Results 21 to 30 of about 1,494,827 (292)

Grid Grounding Calculations for a 132-KV Substation Using Soil Backfilling

open access: yesIEEE Access, 2019
Safe and reliable grid design is complicated by the compact design of gas insulated substations (GIS). This paper discusses the complete grounding design procedure for a 132-KV substation in the city of Al Kharj based on the IEEE-80 specifications and ...
Saeed Alyami
doaj   +1 more source

Harmonic Current Distribution in Grounding Systems of Cabled Medium Voltage Grids during Single-Pole Ground Fault

open access: yesEnergies, 2021
The design of every power supply system must guarantee the safety for human life even in the event of a fault. Due to the system change in the electrical power supply, the fault current contains more and more unknown shares of current harmonics ...
Benjamin Küchler   +2 more
doaj   +1 more source

STUDI PERENCANAAN SISTEM DISTRIBUSI AIR BERSIH PADA GEDUNG DITRESKRIMSUS KEPOLISIAN DAERAH JAWA TIMUR [PDF]

open access: yes, 2023
The plumbing system is an inseparable part of a high-rise building. The plumbing system is used for various purposes such as providing clean water and distributing sewage and waste water.
Adjie, M. Aziz Krisna
core  

Characteristics of Two Ground Grid Potentials After a Triggered Lightning Stroke

open access: yesIEEE Access, 2020
It has been determined that the discharge of lightning current to ground through grounding grid results in high potential at the grounding grid and other nearby grounding grids, which is very destructive.
Xu Yan   +5 more
doaj   +1 more source

RELATIVE SEA LEVEL CHANGE ALONG THE BLACK SEA COAST FROM TIDE-GAUGE OBSERVATIONS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Potential sea level rise poses a significant threat to low-lying areas. Considering present and future of coastal areas, scientific study of sea level rise is an essential for adapting to sea level extremes.
N. B. Avsar, S. H. Kutoglu
doaj   +1 more source

Effective p-wave interaction and topological superfluids in s-wave quantum gases [PDF]

open access: yes, 2016
P-wave interaction in cold atoms may give rise to exotic topological superfluids. However, the realization of p-wave interaction in cold atom system is experimentally challenging.
Guo, Guangcan   +4 more
core   +2 more sources

Consistency in Ground Potential Rise Estimation Utilizing Fall of Potential Method Data

open access: yesIEEE Transactions on Power Delivery, 2005
Analyzing fall of potential (FOP) test data from a grounding system current injection test is the prevalent method used to determine ground potential rise (GPR). Achievable tolerance in analyzing near ideal FOP results using recognized and alternative methods were assessed previously, whereas this paper investigates distortions by buried metallic ...
Woodhouse, Darren J.   +1 more
openaire   +2 more sources

Non-abelian anyons from degenerate Landau levels of ultracold atoms in artificial gauge potentials

open access: yes, 2010
We show that non-abelian potentials acting on ultracold gases with two hyperfine levels can give rise to ground states with non-abelian excitations. We consider a realistic gauge potential for which the Landau levels can be exactly determined: the non ...
Burrello, Michele, Trombettoni, Andrea
core   +1 more source

Exact density-functional potentials for time-dependent quasiparticles

open access: yes, 2012
We calculate the exact Kohn-Sham potential that describes, within time-dependent density-functional theory, the propagation of an electron quasiparticle wavepacket of non-zero crystal momentum added to a ground-state model semiconductor. The potential is
Godby, R. W., Ramsden, J. D.
core   +1 more source

Stripe-ordered superfluid and supersolid phases in attractive Hofstadter-Hubbard model

open access: yes, 2015
We use microscopic Bogoliubov-de Gennes formalism to explore the ground-state phase diagram of the single-band attractive Hofstadter-Hubbard model on a square lattice.
Iskin, M.
core   +2 more sources

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