Comparison of Solar Power Output Forecasting Performance of the Total Sky Imager and the University of California, San Diego Sky Imager
M.I. Gohari,Bryan Urquhart,Handa Yang,Ben Kurtz,Dung Nguyen,C. W. Chow,M. S. Ghonima,Jan Kleissl +7 more
TLDR
In this paper, the performance of the Total Sky Imager (TSI) and University of California, San Diego sky imager (USI) instruments has been evaluated using correlation and dispersion metrics applied to clear sky index.About:
This article is published in Energy Procedia.The article was published on 2014-01-01 and is currently open access. It has received 33 citations till now. The article focuses on the topics: Pyranometer.read more
Citations
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Solar photovoltaic generation forecasting methods: A review
TL;DR: In this article, an extensive review on recent advancements in the field of solar photovoltaic power forecasting is presented, which aims to analyze and compare various methods of solar PV power forecasting in terms of characteristics and performance.
Journal ArticleDOI
On recent advances in PV output power forecast
TL;DR: In this paper, a comprehensive and systematic review of PV output power forecast models were provided, which covers the different factors affecting PV forecast, PV output output power profile and performance matrices to evaluate the forecast model.
Journal ArticleDOI
Short-term reforecasting of power output from a 48 MWe solar PV plant
Yinghao Chu,Bryan Urquhart,Seyyed Mohammad Iman Gohari,Hugo T.C. Pedro,Jan Kleissl,Carlos F.M. Coimbra +5 more
TL;DR: This study demonstrates the effectiveness of the optimized reforecasting method in reducing learnable errors produced by a diverse set of forecast methodologies.
Journal ArticleDOI
Day-ahead forecasting of solar power output from photovoltaic plants in the American Southwest
TL;DR: In this paper, a forecasting method for hourly-averaged, day-ahead power output (PO) from photovoltaic (PV) power plants based on least-squares optimization of Numerical Weather Prediction (NWP) is presented.
Journal ArticleDOI
Development of a sky imaging system for short-term solar power forecasting
TL;DR: In this article, the authors developed a high dynamic range (HDR) camera system capable of providing hemispherical sky imagery from the circumsolar region to the horizon at a high spatial, temporal, and radiometric resolution.
References
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Journal ArticleDOI
High-frequency irradiance fluctuations and geographic smoothing
TL;DR: Lave et al. as mentioned in this paper applied a wavelet transform to both the clear-sky index at one site and the average of six sites to estimate the smoothing of aggregated power output due to geographic dispersion in a distribution feeder.
Journal ArticleDOI
Solar irradiance forecasting using a ground-based sky imager developed at UC San Diego
TL;DR: In this paper, a ground-based sky imaging system currently being developed at UC San Diego is analyzed by assessing its performance on thirty-one consecutive days of historical data collected during winter.
Journal ArticleDOI
Cloud speed impact on solar variability scaling – Application to the wavelet variability model
Matthew Lave,Jan Kleissl +1 more
TL;DR: Lave et al. as mentioned in this paper used the wavelet variability model (WVM) for simulating solar photovoltaic (PV) powerplant output given a single irradiance sensor as input.
Journal ArticleDOI
Day/Night Whole Sky Imagers for 24-h cloud and sky assessment: history and overview
TL;DR: The history of the development of the D/N WSIs, system design, algorithms, and data products are discussed, which have resulted in very capable instruments and algorithms that remain unique.
Book ChapterDOI
Chapter 9 – Sky-Imaging Systems for Short-Term Forecasting
TL;DR: In this article, the use of ground-based visible wavelength imagery for short-term forecasting of solar-power output is discussed, and the results are discussed and ideas for improvement are presented.