Object

Title: Polarization phenomenon in underground pipeline generated by stochastic stray currents from D.C. traction

Abstract:

D.C electrified traction systems are a potential source of stray currents. The important problem, technically, is to evaluate the harmful effects (electrolytic corrosion) that an electrified railway has on nearby earth–return circuits (e.g. pipelines). This phenomenon is stochastic and may aggravate electrochemical corrosion in different places depending on the position of the vehicle, the load current, soil parameters, etc. The electric circuit approach, based on the complete field method of solution of the transmission–line problem (the earth–return circuit theory), to model stray currents interference on extended structures is presented. The electrode kinetics (polarization phenomenon) is taken into account in the model developed. Random algorithm allows to explore the phenomenon of polarization for different cases, which allows for generalization of the conclusions regarding the risk of corrosion in the studied systems.

Publisher:

Publishing House of Poznan University of Technology

Identifier:

oai:repozytorium.put.poznan.pl:440613

ISBN/ISSN:

1897-0737

DOI:

10.21008/j.1897-0737.2017.89.0010

Language:

pol ; eng

Relation:

Strona czasopisma Politechnika Poznańska Wydział Elektryczny i Instytut Elektrotechniki i Elektroniki Przemysłowej

Rights Management:

Politechnika Poznańska

Format:

pp. 111-122

Rights:

wszystkie prawa zastrzeżone

Access rights:

dla wszystkich w zakresie dozwolonego użytku

Rights holder:

Politechnika Poznańska

Digital object format:

application/pdf

Object collections:

Last modified:

Jun 7, 2018

In our library since:

May 11, 2018

Number of object content hits:

51

Number of object content views in PDF format

39

All available object's versions:

http://repozytorium.put.poznan.pl/publication/532613

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