Recent advances in intra-hour solar forecasting: A review of ground-based sky image methods

F Lin, Y Zhang, J Wang - International Journal of Forecasting, 2023 - Elsevier
As the penetration of solar energy generation into power systems keeps rising, intra-hour
solar forecasting (IHSF) is becoming increasingly important for the secure and economical …

Applications for solar irradiance nowcasting in the control of microgrids: A review

R Samu, M Calais, GM Shafiullah, M Moghbel… - … and Sustainable Energy …, 2021 - Elsevier
The integration of solar photovoltaic (PV) into electricity networks introduces technical
challenges due to varying PV output. Rapid ramp events due to cloud movements are of …

[HTML][HTML] Advanced multimodal fusion method for very short-term solar irradiance forecasting using sky images and meteorological data: A gate and transformer …

L Zhang, R Wilson, M Sumner, Y Wu - Renewable Energy, 2023 - Elsevier
Cloud dynamics are the main factor influencing the intermittent variability of short-term solar
irradiance, and therefore affect the solar farm output. Sky images have been widely used for …

[HTML][HTML] Omnivision forecasting: Combining satellite and sky images for improved deterministic and probabilistic intra-hour solar energy predictions

Q Paletta, G Arbod, J Lasenby - Applied Energy, 2023 - Elsevier
Integrating large proportions of intermittent renewable energy sources into electric grids is
challenging. A well-established approach aimed at addressing this difficulty involves the …

Benchmarking of deep learning irradiance forecasting models from sky images–An in-depth analysis

Q Paletta, G Arbod, J Lasenby - Solar Energy, 2021 - Elsevier
A number of industrial applications, such as smart grids, power plant operation, hybrid
system management or energy trading, could benefit from improved short-term solar …

Determination of cloud transmittance for all sky imager based solar nowcasting

B Nouri, S Wilbert, L Segura, P Kuhn, N Hanrieder… - Solar Energy, 2019 - Elsevier
The demand for accurate solar irradiance nowcast increases together with the rapidly
growing share of solar energy within our electricity grids. Intra-hour variabilities, mainly …

Cloud height and tracking accuracy of three all sky imager systems for individual clouds

B Nouri, P Kuhn, S Wilbert, N Hanrieder, C Prahl… - Solar Energy, 2019 - Elsevier
Solar irradiance nowcasts can be derived with sky images from all sky imagers (ASI) by
detecting and analyzing transient clouds, which are the main contributor of intra-hour solar …

SPIN: Simplifying Polar Invariance for Neural networks Application to vision-based irradiance forecasting

Q Paletta, A Hu, G Arbod, P Blanc… - Proceedings of the …, 2022 - openaccess.thecvf.com
Translational invariance induced by pooling operations is an inherent property of
convolutional neural networks, which facilitates numerous computer vision tasks such as …

Optimization of parabolic trough power plant operations in variable irradiance conditions using all sky imagers

B Nouri, K Noureldin, T Schlichting, S Wilbert, T Hirsch… - Solar Energy, 2020 - Elsevier
The continuously growing penetration of intermittent electricity sources will increase the
future demand for dispatchable power plants, which balance out fluctuations within the …

Real-time uncertainty specification of all sky imager derived irradiance nowcasts

B Nouri, S Wilbert, P Kuhn, N Hanrieder… - Remote Sensing, 2019 - mdpi.com
The incoming downward shortwave solar irradiance is harvested to an increasing extent by
solar power plants. However, the variable nature of this energy source poses an operational …