Journal of Solar Energy Engineering: Recent submissions
Now showing items 401-420 of 3077
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FRED: The Flexible Renewable Energy System Dispatch Optimizer
(American Society of Mechanical Engineers (ASME), 2019)Due to their thermal storage capability, concentrated solar power (CSP) plants have flexibility on electricity dispatch, being able to participate in balancing power markets. The development of an optimum electricity ... -
Numerical Analysis of Flat Plate Solar Air Heater Integrated With an Array of Pin Fins on Absorber Plate for Enhancement in Thermal Performance
(American Society of Mechanical Engineers (ASME), 2019)This paper presents a three-dimensional numerical analysis of a flat plate solar air heater in the presence of a pin fin array using the computational fluid dynamics (CFD) software tool ansys fluent 16.2. The effect of ... -
Drag and Lift Characteristics of a Novel Elliptical-Bladed Savonius Rotor With Vent Augmenters
(American Society of Mechanical Engineers (ASME), 2019)Savonius rotor, a class of drag-driven vertical axis wind turbine, has been extensively investigated mainly to calculate the torque and power coefficients (CT and CP) by various investigators. Hitherto, studies related to ... -
A Comprehensive Aero-Hydro-Structural Analysis of a 5 MW Offshore Wind Turbine System
(American Society of Mechanical Engineers (ASME), 2019)A comprehensive aero-hydro-structural analysis is conducted for a 5 MW offshore wind turbine system in this study. Soil–structure interaction under complex aero-hydro loading is analyzed to provide a suitable foundation ... -
Viability Assessment of a Concentrated Solar Power Tower With a Supercritical CO2 Brayton Cycle Power Plant
(American Society of Mechanical Engineers (ASME), 2019)The aim of this study was to conduct thermodynamic and economic analyses of a concentrated solar power (CSP) plant to drive a supercritical CO2 recompression Brayton cycle. The objectives were to assess the system viability ... -
Heliostat Attitude Control Strategy in the Solar Energy Research Facility of Valparaiso University
(American Society of Mechanical Engineers (ASME), 2019)In this paper, a continuous tracking strategy for the heliostat in the James S. Markiewicz Concentrated Solar Energy Research Facility at Valparaiso University is developed. A model of the nonlinear dynamics of the heliostat ... -
Design and Structural Analysis of the Sun Ray Double Axis Tracking Device
(American Society of Mechanical Engineers (ASME), 2019)To improve the solar energy utilization in the photovoltaic power, the sun ray double axis tracking device is designed and its tracking method is introduced. Using the finite element method, the parameterized analysis model ... -
Efficient Single Stage Photovoltaic Pumping System Using BLDC Motor With Grid Power Export
(American Society of Mechanical Engineers (ASME), 2019)This paper proposes an efficient single-stage photovoltaic (PV) fed permanent magnet brushless DC (PMBLDC) motor water pumping system with grid power interface. The power conditioning system used in the conventional two-stage ... -
Latent Heat Storage: Container Geometry, Enhancement Techniques, and Applications—A Review
(American Society of Mechanical Engineers (ASME), 2019)Energy storage helps in waste management, environmental protection, saving of fossil fuels, cost effectiveness, and sustainable growth. Phase change material (PCM) is a substance which undergoes simultaneous melting and ... -
Indoor Air Temperature Analysis of Solar Heating System With Dual Heat Storage Devices
(American Society of Mechanical Engineers (ASME), 2019)Using solar energy for space heating is an efficient and simply way to satisfy the energy demands of buildings. In this study, a typical office building is selected as a case model to obtain indoor air temperature ... -
Concept of Triple Heat Exchanger-Assisted Solar Pond Through an Improved Analytical Model
(American Society of Mechanical Engineers (ASME), 2019)A new three-zone heat extraction system and its analytical model for maximizing the thermal power output of salt gradient solar ponds against a given volume is proposed. The present study considers internal heat exchangers ... -
Numerical Modeling of a Novel Thermocline Thermal Storage for Concentrated Solar Power
(American Society of Mechanical Engineers (ASME), 2019)This paper presents the modeling theory and results of an innovative thermal energy storage (TES) facility, ideated, realized, and tested by ENEA (Italy). This prototype enabled the thermocline storage with molten salts ... -
Improving the Energy Conversion Efficiency of a Savonius Rotor Using Automatic Valves
(American Society of Mechanical Engineers (ASME), 2019)Savonius wind turbines are popular for their easy fabrication and high starting capabilities. Nevertheless, they suffer from low power coefficients, which are mainly due to a negative torque resulting from the blade moving ... -
On the Use of Longitudinal Fins to Enhance the Performance in Rectangular Duct of Solar Air Heaters—A Review
(American Society of Mechanical Engineers (ASME), 2019)The objective of the present article is to present a detailed review of the research carried out on the use of extended surface in the form of longitudinal fins, with its different shapes, geometries, and attachments on ... -
Solar Thermochemical Cyles for Fuel Production in Germany
(American Society of Mechanical Engineers (ASME), 2019) -
Design and Analysis of a Novel Integrated Wind-Solar-OTEC Energy System for Producing Hydrogen, Electricity, and Fresh Water
(American Society of Mechanical Engineers (ASME), 2019)A new energy system for power, hydrogen and fresh water production is proposed. The environmentally benign ocean thermal energy conversion (OTEC), wind and solar energy resources are utilized. The hybrid thermochemical ... -
Thermodynamic Performance Evaluation of a Solar Parabolic Dish Assisted Multigeneration System
(American Society of Mechanical Engineers (ASME), 2019)The concentration ratio of the parabolic dish solar collector (PDSC) is considered to be one of the highest among the concentrated solar power technologies (CSPs); therefore, such system is capable of generating more heat ... -
Thermal Modeling, Experimental Validation, and Comparative Analysis of Modified Solar Stills
(American Society of Mechanical Engineers (ASME), 2019)In the present work, an effort is carried out to enhance the distillate yield of a single-slope basin-type solar still by increasing the heat input through its transparent walls and providing hanging wicks to increase the ... -
An Empiric-Stochastic Approach, Based on Normalization Parameters, to Simulate Solar Irradiance
(American Society of Mechanical Engineers (ASME), 2019)This paper presents a methodology to estimate solar irradiance using an empiric-stochastic approach, which is based on the computation of normalization parameters from the solar irradiance data. For this study, the solar ... -
Photothermal Energy Conversion Enhancement Studies Using Low Concentration Nanofluids
(American Society of Mechanical Engineers (ASME), 2019)The present study aims to develop a compact experimental facility to trap solar energy. Line focusing concentrators, i.e., Fresnel lens and secondary reflectors, are coupled to enhance the photothermal conversion efficiency. ...