Journal of Solar Energy Engineering: Recent submissions
Now showing items 241-260 of 3077
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Making the Urban Sky View Factor With Numerical Models Consistent With Radiation Heat Transfer Theory
(The American Society of Mechanical Engineers (ASME), 2022)This work proposes a method for removing the inconsistency between the numerical models used for determining the sky view factor (SVF) in an urban environment and fundamental radiation heat transfer theory. For this purpose, ... -
Energy Savings of an Optimized Daylight-Pipe System With Single and Dual Reflectors in Tropical Climates of India
(The American Society of Mechanical Engineers (ASME), 2022)Buildings in India consume over one-third of the country’s total electricity consumption and out of which about 28% and 25% are accounted for lighting energy in the residential and commercial buildings, respectively. Passive ... -
Experimental and Numerical Investigation to Assess the Performance of Helical Bach Vertical Axis Wind Turbine at Low Wind Velocity Conditions
(The American Society of Mechanical Engineers (ASME), 2022)Many turbine models have been evolved to ameliorate the functioning of the small wind energy system. The newly developed helical Bach-type vertical axis wind turbine (VAWT) is used in this analysis with an idea to improve ... -
Effect of Channel Designs and Its Optimization for Enhanced Thermo-Hydraulic Performance of Solar Air Heater
(The American Society of Mechanical Engineers (ASME), 2022)The increasing future energy demands can be met with solar-based devices such as solar air heaters (SAHs) only if the efficiency of these devices is enhanced with suitable design changes. Flow channel design of a SAH is ... -
Optimization of Inert Gas Feeding Strategy in a Fixed-Bed Reactor for Efficient Water Splitting Via Solar-Driven Thermal Reduction of Nonstoichiometric CeO2
(The American Society of Mechanical Engineers (ASME), 2022)In this study, a solar-driven reduction process of nonstoichiometric cerium oxide in a fixed bed is optimized for efficient water splitting via metal-oxide-based redox cycling. Nitrogen is used as sweeping gas to scavenge ... -
Analysis and Performance Optimization of Supercritical CO2 Recompression Brayton Cycle Coupled Organic Rankine Cycle Based on Solar Tower
(The American Society of Mechanical Engineers (ASME), 2022)Supercritical carbon dioxide (SCO2) Brayton cycle has been proved to be an efficient power cycle to replace the traditional steam Rankine cycle. The thermal efficiency of SCO2 cycle can be further improved by coupling ... -
Design of a Low-Cost Parabolic Concentrator Solar Tracking System: Tubular Solar Still Application
(The American Society of Mechanical Engineers (ASME), 2022)The high cost of the solar tracking systems is the major obstacle facing the growth of the solar harvesting technology. Therefore, reducing the solar tracking cost is necessary for developing this important energy sector. ... -
Heterogeneous Photocatalytic Pilot Plant for Cyanide Decontamination: A Novel Solar Rotary Photoreactor
(The American Society of Mechanical Engineers (ASME), 2022)During the gold extraction in opencast mining, many hazardous substances, such as cyanide, are spilled into the water bodies. This study's aim was to develop a novel rotary photocatalytic TiO2-based reactor to remove cyanide ... -
Investigation of Aloe Vera Latex Used as Natural Dye in TiO2-Based Heterojunction and Liquid-Electrolyte Dye-Sensitized Solar Cells
(The American Society of Mechanical Engineers (ASME), 2022)The use of naturally extracted compounds as dye sensitizers is a very promising alternative for the manufacture of low-cost solar cells. These directly convert solar energy to electricity. In the present study, aloe latex ... -
Piecewise-Focusing Collectors Reduce the Mirror Area in Concentrating Solar Thermal Power Plants
(The American Society of Mechanical Engineers (ASME), 2022)Piecewise-focusing (PWF) collectors replace the heliostat field and central tower receiver of Gen 2 concentrating solar thermal (CST) power plants. The PWF collector consists of a large base frame supporting a tiered array ... -
Modeling Sand Particulate Flows Through Angled Apertures and Surfaces in Concentrated Solar-Thermal Power Receivers
(The American Society of Mechanical Engineers (ASME), 2022)Concentrated solar-thermal power towers are increasingly migrating toward sand-based particle receiver designs to improve thermal efficiency and reach temperatures above 1000 °C for air Brayton power cycles and supercritical ... -
Solar Photovoltaics Integrated With Hydrated Salt-Based Phase Change Material
(The American Society of Mechanical Engineers (ASME), 2022)Maintaining the temperature of the photovoltaic (PV) panel within the described standard helps in achieving higher power conversion efficiency. To regulate the PV temperature, phase change material (PCM)-based cooling ... -
Enhanced Heat Transfer Performance of Multiple Triangular Air Flow Passages in Parallel With Inclined Fins for Flat Plate Solar Air Heater
(The American Society of Mechanical Engineers (ASME), 2022)This paper presents results of a study of heat transfer performance of multiple equilateral triangular parallel air flow passages below a uniformly heated flat plate having inclined fins of different thickness, length, and ... -
Development of High Performance Vertical Falling Film Plastic Dehumidifier Exploiting Surface Modification Technique
(The American Society of Mechanical Engineers (ASME), 2022)Plastics as air–liquid desiccant contacting surfaces are being explored as a promising alternative to metallic surfaces in falling film towers. Nevertheless, the poor wetness of plastics has severely restricted its extensive ... -
Experimental Study of Eutectic Molten Salts NaCl/KCl/ZnCl2 Heat Transfer Inside a Smooth Tube for High-Temperature Application
(The American Society of Mechanical Engineers (ASME), 2022)Eutectic salts NaCl-KCl-ZnCl2 and NaCl-KCl-MgCl2 are two of the chloride salt systems that are promising for being used as high-temperature heat transfer fluid (HTF) and thermal energy storage (TES) materials in a wide ... -
Aerodynamic Design and Wind Tunnel Tests of Small-Scale Horizontal-Axis Wind Turbines for Low Tip Speed Ratio Applications
(The American Society of Mechanical Engineers (ASME), 2022)In recent times, the application of small-scale horizontal axis wind turbines (SHAWTs) has drawn interest in certain areas where the energy demand is minimal. These turbines, operating mostly at low Reynolds number (Re) ... -
Effect of Quartz Aperture Covers on the Fluid Dynamics and Thermal Efficiency of Falling Particle Receivers
(The American Society of Mechanical Engineers (ASME), 2022)Falling particle receivers are an emerging technology for use in concentrating solar power systems. In this study, quartz half-shells are investigated for use as full or partial aperture covers to reduce receiver thermal ... -
Performance Assessment of Seawater, Wet and Dry Cooling in a 50-MW Parabolic Trough Collectors Concentrated Solar Power Plant in Kuwait
(The American Society of Mechanical Engineers (ASME), 2022)Kuwait is a country with great potential for concentrated solar power (CSP) due to its high solar resource. The current work analyzes the potential of the application of CSP technology in the country and its particularities. ... -
Feasibility Study of Long-Term Dual Tank Photovoltaic/Thermal Indirect Parallel Solar-Assisted Heat Pump Systems
(The American Society of Mechanical Engineers (ASME), 2022)A novel dual tank photovoltaic/thermal (PV/T) indirect parallel solar-assisted heat pump system was investigated in this paper, which filled a gap in the literature. Furthermore, a long-term performance study analysis was ... -
An Improved Levenberg–Marquardt Approach With a New Reduced Form for the Identification of Parameters of the One-Diode Photovoltaic Model
(The American Society of Mechanical Engineers (ASME), 2022)Building a highly accurate model for solar cells and photovoltaic (PV) modules based on experimental data is becoming increasingly important for the simulation, evaluation, control, and optimization of PV systems. Powerful, ...