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1055 articles for “Point”
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A Brief Study of an Installation of a Rooftop Solar PV System in India
Abstract: AbstractSolar rooftop photovoltaic installation is one of the most popular setups used in the country of India, being economical and apt for the space available in the country. This paper focuses on the key aspects of the design involved in the setup of the system, regarding not just the engineering design for a PV system, but also other key components such as installation site evaluation of a given rooftop to …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 10, Issue 3, 2019 · pp. 1–7 Read article
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IoT and Machine Learning in Green Smart Home Automation and Green Building Management
Abstract: AbstractInternet of things (IoT) is a developing concept, which aims to associate billions of devices with each other. The IoT devices sense, assemble, and transfer important information from their environments. This exchange of very large amount of information among billions of devices makes an enormous energy need. The radical growth in urbanization over the last few years needs sustainable, proficient, and smart clarifications for transport, governance, environment, quality of life, …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 10, Issue 3, 2019 · pp. 8–36 Read article
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Hybrid PV-PCM System to Increase Efficiency
Abstract: AbstractThis paper studies a hybrid design for the photovoltaic industry made up of a conventional photovoltaic panel and a Phase Change Material (PCM) to increase the efficiency of the panel as well as to generate thermal energy. The system has been based on thermal transfer from the PV panel to the PCM through direct contact, thus reducing the operating temperature of the panel and improving its efficiency. The system operates …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 2, 2020 · pp. 15–26 Read article
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A Review on Load Sharing Control between Wind Energy & Diesel Generator
Abstract: The foundation of any research work is the literature survey. This is based upon the study and field work done by researches. A number of research papers have been published that explains different control strategies for load sharing between two systems. The present survey is about the load sharing between wind turbine system and diesel generator. In this paper, a review of wind- diesel load sharing algorithm was added to …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 12, Issue 2, 2021 · pp. 47–59 Read article
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Experimental Investigation on Soil Stabilization with Demolished Concrete
Abstract: Soil serves as engineering media for the construction and preserve or destroy artifacts of human endeavors. This step of construction process bears such a great importance because it can cause foundation failure due to the insufficient bearing capacity of the soil. Stabilizing of soil in an economical way is complicated task,by this project we are going to increase the soil strength for the foundation by adding demolished concrete. As demolished …
Published in Journal of Catalyst & Catalysis · Vol. 5, Issue 2, 2018 · pp. 22–25 Read article
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Catalysis by Iridium (III) in the Oxidation of Hydrocarbons and Cyclic Alcohols by in situ Prepared Sodium Ferrate
Abstract: Potassium ferrate can be used as an oxidant only after separating it in the solid form for which tedious and multi-step process involving hazardous chemicals is required. Problems of separation of potassium ferrate in the solid form and its storage can be minimized if in situ prepared sodium ferrate is used as an oxidant which easily oxidizes hydrocarbons and cyclic alcohols from the synthetic point of view. Surprisingly, addition of …
Published in Journal of Catalyst & Catalysis · Vol. 3, Issue 1, 2016 · pp. 25–31 Read article
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Mechanistic and Catalytic Behavior of Os(VIII) for the Chlorpheniramine Maleate and Bromamine-B Redox System: A Kinetics Based Approach
Abstract: Chlorpheniramine maleate (CPM) is an important antihistamine agent. To the best of our knowledge there is no report in the literature about the oxidation of CPM with halogen + 1 oxidant from the stand point of its kinetics and mechanistic chemistry. Hence, a systematic kinetics and mechanistic study on the oxidation of CPM with bromamine-B (BAB) in the presence of NaOH and Os(VIII) catalyst has been carried out at 303 …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 1, 2015 · pp. 18–31 Read article
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Production of liquid fuel from waste plastic using batch catalytic pyrolysis process
Abstract: Waste polystyrene from households and retailing shops are recognized to be the major sources of environmental problem. On the other hand, it represents a source of energy and valuable chemical products. Pyrolysis as a technique of chemical recycling of waste plastic is as an environmentally and economically acceptable option for converting waste plastics into useful resources. In this study, the operating conditions studied were; temperature was varied from 430 to …
Published in Journal of Catalyst & Catalysis · Vol. 6, Issue 2, 2019 · pp. 34–43 Read article
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Role of Chemistry in Sustainable Development
Abstract: Science achieved medicinal unrest till about the center of twentieth century wherein medications and anti-infection agents were found. The world's sustenance supply likewise expanded massively because of the disclosure of half and half assortments, improved techniques for cultivating, better seeds, and utilization of bug sprays, herbicides and manures. The personal satisfaction on earth turned out to be vastly improved because of the disclosure of colors, plastics, beauty care products and …
Published in Journal of Catalyst & Catalysis · Vol. 6, Issue 3, 2019 · pp. 9–13 Read article
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Recovery of Liquid Hydrocarbon Fuels from Polypropylene Waste Plastics via Catalytic Pyrolysis
Abstract: Process of pyrolysis is a thermo-chemical method conducted at high temperatures and usually in presence of catalysts. Dissimilar type of natural and synthetic catalysts are used for alteration of organic wastes into cherished fuels. The aim of this work is conversion of waste production of liquid fuel using catalyst that produced from rice husk ash. Waste plastic was pyrolyzed at temperature range 430-470oC and obtained products were liquid fuel, gas …
Published in Journal of Catalyst & Catalysis · Vol. 7, Issue 1, 2020 · pp. 33–48 Read article
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Improved Gasoline Yield from Fluid Catalytic Cracker Riser Reactor
Abstract: The study focused on improvement and conversion of vacuum gas oil as feedstock to fluid catalytic cracker riser reactor with enhanced yield of gasoline, liquefied petroleum gas and fuel gas products and low yield of coke as undesired product. Thus, steady state performance models were developed for riser reactor as a plug flow reactor using five lump kinetic scheme to study the cracking operations. Models were developed for the riser …
Published in Journal of Catalyst & Catalysis · Vol. 9, Issue 3, 2022 · pp. 1–14 Read article
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Utilization of Pond Ash as a Partial Replacement of Fine Aggregate Using Alccofine in Conventional Concrete
Abstract: Pond ash is the byproduct and is produce from coal plants. These plants release byproduct in major quantity which effects the environment. In this paper, an experimental work has been done on the conventional concrete with pond ash as replacement of fine aggregate. The grade of the concrete is M-40 and nine concrete mixes named as F1, F2, F3, G1, G2, G3, G4, G5 and G6 were prepared with different …
Published in Journal of Construction Engineering, Technology & Management · Vol. 7, Issue 2, 2017 · pp. 12–16 Read article
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Analysis of Time and Cost Overruns in Road Project
Abstract: Management of the risk is the best approach during construction of road project, wherein numbers of unforeseen factors are involved. The project under consideration is the construction of 30 m wide road from Wadalagaon to Takligaon under the jurisdiction of Nashik Municipal Corporation. The road construction was started especially to cater the huge crowd likely to occur during Sinhastha Kumbha Mela, which comprises of laying of water supply, storm water …
Published in Journal of Construction Engineering, Technology & Management · Vol. 6, Issue 2, 2016 · pp. 52–57 Read article
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Probabilistic Sensitivity Analysis of Cover Quantity and Quality of Reinforced Concrete Structures
Abstract: Design procedures based on current specifications do not always ensure required service life, mostly due to the environmental effect, error at the time of construction and underestimated cover properties at the time of design. Moreover, single-point value of any property does not provide rational support to the decision maker. Statistical resampling technique for each of the cover properties used to find out the service life of the structures is thus …
Published in Journal of Construction Engineering, Technology & Management · Vol. 2, Issue 1-3, 2012 · pp. 48–53 Read article
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Analysis of Proposed Diagrid Geometry Using Golden Ratio in Non-linear Regime of Material
Abstract: Lateral loads are critical in the design of high-rise structures. The buildings need to have high stiffness and must be able to resist lateral deformations and torsional rotations without having discomfort to the user. Diagrid structural system is one of the systems used in resisting lateral forces. In this study, diagrid geometry is generated using the ‘Golden Ratio’ concept and used to model 40, 50, and 60 story structures. Two …
Published in Journal of Construction Engineering, Technology & Management · Vol. 11, Issue 2, 2021 · pp. 1–11 Read article
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Bidding Strategy and Risk Rating Guidelines for Construction Contractors
Abstract: Due to intense competition, contractors are compelled to place bids with minimal profits to remain in the market. If a contractor intentionally or unintentionally submits a bid with an unrealistically low price, the probability of obtaining a construction contract rises, however it will directly result in cost estimation error and affect the profitability of the contractor, this article provides guidelines to the contractor in pre-bidding stage. This also focusses on …
Published in Journal of Construction Engineering, Technology & Management · Vol. 13, Issue 1, 2023 · pp. 1–6 Read article
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A Comparative Investigation of the Speed Regulation Capabilities of Electric Drives for Domestic and Agricultural Applications
Abstract: Performance enhancement of electric drives is an area of major concern in present day applications. In domestic sector and agricultural applications, conventional type of motors like Single Phase Induction Motors (SPIM) are still used, the dynamic performance and efficiency of which are poor. Replacing such motors with highly efficient Switched Reluctance Motor (SRM) will improve the performance as well as conserve the energy. This paper mainly focuses on the speed …
Published in Journal of Control & Instrumentation · Vol. 9, Issue 1, 2018 · pp. 1–9 Read article
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Optimal Selection of Solar Tracking System in India: A Review
Abstract: At present, continuous efforts are being made to maximize the utilization of the solar energy and increase conversion efficiency of the PV array. Maximum Power Point Tracking (MPPT) is a technique that is extensively used to track the sun so as to obtain maximum power. We review the various methodologies and techniques that have been used so far to design both single and dual axis solar trackers using MPPT. Keeping …
Published in Journal of Control & Instrumentation · Vol. 8, Issue 3, 2017 · pp. 17–29 Read article
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Microgrid System Control Identification and Evaluation for Enhanced Dynamic Operation
Abstract: Networking the distributed generators (DG) in a microgrid system involves a large number of electronic components and filters. Small changes or drifts in operating conditions as well as disturbances at the point of common coupling can excite the associated eigenvalues giving rise to slowly growing instability in the system. This article considers the stability of a microgrid system consisting of a micro alternator, wind generator, photovoltaic (PV) system, fuel cell …
Published in Journal of Control & Instrumentation · Vol. 9, Issue 1, 2018 · pp. 33–44 Read article
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Temperature Control of Heat Exchanger using Sliding Mode Control Law
Abstract: Shell and tube heat exchanger system is widely used in chemical plants as it sustains wide range of temperature and pressure. The main purpose of heat exchanger is to transfer heat from a hot fluid to a cooler fluid, so temperature control of outlet fluid is having prime importance. To control the temperature of outlet fluid of shell and tube heat exchanger, a conventional PID controller can be used. But …
Published in Journal of Control & Instrumentation · Vol. 6, Issue 1, 2015 · pp. 14–26 Read article