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264 articles for “FIELD PROBLEMS”
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Practices of Stormwater Management in Addis Ababa and Recommended Strategies for Sustainable Stormwater Management
Abstract: This paper reports the practices of stormwater management in Addis Ababa and recommends strategy for the sustainable utilization of water resources. Addis Ababa which is the capital of Ethiopia and seat of African Union is suffering from overtopping, flash and river flooding. These coupled with the high rate of urbanization worsens the problem of river water quality and caused degradation. Quantitative and qualitative as well as exploratory and descriptive methods …
Published in Journal of Water Resource Engineering and Management · Vol. 9, Issue 2, 2022 · pp. 19–38 Read article
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Enhancement of Cable Profile and Deck Arrangement in Cable Stayed Bridge A Review
Abstract: Cable-stayed bridges are usually self-anchored structures and therefore offer a good solution at locations where the soil conditions are not good and as a consequence the cost of the foundations for an earth-anchored structure like a typical suspension bridge would become excessive. To overcome these problems, it is necessary to find a new type of material in lieu of steel. Fiber reinforced polymer (FRP) has many excellent properties, such as …
Published in Journal of Construction Engineering, Technology & Management · Vol. 9, Issue 2, 2019 · pp. 21–26 Read article
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Maintenance Management in Iraqi Government Buildings
Abstract: Due to the fact that the buildings in general and government buildings in particular, is considered as a national real estate wealth of high value, and to maintain these building, must carry out maintenance work to them. And the reality of the maintenance of government buildings in Iraq is not going according to the real system of management and lack of specialized cadres to carry out the tasks required in …
Published in Journal of Construction Engineering, Technology & Management · Vol. 6, Issue 2, 2016 · pp. 67–74 Read article
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Characterisation of FSW Joints of Aluminium and Titanium Alloys: A Review
Abstract: AbstractThis paper presents a review on friction stir welding of different aluminum and titanium alloys. Aluminum alloys are most widely used in automotive, aerospace and ship building industries as high strength-to-weight ratio materials. Titanium alloys are also attractive in these fields due to their high specific strength and good corrosion resistance. In some special applications, the complementary characteristics of Ti and Al are required, such as increased strength, low weight …
Published in Journal of Materials & Metallurgical Engineering · Vol. 8, Issue 3, 2018 · pp. 25–29 Read article
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Solid Waste Management System in Pabna Municipality of Bangladesh: A Case Study
Abstract: The increasing quantity of solid waste is a growing environmental problem in many developing countries like Bangladesh. Solid waste is indiscriminately dumped on roadsides, near dustbins and into open drains thus leading to serious health risk and degradation of living environment for people of most cities like Pabna. This paper presents the existing solid waste management system of Pabna municipality. Primary data were collected from householders and waste workers through …
Published in Recent Trends in Civil Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 18–24 Read article
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Case Study on the Limitations of Prefabricated Building Technology in Ethiopian Building Industry: The Case of Addis Ababa
Abstract: AbstractWorldwide, prefabricated method of construction (PMC) is the most practicable and effective method of construction. However, in Ethiopia it is not further growing and the construction sector depends on conventional method of construction (CMoC). On the contrary, the building construction industry in Ethiopia is increasing due to tremendous growth in population and fast urbanization. The purpose of this study was to investigate the critical causes that limit the application of …
Published in Journal of Structural Engineering and Management · Vol. 5, Issue 1, 2018 · pp. 11–17 Read article
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Hemoglobin Electrophoresis to Identify Adult Hemoglobin and Abnormal Hemoglobin Bands
Abstract: According to National Thalassemia Welfare Society (NTWS) report, every year, around 3 to 4 lakhs babies are born with one or other form of hemoglobinopathies and around 7% of the world population is carrier of hemoglobinopathies. In India, hemoglobinopathies like thalassemia and sickle cell anemia, are one of the most common hereditary disorders and cause a major health problem. In India, incidence of sickle cell and β thalassemia differ from …
Published in Research and Reviews: Journal of Oncology and Hematology · Vol. 12, Issue 2, 2023 · pp. 1–6 Read article
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Time Series Methods in Meteorology: A Review of Predictive Models and Applications
Abstract: The accurate prediction of time series data holds substantial significance in various fields, enabling informed decision-making and resource optimization. In this study, temperature variations over time are predicted using the Autoregressive Integrated Moving Average (ARIMA) model. Reliable temperature projections are more important now than ever because of climate change and its effects. For time series prediction problems, the ARIMA model—which is well-known for its ability to capture temporal dependencies in …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 13, Issue 2, 2024 · pp. 35–46 Read article
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AI-Empowered Space Traffic Management: Challenges and Strategies
Abstract: Space traffic management (STM) has emerged as a critical field of study due to the rapid expansion of space activities, including satellites, debris, and future crewed missions. This research paper delves into the multifaceted issues and challenges associated with STM and explores innovative strategies, specifically focusing on integrating artificial intelligence (AI). It examines the pressing problems of space debris proliferation, collision avoidance, spectrum congestion, and the need for international cooperation. …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 14, Issue 1, 2025 · pp. 20–28 Read article
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Numerical Simulation of Multiple Objective Power Flow Optimization in IEEE-30 Bus System Using Improved Particle Swarm Optimization
Abstract: OPF algorithms are an important research topic for the management and orchestration of profitable power structures. Perfect Power Flow is used to limit the objective work. This goal cap can be a single goal or various aim limits. In this study, we have carried out a perfect energy stream to limit the cost of fuel while fulfilling limitations, such as the tension and the electricity yields of the generator, which …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 2, 2021 · pp. 23–28 Read article
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Substance Misuse Fallout: Investigating the Multifaceted Consequences Experienced by Individuals in the Realm of Drug Abuse
Abstract: The drug industry is a complex field that involves legal medicines and illegal substances. It affects many aspects of society, including health, the economy, crime, and how people interact. This industry includes both medicines prescribed by doctors and drugs that are not allowed, each with its own effects. Lately, drug abuse has become a big problem, affecting people of all ages. Using drugs, whether legal or not, can harm health …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 15, Issue 1, 2024 · pp. 45–52 Read article
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Solving Optimization Problems Using the Graphical Method of Linear Programming
Abstract: Linear programming is a mathematical optimization technique used for maximizing or minimizing a linear objective function while satisfying a set of linear constraints. This method plays a crucial role in various industries, including manufacturing, finance, transportation, and supply chain management. Among the different approaches to solving linear programming problems, the graphical method provides a simple and intuitive way to visualize and solve problems involving two decision variables. By plotting constraints …
Published in Research & Reviews : Journal of Statistics · Vol. 14, Issue 2, 2025 · pp. 01–08 Read article
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Evaluating TRIZ Methodology in the Conceptual Design Phase of Industrial Products
Abstract: The Theory of Inventive Problem Solving (TRIZ) has emerged as a powerful systematic innovation methodology that enhances creativity and problem-solving efficiency in engineering design. This paper evaluates the application of TRIZ during the conceptual design phase of industrial products, where early-stage decisions critically influence functionality, cost, sustainability, and market competitiveness. TRIZ provides designers with structured tools—such as the 40 Inventive Principles, Contradiction Matrix, Su-Field Analysis, and Trends of Technological Evolution—that …
Published in International Journal of Industrial and Product Design Engineering · Vol. 3, Issue 2, 2025 · pp. 27–32 Read article
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Stem Cells in Dentistry A Review
Abstract: While the regeneration of a lost tissue is known to mankind for several years, it is only in the recent past that research on regenerative medicine/dentistry has gained momentum and eluded the dramatic yet scientific advancements in the field of molecular biology. The growing understanding of biological concepts in the regeneration of oral/dental tissues coupled with experiments on stem cells is likely to result in a paradigm shift in the …
Published in Research and Reviews: A Journal of Dentistry · Vol. 2, Issue 1-3, 2011 · pp. 50–59 Read article
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Thin Film Coatings for Anti-Reflective and Anti-Fogging Applications in Optical Devices
Abstract: To maximize optical device lifetime and performance, thin film coatings are crucial. Coatings with anti-reflective (AR) and anti-fogging (AF) properties are important uses that improve optical systems' usability and performance. This review covers materials, deposition methods, and performance measures, providing a thorough analysis of recent developments in AR and AF thin film technologies. The study examines several techniques, such as chemical vapor deposition (CVD), sputtering, and sol-gel procedures, for producing …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 2, 2024 · pp. 26–30 Read article
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Performance Analysis of Conventional Direct Torque Control Strategy for Wide Range Speed Control of Induction Motor Drives
Abstract: Decoupled control of induction motor drives is possible using Direct Torque Control (DTC) method which is very simple control approach paralleled to field oriented control. It is very good alternative for applications like traction or automobile where direct torque control is needed. But speed control from zero to rated or even beyond rated speed is required in such applications. Torque ripples, variable switching frequency and poor low speed performance are …
Published in Trends in Electrical Engineering · Vol. 5, Issue 3, 2015 · pp. 36–45 Read article
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Advanced Mathematical Modelling of Nanoscale Semiconductor Devices for Low-Power Microelectronic Applications
Abstract: With the ongoing scaling down of semiconductor devices, there is an increasing need for accurate mathematical models of electrostatic control, carrier transport, leakage current, and power consumption at the nanometer scale. As the sizes of semiconductors continue to decrease, there is a growing need for accurate mathematical models of electrostatic control, carrier transport, leakage current, and power consumption at the nanometer scale. In this work, a common mathematical modelling approach …
Published in Journal of Microelectronics and Solid State Devices · Vol. 13, Issue 2, 2026 Read article
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Study And Literature Analysis of The Coarse-Grained Logic Interface with Floating-Point Arithmetic Unit
Abstract: Field-Programmable Gate Arrays (FPGAs) have become an essential digital circuit implementation techni que. The research looks at the design parameters by evaluating the building of an arithmetic logic unit (ALU) in Xilinx Vivado utilizing Hardware Description Language (HDL) and implementing common Field Programmable gate arrays (FPGAs). The ALU is a logic design component in digital computers that seeks to deliver optimal algorithms to maximize the usage of available hardware. The …
Published in Journal of VLSI Design Tools and Technology · Vol. 13, Issue 2, 2023 · pp. 45–55 Read article
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An Investigation of Model Predictive Control in Self-driving Vehicles
Abstract: Autonomous vehicles, which are often known as self-driving automobiles or driverless cars, are vehicles that can navigate and operate without human intervention. They require efficient controllers capable of handling complexities, with reduced computational costs, and should handle multiple inputs and outputs simultaneously. Model predictive control (MPC) possesses all these characteristics which means it can be utilized effectively for the same purpose. MPC for autonomous vehicles proposes various ways of achieving …
Published in Trends in Electrical Engineering · Vol. 14, Issue 1, 2024 · pp. 40–50 Read article
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An Exploration on Data Mining for Face Detection based on Real time Face Tracking
Abstract: AbstractData mining has been extensively used to gather meaningful information and to improve the significant relationship for the variables warehoused in large data stores. Machine learning provides the technical basis of data mining. Automatic face recognition research which try to give the computer ability to recognize face to distinguish characters. As a key technology of biometrics face recognition technologies, in public security, information security, financial, and other fields has potential …
Published in Journal of Computer Technology & Applications · Vol. 5, Issue 3, 2014 · pp. 46–51 Read article