Results 11 to 20 of about 2,834 (263)

Fault Indicators of Partial Discharges in Medium-Voltage Systems

open access: yesAdvances in Electrical and Electronic Engineering, 2013
The safety and reliability of the electricity system, these are the two basic keywords present in the energy sector. One of the ways to improve the overall security of the electricity system is to reduce the failure rate of transmission lines.
Stefan Hamacek, Stanislav Misak
doaj   +1 more source

Possible electrochemical corrosion of rails on a railway track electrified with direct current [PDF]

open access: yesPrzegląd Komunikacyjny, 2021
: The article describes the construction of a railway line electrified with direct current. Attention is paid to the isolation of the elements leading to the traction current in the supply and return network, and to the difference in significance of ...
Józef Dąbrowski
doaj   +1 more source

Stray Currents in Livestock Farming: Electrical Diagnosis in Farms

open access: yesAgriculture, 2023
For several years, farmers have been questioning the effects of electromagnetic fields and stray electrical currents on the health of their animals. Observing changes in behavior or a decline in livestock productivity, farmers suspect that electrical ...
Quentin Lagarde   +4 more
doaj   +1 more source

Influence of AC Stray Current on Cathodic Disbondment of Epoxy Coatings

open access: yesInternational Journal of Electrochemical Science, 2021
In this paper, the influence of alternating stray current (AC) on the anti-cathode disbonding performance of FBE anti-corrosion layers was studied by an electrochemical method using a high temperature simulation experiment.
Qingmiao Ding   +4 more
doaj   +1 more source

Detection system of stray currents in coal mine based on magnetoresistance effects

open access: yesGong-kuang zidonghua, 2014
In view of problem that stray currents generate serious threat to safety production of coal mine, the paper proposed detection system of stray currents in coal mine based on magnetoresistance effects.
LIANG Zhiyong   +4 more
doaj   +1 more source

Effect of DC Currents and Strain on Corrosion of X80 Steel in a Near-Neutral Environment

open access: yesMetals, 2021
The corrosion behavior of X80 steel in a near-neutral soil-simulated solution under various DC stray currents and applied strains was investigated using electrochemical measurements (open circuit potential, linear polarization, and electrochemical ...
Zeyu Ma   +3 more
doaj   +1 more source

Research on Temperature Drift Compensation Algorithms of Hall Current Sensor

open access: yesIEEE Access
Hall-effect current sensors are widely applied in industrial and power electronic systems, but their accuracy is limited by temperature drift, which induces offset shifts and sensitivity variations.
Zeyang Tang   +6 more
doaj   +1 more source

Corrosion of Buried Pipelines by Stray Current in Electrified Railways: Mechanism, Influencing Factors, and Protection

open access: yesApplied Sciences
Metal pipes are often interfered with by currents of irregular frequency and wavelength. This is called stray current interference. The corrosion of metal pipes caused by stray current interference is one of the many factors contributing to their ...
Haiming Liang   +6 more
doaj   +1 more source

Assessing the Impact of AC, DC, and Hybrid AC/DC Stray Currents on Cathodic Protection Efficiency

open access: yesZaštita Materijala
Ensuring the efficiency of cathodic protection (CP) is critical for maintaining the integrity of buried pipelines. Stray currents, particularly those originating from high-voltage power lines, can interfere with CP systems, leading to accelerated ...
Ahlem Chahinez Kadri   +3 more
doaj   +1 more source

Protection of Bridges Against Stray Current Corrosion

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2015
A case study of Siennicki Bridge stray current corrosion hazard is presented. A corrosion risk was caused by incorrectly designed tram line traction which goes over the bridge.
Krzysztof Zakowski   +2 more
doaj   +1 more source

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