cathodic protection


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cathodic protection

n
(Metallurgy) metallurgy a technique for protecting metal structures, such as steel ships and pipelines, from electrolytic corrosion by making the structure the cathode in a cell, either by applying an electromotive force directly or by putting it into contact with a more electropositive metal. See also sacrificial anode
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References in periodicals archive ?
[USPRwire, Tue Jul 23 2019] MRRSE Insights, in its recent study on the cathodic protection market, offers a detailed value analysis of the Cathodic Protection Market on the basis of various segments such as solution, type, application, and region.
[ClickPress, Tue Jul 23 2019] MRRSE Insights, in its recent study on the cathodic protection market, offers a detailed value analysis of the Cathodic Protection Market on the basis of various segments such as solution, type, application, and region.
Since the commissioning of a permanent cathodic protection would have taken more than six months, a temporary protection of the flowlines was decided, the company added, noting that the work was carried out in a challenging environment.
3 April 2018 - Texas, US-based hydro excavation services provider Vac-One Services has acquired Colorado, US-based cathodic protection and vacuum excavation services provider Kantex Companies, LLC to offer cathodic protection services, the company said.
For the cathodic protection test, the galvanic (sacrificial) method of protection system was employed, where the zinc sacrificial anodes were used and a copper wire serves as a conductor between the metal and the anode with a rod used as support.
Work undertaken includes corrosion assessment and investigation, specialist surveys, recommendations for repair and corrosion prevention, design and provision of technical services for cathodic protection systems, commissioning of systems, documentation of systems, routine operation and monitoring of cathodic protection systems, fault finding, system review and rectification of systems.
Impressed current cathodic protection is used to protect pipelines from coating defects [17].
In a filing with FERC last April, 1NGAA argued that conventional ground bed installations for cathodic protection commonly involve construction outside of the right-of-way and should not require approval.
Farwest Corrosion Control Company has patented a cathodic protection controller for steel water tank applications.
Two conference rooms inside the exhibition hall ran lectures concurrently, with topics ranging from the application of coatings on iron and steel bridges to cathodic protection (CP) of offshore wind farm foundations.