English
Related papers

Related papers: Performance Analysis and Fault Diagnosis Method fo…

200 papers

Nowadays, photovoltaic (PV) technology has reached a high level of maturity in terms of module efficiency and cost competitiveness in comparison with other energy technologies. As PV has achieved high levels of deployment, the development…

Organic semiconductors possess an intrinsic energetic disorder characteristic, which holds an exceptionally important role for understanding organic photovoltaic (OPV) operation and future optimization. We performed illumination intensity…

Materials Science · Physics 2017-06-28 Xixiang Zhu , Kai Wang , Changfeng Han , Qin Yang , Xiaojuan Sun , Haomiao Yu , Ming Shao , Fujun Zhang , Bin Hu

The effect of temperature and relative humidity on photovoltaics close to river in calabar was studied. A KT-908 precision digital hygrometer and thermometer, and a M890C+ digital multimeter were used in the process. Results obtained shows…

Applied Physics · Physics 2018-08-22 Armstrong O. Njok , Julie C. Ogbulezie

The evaluation of produced items at the time of delivery is, in practice, usually amended by at least one inspection at later time points. We extend the methodology of acceptance sampling for variables for arbitrary unknown distributions…

Statistics Theory · Mathematics 2018-03-20 Ansgar Steland

We analyzed the cross-correlation of Photovoltaic (PV) output fluctuation for the actual PV output time series data in both the Tokyo area and the whole of Japan using the principal component analysis with the random matrix theory. Based on…

Systems and Control · Computer Science 2013-09-02 Yuichi Ikeda , Kazuhiko Ogimoto

Photovoltaic (PV) power forecasting plays a crucial role in optimizing the operation and planning of PV systems, thereby enabling efficient energy management and grid integration. However, un certainties caused by fluctuating weather…

Machine Learning · Computer Science 2024-06-07 Jiaxin Gao , Qinglong Cao , Yuntian Chen , Dongxiao Zhang

The current density-voltage characteristic (JV) is a critical tool for understanding the behaviour of solar cells. In this article, we present an overview of the key aspects of JV analysis and introduce a user-friendly flowchart that…

Materials Science · Physics 2024-04-17 Albert These , L. Jan Anton Koster , Christoph J. Brabec , Vincent M. Le Corre

Traditional concentrating photovoltaic (CPV) systems utilize multijunction cells to minimize thermalization losses, but cannot efficiently capture diffuse sunlight, which contributes to a high levelized cost of energy (LCOE) and limits…

To identify abnormal photovoltaic (PV) modules in large-scale PV plants economically, drone-mounted infrared (IR) cameras and automated video processing algorithms are frequently used. While most related works focus on the detection of…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Lukas Bommes , Claudia Buerhop-Lutz , Tobias Pickel , Jens Hauch , Christoph Brabec , Ian Marius Peters

The figure of merit (FOM) is a widely used metric to characterize the performance of concentrated solar power (CSP) receivers by comparing the amount of solar thermal energy retained by the receiver to the incident concentrated solar…

This paper proposes a novel topology for grid connected photovoltaic (PV) system based on modular multilevel converter (MMC). In this topology, a PV array is connected to capacitors of each submodule (SM) of the MMC through a DC-DC boost…

Systems and Control · Electrical Eng. & Systems 2020-04-28 Farog Mohamed , Shailesh Wasti , Shahab Afshar , Pablo Macedo , Vahid Disfani

Since photovoltaic (PV) plants require periodic maintenance, using Unmanned Aerial Vehicles (UAV) for inspections can help reduce costs. The thermal and visual inspection of PV installations is currently based on UAV photogrammetry. A UAV…

Robotics · Computer Science 2022-10-12 Luca Morando , Carmine Tommaso Recchiuto , Jacopo Callà , Paolo Scuteri , Antonio Sgorbissa

Photogalvanic solar cells, the original dye based solar cell, have yet to fulfill their promise as a low fabrication cost, scalable energy conversion system. The efficient performance of photogalvanic cells relies on high dye solubility and…

Chemical Physics · Physics 2014-09-16 Mohammad Ali Mahmoudzadeh , John D. W. Madden

In the past decade, the landscape of energy production has had to shift to accommodate renewables. Which, unlike fossil fuels, are subject to frequent fluctuations; potentially destabilizing grid operators. With the continued demand for…

Optimization and Control · Mathematics 2016-12-06 Ashkan Zeinalzadeh , Reza Ghorbani , James Yee

In view of the High Luminosity LHC, the current CMS tracking detector will have to be replaced during Long Shutdown 3 to cope with the higher radiation environment and to withstand an increased data rate. To prepare for the so-called CMS…

Instrumentation and Detectors · Physics 2025-05-13 Giorgia Bonomelli

Nowadays, the rapid development of photovoltaic(PV) power stations requires increasingly reliable maintenance and fault diagnosis of PV modules in the field. Due to the effectiveness, convolutional neural network (CNN) has been widely used…

Computer Vision and Pattern Recognition · Computer Science 2023-02-16 Jinxia Zhang , Xinyi Chen , Haikun Wei , Kanjian Zhang

Charge Coupled Devices (CCDs) have been successfully used in several high energy physics experiments over the past two decades. Their high spatial resolution and thin sensitive layers make them an excellent tool for studying short-lived…

This paper investigates the application of Constrained-View Radiated Power (CVRP) for diagnosing phased array element failures, specifically focusing on on-off element failure. CVRP, similar to Partial Radiated Power (PRP), considers a…

Systems and Control · Electrical Eng. & Systems 2025-05-14 Alejandro Antón Ruiz , John Kvarnstrand , Klas Arvidsson , Andrés Alayón Glazunov

The occurrence of voltage violations are a major deterrent for absorbing more roof-top solar power to smart Low Voltage Distribution Grids (LVDG). Recent studies have focused on decentralized control methods to solve this problem due to the…

This paper considers future distribution networks featuring inverter-interfaced photovoltaic (PV) systems, and addresses the synthesis of feedback controllers that seek real- and reactive-power inverter setpoints corresponding to AC optimal…

Optimization and Control · Mathematics 2016-11-17 Emiliano Dall'Anese , Sairaj V. Dhople , Georgios B. Giannakis