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260 articles for “Alternative Energy Technology.”
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Achieving Energy Economy and Sustainable Development by Decentralized Energy Planning in Angkuchen Village, Sikkim: A Case Study
Abstract: Energy is the fuel for the growth of human civilization. But what becomes of utmost importance by current trends is proper management of the energy resources. The commercial energy consumption, in current state of affairs, is about 67% of the total energy consumed in India. This includes coal with the largest share of 57%, followed by oil at 28%, natural gas at 12% and hydro energy at 3%. Non-commercial energy …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 5, Issue 1, 2014 · pp. 6–12 Read article
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Optimization of Automatic Energy Management System Using Renewable Resources
Abstract: With the increasing demand for energy efficiency and sustainability, smart home energy management systems (SHEMS) have emerged as promising solutions to optimize residential energy consumption. This paper presents a comprehensive review of SHEMS technologies, focusing on their design, implementation, and impact. SHEMS integrates advanced sensors, real-time data analytics, and intelligent algorithms to monitor, control, and optimize energy usage within the home environment. By leveraging machine learning and predictive modelling techniques, …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 2, 2024 · pp. 15–22 Read article
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Recent Developments in Solar Photovoltaics and Thermal Hybrid Technology
Abstract: The electrical performance of solar PV panel decreases with increase in the panel/module temperature which is cause of concern in the summer season. To decrease the effect on electrical performance due to increase in module temperature, heat is extracted from the module and used as thermal energy. Heat exchanger or heat extraction device is put on the rear surface of the PV panel and working fluid or coolant is flowed …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 1, 2015 · pp. 14–34 Read article
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Organic Solar Cells: A Technological Review
Abstract: In today’s technologically advanced era, our society needs an eco-friendly technology that is efficient and at the same time has low manufacturing cost. Solar energy is one of the major sources of renewable energy entering the earth’s atmosphere in bulk. It is a fact that the amount of solar energy lighting up the earth’s land mass over a year is around 3000 times the total amount of annual human energy …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 8, Issue 1, 2017 · pp. 18–22 Read article
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Reducing Environmental Impact through Optimized Non-Renewable Resource Management: A Systematic Review of Technological Advances
Abstract: The term "optimized use of non-renewable resources" describes the prudent management and optimization of limited natural resources that are difficult to replenish or regenerate quickly. Minerals, nuclear fuels, and fossil fuels (coal, oil, and natural gas) are examples of resources that are not renewable. The abstract idea is to minimize waste, the impact on the environment, and the pace of depletion while optimizing the utility obtained from these resources. Advanced …
Published in Journal of Nuclear Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 12–19 Read article
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Numerical Analysis of New Airfoils for Small Wind Turbine Blade
Abstract: Wind energy is the major renewable energy source available easily in abundance. It has become more popular than other renewable energy sources because of its compatible cost with conventional energy sources. The demand of small wind turbine in the market with a reliable, durable and more efficient technology is increasing. Blade is the key element of wind turbine. Performance of wind turbine blade mainly depends on its airfoil. In the …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 1, 2015 · pp. 1–6 Read article
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Modelling of DFIG-based Wind Energy Conversion System
Abstract: AbstractToday wind energy plays important role in the competitive wind market. In this paper, we study the performance of the overall doubly-fed induction generator (DFIG) system under different conditions. The DFIG technology has proven to be an efficient and cost-effective solution for variable speed wind turbines. This system allows a variable speed operation over a huge range. In this system, rotor windings connected to grid through a bidirectional back-to-back IGBT-based …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 10, Issue 3, 2019 · pp. 59–64 Read article
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A Hybrid Model of Solar PV-Wind Power Generation System Using Solar Tracker at Home
Abstract: AbstractRenewable energy is naturally refilled on renewable sources; i.e. energy produced from wind, solar, biomass, hydropower, geothermal and ocean resources are considered as a technical option for generating clean energy. But the energy produced by wind turbines and solar is much less than that produced by fossil fuels. However, in recent years, the electricity generated by utilizing wind turbines and solar cells have been increased. This paper is the representation …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 10, Issue 1, 2019 · pp. 1–8 Read article
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Kinetic Studies of Pristine and Nanonickel Catalyzed Ammonia Borane
Abstract: The high hydrogen content chemical hydride, Ammonia Borane (NH3BH3, AB) is considered in its pure and catalyzed form for decomposition kinetics. The thermodynamics and slow kinetics are the major issues in addition to potential damage the material likely to cause to the fuel cell. The ability of AB for faster dehydrogenation at lower temperatures with Nickel in its nanoform is explored. The release kinetics, activation energy is computed using Kissinger …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 1, 2015 · pp. 7–13 Read article
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Parametric Study of Parabolic Trough Solar Collector System: A Review
Abstract: The detailed thermal analysis of a parabolic trough collector (PTC) was carried out to predict the thermal performance. The analysis is based on the established theory of PTC—the radiation absorption, heat loss from the collector, and temperature distribution on the plate. An analytical program, suitable for use on a digital computer is developed for the purpose of studying the hourly behavior of a solar collector. The exergy output is optimized …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 1, 2015 · pp. 46–50 Read article
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Application of Nanofluids in Solar Energy
Abstract: Nanofluids are skillfully prepared colloidal suspensions of nanoparticles (which is of size 1–100 nm) in a base fluid; is a relatively new field, which is not more than two decades old. The main idea of this paper is to know about the applications of nanofluids in solar thermal engineering system. The shortage of conventional sources and environmental problems motivated the researchers to use non-conventional energy sources such as solar energy …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 2, 2015 · pp. 1–11 Read article
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Wind Energy Scenario: A Survey
Abstract: The basic requirement for socio-economical growth of any nation is energy. Presently the energy demand is increasing at very high rate. This high demand of energy cannot be fulfilled by the use of conventional energy sources because they are limited in nature leading to blackouts. So we need to develop our non-conventional sources of energy up to the mark to meet our energy requirements. These contemporary sources not only increase …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 2, 2015 · pp. 12–18 Read article
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Parametric Study of a Solar Heat Driven Silica Gel–Water Paired Adsorption Chiller
Abstract: Heat driven sorption based cooling systems are gaining interest as they are environmentally friendly and have the potential to save precious fossil fuel resources. Low grade thermal sources like solar or waste heat can run a silica gel-water paired adsorption chiller to generate chilled water below 10°C. However, the performance of the adsorption chillers is poor when compared to vapour absorption or vapour compression based cooling systems. An effort has …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 2, 2015 · pp. 19–29 Read article
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Solutions to Overcome SQ Limits for Modelling Efficient Solar Cell and Introduction to Novel QD-MJSC Design
Abstract: AbstractHarnessing the solar power with maximum energy conversion efficiency can fulfill every electrical demand of the world. Depending on the designing of models, the commercial solar cell is being tested. To harness the entire energy on optimum cost, the material is selected in such a way that the overall outcome become beneficiary. In recent market available solar cell, there are still more criteria to be taken care of to improve …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 10, Issue 3, 2019 · pp. 37–46 Read article
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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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Design and Simulation of Solar, Wind, Biomass Hybrid Power Generation for Remote Island
Abstract: AbstractIn Bangladesh, there are lots of islands located near the Bay of Bengal. Saint Martin is one of the most popular and populated islands among them. It is situated 9 km south of Bangladesh land and it has around 8000 people live in there. Though Saint Martin is a small island, it has a large power demand. For this huge power demand, the diesel power generator cannot full fill the …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 10, Issue 3, 2019 · pp. 47–58 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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Developing Virtual Power Plant using Savonius Rotor Wind Turbine for Sustainability
Abstract: The objective of this paper is to develop VPP (virtual power plant) by extracting and transferring power to balance supply and demand, for production of power, near consumption place using Savoniusrotor wind turbine, where direction of wind changes very often,andoperates even during storm.When the wind speed is ideal and balanced, all the demand for appliance-electrical consumption converged to the same production of power compensation. However,wind speed does not stay same …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 1, 2020 · pp. 11–36 Read article
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Mapping the Vulnerabilities of Coastline Cities and Communities in Africa to Adapt to Climate Change: A Study of Lagos-Nigeria
Abstract: The Lagos coastline is active in nature and is located about less than six feet above sea level and houses about half of 15 million people in Lagos state, and is vulnerable to changes in coastline due to flooding and erosion. Climate change has aggravated this; sea-level rise will increase the risk of storm surge flooding, and coastal erosion threatening coastal cities. The annual rainfall along the coastline of Lagos …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 1, 2020 · pp. 44–57 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