Results 11 to 20 of about 39,725 (253)

Hot Spot Detection of Photovoltaic Module Based on Distributed Fiber Bragg Grating Sensor [PDF]

open access: yesSensors, 2022
The hot spot effect is an important factor that affects the power generation performance and service life in the power generation process. To solve the problems of low detection efficiency, low accuracy, and difficulty of distributed hot spot detection ...
Guoli Li, Fang Wang, Fei Feng, Bo Wei
doaj   +4 more sources

Research on Hot Spot Fault Detection Method Based on Infrared Images of Photovoltaic Modules in Complex Background [PDF]

open access: yesSensors
Aiming at the problem that fault characteristics cannot be effectively expressed due to the low pixel proportion of the hot spot target and background interference when detecting hot spot faults in complex environments, a photovoltaic module hot spot ...
Lei Li, Weili Wu, Zhong Li
doaj   +4 more sources

Inversion Detection of Transformer Transient Hot Spot Temperature [PDF]

open access: yesIEEE Access, 2021
This paper proposes an inversion method to estimate a 10 kV oil-immersed transformer transient hot spot temperature (HST). A set of transient feature quantities which can reflect the load change are proposed, those quantities as well as the real time ...
Jiangjun Ruan   +3 more
doaj   +2 more sources

Application of Deep Convolution Network Algorithm in Sports Video Hot Spot Detection [PDF]

open access: yesFrontiers in Neurorobotics, 2022
Sports videos are blowing up over the internet with enriching material life and the higher pursuit of spiritual life of people. Thus, automatically identifying and detecting helpful information from videos have arisen as a relatively novel research ...
Yaling Zhang   +3 more
doaj   +2 more sources

Lightweight Hot-Spot Fault Detection Model of Photovoltaic Panels in UAV Remote-Sensing Image

open access: yesSensors, 2022
Photovoltaic panels exposed to harsh environments such as mountains and deserts (e.g., the Gobi desert) for a long time are prone to hot-spot failures, which can affect power generation efficiency and even cause fires.
Qiuping Zheng   +5 more
doaj   +3 more sources

Persistent Hot Spot Detection and Characterisation Using SLSTR [PDF]

open access: yesRemote Sensing, 2018
Gas flaring is a disposal process widely used in the oil extraction and processing industry. It consists in the burning of unwanted gas at the tip of a stack and due to its thermal characteristic and the thermal emission it is possible to observe and to ...
Alexandre Caseiro   +6 more
doaj   +4 more sources

Voltage-Based Hot-Spot Detection Method for Photovoltaic String Using a Projector

open access: yesEnergies, 2017
This paper proposes a voltage-based hot-spot detection method for photovoltaic (PV) string using the projector. Hot-spots form in solar cells at defects causing a high carrier recombination rate, it appears as a high reverse leakage current of p-n ...
Yadong Wang   +4 more
doaj   +3 more sources

Real Time Hot Spot Detection Using FPGA [PDF]

open access: yesLecture Notes in Computer Science, 2009
Many remote sensing applications require on-board, real time processing with low power consumption. Solutions based in FPGA implementations are common in these cases to optimize the processing resources needed. In this paper we describe an FPGA based solution for a remote sensing application that processes real time video from an infrared camera in ...
Sol Pedre
exaly   +4 more sources

A concept of aortic hot spot detection: there is still a job for the engineer. [PDF]

open access: yesInteract Cardiovasc Thorac Surg, 2013
The authors' concept and approach to aorta modelling, and the very idea of the present study, are undoubtedly interesting and deserve detailed consideration [1]. The flow structure through the aorta and its branches, high flow velocity areas and wall stress peaks in such a complex vascular formation as the aorta have always been and still remain useful
Bockeria LA   +3 more
europepmc   +4 more sources

Volcanic Hot-Spot Detection Using SENTINEL-2: A Comparison with MODIS–MIROVA Thermal Data Series

open access: yesRemote Sensing, 2020
In the satellite thermal remote sensing, the new generation of sensors with high-spatial resolution SWIR data open the door to an improved constraining of thermal phenomena related to volcanic processes, with strong implications for monitoring ...
Francesco Massimetti   +5 more
doaj   +3 more sources

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