Results 11 to 20 of about 743,825 (230)

Advances and Challenges of Corrosion and Topology Detection of Grounding Grid

open access: yesApplied Sciences, 2019
The grounding device plays performs the role of releasing a lightning current and a fault current in the power system, and the corrosion of the conductor will cause damage to the grounding body, which threatens the safe operation of the power system. The
Zhihong Fu   +5 more
doaj   +3 more sources

Using a desktop grid to support simulation modelling [PDF]

open access: yes, 2006
Simulation is characterized by the need to run multiple sets of computationally intensive experiments. We argue that Grid computing can reduce the overall execution time of such experiments by tapping into the typically underutilized network of ...
Mustafee, N, Taylor, S J E
core   +7 more sources

Comparison of Grounding Grid Parameters Between Copper and Galvanized Flat Steel [PDF]

open access: yesE3S Web of Conferences, 2021
In the intelligent substation, the shell of the secondary equipment is connected to the ground grid locally. When the short circuit fault current is injected into the grounding grid to cause the ground potential rise, the potential difference between the
Yu Yue   +5 more
doaj   +1 more source

Research on Magnetically Coupled Resonant Detection Method for Breakpoint of Four Mesh Grounding Grid

open access: yesCES Transactions on Electrical Machines and Systems, 2023
Magnetically coupled resonant technology is a novel method for solving the breakpoint locating of power grounding grid. But the method can only detect breakpoints of a single mesh grounding grid at present.
Weihua Chen   +3 more
doaj   +1 more source

Configuration Detection of Grounding Grid: Static Electric Field Based Nondestructive Technique

open access: yesIEEE Access, 2021
Grounding grid configuration which, is key to its fault diagnosis, changes continuously with the extension in a substation. Furthermore, older substations grounding grid configurations are unknown.
Aamir Qamar   +4 more
doaj   +1 more source

Assessing Grounding Grid Robustness Through Analysis of Static Fields

open access: yesIEEE Access, 2023
Assessing the condition of a grounding grid is key to ensuring the safety of a substation and the personnel working in its vicinity. This paper analyzes the static fields of a grounding grid to evaluate its robustness.
Aamir Qamar   +6 more
doaj   +1 more source

Research Advances of Soil Corrosion of Grounding Grids

open access: yesMicromachines, 2021
A grounding grid plays the role of discharging current and balancing voltage to ensure the safety of the power system. However, soil corrosion can damage the grounding grid, which then can endanger the safe operation of power system.
Cheng Zhang   +5 more
doaj   +1 more source

Research on stray current characteristics of auxiliary grounding grid of incoming line tower of mine substatio

open access: yesGong-kuang zidonghua, 2020
In view of problems of limited terrain, short effective dispersion length, and low resistance reduction efficiency in the extensional resistance reduction of the grounding grid of incoming line section of mine substation, a resistance reduction method ...
XIE Hongping   +5 more
doaj   +1 more source

A New Grounding Resistance Reduction Method for Wind Turbines by Grounding Grid Connection in Limited Areas

open access: yesFrontiers in Energy Research, 2022
Restricted by cultivated land vegetation, road construction, and land acquisition compensation costs, the grounding electrode extension method is not applicable for grounding resistance reduction of some wind turbines in limited areas.
Yuanchao Hu   +8 more
doaj   +1 more source

Orientation Detection of Unequally Spaced Complexed Grounding Grids using Transient Electromagnetic Method

open access: yesSukkur IBA Journal of Emerging Technologies, 2021
Configuration of Grounding Grid is required for all currently proposed Fault Diagnosing methods of Grounding Grid if the configuration is unknown then Grounding Grid Configuration detection techniques are applied and all of these latest techniques ...
Usman Zia Saleem   +3 more
doaj   +1 more source

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