AMPP-CP2 Exam Format | AMPP-CP2 Course Contents | AMPP-CP2 Course Outline | AMPP-CP2 Exam Syllabus | AMPP-CP2 Exam Objectives

Corrosion Theory - Theory of Electrochemistry - Identify the parts of the corrosion cell and electrochemical reactions - Understand the electrochemical reaction leading to corrosion and the primary reactions at the anode surface - Understand Evans' diagram - Understand different forms of corrosion - Understand electrolyte resistivity and pH, and how they affect the corrosivity of an electrolyte - Understand the Nernst equation - Understand Faraday's Law and how it predicts corrosion weight loss - Understand the polarizing and depolarizing effects - Understand activation and concentration polarization - Understand polarization curves in aerated and deaerated solutions - Understand E log I relationship - Understand the effect of electrolyte/electrode movement on polarization - Understand the electrolyte concentration effect - Understand the effect of changing the concentration of cathodic reactants - Understand the difference between passive-acting and nonpassive-acting - CP Theory & Application - Understand how to use reference electrodes to measure the potential of a metal surface - Understand the economic benefits of CP - Understand the usage of portable and stationary reference electrodes - Apply cathodic protection current to reduce the potential difference between anodic and cathodic sites - Understand series, parallel, and series-parallel electrical circuits - Restate the definition of structure-to-electrolyte potential - Calculate reference cell conversions - Understand the relationship between CP current and corrosion rate - Understand the relationship between environmental polarization and cathodic protection - Understand the environmental issues and concerns related to deepanode CP systems - Explain the components of galvanic cathodic protection - Recognize the effect of CP on amphoteric metals - Explain the components of impressed current cathodic protection - Explain the application of impressed current cathodic protection - Calculate corrosion rate using Faraday's Law - Explain different types of impressed current cathodic protection systems - Understand applications of different types of galvanic anodes - Understand the importance of anode configurations for cathodic protection - Understand the effect of cathodic protection on reinforced concrete structures - Influencing Factors - Recognize examples of depolarizers - Understand the effect of temperature on current required for cathodic protection - Understand the effect of oxygen on current required for cathodic protection - Understand the effect of relative movement on current required for cathodic protection - Understand the effect of electrolyte resistivity - Describe stray current interference - Understand how stray current enters the pipe or other structure through the soil - Understand static and dynamic interference current - Understand inductive, conductive, and capacitive coupling - Compare and contrast AC voltage-to-ground with a DC structure-toelectrolyte potential - Recognize the effect of shielding and how it affects cathodically protected structures Equipment and Equipment Management - Equipment and Equipment Management - Perform basic equipment maintenance and repair - Recognize meter impedance requirements and select the appropriate meter - Understand how to use an ammeter, a clamp-on ammeter, and a current shunt in the field - Confirm proper operation and calibration of equipment, and troubleshoot if necessary - Maintain portable reference electrodes - Understand the importance of equipment preparation, storage, consumables, and equipment spares - Know how to use a digital multimeter (DMM) to measure voltage, current, and resistance - Determine the appropriate tools and equipment for the project - Identify and correct IR drop errors in the measurement circuit - Consult with equipment and material manufacturers and/or representatives on applications and technical issues - Select the appropriate reference cell for work conditions - Identify issues with polarity sensitive current interrupters - Assist in the evaluation of new equipment, products, and procedures Field Measurements of CP Systems - Survey Methods - Understand the use of survey methods to measure the effectiveness of cathodic protection - Measure current using an ammeter - Perform measurement of CP coupons and use ER probes - Understand how to minimize reference electrode contact resistance in different types of electrolytes - Understand what causes a voltage drop in an electrically long structure - Understand reference electrode placement relative to cathodic protection current, and its effect on the potential measurement - Describe typical test methods to measure structure-to-electrolyte potentials - Understand the purpose, limitations, and procedures of "on" and "on-off" potential surveys. - Understand the purpose and limitations of a close-interval potential survey (CIPS), and perform the technique - Understand the purpose and limitations of a direct-current voltage gradient (DCVG) survey, and perform the technique - Understand the purpose and limitations of an alternating-current voltage gradient (ACVG) survey, and perform the technique - Understand the purpose and limitations of an alternating-current-current attenuation (ACCA) survey, and perform the technique - Understand the procedures used in offshore close-interval potential surveys (CIPS) using contact measurements - Perform current requirement tests for cathodic protection - Understand the purpose and limitations of using the current response test - Understand the purpose and limitations of the voltage-drop method - Understand the purpose and limitations of the current span test - Understand the purpose and limitations of coating conductance test - Perform multiple tests of soil resistivity such as the Wenner method - Recognize the methods used to locate an electrical isolating device and test to determine if it is functioning properly - List different ways of measuring electrolyte pH - Casings - Understand the purposes of casings - Understand structure-to-electrolyte potentials at casings - Understand what isolated and shorted casings are as well as their pros and cons - Understand the different environments that exist in the annular space between the casing and the pipe - Demonstrate the protection methods to protect the pipe inside the casing. - Interference - Detect static interference current by using a combination of multiple test methods - Understand how to detect dynamic stray currents by measuring potential differences - Understand the difficulties related to finding the source of a stray current - List specific techniques to resolve interference problems - Understand how to control the direction of stray currents through the bond - Understand how to control stray current through cathodic protection - Understand methods to detect AC currents and voltage that appear on metallic structures near AC power lines - Understand AC mitigation methods ICCP Power Sources - ICCP Power Sources - Understand different types of DC power sources and rectifiers - Understand proper safety procedures for rectifiers - Understand how to read the schematic of DC power sources - Understand three common rectifier operation modes - Understand the purpose of transformers - Understand how the rectifier can convert AC to DC voltage - Identify different types of rectifying elements - Understand how different types of circuit breakers are used - Understand the different components of operational rectifiers, such as surge/transient protection - Understand the basic structure of solar-power supply systems and how to maintain them - Compute rectifier efficiency - Perform troubleshooting operations of internal components of transformer rectifiers Field Data Interpretation and Documentation - Field Data Interpretation and Documentation - List information needed to be compiled before a field survey - Interpret alignment sheets, facility maps, and other system maps to identify accurate testing locations - Evaluate different data collection methods for documentation - Demonstrate the importance of documentation, communication, and procedures regarding equipment and troubleshooting. - Understand the importance of various monitoring requirements and data components that need to be recorded regularly - Prepare adequate documentation/illustration depicting CP components and completed fieldwork - Understand the importance of an appropriate inspection plan - Document name, model, and serial numbers of exact instruments used for readings - Document site information (such as date, time, weather, sketch of site, photos, location information) and conditions (such as ground moisture, vegetation, hazards) - Demonstrate accurate representation of polarity, magnitude, significant figures, and unit of measure on field data - Document key activities and findings in logbook, diary, and notes - Document and justify technical deviations from the procedures - Document non-standard test stations, and any other abnormal conditions/factors that could affect CP systems - Understand the importance of indirect inspection documentation in relation to the external-corrosion direct assessment (ECDA) process - Certify the accuracy of all data collected and recorded - Analyze ON/OFF potential measurements and polarity, and identify reverse shifts - Calculate and analyze layer resistivity Field Supervision and Installation - Field Supervision and Installation - Provide CP-related support for scheduling, work plan/progress, and production - Provide CP-related expertise during the installation and field operations - Coordinate with senior CP staff to ensure quality and resolve the on-site deficiencies - Provide technical supervision during CP-related installation and field operations - Support company personnel and non-company personnel in aspects of corrosion control - Inspect and verify received CP-related materials according to the Bill of Materials - Maintain and manage stock of consumables and spares - Identify, evaluate, and select relevant components and installation materials - Perform installation of test stations, bonds, anodes, and CP components according to the correct procedures Industry Practices/Requirements - Industry Practices/Requirements - Identify and apply relevant company, local, domestic, and international standard practices related to CP - Identify and apply relevant local, domestic, and international rules, codes, and regulations related to CP - Understand cathodic protection criteria for different materials, such as aluminum, copper, and concrete structures - Understand the technical importance of accurate and precision recordkeeping - Understand the purpose and which records shall be maintained for technical, historical, and legal requirements - Understand the legal implication of accurate and ethical recordkeeping Safety - Safety - Demonstrate and enforce safe working practices - Perform job safety analysis (JSA) - Comply with the company's/client's safety procedures - Understand the role of the safety officer - Identify and mitigate hazards that can be encountered in cathodic protection testing and inspection - Understand safety issues related to the CP field surveys - Recognize the importance of stop-work and apply protective measures against severe weather and environmental hazards - Understand the importance of communicating personal medical conditions (e.g., pacemaker) - Utilize appropriate PPE and site-specific safety equipment - Understand the importance of tasks per site-specific safety training (e.g., coal plants, H2S environments, gas production facilities, explosive environments, radioactive environments, confined spaces/trenches, heights/fall protection) - Acquire the permit and authorization to work - Identify hazardous materials - Follow SDS recommendations for handling disposals - Understand how lockout/tagout (LOTO) is used to ensure safety - Identify and mitigate workplace hazards encountered while working on electrical equipment - Interpret pipe/soil for indications of high AC voltage which may lead to corrosion or safety issues - Identify the risk associated with high voltage gradient with respect to step and touch potential - Apply all safety guidelines when traveling in a vehicle (e.g., wearing a seat belt in a car, wearing a seat belt and ear protection in a helicopter) - Understand the purpose of proper certification/training for all equipment (e.g., ATV/UTV/winch, loading/unloading) - Recognize special equipment for protection from wildlife (e.g., signal device, pepper spray), hazardous plants, and insects, and take appropriate preventative measures