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Martinez Gonzalez, SergioAuthorRiquelme Dominguez, Jose MiguelAuthorDecoupled photovoltaic power ramp-rate calculation method for perturb and observe algorithms
Publicated to:Journal Of Modern Power Systems And Clean Energy. 10 (4): 932-940 - 2022-01-01 10(4), DOI: 10.35833/MPCE.2021.000603
Authors: J. M. Riquelme-Dominguez; F. M. Gonzalez-Longatt; S. Martinez
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Abstract
As photovoltaic energy increasingly penetrates in power systems, transmission system operators have started to request its participation in providing ancillary services. One of the demanded services is the power ramp-rate control (PRRC), which attempts to limit the power ramps produced by intermittent irradiance conditions. In order to achieve the desired objective, solutions based on storage systems or modifying the maximum power point tracking (MPPT) in perturb and observe (P&O) algorithms are commonly adopted. The starting point in PRRC is the determination of the instantaneous power ramp-rate, and different methods have been proposed in the literature for its calculation. However, the accuracy and computational speed of existing procedures can be improved, which may be critical in situations with rapid irradiance fluctuations. In this paper, a decoupled photovoltaic power ramp-rate calculation method is presented, in which the effect of variable irradiance and the P&O algorithm are computed separately. The proposed method has been theoretically demonstrated and tested through simulation and experimental tests. Simulation results show that it can improve the previous methods in terms of accuracy and computation time. Experimental validation with hardware-in-the-loop demonstrates the suitability of the proposed method for real-time applications, even in presence of noisy measurements.
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Bibliometric impact. Analysis of the contribution and dissemination channel
The work has been published in the journal Journal Of Modern Power Systems And Clean Energy due to its progression and the good impact it has achieved in recent years, according to the agency WoS (JCR), it has become a reference in its field. In the year of publication of the work, 2022, it was in position 49/275, thus managing to position itself as a Q1 (Primer Cuartil), in the category Engineering, Electrical & Electronic.
From a relative perspective, and based on the normalized impact indicator calculated from the Field Citation Ratio (FCR) of the Dimensions source, it yields a value of: 4.27, which indicates that, compared to works in the same discipline and in the same year of publication, it ranks as a work cited above average. (source consulted: Dimensions Jul 2025)
Specifically, and according to different indexing agencies, this work has accumulated citations as of 2025-07-11, the following number of citations:
- WoS: 2
- Scopus: 11
- Google Scholar: 9
Impact and social visibility
Leadership analysis of institutional authors
This work has been carried out with international collaboration, specifically with researchers from: Norway.
There is a significant leadership presence as some of the institution’s authors appear as the first or last signer, detailed as follows: Last Author (RIQUELME DOMINGUEZ, JOSE MIGUEL).