Results 61 to 70 of about 5,022,799 (229)

PowerGPT‐R1: Vision‐Language Reinforcement Fine‐Tuning With Verifiable Reward for Power Inspection

open access: yesHigh Voltage, EarlyView.
ABSTRACT Vision‐driven intelligent power inspection systems have long faced the challenge of scarce high‐quality datasets in specialised domains, leading to limited performance of traditional deep learning methods (e.g., Faster‐RCNN) in few‐shot learning scenarios. Recent breakthroughs in language models, particularly the open‐source DeepSeek‐R1 model,
Yangyang Zhong   +12 more
wiley   +1 more source

Research on Embodied Intelligence Technology for Electric Power Equipment Based on Large‐Scale Pre‐Trained Models

open access: yesHigh Voltage, EarlyView.
ABSTRACT With the development of electric power artificial intelligence (AI) technology, many complicated challenges emerged during application. Traditional AI algorithms work well in specialised tasks such as detection and classification. However, they are unlikely to solve general problems.
Yuanpeng Tan   +4 more
wiley   +1 more source

Classification of power facilities in substation.

open access: yes, 2021
Classification of power facilities in substation.
Sheng Li (107261)   +3 more
core   +1 more source

Insulation–Vibration Dynamics Model and Experimental Investigation of Cable Gas‐Insulated Switchgear Terminations

open access: yesHigh Voltage, EarlyView.
ABSTRACT Numerous breakdowns in cable gas‐insulated switchgear (GIS) terminations stem from inadequate insulation and interfacial stresses. However, existing diagnostic techniques, such as partial discharge detection and microwave detection, are highly susceptible to electromagnetic interference, or their diagnostic signals are often attenuated by the ...
Zeyan Zhang, Binlong Cao, Zhidong Jia
wiley   +1 more source

An Improved Method for Calculating the Radiative Cooling Heat Dissipation Power of an Oil‐Natural‐Air‐Natural Transformer

open access: yesHigh Voltage, EarlyView.
ABSTRACT Radiative cooling holds potential for outdoor transformers in operation due to its zero‐energy consumption and high adaptability and has demonstrated effective heat dissipation in simulations of small distribution transformers. Accurate calculation of the transformer temperature rise and the radiative cooling effect is crucial for practical ...
Guoqiang Gao   +7 more
wiley   +1 more source

Conductivity Analysis and Thermoelectric Behaviour of Larch Standing Trees Under Lightning Currents: Role of Moisture Distribution and Carrier Motion

open access: yesHigh Voltage, EarlyView.
ABSTRACT The direct effects of lightning strikes on forest combustibles form the foundation for predicting lightning‐induced forest fires. Accurate assessment of lightning impact is hindered by limited knowledge of the conduction characteristics of standing larch trees.
Jinru Sun   +5 more
wiley   +1 more source

A frequency-based RF partial discharge detector for low-power wireless sensing [PDF]

open access: yes, 2010
Partial discharge (PD) monitoring has been the subject of significant research in recent years, which has given rise to a range of well-established PD detection and measurement techniques, such as acoustic and RF, on which condition monitoring systems ...
Baker, P.C.   +2 more
core   +2 more sources

Research of Influence of Grid Connection of Distributed Generation on Current Protection of Distribution Network

open access: yesGong-kuang zidonghua, 2011
The paper analyzed influence of grid connection of distributed generation on traditional current protection of distribution network, used Matlab/Simulink simulation software to prove influence of different capacities and grid connected positions of ...
TIAN Shu, LIU Ying, MEI Xiao-li
doaj  

Reactive Power Compensation Scheme for Urban Rail Power Supply System Considering Main Substation Resource Sharing

open access: yesChengshi guidao jiaotong yanjiu
[Objective] The resource sharing among main substations in urban rail transit power supply system can lead to significant cost savings. In this context, it is essential to investigate reactive power compensation schemes for different phases of main ...
Liying LI   +7 more
doaj   +1 more source

Co‐Optimisation of Battery Energy Storage Systems for Voltage Regulation and Reverse Power Flow Control in PV‐Enriched Low Voltage Distribution Network

open access: yesIET Smart Energy Systems, EarlyView.
A hybrid GA–PSO framework determines the optimal placement and sizing of distributed battery energy storage systems in a PV‐enriched low voltage feeder, whereas dynamic consensus control (DCC) coordinates their operation. The integrated approach mitigates voltage rise and reverse power flow and promotes balanced utilisation of multiple storage units ...
Nirakar Nepal   +4 more
wiley   +1 more source

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