Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CP

In this study, a pulse Cathodic Protection (CP) rectifier was designed and made. The performance of the pulse rectifier was monitored and compared with a conventional system. In this regard, different values of duty cycle (73% and 50%) and frequency (50 kHz and 60 kHz) were analyzed. Results showed...

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Main Authors: Mohammad Afshari, Abdoulmajid Eslami, Mohammad Ali Golozar, Ali Fatehi, Hamid Reza Gorji, Mahdi Ahmadi, Amin Kavian, Seyed Davod Tavosi
Format: Article
Language:English
Published: KeAi Communications Co. Ltd. 2023-06-01
Series:Journal of Pipeline Science and Engineering
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S266714332300001X
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author Mohammad Afshari
Abdoulmajid Eslami
Mohammad Ali Golozar
Ali Fatehi
Hamid Reza Gorji
Mahdi Ahmadi
Amin Kavian
Seyed Davod Tavosi
author_facet Mohammad Afshari
Abdoulmajid Eslami
Mohammad Ali Golozar
Ali Fatehi
Hamid Reza Gorji
Mahdi Ahmadi
Amin Kavian
Seyed Davod Tavosi
author_sort Mohammad Afshari
collection DOAJ
description In this study, a pulse Cathodic Protection (CP) rectifier was designed and made. The performance of the pulse rectifier was monitored and compared with a conventional system. In this regard, different values of duty cycle (73% and 50%) and frequency (50 kHz and 60 kHz) were analyzed. Results showed that the AC voltage and current consumption dramatically dropped compared to the conventional rectifier. Also, the pulse CP protection potential was distributed more uniformly as a function of pulse parameters in the optimum combination of 50 kHz and 73% for frequency and duty cycle, respectively. This was explained by the changes in the electrochemical polarization resistance of the environment when utilizing the pulse CP.
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spelling doaj.art-c0176b1d114046aba221c1cb8379ebe52023-06-11T04:15:18ZengKeAi Communications Co. Ltd.Journal of Pipeline Science and Engineering2667-14332023-06-0132100109Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CPMohammad Afshari0Abdoulmajid Eslami1Mohammad Ali Golozar2Ali Fatehi3Hamid Reza Gorji4Mahdi Ahmadi5Amin Kavian6Seyed Davod Tavosi7Department of Materials Engineering, Isfahan University of Technology, Isfahan 84156-83111, Iran; Kavosh Sanat Sheikh Baha'i Company, Isfahan, IranDepartment of Materials Engineering, Isfahan University of Technology, Isfahan 84156-83111, Iran; Corresponding author.Department of Materials Engineering, Isfahan University of Technology, Isfahan 84156-83111, IranKavosh Sanat Sheikh Baha'i Company, Isfahan, IranKavosh Sanat Sheikh Baha'i Company, Isfahan, IranIsfahan Gas Company, Isfahan, IranIsfahan Gas Company, Isfahan, IranIsfahan Gas Company, Isfahan, IranIn this study, a pulse Cathodic Protection (CP) rectifier was designed and made. The performance of the pulse rectifier was monitored and compared with a conventional system. In this regard, different values of duty cycle (73% and 50%) and frequency (50 kHz and 60 kHz) were analyzed. Results showed that the AC voltage and current consumption dramatically dropped compared to the conventional rectifier. Also, the pulse CP protection potential was distributed more uniformly as a function of pulse parameters in the optimum combination of 50 kHz and 73% for frequency and duty cycle, respectively. This was explained by the changes in the electrochemical polarization resistance of the environment when utilizing the pulse CP.http://www.sciencedirect.com/science/article/pii/S266714332300001XCathodic protectionCoating disbondmentImpedancePulse rectifierSteel pipeline
spellingShingle Mohammad Afshari
Abdoulmajid Eslami
Mohammad Ali Golozar
Ali Fatehi
Hamid Reza Gorji
Mahdi Ahmadi
Amin Kavian
Seyed Davod Tavosi
Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CP
Journal of Pipeline Science and Engineering
Cathodic protection
Coating disbondment
Impedance
Pulse rectifier
Steel pipeline
title Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CP
title_full Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CP
title_fullStr Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CP
title_full_unstemmed Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CP
title_short Investigation on utilizing pulse CP in a city gas station: A comparison with conventional CP
title_sort investigation on utilizing pulse cp in a city gas station a comparison with conventional cp
topic Cathodic protection
Coating disbondment
Impedance
Pulse rectifier
Steel pipeline
url http://www.sciencedirect.com/science/article/pii/S266714332300001X
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