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136 articles for “Solar radiation”
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Modeling the Solar Radiation Parameter over Abuja using Neural Networks
Abstract: Many computer simulation models which predict growth, development and yield of agronomic and horticultural crops require daily weather data as input. One of these inputs is daily total solar radiation, which in many cases is not available owing to the high cost and complexity of the instrumentation needed to collect the data. In this work, a neural network model of the solar radiation over Abuja, Nigeria is developed. The model …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 6, Issue 3, 2017 · pp. 40–48 Read article
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Prediction and Evaluation of Photovoltaic Panel Performance for Low Solar Radiation Concentration and Variable Topology
Abstract: This paper studies and analyzes the performance of photovoltaic (PV) panels for a flat-side mirror solar radiation low-concentration design. The system consists of two side mirrors concentrating surface that reflects solar radiation onto the PV panel area, increasing the solar radiation flux up to 177% regarding solar radiation peak at the Earth's surface. Three PV panel configurations are analyzed: conventional, a PV panel with attached phase change material (PV-PCM), and …
Published in Trends in Electrical Engineering · Vol. 14, Issue 3, 2024 · pp. 14–25 Read article
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Simple Analysis of Average Monthly Global Solar Radiation in Rajasthan
Abstract: AbstractSolar energy is the best form of renewable energy.This article describes an hourly solar radiation estimation method using global, diffuse and ground solar radiation. This paper presents about solar radiation on daily basis at Jaipur, Jaisalmer and Jodhpur, Rajasthan (India) was investigated on an average 7 hours daily sunshine duration basis on the date of 16th of each month of a year. This paper suggests a possible solution for absorbing …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 3, 2019 · pp. 23–27 Read article
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Analysis of The Performance of A PV/PCM System in Variable Solar Radiation Conditions
Abstract: This paper studies the performance of a PV/PCM system operating at variable solar radiation conditions. The system has been tested for six different solar radiation levels, from 250 W/m2 to 950 W/m2 determining the steady-state temperature for every case. An algorithm has been developed to predict the steady-state temperature. This prediction has produced values within 97% accuracy of experimental data. A reduction of temperature up to 18.9ºC has been achieved. …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 12, Issue 1, 2021 · pp. 1–20 Read article
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A Review of Semiconductor Solar PV Cell and Development of Solar Radiation Estimation Models
Abstract: Today’s life could not be imagined without energy (Power). It has become an integral part of day to day life. Traditionally, dependency was there on conventional sources of energy like coal, hydroelectric etc. But they are limited resources; also, they offer residue or pollution to the environment which is not desirable. These are the main reasons that the researchers inclined themselves towards the maximum exploration and make optimal use of …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 1, 2018 · pp. 20–26 Read article
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Study of Global Solar Radiation Estimation based on Artificial Neural Networks Techniques
Abstract: AbstractSolar Radiation data received by earth in the form of x-rays, UV-rays, infrared rays is a prominent and useful data as it gives the information about the amount of energy received from sun at the earth. Artificial Neural Network (ANN) is brain inspired technology which learns and performs in a way similar to the way our human brain performs. Sun’s energy is of utmost importance and is freely available in …
Published in Recent Trends in Electronics Communication Systems · Vol. 7, Issue 1, 2020 · pp. 26–31 Read article
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Efficient Cooling by Solar Hybrid Air Conditioning System
Abstract: This paper introduced about general properties of solar hybrid air conditioning system consisting of R22 refrigerant in vapour compression refrigerant cycle with solar still system construction. The solar still is a construction made with GI sheet box with tapered shape and a glass is kept over the tapered box at 18˚ angle and box is coated with black paint for trapping solar radiation inside the box by greenhouse effect. This …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 6, Issue 2, 2019 · pp. 1–5 Read article
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Heat Absorption and Conversion Thermal Efficiency Analysis on Mass Concrete Embedded Water Pipes as Permanent Roof
Abstract: The solar thermal storage ability of Concrete roof structures was analysed by placing water pipes made of Galvanized pipes embedded inside the top plaster. The performance parameters such as the inlet and outlet water temperatures, ambient temperature and solar radiation has been recorded and indicates positively on embedding this system in to real time roof structures. Studies were carried out at Aluva, South West India (10.1004° N, 76.3570° E). The …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 2, 2024 · pp. 22–27 Read article
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Thermal Performance of Concentrating Solar Panels
Abstract: The study shows a detailed analysis of the thermal performance of concentrating solar panels and the temperature increase due to concentrated solar radiation. This work proposes a configuration to reduce temperature rise, maintain good panel efficiency, and increase output power. The configuration is based on a sandwich structure including a phase change material (PCM), which absorbs the thermal energy excess generated by the concentrated solar radiation onto the PV panel. …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 1–10 Read article
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Heat Sink-PCM Device for PV Efficiency Improvement
Abstract: This paper is focused on the development of a second stage of a previous work where the PV panel efficiency is improved by using a hybrid system made up of a PCM attached to the rear side of the panel. This evolved stage incorporates a heat sink unit to improve the distribution of the heat removed from the panel; this improvement reduces the elapsed time to reach the steady state …
Published in Journal of Thermal Engineering and Applications · Vol. 8, Issue 2, 2021 · pp. 35–48 Read article
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To Evaluate the Performance of the Selected Hybrid Systems and Validation of Mathematical Model with the Experimental Data
Abstract: The main aim of this paper to evaluate the performance of the PV-Wind hybrid systems and validation of mathematical model with the experimental model. In the research paper, the experimental model of PV-Wind Hybrid system has been installed at a height of 22 meters in the School of Energy and Environmental studies, DAVV, Indore, and M.P., India. The theoretical calculation of the wind generator output has also been compared with …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 16, Issue 2, 2025 · pp. 20–28 Read article
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Numerical Design of An Off-grid Solar Photovoltaic System for Office Shelter
Abstract: Electricity is essential needs for domestic and office applications. Due to the shortcomings from the national grid, renewable resources are prepared for alternative power supply rather than fossil fuels generators which pollute the environment. To provide a constant power supply, an off-grid solar PV system should adequately be designed. This paper presents the design of an off-grid solar PV system for office shelter. Solar thermal and solar photovoltaic (PV) systems …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 13, Issue 2, 2023 · pp. 68–76 Read article
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Effect on Temperature and Efficiency on Photovoltaic Module of PV/T System with Water Based Optical Filter
Abstract: Solar radiation has ultraviolet, visible and infrared radiations, in which infrared and ultra-violet part of the solar radiation are mainly responsible for the heating of solar cell. This decreases the efficiency of the solar cell by –0.3 to –0.5% K-1. When we increase the concentration on the solar cell then the heat becomes more prominent and causes the damage of the solar cell, and also decreases the efficiency of solar …
Published in Journal of Electronic Design Technology · Vol. 8, Issue 1, 2017 · pp. 1–6 Read article
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SIMULATION OF THE PERFORMANCE OF PV/T (PV-PCM) SYSTEMS IN TRANSIENT STATE
Abstract: The paper describes the analysis of the thermal performance of a PCM unit attached to a PV panel configuring a PV/T system. Thermal performance has been analyzed from the transient process point of view considering the temperature evolution of the PCM with time dependent on ambient temperature and solar radiation. A specific algorithm for determining the time evolution of the PCM temperature has been developed. The model uses the DERIVE …
Published in Journal of Thermal Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 1–13 Read article
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Inflatable Lunar Habitat: Mars Mission
Abstract: The environment of Earth is being harmed, and the planet is degrading due to the exponential population growth and resource depletion. A collision with an asteroid could completely destroy the Earth thus causing extinction of the entire human species, so a settlement at a different planet could save the extinction of human race. A civilization on another planet could prevent the extinction of the human race since an asteroid collision …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 11, Issue 3, 2022 · pp. 1–4 Read article
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Assessing the ARIMA Model for Estimating Monthly Solar Irradiance from Approximated Daily Data in Uyo, Nigeria
Abstract: This study assesses ARIMA models for capturing, predicting, and visualizing solar irradiance patterns in Uyo, Nigeria. Previous studies specific to Uyo solar irradiance forecasting explored regression models, which are not suitable for advanced analysis. This gap presented a challenge for accurate energy forecasting, grid integration, and planning. This study utilizes a dataset of approximated solar irradiance values, trained and tested on ARIMA for suitability. The methodology comprises the study location …
Published in International Journal of Energy and Thermal Applications · Vol. 4, Issue 2, 2026 · pp. 65–72 Read article
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Study and Prediction of Radiation Effects in Solar Power Plants using Neuro Fuzzy and Neural Network
Abstract: Neural and neuro-fuzzy frameworks are utilized, to figure temperature and sun powered radiation. The principle benefit of these frameworks is that they don't need any earlier information on the qualities of the information time-series to foresee their future qualities. These frameworks with various models have been prepared utilizing as information estimations of the above meteorological boundaries acquired from the National Observatory of Athens. In the wake of having reproduced a …
Published in Trends in Electrical Engineering · Vol. 12, Issue 1, 2022 · pp. 8–19 Read article
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Theoretical Analysis of Parabolic Trough Solar Water Heater: A Review
Abstract: Abstract Solar radiation is source for all energies on earth. Energy from sun in the form of radiation is primary source for our planet. The average solar energy received at the earth surface in tropical region is nearly 1 kw/m2. It is renewable source of energy and has no effect as pollutant unlike oils, coal, gases etc. on the environment. It is not depleting with respect to time so will …
Published in Journal of Water Pollution & Purification Research · Vol. 4, Issue 2, 2017 · pp. 8–12 Read article
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Investigating the Effect of Spectral Variations on the Performance of Monocrystalline, Polycrystalline and Amorphous Silicon Solar Cells
Abstract: The study of spectral variations is very important in the characterization of silicon solar cells. The spectral variations of monocrystalline, polycrystalline and amorphous solar cells is studied through the spectral response with the help of spectral response evaluation meter, CEP-25HS-50SR. PVsyst 6.4.3 software is used to study the variation of air mass throughout the day and the year and to understand that how solar irradiance varies with the changing air …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 3, 2016 · pp. 28–36 Read article
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Solar Energy Potential Assessment and Solar Farm Suitable Site Selection: A case in Oromia Special Zone, Ethiopia
Abstract: In this century throughout the world an increased energy demand, global warming and other environmental problems have brought severe challenges. As a result, countries have taken different measures and alternatives to fulfill their energy demands friendly with the environment. Many of them targeted to generate their energy need from renewable energy sources. In this regard, the government of Ethiopia has set targets to improve the share of renewable energy in …
Published in Journal of Remote Sensing & GIS · Vol. 12, Issue 2, 2021 · pp. 19–39 Read article