Citations with the tag: CATHODIC protection

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  • Protecting pipelines from corrosion in sub-zero environments.
     // Paintindia; Nov2014, Vol. 64 Issue 11, p105 

    The article offers information on cathodic protection, which refers to an approach to protect buried infrastructure such as oil and gas transmission pipelines.

  • Sophisticated monitoring used in pipelines, processing.
    Puyear, Robert B. // Pipeline & Gas Journal; Mar98, Vol. 225 Issue 3, p22 

    Focuses on the technologies developed in the monitoring of corrosion in oil and gas pipelines. Importance of monitoring and risk-based inspection in oil and gas processing operations; Features of cathode protection technology; Problems commonly encountered in corrosion control monitoring;...

  • Remote monitoring technology comes of age for pipelines.
    Villalobos, Jose L. // Pipeline & Gas Journal; Mar98, Vol. 225 Issue 3, p32 

    Focuses on the development remote monitoring technology for cathodic protection (CP) of oil and gas pipelines in the United States. Features of cathodic protection technology; Details of how the CP controls the corrosion process in pipelines; Description of remote monitoring technology; Costs...

  • Pipeline coatings disbondments require quick detection.
    Coates, Alan C. // Pipeline & Gas Journal; Mar95, Vol. 222 Issue 3, p18 

    Focuses on the importance of early detection of pipeline coating disbondment in cathodically protected pipelines. Serious pipeline stress corrosion cracking; Detection methods; Consequences of coating disbondement.

  • Protecting pipelines from corrosion in sub-zero environments.
    Coates, Alan C. // Paintindia; Nov2013, Vol. 63 Issue 11, p114 

    The article provides an overview of cathodic protection which is the method of protecting underground oil and gas transmission pipelines including attaching sacrificial anodes to a pipeline's coated steel so that corrosive currents exit through the anodes instead to the steel.

  • What's new in cathodic protection & corrosion control.
    Coates, Alan C. // Pipeline & Gas Journal; Mar94, Vol. 221 Issue 3, p54 

    Presents equipment and supplies for cathodic protection and corrosion control in pipelines. Includes insulated joints from Tube Turns; Corrosion-resistant actuator from Rotork; Pipeline coating system from Polyken Technologies.

  • Advanced technology needed to properly monitor CP systems.
    Degerstedt, Ross M.; Kennelley, Kevin J. // Pipeline & Gas Journal; Mar96, Vol. 223 Issue 3, p54 

    Focuses on the design of cathodic protection (CP) systems for gas-pipes. Prediction of the performance of CP systems; Computer-based modeling techniques; Stages of CP design evolution.

  • Electrical isolation method improves cathodic protection.
    Tachick, Henry N. // Pipeline & Gas Journal; Dec95, Vol. 222 Issue 12, p47 

    Discusses the standard method of cathodically protecting a pipeline through electronic isolation. Conflicting set of requirements in protecting equipment; Requirements of the National Electric Code and the National Electrical Safety Code; The DC Isolator/AC Coupler as a polarization cell...

  • Cathodic Protection Services buys Pipeline Integrity Management.
    Tachick, Henry N. // Pipeline & Gas Journal; Apr95, Vol. 222 Issue 4, p8 

    Reports on Houston, Tex.-based Cathodic Protection Services Co.'s acquisition of the Pipeline Integrity Management division of Enterra Corp.'s Pipeline Induction Heating Limited. Results of the purchase.

  • NACE experts mull uses of cathodic protection.
    Tachick, Henry N. // Pipeline & Gas Journal; Mar98, Vol. 225 Issue 3, p37 

    Presents a roundtable discussion by six members of the National Association of Corrosion Engineers International on the prospects for the development of cathode protection (CP) methods in the maintenance of oil and gas pipelines. Deterioration by CP currents of pipeline coating schemes;...

  • TECHNICAL NOTE: electrochemical generation of perchlorate IN MUNICIPAL DRINKING WATER SYSTEMS.
    Jackson, Andrew; Arunagiri, Sangeetha; Tock, Richard; Anderson, Todd; Rainwater, Ken // Journal: American Water Works Association; Jul2004, Vol. 96 Issue 7, p103 

    This article documents the first known in situ electrochemical production of perchlorate within a public water distribution system. In this detailed incident, perchlorate (CIO4--) was detected in the distribution system of Levelland, Texas, and was eventually isolated to one elevated storage...

  • Determining The Effects On Pipelines Built In Electric Transmission ROW.
    Allen, Robert F. // Pipeline & Gas Journal; Feb2001, Vol. 228 Issue 2, p38 

    Focuses on the effect of building pipelines in an electric transmission right-of-way (ROW). Measures taken to lessen the electrical interference on aboveground and buried structures; Procedures in monitoring and testing of the cathodic protection system; Methods used in recording alternative...

  • PowerMag 1000: A Green Solution For Cathodic Protection.
    Allen, Robert F. // Underground Construction; May2010, Vol. 65 Issue 5, p51 

    The article evaluates the cathodic protection controller PowerMag1000 system from Farwest Corrosion Control Co.

  • Texas causeway invites cathodic protection.
    Allen, Robert F. // Concrete Products; Dec2002, Vol. 105 Issue 12, pPC6 

    Focuses on the contract awarded to Corrpro Cos. Inc. to supply thermally sprayed coating for cathodic protection of the San Luis Pass Bridge in Galveston County, Texas. Application of aluminum alloy to prestressed beams and concrete bent caps; Inclusion of a cathodic protection system to...

  • Hong Kong container dock sees its concrete restored.
    Allen, Robert F. // ENR: Engineering News-Record; 10/25/93, Vol. 231 Issue 17, p20 

    Reports on repairs of salt-damaged concrete of Hong Kong's container terminal by Freyssinet Hong Kong Ltd. Use of cathodic protection; Check on concrete's integrity; Identification of locations needing repair; Monitoring of internal behavior of rebars.

  • NEW PRODUCTS.
    Allen, Robert F. // Pipeline & Gas Journal; Aug2002, Vol. 229 Issue 8, p71 

    Presents products for the petroleum industry. Maptech's Terrain Navigator Pro for instant navigation from a U.S. Geological Survey topographic map to an aerial photo; Honeywell's Industry Solutions' Production Scheduler software application; Wireless remote monitoring system for the cathodic...

  • Cathodic Arc Now Coats Large Substrates.
    Comello, Vic // R&D Magazine; Aug99, Vol. 41 Issue 9, p107 

    Provides information on cathodic arc deposition for wear-resistant and metallic thinfilm applications. Features of the cathodic arc; Limitations; Advantages and disadvantages of the apparatus.

  • Is Your Pipeline Coating 'Fail Safe'?
    Norsworthy, Richard // Pipeline & Gas Journal; Oct2006, Vol. 233 Issue 10, p62 

    The article discusses the significance of selecting a "fail-safe" pipeline coating system in gas industry in the U.S. This highlights on the importance of ensuring that a pipeline coating bears a "fail-safe" characteristics. The author regards that a "fail-safe" coating system enables cathodic...

  • FBE Found Effective After 30 Years Of Service.
    Fore, Toby // Pipeline & Gas Journal; Oct2006, Vol. 233 Issue 10, p64 

    The article presents the evaluation on the coating performance of fusion bonded epoxy (FBE)-coated pipeline segments installed for more than 30 years in Houma, Louisiana. The inspection, which was conducted to secure risk in the pipeline, discloses that the two FBE-coated pipeline assures the...

  • Smart system.
    Fore, Toby // Roads & Bridges; Jun2008, Vol. 46 Issue 6, p71 

    The article features the use of LifeJacket Cathodic Protection System by Electro Tech CP.

  • Schiehallion floater given 20-year external protection.
    Fore, Toby // Offshore; Aug97, Vol. 57 Issue 8, p166 

    Describes the use of Jotun Paints' coating and cathodic protection systems for the newbuild floating production, storage and offloading unit (FPSO) for British Petroleum's (BP) Schiehallion Field. Processing of 142,000 b/d of oil; Selection of protective systems following a 20-year life cycle...

  • GSM TABANLI KATODÄ°K KORUMA SCADA SÄ°STEMÄ°.
    ONAT, Mustafa; ÇETİN, M. Sinan // Journal of the Faculty of Engineering & Architecture of Gazi Uni; Sep2008, Vol. 23 Issue 3, p585 

    Monitoring cathodic protections of steel and pre-stressed concrete cylinder pipes used in water supplies is realized by a GSM and microprocessor based SCADA system. Instead of using manual methods, automatically measuring the cathodic protection parameters such as system potential, pipe ground...

  • Erratum to: Measurement and Modeling of Hydrogen Environment-Assisted Cracking in Monel K-500.
    Gangloff, Richard; Ha, Hung; Burns, James; Scully, John // Metallurgical & Materials Transactions. Part A; Sep2014, Vol. 45 Issue 10, p4724 

    A correction to the article "Measurement and Modeling of Hydrogen Environment-Assisted Cracking in Monel K-500" that was published in the August 2014 issue is presented.

  • Cathodic electrodeposition of self-curable polyepoxide resins based on cardanol.
    Raju; Kumar, Pramod // Journal of Coatings Technology & Research; Oct2011, Vol. 8 Issue 5, p563 

    Cathodic electrodeposition (CED) behavior and film properties of coating binders as modified polyepoxide resins based on cardanol, a constituent of Cashew Nut Shell Liquid (CNSL), have been studied. These coating binders were synthesized by epoxidation of cardanol-formaldehyde novolacs (CNs)...

  • A Study on Sacrificial Anode Cathodic Protection for Wharf Steel Pile of Tripoli Lebanon.
    Dajing Fang; Jun Huang; Yaping Wang; Erbu Shen; Shunkai Li; Liuqing Tu // Applied Mechanics & Materials; 2014, Issue 556-562, p228 

    In this paper, the sacrificial anode protection system for steel pile of Tripoli wharf (Lebanon) was studied. Optimal average protection current densities were selected for steel pipe/sheet pile of seaside zone back filled zone and sea mud zone. Based on field test and investigation, we found...

  • Mixed-metal distribution systems contribute to corrosion failures.
    St. Onge, Hank // WaterWorld; Nov/Dec99, Vol. 15 Issue 10, p1 

    Reports on the use of various types of metal in a distribution system without fully understanding the chemistry of mixed material combinations that could be the cause of a high rate of pipe failure. Cathodic protection as a common form of corrosion control that involves sacrificing one metal...

  • FreeWave unveils 2.4 GHz radio for utilities.
    ROBERTS, MARY ROSE // Urgent Communications; Mar2009, Vol. 27 Issue 3, p18 

    The article presents the IMCP2.4 GHz radio from FreeWave Technologies, a new addition to its family of cathodic protection (CP) radios used for automated pipeline monitoring in 2009. CP is described as an engineering technique used to prevent corrosion of metal surfaces by monitoring pipelines,...

  • Corrosion experts discuss latest issues involving CP.
    ROBERTS, MARY ROSE // Pipeline & Gas Journal; Mar99, Vol. 226 Issue 3, p40 

    Presents a roundtable discussion involving members of the National Association of Corrosion Engineers regarding cathodic protection (CP) of pipelines. Waveform analysis; Pipeline interference; Influence of a shorted casing; Shock hazards; Investigation of potential CP anomalies; Survey techniques.

  • Effect of water vapour permeability on cathodic disbondment of pipeline coating materials.
    Duari, B.; Sarkar, D. // Paintindia; May2011, Vol. 61 Issue 5, p66 

    Cathodic Protection (CP) is widely used internationally as a major corrosion mitigation technique in pipeline integrity. The use of protective coatings in conjunction with cathodic protection has been an extensive record of proven performance in the protection structures including underground...

  • Electrical Separation Revamped In Rehab Of Sour Gas System.
    Reisige, T.; Suckut, T.; Zuckut, S.W.; Suckut, W. // Pipeline & Gas Journal; Jul2004, Vol. 231 Issue 7, p81 

    Describes the four categories to rehabilitate the cathodic protection system in a sour gas system. Electrical separation of pipelines and production processing sites by pipeline contents; Electrical separation of pipelines based on the type of external coating; Repositioning pf the electrical...

  • Cathodic protection facing new challenge.
    Reisige, T.; Suckut, T.; Zuckut, S.W.; Suckut, W. // Offshore; Sep98, Vol. 58 Issue 9, p183 

    Cites research conducted by Intec Engineering regarding marine cathodic protection and the challenges of designing a pipeline for the Black Sea Environment. Oxygen as main corrosion environment; Parameters concerning corrosion of steel and its cathodic protection which maybe different in the...

  • AIV.
    Reisige, T.; Suckut, T.; Zuckut, S.W.; Suckut, W. // UT2; May2012, Vol. 7 Issue 2, p84 

    The article offers information on the autonomous inspection vehicle (AIV). Topics discussed include remotely operated vehicle (ROV) which can safely work within the subsea structure of an autonomous vehicle. Also mentioned the used of camera to record an underwater image, the sensors or...

  • MATCOR To Provide Corrosion Protection For BTC Pipeline.
    Reisige, T.; Suckut, T.; Zuckut, S.W.; Suckut, W. // Pipeline & Gas Journal; Dec2003, Vol. 230 Issue 12, p10 

    Reports that MATCOR Inc. was selected to provide global cathodic protection (CP) for the Baku-Tbilisi-Ceyhan Pipeline in Ceyhan River, Turkey. Presentation of contract for the project; Supply of CP materials; Protection of pipeline during the construction phase.

  • Remote CP Monitoring Assists Gas Distribution Company.
    Williams, Richard // Pipeline & Gas Journal; Oct2011, Vol. 238 Issue 10, p58 

    The article focuses on the implementation of a remote cathodic protection (CP) monitoring system by independent gas distribution company Wales & West Utilities (WWU) Ltd. It notes that the implementation aims to help the company improve pipeline protection and workforce efficiency. Also...

  • CHARACTERIZATION OF EXTERNAL INDUCED CORROSION DEGRADATION OF AJAOKUTA-ABUJA GAS PIPELINE SYSTEM, NIGERIA.
    Oyewole, Adedipe // International Journal of Engineering Science & Technology; 2011, Vol. 3 Issue 11, p8061 

    Characterization of External Induced corrosion degradation of Ajaokuta- Abuja gas pipeline system was successfully carried out. The objective of this work is to analyze the mechanism of corrosion, analyze the effect of the corrosion on oil and gas pipeline and to evaluate the corrosion potential...

  • Pigs not smart enough.
    Oyewole, Adedipe // InTech; May2007, Vol. 54 Issue 5, p42 

    The article discusses methods of detecting and addressing pipeline corrosion. One method is corrosion monitoring where online corrosion monitors can measure general corrosion and localized corrosion in real-time. Linear polarization, harmonic distortion analysis and electrochemical noise address...

  • Review Of CP Criteria In Five Standards.
    Song, F. M.; Yu, H. // Pipeline & Gas Journal; Dec2011, Vol. 238 Issue 12, p28 

    The article evaluates all the historical versions of the cathodic potential (CP) criteria under the NACE Standard for controlling external corrosion of submerged steel piping systems. The authors relate that CP criteria are provided in different global CP standards resulting to confusion on the...

  • The Study on the Cathodic Protection Effect of the ICCP Anodes with Exposed Conditions.
    Jin-A Jeong; Chung-Kuk Jin // Applied Mechanics & Materials; 2014, Issue 680-681, p218 

    This paper presents the results of the effects of anodes for impressed current cathodic protection (ICCP) system on reinforced concrete. Experimental tests were carried out on reinforced concrete specimens with 3 different kinds of commercial anodes that are used for ICCP in order for...

  • The sacrificial anode cathodic protection of reinforced concrete structure in the splash zone.
    Li Sen-lin; Zhao Jie // Applied Mechanics & Materials; 2014, Issue 556-562, p973 

    Corrosion of reinforced concrete structure in the marine environment is easily happened because of the influence of chloride ion, and the corrosion in the splash zone is the most serious. Cathode protection is the most common and effective way in anticorrosion method. For simple steel structure,...

  • Features: The case for cathodic protection.
    Huck, Ted // Power; Feb2008, Vol. 152 Issue 2, p51 

    The article reports on the techniques that should be done to keep natural gas pipelines from exploding and corroding. According to the author, the U.S. Department of Transportation's Office of Pipeline Safety (OPS) states that the leading cause of pipeline failures is external corrosion of...

  • Pipeline Integrity Monitoring By Wireless.
    Southern, David J. // Pipeline & Gas Journal; Mar2008, Vol. 235 Issue 3, p38 

    The article discusses the significance of wireless pipeline integrity monitoring system on corrosion protection programs of pipeline companies in the U.S. The first step in implementing such wireless system is the integration of the supervisory control and data acquisition (SCADA) systems....

  • Cathodic Protection Arrests Cable Corrosion.
    Bascom III, Earle C. // Transmission & Distribution World; Jun2000, Vol. 52 Issue 6, p26 

    Focuses on the impressed current cathodic protection (ICCP) system installed by the New York Power Authority (NYPA), in Long Island, New York State. Features of the ICCP system; Background of the corrosion study; Discussion on monitoring and operating the system.

  • ELECSYS ANNOUNCES NEW REMOTE MONITORING PRODUCT.
    Bascom III, Earle C. // Modem Users News; Apr2010, Vol. 22 Issue 4, p7 

    The article reports on the release of the WatchdogCP P2S-AC Cathodic Protection Test Station Monitoring System by Elecsys Corp. of Olathe, Kansas. The company announced its release at the National Association of Corrosion Engineers (NACE) International Corrosion Conference in San Antonio, Texas....

  • Soil corrosion of differential aeration cells and conditions of their operation.
    Glazov, N. N.; Ukhlovtsev, S. M.; Reformatskaya, I. I.; Podobaev, A. N.; Ashcheulova, I. I. // Protection of Metals; May2006, Vol. 42 Issue 3, p238 

    Potentials stabilized at the anode and cathode of a differential aeration cell (DAC) under free corrosion conditions, electric contact, and cathodic polarization are analyzed. It is shown that the soil conductivity limits the possibility of cathodic protection. The shallow pit formation at the...

  • Electrochemical removal of arsenic from technical grade phosphoric acid.
    Bisang, J. M.; Bogado, F.; Rivera, M. O.; Dorbessan, O. L. // Journal of Applied Electrochemistry; Apr2004, Vol. 34 Issue 4, p375 

    The electrolytic de-arsenication of technical grade phosphoric acid 85 wt % by cathodic deposition in order to produce chemically pure phosphoric acid was examined. Polarization curves using Cu, Pb, 316L stainless steel and graphite as cathodic rotating discs were determined. The best results...

  • On the Zinc and Copper Dissolution in Phosphate Solutions.
    Podgornova, L. P.; Kuznetsov, Yu. I.; Gavrilova, S. V. // Protection of Metals; May/Jun2003, Vol. 39 Issue 3, p217 

    The copper and zinc dissolution in phosphate solutions is studied over wide pH range (from 4.5 to 11.7). The cathodic reaction rates are shown to depend on the pH of the solutions; they are minimum at a pH of 9.5 for zinc and 11.7 for copper. Phosphate directly participates in the cathodic...

  • Remote Monitoring of Large CP System Saves Money In South America.
    Teixeira, Paulo L. B.; Hasselmann, Stella A. // Pipeline & Gas Journal; Oct2009, Vol. 236 Issue 10, p38 

    The article presents a discussion on the remote monitoring of a cathodic protection (CP) system by the Transportadora Brasileira Gasoduto Bolivia-Brasil SA (TBG), adapted from a presentation during the 7th International Pipeline Conference in Calgary, Alberta on September 29 to October 3, 2008.

  • Electrochemical removal of cadmium from dilute aqueous solutions using a rotating cylinder electrode of wedge wire screens.
    Grau, J.M.; Bisang, J.M. // Journal of Applied Electrochemistry; Feb2007, Vol. 37 Issue 2, p275 

    Rates of mass transfer at rotating cylinder electrodes of wedge wire screens were studied by measuring the limiting current for the cathodic reduction of ferricyanide as test reaction. The experimental data are well correlated by an empirical expression between the Sherwood number and the...

  • ALTERATION ET NETTOYAGE DE PIECES EN ARGENT DORE.
    Degrigny, C.; W�ry, M.; Vescoli, V.; Blengino, J. M. // Studies in Conservation; 1996, Vol. 41 Issue 3, p170 

    By studying the mechanism of sulphation of silver-gilt objects in relation to the method used for gilding, its thickness and its appearance, it has been possible to develop a procedure for electrolytic treatment. The two-step treatment is carried out in a buffered solution of sodium nitrate and...

  • Cathodic Protection Systems and the NEC.
    Trimble, Whitt L.; Guidry, Eddie // EC&M Electrical Construction & Maintenance; Jun2008, Vol. 107 Issue 6, p50 

    The article discusses conflicts and solutions for complying with grounding revision of the National Electrical Code (NEC) for cathodically protected facilities in the U.S. It says that this revision may require facilities that use copper grounding electrode systems to change their entire...

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