This course delves into the critical study of environmental degradation of materials, emphasizing the following key areas:
By the end of the course, students will gain comprehensive knowledge regarding the degradation processes and protection mechanisms vital for various materials used in engineering applications.
This module introduces the basic concepts and definitions of corrosion, providing a fundamental understanding of the degradation processes affecting materials. Students will learn the significance of corrosion in various industries and its impact on material integrity. The module sets the stage for further exploration into the mechanisms and types of corrosion in subsequent lectures. Key topics include the definition of corrosion and its implications for engineering materials.
This module delves into the forms of material degradation, emphasizing the thermodynamics of corrosion. It explores how different environments and stresses contribute to material deterioration. Key topics include:
Understanding these principles is crucial for predicting and mitigating corrosion in real-world applications.
This module continues the exploration of thermodynamics in corrosion processes. Students will gain a deeper understanding of how thermodynamic principles apply to corrosion reactions and how these principles can be used to predict corrosion behavior. Topics include:
Mastery of these concepts is vital for designing materials resistant to corrosion.
This module further investigates the thermodynamics of corrosion, including practical applications in assessing corrosion potential and designing resistant materials. Topics include:
Through these topics, students will understand how to apply thermodynamic principles to predict and mitigate corrosion.
This module introduces the electrochemical series and concentration cell concepts, linking them with thermodynamics of corrosion. Key points include:
These topics are essential for comprehending the electrochemical nature of corrosion and its prevention.
This module covers the reduction potential series and Pourbaix diagrams, key tools for predicting corrosion behavior. Topics include:
These tools are vital for engineers to assess corrosion risks and devise protective strategies.
This module focuses on Pourbaix diagrams, exploring their role in predicting corrosion. Students will learn to interpret these diagrams to assess material stability in various environments. Topics include:
The module emphasizes practical applications of Pourbaix diagrams in real-world corrosion scenarios.
This module continues the exploration of Pourbaix diagrams, stressing their practical importance in corrosion science. Students will practice interpreting these diagrams to foresee corrosion risks. Key topics include:
Through these exercises, students will gain confidence in using Pourbaix diagrams for material evaluation.
This module introduces the kinetics of corrosion, integrating with Pourbaix diagrams to provide a comprehensive understanding of corrosion processes. Topics include:
The module aims to equip students with the tools to analyze and mitigate corrosion through kinetic insights.
This module focuses on corrosion kinetics, providing students with rate expressions and solved problems to enhance understanding. Key topics include:
The module emphasizes practical application of kinetic concepts to predict and control material degradation.
This module provides further practice with solved problems on the corrosion rate, introducing the concept of exchange current density. Topics include:
Through these exercises, students will develop a deeper understanding of the quantitative aspects of corrosion kinetics.
This module explores exchange current density and introduces polarization, including activation polarization and the Tafel equation. Topics covered are:
The module aims to provide students with a comprehensive understanding of electrochemical processes in corrosion.
This module delves into activation and concentration polarization, key concepts in the study of corrosion kinetics. Key topics include:
Understanding these polarizations is crucial for analyzing and mitigating corrosion in various settings.
This module covers concentration polarization and introduces the mixed potential theory, a key framework for understanding corrosion. Topics include:
The module aims to equip students with the knowledge to apply these concepts to real-world corrosion challenges.
This module explores the mixed potential theory and its application in explaining corrosion events. Topics covered include:
The module provides students with a framework for analyzing and predicting corrosion based on mixed potential theory.
This module continues the exploration of corrosion events based on mixed potential theory. Students will learn to apply this theory in various scenarios to predict and control corrosion. Key topics include:
The module empowers students to utilize mixed potential theory for effective corrosion management.
This module concludes the discussion on corrosion events using mixed potential theory, focusing on practical applications and real-world examples. Topics include:
Students will gain a robust understanding of how to apply mixed potential theory in real-world engineering contexts.
This module introduces the concept of passivation, a process that enhances the corrosion resistance of metals by forming a protective oxide layer. The module explores the mixed potential theory, explaining how different electrochemical reactions interact and influence each other on a metal surface. Detailed discussions will cover the mechanisms of passivation and the conditions under which it occurs. Students will learn to predict the behavior of metals in various environments and understand the importance of passivation in corrosion protection.
This module continues the exploration of passivation and mixed potential theory with a focus on real-world applications. Students will examine case studies where passivation has been successfully implemented to enhance material longevity. Emphasis will be on understanding the practical implications of the theory and its limitations. Through interactive sessions, students will learn how to apply these concepts in designing corrosion-resistant systems, gaining insights into the challenges and solutions in the field of corrosion science.
This module introduces various mechanisms of corrosion protection with a strong emphasis on electrochemical methods. Students will explore techniques like cathodic and anodic protection, understanding their principles and applications. The module will cover how these methods are used to safeguard infrastructure and materials against corrosive environments. Interactive sessions will provide a hands-on approach, allowing students to experiment with these techniques and assess their effectiveness in corrosion prevention.
This module focuses on cathodic and anodic protection techniques for corrosion control. Students will learn how these methods are employed to protect metal structures from corrosion by altering the electrochemical environment. The module covers the design and implementation of cathodic systems, including the use of sacrificial anodes and impressed current systems. Anodic protection principles will be discussed with examples of their application in industry.
This module delves into anodic protection, examining its principles and applications in various industries. Students will learn about the forms and factors of corrosion, understanding how they affect material performance. The module will explore the conditions under which anodic protection is most effective and how it compares to other corrosion control methods. Practical examples and case studies will illustrate the benefits and limitations of this approach.
This module categorizes the different forms of corrosion, with a focus on uniform and galvanic corrosion. Students will learn how to identify these types of corrosion and understand their causes and effects. The module will provide insights into material selection and design considerations to mitigate these forms of corrosion. Through practical examples, students will explore protective measures and strategies to prevent uniform and galvanic corrosion in various settings.
This module offers an in-depth exploration of galvanic corrosion, including its mechanisms, influencing factors, and prevention methods. Students will understand the electrochemical principles behind galvanic corrosion and how different metals interact in a corrosive environment. The module will cover the selection of compatible materials, design strategies, and the use of barriers or coatings to prevent galvanic corrosion. Practical examples will demonstrate real-world applications and prevention techniques.
This module explores crevice corrosion, a localized form of corrosion that occurs in confined spaces. Students will learn about the conditions that promote crevice corrosion and how it differs from other corrosion forms. The module will cover detection methods, materials prone to this type of corrosion, and strategies for prevention. Practical exercises will help students identify crevice corrosion and implement control measures effectively in various industrial applications.
This module examines both crevice and pitting corrosion, two localized corrosion forms that can severely affect materials. Students will learn the similarities and differences between these types, including their initiation and propagation mechanisms. The module will discuss environmental factors that contribute to pitting and crevice corrosion, and present methods for detection and prevention. Case studies will highlight the consequences of these corrosion types and the importance of early intervention and control.
This module focuses on pitting and intergranular corrosion, highlighting their impact on material integrity. Students will explore the conditions that lead to pitting corrosion and the subtle differences between it and intergranular corrosion. The module will cover methods for identifying and evaluating these forms of corrosion, as well as strategies for prevention and mitigation. Through real-world examples, students will learn about the destructive potential of these corrosion types and how to manage them in practical settings.
This module covers intergranular corrosion and dealloying, two forms of corrosion that can compromise the structural integrity of materials. Students will understand how intergranular corrosion affects grain boundaries and the mechanisms behind dealloying. The module will discuss detection techniques and preventive measures to protect materials from these corrosion types. By examining case studies, students will gain insights into the industrial impact of intergranular corrosion and dealloying and learn effective management strategies.
This module examines dealloying and erosion corrosion, emphasizing their effects on material performance. Students will explore the chemical processes involved in dealloying and how it alters material properties. The module will also cover erosion corrosion, identifying factors that accelerate this process and techniques for its detection and prevention. Practical examples will demonstrate the consequences of these corrosion types and the importance of selecting appropriate materials and coatings to mitigate their impact.
This module focuses on erosion corrosion and cavitation, two dynamic forms of corrosion that impact materials in motion. Students will learn about the mechanical and chemical factors that influence erosion corrosion and the phenomenon of cavitation. The module will discuss detection methods and protective strategies to minimize damage. Through case studies, students will understand the challenges posed by these corrosion types in industries such as marine, oil and gas, and power generation.
This module explores cavitation, fretting corrosion, and corrosion cracking, focusing on their impact on mechanical systems. Students will learn about the conditions that promote these corrosion types and how they affect material performance. The module will cover detection techniques and prevention strategies, with an emphasis on maintaining the integrity of mechanical components. Practical sessions will provide insights into the challenges of managing these corrosion types in sectors such as aerospace, automotive, and manufacturing.
This module delves into stress corrosion cracking (SCC), focusing on dissolution-controlled mechanisms. Students will learn how stress and corrosion interact to cause material failure. The module will cover factors influencing SCC and its detection methods. Practical examples will illustrate the impact of SCC on various industries, emphasizing the importance of material selection and design to prevent this form of corrosion. Students will also explore mitigation techniques to manage SCC effectively.
This module continues the exploration of stress corrosion cracking (SCC), focusing on cleavage-controlled mechanisms. Students will learn about the factors affecting SCC and strategies for its prevention. The module will cover the interplay between stress, environmental conditions, and material properties that contribute to SCC. Through case studies, students will gain insights into the challenges of SCC in critical applications such as pipelines and bridges and learn how to implement effective control measures.
This module covers biologically influenced corrosion and liquid metal attack, two unique corrosion phenomena. Students will explore how microorganisms contribute to corrosion and the impact of liquid metals on material integrity. The module will discuss detection and control methods for these corrosion types, with case studies highlighting their significance in industries such as nuclear and marine. Students will gain an understanding of the challenges posed by these phenomena and strategies to mitigate their effects.
This module covers various methods of corrosion protection by altering materials and the design of components. Key topics include:
By the end of this module, students will be equipped with the knowledge to integrate corrosion protection into the design process effectively.
This module focuses on corrosion protection through environmental changes and the use of inhibitors and coatings. Key areas of study include:
Students will learn how to implement these strategies in various industrial applications to enhance material performance.
This module delves into oxidation and hot corrosion phenomena, along with the foundational principles of thermodynamics related to these processes. Key topics include:
Students will gain insights into how these processes affect material integrity and longevity in real-world applications.
This module provides an in-depth examination of the thermodynamics of oxidation, including the Ellingham diagram and oxidation kinetics. Key components include:
Students will learn to apply these principles to predict and control oxidation in engineering applications.
This module focuses on the structure of oxide layers formed during oxidation and their implications on corrosion resistance. Topics covered include:
Students will learn how oxide structures can be engineered to improve material performance in corrosive environments.
This module addresses hot corrosion, testing methods, and failure analysis, emphasizing linear polarization techniques. Key topics include:
Students will gain practical insights into evaluating and mitigating corrosion risks in their engineering designs.
This module explores the degradation of composites, polymers, and ceramics, along with the societal impacts of corrosion. Key points include:
Students will develop a holistic understanding of how material degradation affects both engineering practices and society at large.