Search
417 articles for “cost-effectiveness”
-
Use of Waste Plastics in Flexible Pavement
Abstract: Plastic is everywhere in today’s lifestyle and its disposal is a great problem. It is a non-biodegradable product due to which these materials pose environmental pollution and problems like breast cancer, reproductive problems in humans and animals and genital abnormalities. If a ban is put on the use of plastics on emotional grounds, the real cost would be much higher, the inconvenience much more, the chances of damage or contamination …
Published in International Journal of Sustainable Building Technology · Vol. 2, Issue 2, 2019 · pp. 27–47 Read article
-
Response Surface Methodology in the Optimization of Biodiesel Production from Palm Kernel Oil and Cellobiose by Acid Catalysis in Non-solvent Medium
Abstract: Cellobiose, rich in hydroxyl (OH) functional groups was used in a solventless transesterification process with Palm Kernel Oil (PKO) to produce high-quality biodiesel and glycerol. Response Surface Methodology (RSM) was used to examine the effect of reaction temperature, catalyst concentration, reaction time, and cellobiose: oil ratio to optimize the process parameters for highpurity and yield of consequent biodiesel. The process was an acid-catalyzed transesterification reacton of Palm Kernel Oil and …
Published in International Journal of Green Chemistry · Vol. 9, Issue 1, 2023 · pp. 1–22 Read article
-
Simulation and Analysis of the Slip Recovery Energy Method for the Speed Control of Three-phase Slip Ring Induction Motor
Abstract: ABSTRACT This paper describes the energy savings in large electric drives by using implementation of “Slip Power Recovery Scheme”. The primary intention of this paper is to furnish direction for selecting and employ electric drives supported on energy efficiency and life-cycle cost. Slip power recovery wound rotor induction motor drives are used in high power, limited speed compass applications where control condition of slip power gives the variable speed drive …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 1, 2019 · pp. 24–30 Read article
-
Effect of Polystyrene Nanoparticles from Recycled Waste Material on the Properties of Asphalt
Abstract: There is growing concern in many parts of the world over the increasing stress placed on the asphaltic material used to pave streets, highways, and runways due to higher traffic volumes and climatic and other environmental factors (e.g., heat, storms, ultraviolet radiation). Adding asphalt modifiers (e.g., polymers) on both the micro and macro scales has improved this material’s physical and rheological properties, but recent research, especially in the field of …
Published in International Journal of Applied Nanotechnology · Vol. 8, Issue 2, 2022 · pp. 37–50 Read article
-
Hybrid Hydroponic System: A Sustainable Technology on Facade for Grey Water Recycling for High Rise Buildings
Abstract: Water, the need of life, is a renewable resource covering two-thirds of our planet. However, a very small proportion is effectively available for human use. It is likely to pose the greatest challenge due to the increased demand with population rise, economic development and shrinking supplies due to over-exploitation and pollution. Grey water reuse is a sustainable and attractive option to cope with global water shortages, which can save 40-70% …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 3, Issue 2, 2017 · pp. 20–29 Read article
-
A Study on Supervised Machine Learning-based Airports/Flight Delay Analysis and Classification
Abstract: Airline delays are a major cause of the financial losses that plague the global aviation business. Airports, airlines, and passengers all suffer when flights are delayed. Their forecast is vital to the commercial aviation industry's decision-making process. Flight presents a significant obstacle for the aviation sector. Increased air traffic and subsequent flight delays are a direct result of the aviation industry's rapid growth over the past two decades. The economic …
Published in International Journal of Software Computing and Testing · Vol. 9, Issue 2, 2023 · pp. 20–36 Read article
-
Synthesis of Low Cost Artificial Sand From Fly ash and its Application as a Filter Material
Abstract: The usage of natural river sand is increasing vastly. Geopolymers are materials with three-dimensional alumina silicate structures that have a high mechanical strength and can be used as an alternative to Portland cement. The probability of using Natural river sand can also be replaced with geopolymer synthetic sand. There are many properties which may lead the scarcity of natural riversand they are Because of landslides, tsunamis and erosion. The GPSS …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 8, Issue 2, 2022 · pp. 15–24 Read article
-
High frequency design approach and feasibility study of HBT based W-band (90.0GHz-100.0GHz) amplifier using 130nm SiGe based BiCMOS technology
Abstract: This paper present high frequency design approach and feasibility study of HBT (Hetero Junction Bipolar Transistor) based two stage cascode amplifiers at W-band (90.0GHz-100.0GHz). The proposed amplifier has design using 130nm SiGe based BiCMOS technology. This paper used low cost technology for designing of w-band amplifier and this is novelty of this paper. The schematic design and feasibility study has been carried out using Cadence software. The selection of active …
Published in International Journal of Digital Communication and Analog Signals · Vol. 7, Issue 2, 2021 · pp. 1–7 Read article
-
Nanostructured Hydroxyapatite: A Biomimetic Revolution in Enamel Regeneration and Remineralization
Abstract: Background Dental caries and erosive enamel wear remain among the most common chronic conditions worldwide, affecting more than 2 billion people and contributing to pain, tooth loss, and substantial economic costs. Conventional fluoridebased strategies reduce demineralization but do not fully restore enamel microstructure. Source and selection of data We searched MEDLINE, Embase, Scopus, and Cochrane Library for in vitro, in situ, and clinical studies on nanohydroxyapatite (nHAp) used for enamel …
Published in International Journal of Composite and Constituent Materials · Vol. 12, Issue 1, 2026 · pp. 1–11 Read article
-
A review - Inhancing the Performance of Self-Curing Concrete Using Polyethylene Glycol as an Internal Curing Agent
Abstract: Abstract—This study examines the use of Polyethylene Glycol (PEG-400) as an internal curing agent in concrete, offering a sustainable alternative to traditional water-curing methods. The research addresses the challenge of water scarcity in the construction industry by introducing a self-curing system capable of retaining internal moisture to support prolonged cement hydration. PEG-400, a water-soluble polymer, was added to concrete mixes at different dosages to assess its influence on hydration, shrinkage …
Published in International Journal of Concrete Technology · Vol. 12, Issue 1, 2026 · pp. 1–6 Read article
-
Environmental Impacts of Water Pollution
Abstract: Water is required for all life forms to exist. Water is essential for agriculture, industry, fishing, and tourism, among other things, in addition to household uses. Water availability has decreased as the world's population, urbanization, and industrialization have increased. The quality of the water used is also deteriorating as it becomes increasingly polluted. You've probably heard about some of the health harm or adverse consequences of water contamination. This teachable …
Published in International Journal of Environmental Chemistry · Vol. 7, Issue 2, 2021 · pp. 46–49 Read article
-
Digital Archives and Metadata Standards for Architectural Heritage: A Comparative Review
Abstract: Architectural heritage – including historic buildings, monuments, landscapes, and traditional urban fabric – constitutes a vital repository of cultural, aesthetic, and scientific values. Digital archiving such heritage is increasingly necessary for preservation, research, documentation, education, and public engagement. However, the effectiveness of digital archives depends vitally on the metadata standards used: the structure, semantics, interoperability, and preservation of metadata can enable or hinder access, reuse, long‐term sustainability, and meaningful comparisons …
Published in International Journal of Architectural Heritage · Vol. 8, Issue 2, 2025 · pp. 7–13 Read article
-
Suitability of Methyldiethanolamine (MDEA) and Piperazine (PZ) for Improving CO2 Absorption Efficiency Using Rotating Packed Bed (RPB) Technology: A Modeling and Simulation Study
Abstract: Carbon dioxide (CO2) capture and storage (CCS) is an essential technology for reducing atmospheric CO2 emissions and mitigating climate change, especially in fossil-fuel power generation. However, the high cost of CCS technologies has hindered their widespread adoption. In this study, we modeled CO2 removal using a rotating packed bed (RPB) technology using Visual Fortran and Aspen Plus software. We made use of a blended amine solution including different molar concentration …
Published in International Journal of Chemical Engineering and Processing · Vol. 9, Issue 2, 2023 · pp. 9–15 Read article
-
Reimagining Urban Living: An Architect’s Approach to Smart Residential Colonies
Abstract: This paper will explore the concept of a new residential colony model that responds to the significant social, technological, and environmental transformations currently shaping urban environments. As urbanization accelerates and the global population continues to rise, there is an urgent need for housing solutions that address both the challenges of modern living and sustainability. The smart residential colony model will aim to create a harmonious balance between these needs, integrating …
Published in International Journal of Housing and Human Settlement Planning · Vol. 11, Issue 1, 2025 · pp. 37–57 Read article
-
Health Monitoring System for Fault Identification on Centrifugal Pump Using ML
Abstract: Centrifugal pumps are crucial equipment widely used in various industries, and their reliable operation is essential for maintaining production and preventing costly downtimes. This paper proposes a comprehensive health monitoring system for centrifugal pumps that combines model-driven and data- driven approaches, leveraging artificial intelligence (AI) and machine learning (ML) techniques. The system incorporates demand prediction using artificial neural networks and fault diagnosis employing different ML classifiers, such as decision trees …
Published in International Journal of Mechanics and Design · Vol. 10, Issue 2, 2024 · pp. 1–12 Read article
-
Analysis of Cloud-based System for best Performance by Data Centre
Abstract: Cloud Computing renders us a means by which one can access or lend the applications as utilities, over the Internet. It allows to construct, develop, configure, and personalize applications online. Cloud Computing is basically a lending system in which the investor or technically the service providers purchase the costly and expensive hardware which people couldn’t afford from the hardware creators and lends them and charges for hourly, monthly or you …
Published in International Journal of Distributed Computing and Technology · Vol. 7, Issue 2, 2021 · pp. 14–23 Read article
-
Production of Waste Animal Bone as a Heterogeneous Solid Base Catalyst for Transesterification of Jatropha Oil
Abstract: Heterogeneous catalyst plays a vital role in transesterification process, especially in view of cost and reusability. In this study, heterogeneous solid base catalyst was prepared by impregnating the waste animal bone with different weight percent (wt%) KOH solution followed by drying and calcination at 900 °C for 3 hr. Having screened the catalytic performance and basicity of animal bone loaded with different K-compounds, 12 wt% KOH loaded on animal bone …
Published in International Journal of Chemical Separation Technology · Vol. 5, Issue 1, 2019 · pp. 28–48 Read article
-
From Waste to Walls: A Comparative Study of Recycled Buildings in India
Abstract: As the construction sector across the world is compelled to rein in its environmental impact – currently, estimated at nearly 40% of global carbon emissions – the use of recycled materials is no longer a secondary aesthetic option but a structural imperative. This paper presents a comparative study of pioneering Indian architectural projects that assess the effectiveness of diverted waste streams in contemporary construction. Three iconic projects to be discussed …
Published in International Journal of Sustainable Building Technology · Vol. 9, Issue 2, 2026 Read article
-
Developing Smart Farming Solutions: IoT-Based Techniques for Precision Agriculture
Abstract: A precision agricultural system is a smart farm management system that minimizes production costs while maximizing productivity and profitability through the identification, analysis, and management of field variability using information and technology. Because of the public's increased environmental consciousness, we must alter agricultural management practices to assure economic success while safeguarding natural resources like water, air, and soil quality. With the introduction of Internet of Things (IoT) technology, precision agriculture …
Published in International Journal of Electrical Power System and Technology · Vol. 10, Issue 1, 2024 · pp. 30–36 Read article
-
For Analyzing Fraud in Credit Cards, Fuzzy Particle Swarm Optimization (FPSO) with Enhanced Support Vector Machine (ESVM) Classifier
Abstract: Credit cards are extremely significant in today’s economy. However, as the number of Credit Card clients grew, so did the number of Credit Card fraud instances. To fight the upward thrust in credit score card fraud, a number of techniques were recommended. In previous study, a unique fraud detection system was presented that uses similar cardholders’ behavioural patterns to construct a recent behavioural profile of a cardholder in order to …
Published in International Journal of Software Computing and Testing · Vol. 7, Issue 2, 2021 · pp. 1–12 Read article