are geotechnical structural elements often used in canals and rivers for soil retention and scour protection. Short span bridge abutment design in North Carolina and the U.S., for locations near bodies of water, typically uses sheet pi...
- Title
- APPLICATION OF SYSTEM IDENTIFICATION BASED METHODS ON POWER SYSTEM OSCILLATION CHARACTERIZATION AND MITIGATION
- Author
- Hossain, Sheikh Jakir
- Date Created
- 2019
- Subjects--Topical
- Electrical engineering
- Description
- This dissertation presents measurement-based system identification methods that help to improve the reliability and operational stability of modern power systems. One of the important factors in maintaining stability is to know the damping and fre...
- Title
- APPROXIMATING SOLUTIONS OF BOUNDARY VALUE PROBLEMS
- Author
- Semiyari, Hamid
- Date Created
- 2015
- Subjects--Topical
- Mathematics
- Description
- We present a new algorithm for approximating solutions of two-point boundary value problems and prove theorems that give conditions under which the solution must exist and the algorithm generate approximations that converge to it. We show how to m...
- Title
- COMBINED DEM-FEM MODELING OF SHOT PEENING PROCESS
- Author
- Bobba, Dhanooj
- Date Created
- 2018
- Subjects--Topical
- Mechanical engineering
- Description
- Shot peening is a commonly used technique for improving the fatigue life of machine components by inducing compressive residual stresses in the surface layers. This process involves plastically deforming the surface layers by impacting the surface...
- Title
- COMPUTATIONAL ANALYSIS OF THE RESPONSE OF BURIED STEEL PIPELINES DUE TO SUDDEN GROUND MOTION
- Author
- Gawande, Kshitij
- Date Created
- 2015
- Subjects--Topical
- Mechanical engineering
- Description
- Pipeline systems are the primary means by which natural gas and liquid fuels are distributed to delivery points from pumping and compressor stations. Many of these pipelines are buried underground and consequently are susceptible to sudden ground ...
- Title
- Coupling of peridynamics and the finite element method and Study of the damping property of polymer composites
- Author
- Kulkarni, Shank
- Date Created
- 2019
- Subjects--Topical
- Mechanics
- Description
- Part - I: Coupling of peridynamics and the finite element method and modeling of creepOne of the important modes of unpredicted failure for large complex structures such as power stations, turbines, processing plants, refineries is a failure due t...
- Title
- DURABILITY OF PAVEMENT CONCRETE WITH REPLACEMENT OF CEMENT BY FLYASH AND PORTLAND LIMESTONE CEMENT
- Author
- Medlin, Clayton
- Date Created
- 2016
- Subjects--Topical
- Civil engineering
- Description
- The durability of concrete can be directly related to the permeability of the concrete. While the permeability is not the only characteristic that can relate to durability, it is amongst the most important predictors of service life. Lower permeab...
- Title
- Data-driven control and optimal management of electric distribution grid with high penetration of distributed energy resources (DERs) based on spectral clustering
- Author
- Patel, Shyamal
- Date Created
- 2022
- Subjects--Topical
- Electrical engineering
- Description
- Motivated by the government's clean energy targets, the penetration of Distributed Energy Resources (DER) is increasing. These DERs interconnections bring the added generation and storage capacity at the distribution level. Also, with the increasi...
- Title
- ENGINEERED WATER REPELLENCY FOR INFILTRATION CONTROL IN COAL FLY ASH
- Author
- Feyyisa, Jenberu
- Date Created
- 2017
- Subjects--Topical
- Civil engineering, Environmental engineering
- Description
- In 2014 approximately 47% of the 190 million short tons of coal combustion product (CCP) was recycled. As a construction material, coal fly ash (CFA) finds considerable use as a partial replacement for Portland cement, as structural fill, and as a...
- Title
- Engineered Water Repellency for Frost Heave Mitigation: Decoupling the Relative Influence Of Matric and Osmotic Suction
- Author
- Abiodun, Uduebor
- Date Created
- 2023
- Subjects--Topical
- Civil engineering, Geotechnical engineering, Materials science
- Description
- This dissertation, stemming from a substantial research endeavor funded by the U.S. National Science Foundation (Award #1928813), stands as an essential exploration of Engineered Water Repellency (EWR) in mitigating frost heave. Combining laborato...
- Title
- Engineering Characterization of Tire Derived Aggregate for Geotechnical Applications
- Author
- Garcia-Theran, Mauricio
- Date Created
- 2015
- Subjects--Topical
- Civil engineering, Human ecology--Study and teaching
- Description
- According to the Rubber Manufacture Association about 230.7 million scrap tires are generated in the United States every year. Reduction of scrap tire disposal, through recycling and reutilization, has become an important environmental priority. I...
- Title
- Engineering characterization of waste derived geopolymer cement concrete for structural applications
- Author
- Tempest, Brett
- Date Created
- 2010
- Subjects--Topical
- Civil engineering, Sustainability
- Description
- Geopolymer cements provide an alternative to the Portland cement used to manufacture structural concrete. The material commonly used to produce geopolymers is fly ash, which is found in the waste stream of power generation facilities. Therefore, r...
- Title
- Evaluation of the lateral response of micropiles via full scale load testing
- Author
- Babalola, Michael
- Date Created
- 2011
- Subjects--Topical
- Civil engineering, Geotechnical engineering, Design
- Description
- Micropiles are a relatively new deep foundation technology in the United States. As an alternative to driven piles or drilled shafts, micropiles can provide substantial support while minimizing cost, environmental impact, and harmful construction ...
- Title
- Experimental and Computational Study of Performance of Highway Embankments
- Author
- Hassani, Mehrdad
- Date Created
- 2021
- Subjects--Topical
- Civil engineering, Geotechnical engineering
- Description
- Highway embankments require careful selection of the borrow material and construction practices. Most highway agencies in North America specify the soil selection criteria based on gradation or Atterberg limits. Furthermore, current construction p...
- Title
- Geotechnical Controls on Organo-Silane Modification of Soils and Coal Combustion Fly Ash
- Author
- Keatts, Matthew
- Date Created
- 2014
- Subjects--Topical
- Civil engineering, Geotechnical engineering
- Description
- Organo-silane (OS) surface modification works by chemically altering the surface of silica based materials and rendering them hydrophobic (waterproof). Limited research is present in the literature addressing the use of OS modified soils as an inf...
- Title
- Insitu Determination of Residual Soil Shear Strength Parameters Using the Standard Penetration Test with Torque
- Author
- Cottingham, Marcus
- Date Created
- 2010
- Subjects--Topical
- Civil engineering
- Description
- Residual soils are found throughout the world and often behave differently than transported soils. Residual soils are identified as materials developed from the insitu weathering of rock that has remained in the location of its origin as opposed t...
- Title
- Investigation of Gas Metal Arc Welding as a Potential Method for Additive Manufacturing of Magnesium Alloys
- Author
- Kossack, Christoph
- Date Created
- 2023
- Subjects--Topical
- Mechanical engineering
- Description
- Gas Metal Arc Welding (GMAW) was investigated as a method for the rapid Wire Arc Additive Manufacturing (WAAM) of magnesium alloys. The GMAW deposition process that was tested was not modified with Cold Metal Transfer (CMT) or short-circuit deposi...
- Title
- LABORATORY EVALUATION OF THE UNCONFINED COMPRESSION STRENGTH OF POLYMERIC FIBER REINFORCED SOILS
- Author
- Kral, Robert
- Date Created
- 2014
- Subjects--Topical
- Civil engineering, Soil science, Geotechnical engineering
- Description
- Geosynthetic fiber reinforced soil can be used to remediate weak, near-surface soils. The purpose of this study was to determine the impact that the geofibers had on the unconfined compressive strength (UCS) of various soil types. To distinguish t...
- Title
- LEACHABILITY AND SORPTIVITY OF INCINERATED BIOSOLID ASH
- Author
- Boivin, William
- Date Created
- 2017
- Subjects--Topical
- Civil engineering, Environmental geology
- Description
- The byproduct of incinerated biosolids (biosolid ash) was evaluated for land application through laboratory and field testing of leachability and sorption capacity. Field testing involved vacuum lysimeters that were installed to monitor the leacha...
- Title
- Mechanical and Physical Characterization of Recycled PET Bales for Use as Lightweight Fill Material
- Author
- Garbini, Jacob
- Date Created
- 2016
- Subjects--Topical
- Civil engineering
- Description
- Waste generation rates are increasing so there is a need to determine alternative methods of dealing with waste to accommodate a sustainable future. Polyethylene Terephthalate (PET) plastic represents a large portion of the domestic waste generate...