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   Articles with "direct normal" as a keyword



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Comparing the direct normal form and multiple scales methods through frequency detuning

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recommendations! Published in 2018 at "Nonlinear Dynamics"

DOI: 10.1007/s11071-018-4534-1

Abstract: Approximate analytical methods, such as the multiple scales (MS) and direct normal form (DNF) techniques, have been used extensively for investigating nonlinear mechanical structures, due to their ability to offer insight into the system dynamics.… read more here.

Keywords: normal form; form multiple; direct normal; multiple scales ... See more keywords

Models and hierarchical methodologies for evaluating solar energy availability under different sky conditions toward enhancing concentrating solar collectors use: Texas as a case study

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recommendations! Published in 2019 at "International Journal of Energy and Environmental Engineering"

DOI: 10.1007/s40095-019-00326-z

Abstract: The precise estimation of solar radiation data is substantial in the long-term evaluation for the techno-economic performance of solar energy conversion systems (e.g., concentrated solar thermal collectors and photovoltaic plants) for each site around the… read more here.

Keywords: normal irradiance; energy; solar energy; direct normal ... See more keywords

Towards the intrahour forecasting of direct normal irradiance using sky-imaging data

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recommendations! Published in 2018 at "Heliyon"

DOI: 10.1016/j.heliyon.2018.e00598

Abstract: Increasing power plant efficiency through improved operation is key in the development of Concentrating Solar Power (CSP) technologies. To this end, one of the most challenging topics remains accurately forecasting the solar resource at a… read more here.

Keywords: normal irradiance; clear sky; dni; persistence ... See more keywords

3D-CNN-based feature extraction of ground-based cloud images for direct normal irradiance prediction

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recommendations! Published in 2019 at "Solar Energy"

DOI: 10.1016/j.solener.2019.01.096

Abstract: Abstract Cloud cover and cloud motion have a large impact on solar irradiance. One of the effective ways for direct normal irradiance (DNI) prediction is to use cloud features, which has been extensively studied. A… read more here.

Keywords: normal irradiance; ground based; irradiance; direct normal ... See more keywords

Direct Normal Irradiance (DNI) simulation through Empirical Approach for Concentrating Solar Power (CSP) Projects

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recommendations! Published in 2024 at "International Journal of Green Energy"

DOI: 10.1080/15435075.2024.2394837

Abstract: ABSTRACT DNI assessment is essential for developing any CSP projects. In this manuscript, an approach is made for the analysis and estimation of DNI by developing the empirical models for India. The historical data of… read more here.

Keywords: csp projects; direct normal; dni; empirical models ... See more keywords

Prediction Method of Direct Normal Irradiance for Solar Thermal Power Plants Based on VMD-WOA-DELM

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recommendations! Published in 2024 at "IEEE Transactions on Applied Superconductivity"

DOI: 10.1109/tasc.2024.3465370

Abstract: The Direct Normal Irradiance (DNI), being the energy source for solar thermal power plants, can remarkably impact the reliability and efficiency of these plants because of its inherent randomness and fluctuations. In this view, we… read more here.

Keywords: prediction; direct normal; solar thermal; thermal power ... See more keywords