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Real-time forecast of compartment fire and flashover based on deep learning
Fire safety journal, 2022Forecasting building fire development and critical fire events in real-time is of great significance for firefighting and rescue operations. This work proposes an artificial intelligence (AI) system to fast forecast the compartment fire development and ...
Tianhang Zhang +5 more
semanticscholar +1 more source
Journal of Physics D: Applied Physics, 2023
Charge accumulation at the insulator surface significantly alters the electric field distribution under DC voltage and can lead to unpredictable flashover.
Pu Han +5 more
semanticscholar +1 more source
Charge accumulation at the insulator surface significantly alters the electric field distribution under DC voltage and can lead to unpredictable flashover.
Pu Han +5 more
semanticscholar +1 more source
IEEE transactions on dielectrics and electrical insulation, 2023
Moisture in oil–paper insulation has a great influence on insulation performance, and moisture distribution is always uneven. In this study, the distribution of surface flashover channel position and surface flashover time of oil–paper insulation under ...
Junjie Zhou +5 more
semanticscholar +1 more source
Moisture in oil–paper insulation has a great influence on insulation performance, and moisture distribution is always uneven. In this study, the distribution of surface flashover channel position and surface flashover time of oil–paper insulation under ...
Junjie Zhou +5 more
semanticscholar +1 more source
A Review on Surface Flashover Phenomena at DC Voltage in Vacuum and Compressed Gas
IEEE transactions on dielectrics and electrical insulation, 2022Surface flashover of insulators at dc voltage is one of the key issues limiting the stable operation of electric power equipment and electronic components both in pressurized gas and vacuum.
Jixing Sun +8 more
semanticscholar +1 more source
International Journal of Electrical Power & Energy Systems, 2022
Ice accretion on the insulators can reduces the creepage distance to a certain extent as low as the dry arc distance, which may cause flashover trip and subsequent blackout.
Chunyu Zong +5 more
semanticscholar +1 more source
Ice accretion on the insulators can reduces the creepage distance to a certain extent as low as the dry arc distance, which may cause flashover trip and subsequent blackout.
Chunyu Zong +5 more
semanticscholar +1 more source
IEEE transactions on dielectrics and electrical insulation, 2022
In this article, the influence of polishing orientation on surface charge accumulation and flashover characteristics of the basin spacer in a downsized dc-gas insulated transmission line (GIL) are explored by experiments.
Jin Li +6 more
semanticscholar +1 more source
In this article, the influence of polishing orientation on surface charge accumulation and flashover characteristics of the basin spacer in a downsized dc-gas insulated transmission line (GIL) are explored by experiments.
Jin Li +6 more
semanticscholar +1 more source
IEEE transactions on dielectrics and electrical insulation, 2022
Surface flashover is likely to be triggered when a high electric field is applied due to its voltage being much lower than the breakdown voltage of either gas or solid, which restricts the development of advanced power electrical and electronic devices ...
Zhen Li +6 more
semanticscholar +1 more source
Surface flashover is likely to be triggered when a high electric field is applied due to its voltage being much lower than the breakdown voltage of either gas or solid, which restricts the development of advanced power electrical and electronic devices ...
Zhen Li +6 more
semanticscholar +1 more source
IEEE transactions on dielectrics and electrical insulation, 2022
This article presents a dynamic modeling approach to analyze pollution flashover of silicone rubber insulators. Pre-flashover conditions can be used to represent analytical formulations for different stages of dry band arcing activities on the surface of
H. R. Sezavar +2 more
semanticscholar +1 more source
This article presents a dynamic modeling approach to analyze pollution flashover of silicone rubber insulators. Pre-flashover conditions can be used to represent analytical formulations for different stages of dry band arcing activities on the surface of
H. R. Sezavar +2 more
semanticscholar +1 more source
DC Flashover Performance of GIS Spacers Fluorinated at Different Temperatures
IEEE transactions on dielectrics and electrical insulation, 2022In order to verify the effectiveness of direct fluorination in improving the dc flashover performance of gas insulated switchgear (GIS) actual spacers and explore the effect of fluorination conditions, 126-kV disk spacers were surface fluorinated in the ...
Z. An +4 more
semanticscholar +1 more source
Superhydrophobic and high-flashover-strength coating for HVDC insulating system
, 2021In high voltage power equipment especially those for outdoor applications, the surface of dielectrics suffers from various problems such as flashover, raining, contamination, and ultraviolet illumination, which becomes the weak link in the whole ...
Ming-Xiao Zhu +6 more
semanticscholar +1 more source