Results 11 to 20 of about 5,027 (160)

Interference monitoring and influence rule of HVDC grounding electrode to buried pipelines

You-qi chuyun, 2021
In order to understand the influence rule of the grounding electrode of HVDC transmission engineering on the stray current of buried pipeline, the remote potential monitoring system was equipped for 12 pipelines near the 17 grounding electrodes of HVDC ...
Qinglin GU, Yongtao JIANG, Guofei CAO, Caigang GE, Jiangqiang DING, Rongzhao GAO, Linran XIU, Yingying SONG   +7 more
doaj   +1 more source

Simulation Study on Lightning Impulse Characteristics of Flexible Graphite Composite Grounding Materials Applied to Grounding Grid of Power System

Frontiers in Energy Research, 2022
The flexible graphite composite grounding electrode is a non-metallic grounding electrode with good electrical conductivity, corrosion resistance and non-ferromagnetic properties.
Yuanchao Hu, Tao Huang, Yunzhu An, Jianyuan Feng, Meng Cheng, Hongping Xie, Wentao Shen, Changqing Du   +7 more
doaj   +1 more source

Influence of lightning current surge shape and peak value on grounding parameters [PDF]

Bulletin of the Polish Academy of Sciences: Technical Sciences, 2021
Groundings are necessary parts included in lightning and shock protection. In the case of a surge current, high current phenomena are observed inside the grounding. They are result of the electrical discharges around the electrode when the critical field
Artur Łukaszewski, Łukasz Nogal
doaj   +1 more source

Common-Mode Voltage Reduction in Capacitive Sensing of Biosignal Using Capacitive Grounding and DRL Electrode

Sensors, 2021
A capacitive measurement of the biosignals is a very comfortable and unobtrusive way suitable for long-term and wearable monitoring of health conditions. This type of sensing is very susceptible to noise from the surroundings.
Tadeas Bednar, Branko Babusiak, Michal Labuda, Milan Smetana, Stefan Borik   +4 more
doaj   +1 more source

Influence of the Ground Electrode on the Dynamics of Electrowetting

Micromachines, 2023
The ability to manipulate a liquid meniscus using electrowetting has many applications. In any electrowetting design, at least two electrodes are required: one forms the field to change the contact angle and the other functions as a ground electrode.
Iftekhar Khan, Stefania Castelletto, Gary Rosengarten   +2 more
openaire   +3 more sources

Calculation of ground potential and magnetic bias current of power grid near the grounding electrode of Chen’an Village

Zhejiang dianli, 2022
In view of the high operating current of ±800 kV UHVDC， the influence of earth current at the grounding electrode on the magnetic bias of transformers and the treatment has become a research topic.
HU Jingen, CHEN Wenqiang, WEI Huabing, ZHU Guichi, YAO Hui   +4 more
doaj   +1 more source

Research on Earth Resistivity Measuring and Modeling of HVDC Deep-Well Grounding Electrode Sites

IEEE Access, 2020
HVDC Deep-well grounding electrode covers a small area, which effectively alleviates the problem of difficulty in selecting the site of grounding electrode.
Maoheng Jing, Xishan Wen, Hansheng Cai, Yun Teng, Shangmao Hu, Yi Zhang, Lei Lan, Hailiang Lu   +7 more
doaj   +1 more source

The Current Releasing Characteristics of DC Vertical Earthing Electrode Forming an Elliptical Ring

Zhongguo dianli, 2021
The vertical DC grounding electrode forming an elliptical ring occupies a relative small land and has strong topography adaptability, which makes it worth to be widely applied.
Yang CHEN
doaj   +1 more source

Research on Channel Characteristics and Electrode Electrical Performance of Earth Current Field Information Transmission Technology

Sensors, 2023
Starting from the need for emergency rescue information transmission in tunnel engineering accidents, this article focuses on researching and solving the technical problems of information transmission between rescue personnel and trapped personnel after ...
Jingang He, Zhong Su, Zhan Xu, Zhe Kuang, Xiaowen Wen, Xin Zhou   +5 more
doaj   +1 more source

Impulse Efficiency of Ground Electrodes [PDF]

IEEE Transactions on Power Delivery, 2009
The lightning current waveform has a major influence on the dynamic performance of ground electrodes. While high lightning current intensity improves the dynamic grounding performance due to ionization of the soil, very fast fronted pulses might worsen the performance in case of inductive behavior.
openaire   +1 more source