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577 articles for “port”
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Techno-Economic Evaluation of Solar Harvesting as a Best-Fit Technology for Sustainable Green Building in the Humid Tropics
Abstract: Best-fit criteria in terms of availability, affordability, minimally conflicting operationality, energy efficiency, buildability, and maintainability are the hallmarks of sustainable green building technology. This study evaluates solar harvesting as a best-fit technology for residential buildings in the humid tropics. An analysis of a residential property located in Port Harcourt, Nigeria, is used as a case study to techno-economically portray the viability of solar harvesting. The analysis is carried out for …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 13, Issue 3, 2022 · pp. 28–35 Read article
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Assessment of Compressive Strength of OPC and PPC-Based Concretes Combined by Ultrasonic Pulse Velocity and Rebound Hammer
Abstract: In this study, non-destructive tests were performed on ordinary Portland cement (OPC) and Portland pozzolana cement (PPC) based concrete specimens, namely the ultrasonic pulse velocity (UPV) and rebound hammer (RN). A relationship is thus established between the NDT values and the compressive strength. A statistical regression analysis was performed between the compressive strength with UPV and RN values to obtain a best-fit relationship and correlation coefficients. To take into account …
Published in Journal of Construction Engineering, Technology & Management · Vol. 2, Issue 1-3, 2012 · pp. 1–16 Read article
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Experimental Investigation of Effect of Temperature and Molarity on Compressive Strength of Geopolymer Concrete
Abstract: Geopolymer concrete is a relatively new development in the field of concrete, in which regular Portlandcement is completely replaced with pozzolanic material such as fly ash, which is then activated by astrongly alkaline solution to function as a binder in the mix. As a result, we must manufactureenvironmentally friendly concrete to address issues such as global warming and CO2 emissions intothe atmosphere generated by standard Portland cement production. An experimental …
Published in Journal of Experimental & Applied Mechanics · Vol. 12, Issue 3, 2021 · pp. 34–39 Read article
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Assessment of Fire Safety Measures in Multi-functional High-rise Structures for Enhanced Fire Protection
Abstract: The complex nature of multiple-use high-rise buildings poses significant challenges for ensuring fire protection, given their functional diversity, intricate design, and substantial economic value. This study aims to assess the effectiveness of the physical fire protection systems installed in fourteen randomly chosen commercial high-rise buildings located in Indore. The primary focus is on optimizing these systems within the framework of industrial safety engineering principles. Various methods were employed, including physical …
Published in Journal of Industrial Safety Engineering · Vol. 10, Issue 3, 2023 · pp. 25–34 Read article
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An Internet of Things Waste Collection System
Abstract: Waste littering has been the most problem in some beautiful cities today. However, the waste management agencies' poor management of waste made some cities unattractive, such as cities like Aba in Nigeria and the current state of Port Harcourt city. The automatic waste collector system is a smart waste system to manage and control the littering of waste all over the environment. The automatic waste control system automatically opens and …
Published in Journal of Microcontroller Engineering and Applications · Vol. 9, Issue 3, 2022 · pp. 30–40 Read article
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Design of Power Line Management System Using Power Line Communication for Home Appliances
Abstract: Home power utilization has a tendency to develop in the extent to the increment in the quantity of expansive measured electric home appliances. An installed system with no new additional wiring has been made for home power the board. By utilizing Power Line Communication (PLC) innovation, electric home appliances can be controlled and monitored through household power lines. We portray a PLC modem that coordinates the different AC power attachments, …
Published in Journal of Power Electronics and Power Systems · Vol. 12, Issue 2, 2022 · pp. 1–7 Read article
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Modeling and Optimization of Continuous Gas Lift Performance in Libya Oil Field
Abstract: With a massive number of oil and gas field becoming mature, the upstream engineering is facing new challenge. How to develop , or at least steady production while keeping obtainable reserves at their existing level, As matter of fact unstable production in gas lift wells. The Key issues most operators encounter with oil fields are the effects of high water production that may lead to wells died and decrease in …
Published in Journal of Petroleum Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 40–48 Read article
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An Efficient RNS Based Sparse Kogge Stone Parallel Pre-fix Adder with Filter
Abstract: AbstractLow power very large-scale integration (VLSI) circuits are important for designing of high performance and portable devices. Along with that the high speed, small area and low cost are also the main considerations of VLSI circuits. The importance of low power is increasing day by day because of changing trend, packaging and cooling cost, portable system and reliability. This paper presents the design of Digital FIR filter using reverse converter …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 1, 2018 · pp. 43–51 Read article
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Semiconductor Devices for Assessing Freshness of Food Products
Abstract: Freshness of food is one of the major deterministic factors that govern human health and wellbeing. Consumption of stale food can have minor to serious health implications. In general assessment of the quality of food relies upon human sensory evaluations. However, the perceived intensity of sensory attributes can vary significantly. To replace this confusion, scientists develop portable and inexpensive sensors with notable accuracy. In particular, dairy products, seafood and meat …
Published in Journal of Semiconductor Devices and Circuits · Vol. 7, Issue 3, 2020 · pp. 5–10 Read article
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Experimental Study on Strength and Setting Time of Concrete After Modifying Workability by Using Molasses as Time Retarding and Plasticizing Agent
Abstract: Molasses is a byproduct recovered from the sugar refining process. Molasses can also be recovered from the paper industries. Here the waste floating on the surface of boiling sugar juice during the process of production of sugar is taken. Sugar content in such molasses slows down the hydration process in cement. This phenomenon increases the setting time of the concrete mix. Among the quantity of water added to concrete without …
Published in Journal of Structural Engineering and Management · Vol. 2, Issue 2, 2015 · pp. 1–5 Read article
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Surface-Driven Capillary Flow of the Dyed Aqueous Ethanol in a single SU-8 based Glass Microfluidic Device integrated with the Arrays of Square Polyimide Micropillars
Abstract: In this work, a single SU-8 based glass microfluidic device is fabricated by the maskless lithography and indirect bonding technique. A particular polyimide layer at the selected portions and the arrays of square polyimide micropillars at the other portions are integrated on the microchannel bottom wall by the maskless lithography. Dyed aqueous ethanol (70% dyed water, 30% ethanol) is prepared as the working liquid in this work. A CMOS camera …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 1, 2019 · pp. 33–37 Read article
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Review Paper: Low Power SRAM Cell using FinFET Technology
Abstract: To make portable battery operated devices more efficient with low leakage current has become a major challenge with the technology scaling. As the technology is scaling, the bulk MOSFET faces various challenges which lead to increased leakage current. FinFET is the most encouraging substitute to bulk CMOS, because of the reduced short channel effect. The FinFET device based circuits portrays advantages with its better control over the device channel and …
Published in Journal of VLSI Design Tools and Technology · Vol. 8, Issue 1, 2018 · pp. 43–47 Read article
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Studies on Effect of Various Curing Methods in Glass Fibre Reinforced Geopolymer Concrete with 12 Molarity Alkaline Solutions
Abstract: Due to the increasing environmental impacts associated with ordinary Portland cement, need to develop alternative binders to make concrete, is steadily increasing. Geopolymer concrete is the result of the reaction of materials containing Alumino-silicate with concentrated alkaline solution to produce an inorganic polymer binder. Alkaline solutions used were Sodium Hydroxide and Sodium Silicate. This paper presents results of an experimental study on the compressive strength, flexural strength and split tensile …
Published in Recent Trends in Civil Engineering & Technology · Vol. 5, Issue 2, 2015 · pp. 1–7 Read article
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Pore-structural Parameters of Concrete, their Inter-Relationship and Correlation to Compressive Strength
Abstract: An extensive literature review was carried out on various forms of pore structural parameters (pore diameters) of concrete such as critical pore diameter, mean pore diameter, and threshold pore diameter and their correlations to compressive strength of concrete. From the review of the literature, it has been observed that the inter-relationships among various forms of pore diameters and their correlation to compressive strength of concrete have not been discussed much …
Published in Recent Trends in Civil Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 102–112 Read article
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Refractive Index Measurement Using Integrated Fiber Optics Triangulation Technique
Abstract: Quantitative and qualitative analytical techniques are of considerable importance for the purpose of detection, identification and measurement in biomedical application. Over the years, several methods have been developed to detect and quantify various biological samples. However each of this method presents certain limitations pertaining to its sensitivity, accuracy, and reproducibility. The recent trend to improve biochemical analysis is to provide a platform, which is more sensitive, accurate, portable, rapid and …
Published in Recent Trends in Sensor Research & Technology · Vol. 9, Issue 3, 2022 · pp. 32–37 Read article
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Design and fabrication of electrically operated weeder machine
Abstract: The existence of people is built on the foundation of cultivation. For its nature that it keeps up us while also presents the ecological balance, it performs a crucial role in the existence of humans. It occupies a key habitat to any living thing. . But contemporary farming methods are labor- and time-intensive. Conventional petrol-powered excavators are cheap for producers as well as potentially dangerous for nature. The main operation …
Published in Trends in Machine design · Vol. 10, Issue 1, 2023 · pp. 1–9 Read article
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ECOFRIENDLY PATTAL MAKING MACHINE
Abstract: Plastic is non-biodegradable substance it cannot be decompose easily it remain in the world for a longtime, when it burn it cause s pollution in the environment. Manufacturing in plastic plate which is forindustrial and very large scale production is very dangerous for human and animal. This low cost portableeco-friendly pattal making machine is a solution for making eco-friendly plates.
Published in Trends in Machine design · Vol. 10, Issue 1, 2023 · pp. 10–16 Read article
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Comparative Study of Aggregate and Disaggregate Traffic Forecasting Technique for Industrial Corridor: Case Study of Vadodara District
Abstract: AbstractTransportation occupies a prominent place in modern life and its impact is spread in all domains of life. Transport planning is a discipline to study problems rising while planning transport facilities at urban, regional or national level and to prepare efficient basis for providing such facilities. Aim of transport planning at regional level is provision of connectivity and circuity with other regions as well as for expansion of existing facility …
Published in Trends in Transport Engineering and Applications · Vol. 5, Issue 1, 2018 · pp. 14–21 Read article
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Performance Evaluation of Modified Cold Mix Asphalt by Some Waste Materials
Abstract: The aim of study is to evaluate modified CMA volumetric, mechanical and durability properties by some waste materials. Previous studies described that the mechanical properties of CMA are shown to be influenced by different factors including base bitumen grade, porosity of the mix, curing time and additives. The current research is designed to use the waste and by-product materials as filler to enhance the conventional CMA early age strength. Hence, …
Published in Trends in Transport Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 33–53 Read article
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Assessing the influence of aggregates and cement type on the properties of roller compacted concrete
Abstract: Roller compacted concrete pavement is suitable for heavy traffic and harsh environment. In the present investigation, roller compacted concrete slab samples have been prepared using two types of aggregates, (crushed and rounded), and two types of cement binder, (ordinary Portland and sulphate resistant). Cubes and beam specimens have been extracted from the slab samples with the aid of diamond saw. Specimens were tested for bulk density, ultrasound pulse velocity, compressive …
Published in Trends in Transport Engineering and Applications · Vol. 8, Issue 2, 2021 · pp. 1–7 Read article