Citations with the tag: CATHODIC protection
Results 1 - 50
- 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...
- 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)...
- PowerMag 1000: A Green Solution For Cathodic Protection.
Raju; Kumar, Pramod // Underground Construction; May2010, Vol. 65 Issue 5, p51
The article evaluates the cathodic protection controller PowerMag1000 system from Farwest Corrosion Control Co.
- Smart system.
Raju; Kumar, Pramod // Roads & Bridges; Jun2008, Vol. 46 Issue 6, p71
The article features the use of LifeJacket Cathodic Protection System by Electro Tech CP.
- Texas causeway invites cathodic protection.
Raju; Kumar, Pramod // 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...
- 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...
- Hong Kong container dock sees its concrete restored.
St. Onge, Hank // 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.
St. Onge, Hank // 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...
- Schiehallion floater given 20-year external protection.
St. Onge, Hank // 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...
- 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...
- 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...
- 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,...
- MATCOR To Provide Corrosion Protection For BTC Pipeline.
ROBERTS, MARY ROSE // 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.
- 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.
- 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...
- 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...
- 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...
- Pigs not smart enough.
Williams, Richard // 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...
- Cathodic protection facing new challenge.
Williams, Richard // 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...
- 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...
- 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....
- 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...
- 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.
- Cathodic protection readied for subsea gas pipeline.
Bascom III, Earle C. // Pipeline & Gas Journal; Oct94, Vol. 221 Issue 10, p10
Reports that Cathodic Protection Technology Pte. Limited has been awarded a supply contract by ARCO China Incorporated. Terms of contract.
- 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...
- Pro-Ecological Aspects of Application of Cathodic Protection.
Darowicki, K.; Bohdanowicz, W.; Walaszkowski, J. // Polish Journal of Environmental Studies; 2001, Vol. 10 Issue 5, p325
Presents a study which examined the application of cathodic protection against the corrosion of steel structures. Factors contributing to the intensity and form of corrosion attacking ferrous alloys; Source of pollution; Discussion on cathodic protection.
- 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...
- Underwater Attack.
Podgornova, L. P.; Kuznetsov, Yu. I.; Gavrilova, S. V. // DPC: Dredging & Port Construction; Oct2005, p34
Examines the anti-corrosion contracts of corrosion specialist IICORR using cathodic protection systems at ports in Scotland. Amount of money saved using the system; Protection of quays against low water corrosion.
- 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.
- Rental service for remote corrosion monitoring.
Teixeira, Paulo L. B.; Hasselmann, Stella A. // Process Engineering; Nov2002, Vol. 83 Issue 11, p26
Features the Cathodic Control OnLine remote monitoring scheme for corrosion protection systems available for rental from BAC Corrosion Control in partnership with Tecnosystem. Hire charges; Accessing of the data through a web site.
- 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...
- Determination of the optimum length of a buried pipeline to be protected using a photovoltaic-powered ICCP system.
Lewis, Gladius; Govindaraju, Sirisha Devi // Journal of Pipeline Engineering; Mar2010, Vol. 9 Issue 1, p55
THE AUTHORS present the details of a methodology for estimating the optimum length of a buried pipeline to be protected using a photovolatic-powered impressed-current cathodic protection (ICCP) system. In the case of an example notional buried pipeline in Memphis, Tennessee, this length is...
- 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...
- Change in the structure of a cathodic catalyst based on turbostratic carbon modified by CoTMPP in the course of corrosion interaction.
Tarasevich, M.; Bogdanovskaya, V.; Kazanskii, L.; Lozovaya, O.; Mazin, P. // Protection of Metals & Physical Chemistry of Surfaces; Dec2012, Vol. 48 Issue 7, p755
The change in the structure of a cathodic catalyst based on turbostratic carbon (carbon black) modified by products of pyrolysis of cobalt tetra( p-methoxyphenyl)porphyrin in the course of corrosion tests in 0.5 M HSO at a temperature of 60ï¿½C is studied. It is shown that corrosion treatment...
- 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...