Evaluation of the Application Effect and Improvement Method of Corrosion Monitoring Technology for Buried Thermal Insulation Pipelines [PDF]
Cailiao Baohu, 2023 In order to further clarify the cathodic protection effect of buried thermal insulation pipeline，improve the cathodic protection monitoring technology，reduce oilfield maintenance costs and ensure the safe operation of buried insulation pipeline in ...
XUE Kailin, HU Zhiqiang, LIU Lele
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Summary of Grounding Fault Finding Strategies in Substation DC System
南方能源建设, 2023 [Introduction] With the rapid development of power electronic equipment and artificial intelligence and other high-tech, DC (Direct Current) system has been popularized and applied in substations.
Yuan CHENG +4 more
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Insulation Monitoring of Dynamic Wireless Charging Network Based on BP Neural Network
World Electric Vehicle Journal, 2021 The transmission cable and power conversion device need to be buried underground for dynamic wireless charging of an expressway, so cable insulation deterioration caused by aging and corrosion may occur.
Feng Wen +7 more
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Operando Monitoring the Insulator–Metal Transition of LiCoO 2 [PDF]
ACS Applied Materials & Interfaces, 2021 LiCoO2 (LCO) is one of the most-widely used cathode active materials for Li-ion batteries. Even though the material undergoes an electronic two-phase transition upon Li-ion cell charging, LCO exhibits competitive performance in terms of rate capability.
Eibar Flores +3 more
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Study on Selective Insulation On-line Monitoring Technology for Mine Power Network [PDF]
E3S Web of Conferences, 2023 In this paper, by studying the change rule of zero sequence voltage when single-phase leakage occurs, the detection method of insulation decline of mine cables is studied, especially the additional low-frequency signal sampling technology of power cables.
Lia Zhong-Kui, Wang Le-Jun
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Laboratory stand for development of method and system for continuous non-contact non-destructive testing of technical condition of insulation equipment [PDF]
Омский научный вестник, 2021 Measurement of partial discharges (PD) is a generally accepted method of diagnosing the insulation of electrical equipment worldwide. Today, the trend is to move from conventional offline testing to online monitoring to predict the service life of ...
T. G. Galieva +3 more
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Sensors, 2020 Electromagnetic coils are a key component in a variety of systems and are widely used in many industries. Because their insulation usually fails suddenly and can have catastrophic effects, degradation monitoring of coil insulation systems plays a vital ...
Kai Wang +3 more
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Energies, 2021 The internal pressure of a vacuum interrupter (VI) is increased by arc heat, ceramic cracking, gas leakage, and manufacturing defects. Accordingly, the dielectric strength of VI rapidly decreases.
Seungmin Bang +2 more
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A new method of high-voltage cable insulation monitoring in coal mine
矿业科学学报, 2017 In order to ensure the safe operation of the mine power grid, reduce cable ground accidents, and solve the problems of real-time monitoring of the insulation of coal mine power cables, a new method of cable insulation "quasi real-time monitoring" is ...
Wang Yanwen +4 more
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Spatial confinement effects of bubbles produced by laser ablation in liquids
AIP Advances, 2019 The paper deals with the influence of the spatial confinement on the evolution of laser bubbles and shock waves by means of the shadowgraphy technique.
Zhi Zhang +6 more
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