Advances of Science and Technology : 9th EAI International Conference, ICAST 2021, Hybrid Event, Bahir Dar, Ethiopia, August 27–29, 2021, Proceedings, Part II / / edited by Mulatu Liyew Berihun

• Record Nr.: UNINA9910523878103321
• Autore: Berihun Mulatu Liyew
• Pubbl/distr/stampa: Cham : , : Springer International Publishing : , : Imprint : Springer, , 2022
• ISBN: 9783030937126; 9783030937119
• Edizione: [1st ed. 2022.]
• Descrizione fisica: 1 online resource (599 pages)
• Collana: Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering, , 1867-822X ; ; 412
• Disciplina: 600
• Soggetti: Application software; Artificial intelligence; Computer systems; Computer networks; Computer and Information Systems Applications; Artificial Intelligence; Computer System Implementation; Computer Communication Networks
• Lingua di pubblicazione: Inglese
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Nota di contenuto: Intro -- Preface -- Conference Organization -- Contents - Part II -- Contents - Part I -- Civil, Water Resources, and Environmental Engineering -- Investigation of Properties of Concrete Containing Recycled Concrete Coarse Aggregate and Waste Glass Powder -- 1 Introduction -- 2 Materials and Methods -- 2.1 Material Preparation -- 2.2 Chemical Test -- 2.3 Mix Proportion of Concrete Mixes -- 2.4 Concrete Casting and Curing -- 2.5 Compressive Strength Testing -- 2.6 Data Analysis of Test Results -- 3 Results and Discussions -- 3.1 Workability of Concrete Mixes -- 3.2 Compressive Strength -- 4 Conclusion -- References -- Application of Potential Based Cohesive Model for Analysis of Concrete Fracture -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 PPR Implementation in ABAQUS -- 3 Results ; and Discussion -- 3.1 Validation of the PPR Model -- 3.2 Effect of Shape Parameters -- 3.3 Effect of Fracture Energy -- 4 Conclusion -- References -- Evaluations of Shallow Groundwater Recharges and Water Use Practices at Robit Watershed -- 1 Introduction -- 2 Materials and Research Methods -- 2.1 Description of the Study Area -- 2.2 Remote Sensing Data Processing -- 2.3 River Discharge Data Collection -- 2.4 Water Abstraction Survey -- 2.5 Determination of Crop Water and Irrigation Water Requirement -- 2.6 Descriptions of QSWAT Model -- 3 Results and Discussion -- 3.1 Land Use Map of the Study Area -- 3.2 Sensitivity Analysis -- 3.3 Calibration and Validation QSWAT Model -- 3.4 Spatial Variability of Irrigation Water Requirement -- 3.5 Estimation of Water Used for Irrigation -- 3.6 Estimation of Water Used for Livestock -- 3.7 Estimation of Water Used for Domestic Purposes -- 3.8 Estimation of Total Water Abstractions for the Watershed -- 3.9 Base Flow (Return Flow) -- 3.10 Availability of Groundwater Recharge.; 3.11 The Interaction of Ground Water Use and Availability -- 3.12 Discussions and Comparison of the Current Study with the Other Studies -- 4 Conclusions -- References -- Experimental Study of Recycled Aggregate Concrete Produced from Recycled Fine Aggregate -- Abstract -- 1 Introduction -- 2 Materials and Experimental Design -- 2.1 Material Preparation and Properties -- 2.2 Mix Design -- 2.3 Test Methods for Materials -- 2.4 Experimental Design -- 2.5 Mixing and Testing Methods for Concrete -- 3 Results and Discussions -- 3.1 Workability of Concrete Produced from Recycled Concrete Aggregate -- 3.2 Compressive Strength Test -- 3.3 Cost Comparison -- 4 Conclusions -- References -- Prediction of Irrigation Water Supply Using Supervised Machine Learning Models in Koga Irrigation Scheme, Ethiopia -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Description of the Study Area -- 2.2 Field Investigation and Data Collection -- 2.3 Developing Models -- 3 Results and Discussion -- 3.1 Model Building and Variable Importance -- 4 Conclusions -- Acknowledgements -- References -- Numerical Investigation on the Effect of Reinforcement Shear Connectors in Load Bearing Capacity of Partially Encased Composite Beams -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 Numerical Modeling and Validation -- 2.2 Composite Beam Parametric Tests -- 2.2.1 Flange Length Effect -- 2.2.2 Location of Shear Connector -- 2.2.3 Web Height Effect -- 2.3 Composite Beam Comparative Tests -- 3 Result and Discussions -- 3.1 Validation Results -- 3.2 Parametric Modeling Results -- 3.2.1 Mesh Sensitivity Analysis -- 3.2.2 Flange Length of Shear Connectors -- 3.2.3 Location of Shear Connector -- 3.2.4 Web Height Effect of the Shear Connectors -- 3.3 Replacement of Headed Stud Shear Connector -- 4 Conclusion -- References.; Lake Level Fluctuation Impact on River Morphology Change -- Abstract -- 1 Introduction -- 2 Materials and Method -- 2.1 Description of Study Area -- 2.2 Data Formatting and Preparation -- 3 Results -- 3.1 One Dimensional Steady Flow Analysis -- 3.2 Back Water Profile Computation -- 4 Discussions -- 4.1 River Response to Lake Back Water Effect -- 4.2 Effect of Dyke Construction on Channel Aggradation -- 5 Conclusion -- Acknowledgments -- References -- Analyzing Seasonal Change of Water Quality Characteristics of Finote Selam Town Drinking Water Sources, Amhara, Ethiopia -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Study Area -- 2.2 Study Design -- 2.3 Sample Size and Sample Collection -- 2.4 Physicochemical Analysis -- 2.5 Microbiological Analysis -- 2.6 Data Analysis -- 3 Results and Discussion -- 3.1 Physicochemical Quality of Drinking Water Sources -- 3.2 Bacteriological Quality of Drinking Water Sources -- 4 Conclusion -- References -- Impact of Land Use Land Cover Dynamics on Stream ; Flow: A Case of Borkena Watershed, Awash Basin, Ethiopia -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 Description of the Study Area -- 2.2 Method and Material -- 2.3 Data Processing and Analysis -- 2.4 SWAT Model Set-Up and Simulation -- 2.5 Evaluation of Streamflow Variability Due to LULC Change -- 3 Results and Discussion -- 3.1 Land Use Land Cover Change Analysis -- 3.2 Streamflow Modeling -- 3.3 Evaluation of Streamflow Due to Land Use Land Covers Change -- 4 Conclusion -- Acknowledgments -- Author Contributions -- References -- Application of in Situ Thermal Imaging to Estimate Crop Water Stress and Crop Water Requirements for Wheat in Koga Irrigation Scheme, Ethiopia -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 Description of the Study Area -- 2.2 Description of Irrigation Scheduling Tools.; 2.3 Experimental Design and Treatment Setting -- 2.4 Data Collection -- 2.5 Data Analysis -- 2.6 Statistical Analysis -- 3 Results and Discussion -- 3.1 Irrigation Depth Applied Under Different Irrigation Treatments -- 3.2 Variation in CWSI Between Irrigation Treatments -- 3.3 Relationship Between CWSI, Soil Water Status and Stomatal Conductance -- 3.4 Estimated Crop Evapotranspiration (ETc) -- 3.5 Irrigation Water Productivity -- 3.6 Estimated Gross Irrigation Requirement -- 4 Conclusions -- Acknowledgments -- References -- Effect of Glass Fiber on Fracture Energy of Plain Concrete -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 Materials -- 2.2 Procedures -- 3 Results and Discussion -- 3.1 Effects Observed During the Experimental Periods -- 4 Conclusions -- References -- Assessment of Flood Hazard Areas Using Remote Sensing and Spatial Information System in Bilate River Basin, Ethiopia -- Abstract -- 1 Introduction -- 2 Materials and Methods -- 2.1 Description of Study Area -- 2.2 Source of Data Used -- 2.3 Methodology -- 3 Results and Discussion -- 3.1 Design Rainfall of 50 Years Return Period -- 3.2 Curve Number (CN) -- 3.3 The Normalized Difference Vegetation Index (NDVI) -- 3.4 Topography (Slope) -- 3.5 Distance from Drainage Network -- 3.6 Population Density (Inhabitants/km2) -- 3.7 Result of Weighted Overlay Analysis -- 4 Conclusion -- Acknowledgment -- References -- Torsional Behavior of Steel Fiber Reinforced Concrete: A Review -- Abstract -- 1 Introduction -- 1.1 Material and Its Effect on Concrete Structures -- 1.2 Research Significance -- 2 Failure and Analysis Highlight -- 3 Effect of SFRC in Torsional Members -- 3.1 Concrete or Matrix Strength -- 3.2 Fiber Aspect Ratio -- 3.3 Fiber Volume Ratio -- 3.4 Steel Fiber as a Reinforcement Option -- 4 Conclusion -- References -- Mechanical and Industrial Engineering.; Performance Analysis of Cotton Seed Biodiesel in Diesel Vehicle on Chassis Dynamometer -- Abstract -- 1 Introduction -- 2 Methodology -- 2.1 Materials -- 2.2 Biodiesel Production -- 2.2.1 Transesterification of Cotton Seed Oil -- 2.2.2 Characterization of Cotton Seed Biodiesel -- 2.2.3 Experimental Facilities for the Test -- 2.2.4 Emission and Performance Test Procedure in Diesel Vehicle -- 3 Result and Discussion -- 3.1 Oil Content from Extraction -- 3.2 Production of Biodiesel -- 3.3 Results from Emission Test -- 3.4 Vehicle Performance Test -- 3.5 Engine Performance Curves for Diesel and Biodiesel Blend -- 4 Conclusions -- References -- Computational Fluid Dynamics Modeling of the Spray Process of Resin Over a Laid Up Fiber Stack for the Purpose of Fiber Impregnation and Composite Materials Manufacturing -- Abstract -- 1 Introduction -- 2 Material and Methods -- 2.1 General Model Setup -- 2.2 CFD Modeling Setup up for the Spray -- 2.3 Mesh Generation and Analysis Mesh Generation and Analysis -- 2.4 Governing Equations -- 3 Results and Discussion -- 4 Conclusion and Recommendation -- References -- Performance Evaluation of ; Locally Fabricated Public Water Cooler -- Abstract -- 1 Introduction -- 2 Methods and Materials -- 3 Result and Discussion -- 3.1 Comparisons of Theoretical and Experimental Results -- 3.2 Comparison of Previse Investigation with the New Study -- 4 Conclusion -- References -- Recycled Polymer for FDM 3D Printing Filament Material: Circular Economy for Sustainability of Additive Manufacturing -- Abstract -- 1 Introduction -- 2 Plastic Solid Wastes and Its Management Techniques -- 2.1 Plastic Solid Wastes -- 2.2 Plastic Waste Environmental Pollution -- 2.3 Plastic Waste Management -- 3 Polymers for FDM Additive Manufacturing -- 3.1 Commonly Used Polymers for FDM Additive Manufacturing.; 3.2 Mechanical Recycling of Waste Plastic for 3D Printing Filament.
• Sommario/riassunto: This two-volume set of LNICST 411 and 412 constitutes the refereed post-conference proceedings of the 9th International Conference on Advancement of Science and Technology, ICAST 2021, which took place in August 2021. Due to COVID-19 pandemic the conference was held virtually. The 80 revised full papers were carefully reviewed and selected from 202 submissions. The papers present economic and technologic developments in modern societies in 7 tracks: Chemical, Food and Bioprocess Engineering; Electrical and Electronics Engineering; ICT, Software and Hardware Engineering; Civil, Water Resources, and Environmental Engineering ICT; Mechanical and Industrial Engineering; Material Science and Engineering; Energy Science, Engineering and Policy.