Results 81 to 90 of about 158,290 (272)

Study on the Impact of Additional Insulator String Fracture on the Safety Status of Transmission Lines Under Large Ice Loads

open access: yesBuildings
Transmission lines may experience significant ice loads during service, which can cause damage or even destruction to transmission tower components and transmission lines.
Sixiang Zhang   +5 more
doaj   +1 more source

Resistance Measurements and Interpretations Relating to Flashover of Artificially Contaminated Ceramic Insulator Strings

open access: yes, 2003
The flashover of insulator strings occurring at normal working voltages under contaminated/polluted conditions obviously deserves serious consideration. Though much research has been gone into pollution-induced flashover phenomena, grey areas still exist
Subba B, Reddy, GR, Nagabhushana
core  

Beyond Thermal Comfort: A Comprehensive Review of Multifunctional Personal Thermal Management Wearables

open access: yesFlexTech, EarlyView.
Regulation strategies, material platforms, and application scenarios of personal thermal management wearables. ABSTRACT Personal thermal management (PTM) has emerged as a vital frontier for protecting individual health, mitigating societal energy burdens, and combating global climate change.
Zhihan Zhang, Haiwen Luan
wiley   +1 more source

Influence of inclination angle on the pollution flashover voltage of contaminated silicone rubber

open access: yesIET Science, Measurement & Technology
V‐shaped composite insulator strings exhibit excellent resistance to pollution and wind deviation, resulting in their widespread use in transmission lines.
Hailiang Lu   +9 more
doaj   +1 more source

Research on Diagnostic Methods for Zero-Value Insulators in 110 kV Transmission Lines Based on Spatial Distribution Characteristics of Electric Fields

open access: yesEnergies
Porcelain insulators in power systems are subject to prolonged mechanical and electrical loads, as well as environmental factors such as climate variations.
Lei Zheng   +5 more
doaj   +1 more source

Analysis and design of carbon fibre clamping apparatus for replacement of insulator strings in ultra-high voltage transmission line

open access: yesThe Journal of Engineering, 2019
Aiming at the characteristics of closed fixtures such as large size, heavy weight and difficulty in high-altitude operation, this study proposed a design method to improve the clamping apparatus for replacement of insulator strings in the ultra-high ...
Bing Zhang   +6 more
doaj   +1 more source

Automatic Recognition Method of Substation Pillar Insulator Strings Based on D-S Evidence Theory

open access: yes, 2017
Insulator strings is the important equipment in power system. It is necessary to identify the insulator string for completing the cleaning task of insulator string.
Jiang Y(姜勇)   +3 more
core  

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

open access: yesFlexMat, EarlyView.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu   +3 more
wiley   +1 more source

Transfer learning based EfficientNet method for transmission line insulator flaw detection

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
Insulators play a vital role in electrical power transmission systems. Insulators are crucial components in serving to support the conductors and provide electrical insulation between the conductors and the supporting structures, such as transmission ...
Aleena Swetapadma, Anamika Yadav
doaj   +1 more source

Optimization of moisture content and application rate of hay preservative during high‐moisture alfalfa hay baling in northwestern China

open access: yesGrassland Research, EarlyView.
Abstract Background Leaf shatter during low‐moisture baling and mold proliferation under high‐moisture conditions pose major challenges in alfalfa hay production. A proprietary propionic acid‐based hay preservative product, LZP, effectively inhibits microbial reproduction in high‐moisture alfalfa bales; however, its optimal moisture thresholds and ...
Zulin Yuan   +6 more
wiley   +1 more source

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