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Principles of Cathodic Protection

This course describes procedures for designing a cathodic protection system, using a sacrificial anode or an anode with impressed electrical current to prevent electrochemical corrosion.

Created byHarlan Bengtson, PhD, PE
BeginnerUpdated May 4, 2022
Principles of Cathodic Protection

What You'll Learn

  • check_circleUnderstand the principles of electrochemical corrosion and its impact on buried metal structures, such as pipelines and tanks.
  • check_circleExplain the fundamentals of cathodic protection systems, including the differences between sacrificial anode and impressed current methods.
  • check_circleMeasure and analyze soil resistivity to determine its influence on the effectiveness of cathodic protection systems.
  • check_circleConduct current requirement testing to design cathodic protection systems that meet performance standards.
  • check_circleApply design specifications for ceramic anodes and rectifiers in cathodic protection systems.
  • check_circleIdentify and mitigate current interference issues in cathodic protection systems.

About This Course

Electrochemical corrosion is a process by which an electrical current leaves a metal structure (like a buried pipeline or underground tank) at an anode site, passes through an electrolyte (soil or water), and re-enters the structure at the anode site, causing pit corrosion at the anode site. This course describes procedures for designing a cathodic protection system, using a sacrificial anode or an anode with impressed electrical current to prevent electrochemical corrosion.

Topics: introduction to cathodic protection cathodic protection design soil resistivity measurement current requirement testing example of "galvanized" and "impressed current" cathodic protection design specifications for ceramic anodes rectifier current interference

Intended Audience: for civil, mechanical, construction, electrical, and industrial engineers.

Publication Source: US Corp of Engineers

Your Instructor

Harlan Bengtson, PhD, PE

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star2,754 reviews

Dr. Harlan Bengtson is an online PDH course provider of continuing education courses for professional engineers. Dr. Bengtson is a graduate of Iowa State University with B.S. and M.S. degrees and of the University of Colorado with a PhD. He is a licensed Professional Engineer in Missouri. Dr. Bengtson has spent 30 years in engineering education in teaching and administrative positions, including six years as Dean of Engineering at Southern Illinois University Edwardsville. Dr. Harlan H. Bengtson, PE 33 Grainey Drive Glen Carbon, IL 62034 Phone: (618) 406-6892 E-mail: hnkbengtson@yahoo.com PROFESSIONAL PROFILE Dr. Bengtson is a graduate of Iowa State University with B.S. and M.S. degrees and of the University of Colorado with a PhD. He is a licensed Professional Engineer in Missouri. He has spent 30 years in engineering education in teaching and administrative positions, including six years as Dean of Engineering at Southern Illinois University Edwardsville. His areas of expertise are environmental engineering, hydrology and hydraulics, engineering science and renewable energy systems. He has done regular consulting work while holding the academic positions. Prior to entering academia, Dr. Bengtson worked for Minnesota Mining & Manufacturing as a Product Development Engineer and for E. I. duPont deNemours as a Process Development Engineer. Dr. Bengtson has authored numerous publications, presentations and technical reports. He is currently active as a freelance technical writer, author of continuing education courses for Professional Engineers, and is the founder of www.engineeringexceltemplates.com and www.EngineeringExcelSpreadsheets.com, sites with the objective of providing inexpensive, easy to use Excel spreadsheets for a variety of engineering calculations.

Credit Information

Professional development requirements vary by profession, country, and regulatory body. Before enrolling, review the course details and confirm that the content, learning format, and any listed credits meet your specific requirements. You are responsible for confirming eligibility with your regulator or professional association and keeping the records required for reporting.

What Students Are Saying

4.7 out of 5
Student's Choice
74 reviews

Frequently Asked Questions

We are a registered provider with 300+ associations and regulatory bodies worldwide. We operate across 27 global markets including Canada, the US, Australia, and the UK. Every course page clearly displays its specific accreditations. Upon completion, you receive a professional certificate that can be validated online. Our certificates include all necessary accreditation details, credit hours, and completion dates, and are formatted specifically to meet the submission requirements of most global regulatory bodies.

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