1-20 of 20
Keywords: power line
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the CORROSION 2019, March 24–28, 2019
Paper Number: NACE-2019-13037
... ABSTRACT When a paralleling power line or pipeline route has been committed to close to an existing utility, the induced AC (IAC) mitigation engineer may be severely limited in the techniques available to adequately ground the pipeline(s) where required. Such was the case on a recently...
Proceedings Papers

Paper presented at the CORROSION 2018, April 15–19, 2018
Paper Number: NACE-2018-10913
... ABSTRACT The main purpose of this joint industrial R&D project was to perform detailed field measurements on selected pipeline segments in close vicinity to a High Voltage Direct Current (HVDC) transmission line during planned staged fault tests on the power line. Induced voltages...
Proceedings Papers

Paper presented at the CORROSION 2018, April 15–19, 2018
Paper Number: NACE-2018-11004
... ABSTRACT Studies of Alternating Current (AC) interference on pipelines from nearby power lines usually consider the fundamental (50Hz or 60Hz) frequency of the power line currents. However, these currents can also contain considerable harmonics of the fundamental AC frequency. Measurements...
Proceedings Papers

Paper presented at the CORROSION 2017, March 26–30, 2017
Paper Number: NACE-2017-9174
... ABSTRACT This paper details a comprehensive AC interference analysis and implementation of an extensive AC corrosion mitigation and monitoring system for a 100-mile (328 kilometer) portion of a regulated pipeline. The pipeline is collocated with multiple high voltage overhead AC power lines...
Proceedings Papers

Paper presented at the CORROSION 2015, March 15–19, 2015
Paper Number: NACE-2015-5437
... available to address acceptance gaps. In addition, real world data from a case study of trial deployments in well head applications is being collected for future presentation. knowledge management iccp application power line converter texas 77084 transformer consideration iccp rectifier power...
Proceedings Papers

Paper presented at the CORROSION 2013, March 17–21, 2013
Paper Number: NACE-2013-2424
... ABSTRACT AC interference on pipelines caused by nearby HVAC power lines can lead to electric shock hazard and AC corrosion. It threatens the safety of pipe operators as well as pipelines. The pipeline from Jiaozhou to Jiaoxi is close to many HVAC power lines and suffers serious AC interference...
Proceedings Papers

Paper presented at the CORROSION 2012, March 11–15, 2012
Paper Number: NACE-2012-1664
... power lines by electromagnetic induction, and resistive coupling effects. Situations can be studied under normal operational conditions as well as for the occurrence of fault currents. Most available computer programs limit the modeling capabilities to parallel or near parallel geometries. In addition...
Proceedings Papers

Paper presented at the CORROSION 2010, March 14–18, 2010
Paper Number: NACE-10105
... were predicted during a power line to ground fault. The AC mitigation and cathodic protection designs were closely coordinated with operations personnel to assure systems that were maintenance-friendly. Corrosion control commissioning included a multi-channel AC and DC close interval potential survey...
Proceedings Papers

Paper presented at the CORROSION 2010, March 14–18, 2010
Paper Number: NACE-10058
... occurs has been studied by companies who service the power industry, and the results of their studies can be found on weather related mapping they have produced 1 . Power companies need this information on a real time basis due to the number of detrimental strikes resulting in power line failures...
Proceedings Papers

Paper presented at the CORROSION 2005, April 3–7, 2005
Paper Number: NACE-05623
... ABSTRACT The electricity transmission, gas transmission, and railway industries have developed various methods for the calculation of voltages induced in infrastructure following power line corridors. These tools are typically based on simplified topologies and assumptions that make...
Proceedings Papers

Paper presented at the CORROSION 2004, March 28–April 1, 2004
Paper Number: NACE-04212
... to avoid the complications of Maxwell?s equations for obtaining results in many applications [2-4]. In power line - pipeline interference transmission line theory was adopted by Dawalibi and Southey [5], Taflove and Dabkowski [6] for the calculations of the voltage and currents that can be experienced...
Proceedings Papers

Paper presented at the CORROSION 2003, March 16–20, 2003
Paper Number: NACE-03708
... is available and was used recently to model an onshore pipeline and power line right-of-way configuration using various appropriate ac load cases. Several high voltage ac transmission lines were located close to the pipeline of interest. A site CP and soil survey was carried out in order to obtain essential...
Proceedings Papers

Paper presented at the CORROSION 2003, March 16–20, 2003
Paper Number: NACE-03703
...METHODOLOGIES FOR AC MITIGATION J. Dabkowski Electro Sciences, Inc. P.O. Box 1438 Crystal Lake, IL 60039 ABSTRACT Buried pipelines collocated with overhead power lines are subject to the influence of electromagnetic interference. Inductively coupled interference is present for both normal...
Proceedings Papers

Paper presented at the CORROSION 2001, March 11–16, 2001
Paper Number: NACE-01604
... to protect the pipeline coating from damage during fault conditions. Fault conditions will be the subject of a subsequent paper. INTRODUCTION An extensive body of literature exists on the subject of voltages transferred to pipelines from parallel electrical power lines and various methods of estimating...
Proceedings Papers

Paper presented at the CORROSION 2001, March 11–16, 2001
Paper Number: NACE-01597
... ABSTRACT Optimum placement of a pipeline on a power line right-of-way to reduce electromagnetic coupling effects is discussed. Grounding methodologies for reducing induced voltages on the pipeline for steady state and fault current coupling are presented. For clarity, the fault current...
Proceedings Papers

Paper presented at the CORROSION 2000, March 26–31, 2000
Paper Number: NACE-00752
... ABSTRACT The mechanisms of electromagnetic interference between a power line and a neighboring pipeline using electromagnetic fieM theory are discussed based on a simple right-of-way scenario. First, the field theory approach is used to model the complete conductor network under consideration...
Proceedings Papers

Paper presented at the CORROSION 2000, March 26–31, 2000
Paper Number: NACE-00748
... ABSTRACT As utility corridors become more common, the influence of high voltage power lines on nearby metallic structures become of great safety" concern due to the induced AC current, fault current and Iightning. Safety standards have been developed by NACE International (National...
Proceedings Papers

Paper presented at the CORROSION 98, March 22–27, 1998
Paper Number: NACE-98561
... ABSTRACT An overview of the magnetic field coupling mechanisms from overhead electric power lines collocated with buried pipelines is presented. Such coupling results in ac voltages and currents being induced unto the pipeline. Inductive coupling during normal...
Proceedings Papers

Paper presented at the CORROSION 98, March 22–27, 1998
Paper Number: NACE-98564
... ABSTRACT AC interference from high voltage power lines can constitute an electric shock hazard and a threat to equipment integrity during both normal operation conditions and fault conditions. Simplified analysis methods can lead to millions of dollars...
Proceedings Papers

Paper presented at the CORROSION 96, March 24–29, 1996
Paper Number: NACE-96191
... (steady state condition), voltages will be induced onto the pipeline at locations where the physical geometry between the power line and pipeline changes, i.e., a discontinuity. For example, a voltage peak is produced when the pipeline approaches or recedes from the power line, changes distance...

Product(s) added to cart

Close Modal