Results 61 to 70 of about 18,552 (205)

A Simple Procedure to Obtain the Grounding Resistance Measurement of Very Large and Urban Electrodes by a Modified Fall-of-Potential Method

open access: yesApplied Sciences
The measurement of the grounding resistance of grounding grids in large installations as well as grounding electrodes in urban areas is addressed in this article. The resistance value is obtained using a three-pin array by measuring the fall-of-potential
Jorge Moreno   +5 more
doaj   +1 more source

A new grounding model for complex soil environments [PDF]

open access: yesE3S Web of Conferences, 2019
The purpose of arranging the grounding electrode is to discharge large currents, such as fault current and ensure the transmission line operate safely.
Pan Chong   +5 more
doaj   +1 more source

The utility of the nitric oxide electrochemical sensor in biomedical research [PDF]

open access: yes, 2003
In recent years World Precision Instruments Inc. (WPI) produced for commercial use a selective and sensitive electrochemical sensor for the detection of the important biological free radical nitric oxide (NO).
Clark, JB, Hurst, RD
core   +2 more sources

The measurement method of tower grounding resistance with shorter measuring wire based on green's theorem

open access: yesIET Generation, Transmission & Distribution, 2021
The Tower grounding grids are important power facilities for transmission line grounding protection. The accurate measurement of grounding resistance provides data support for the safe operation of the grounding grids.
Zhanlong Zhang   +5 more
doaj   +1 more source

Study on the Between the Grounding Resistance and Grounding Electrode using Mesh Grounding Electrodes and a Shielding Panel

open access: yesThe Journal of Korea Navigation Institute, 2015
In this paper, the electric potential of electrode surface is investigated by assuming them as two dimensional sets of point current sources. And, the simulated water tank is manufactured as a reduced scale of the earth. Henceforth, the adequate model electrode for test is decided to decrease experimental errors relevant to the limitation of the size ...
Chung-sik Leeg   +2 more
openaire   +2 more sources

Sub-electron Charge Relaxation via 2D Hopping Conductors

open access: yes, 2006
We have extended Monte Carlo simulations of hopping transport in completely disordered 2D conductors to the process of external charge relaxation. In this situation, a conductor of area $L \times W$ shunts an external capacitor $C$ with initial charge ...
Adkins C J   +22 more
core   +1 more source

Developing vanadium redox flow technology on a 9-kW 26-kWh industrial scale test facility: Design review and early experiments [PDF]

open access: yes, 2018
Redox Flow Batteries (RFBs) have a strong potential for future stationary storage, in view of the rapid expansion of renewable energy sources and smart grids.
Alotto, Piergiorgio   +3 more
core   +1 more source

Design of an electrochemical micromachining machine [PDF]

open access: yes, 2014
Electrochemical micromachining (μECM) is a non-conventional machining process based on the phenomenon of electrolysis. μECM became an attractive area of research due to the fact that this process does not create any defective layer after machining and ...
A Muetze   +40 more
core   +1 more source

High Voltage in Noble Liquids for High Energy Physics

open access: yes, 2014
A workshop was held at Fermilab November 8-9, 2013 to discuss the challenges of using high voltage in noble liquids. The participants spanned the fields of neutrino, dark matter, and electric dipole moment physics.
A Tomas   +15 more
core   +1 more source

Tower impulse grounding resistance measurement based on multiple frequency impedance

open access: yesIET Generation, Transmission & Distribution, 2023
Tower impulse grounding resistance is important for judging the lightning protection performance of transmission lines. Therefore, it is significant to accurately measure the tower impulse grounding resistance. Existing measurement methods mainly contain
Yihua Dan   +5 more
doaj   +1 more source

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