Master Internal Combustion Engines: From Fundamentals to Advanced Design

This section lays the groundwork for understanding internal combustion engines. You'll learn about the different types of IC engines, their components, and the basic principles that govern their operation. Topics covered include:

• Pros & Cons, Classification, Components, and Nomenclature of IC Engines: This lecture introduces you to the various types of IC engines, their advantages and disadvantages, and how they are classified. You'll learn about the key components of an IC engine and their nomenclature.
• CI and SI Engines, P-V and T-S Diagrams of Otto & Diesel Cycle: Explore the difference between compression ignition (CI) and spark ignition (SI) engines. You'll dive into the Otto and Diesel cycles, analyzing their pressure-volume (P-V) and temperature-entropy (T-S) diagrams to understand the thermodynamic principles behind these cycles.
• Comparison of Four-Stroke & Two-Stroke Engines and Engine Performance Parameters: This lecture compares the two main types of IC engines – four-stroke and two-stroke – highlighting their advantages and disadvantages. You'll learn about key performance parameters like thermal efficiency, brake thermal efficiency, and mechanical efficiency.
• Problem-Based Learning of Engine Measurement and Testing (Numerical): Apply your knowledge through practical numerical examples. This section helps you understand how engine performance is measured and analyzed.
• Thermal Efficiency, Work Output, and Mean Effective Pressure of Otto Cycle: Dive deeper into the Otto cycle, deriving expressions for thermal efficiency, work output, and mean effective pressure. This section enhances your understanding of the Otto cycle's performance characteristics.
• Thermal Efficiency, Work Output, and Mean Effective Pressure of Diesel Cycle: This lecture focuses on the Diesel cycle, similar to the Otto cycle lecture, providing insights into its performance characteristics.
• Thermal Efficiency, Work Output, and Mean Effective Pressure of Dual Cycle: This lecture delves into the Dual cycle, a combination of Otto and Diesel cycles, analyzing its performance characteristics.
• How to Do Soft Calculations and Plotting in Excel for Solving Numerical: Learn practical techniques for solving numerical problems using Microsoft Excel, enhancing your problem-solving skills for IC engine analysis.
• Important Qualities and Rating of SI & CI Engine Fuels, Calorific Value of Fuel: This lecture explores the properties and characteristics of fuels used in SI and CI engines. You'll learn about fuel rating systems and the importance of calorific value.
• Why There is a Need of Alternate Fuels?: This lecture discusses the need for alternative fuels, exploring options like alcohol, hydrogen, natural gas, and LPG.

This section delves into the world of carburetion, a crucial fuel delivery system for older ICEs. You'll learn about the factors affecting carburetion, the requirements for different operating conditions, and the components and principles of carburetor design. The section covers:

• Factors Affecting Carburetion Process in IC Engines: Explore the factors that influence the carburetion process, including engine speed, fuel vaporization characteristics, and air temperature.
• Air-Fuel Mixture Requirements, Components & Principles of Carburetor: Understand the air-fuel mixture requirements for different engine operating conditions (idling, cruising, and maximum power). You'll also learn about the components and principles of carburetor design.
• Modern Carburetor Design, Compensating Devices & Types of Carburetor: This lecture explores modern carburetor designs, including compensating devices like air bleed jets, compensating jets, and emulsion tubes. You'll also learn about different types of carburetors based on the direction of airflow.
• Calculation of Air Fuel Ratio in Carburetor: This lecture focuses on the important aspect of calculating the air-fuel ratio in a carburetor, providing you with practical knowledge for optimizing fuel delivery.
• Problem-Based Learning of the Carburetor (Numerical): Apply your understanding of carburetion through numerical examples and practical exercises.

This section shifts focus to mechanical fuel injection systems, a more advanced and efficient fuel delivery method compared to carburetors. You'll learn about the different types of injection systems, their components, and their advantages. The section covers:

• Comparison, Classification & Functional Requirements of Injection Systems: Compare and contrast mechanical injection systems with carburetion, understanding their advantages and disadvantages. You'll learn about different classifications of injection systems and their functional requirements.
• Components & Working of Mechanical Injection Systems, Various Fuel Systems: Explore the key components of mechanical injection systems and how they work. This lecture discusses various fuel injection systems like individual pump and nozzle systems, unit injector systems, common rail systems, and distributor systems.
• Comparison & Type of Pump Used in Various Fuel Injection Systems & Pump Governor: Compare different types of fuel injection systems and the pumps used in each. You'll learn about fuel feed pumps, injection pumps, jerk-type pumps, and distributor-type pumps, as well as pump governor systems.
• Fuel Injector Assembly and Its Working & Function, Types and Spray of Nozzles: This lecture focuses on the fuel injector assembly, its operation, and the different types of nozzles used in fuel injection systems.
• Injection in SI Engines (Continued and Timed Injection): This lecture examines the fuel injection process in spark ignition (SI) engines, including continuous injection and timed injection techniques.

This section delves into the heart of the IC engine: the combustion process. You'll learn about combustion reactions, the stages of combustion in SI and CI engines, factors influencing combustion efficiency, and the design of combustion chambers. The section covers:

• Combustion Reactions and Equations, Calorific Valves & Phenomena of Knock: Understand the chemical reactions involved in combustion, the importance of calorific value, and the phenomenon of knock in IC engines.
• Effects of Engine Variables on Knocking & Factors Affecting the Delay Period: Explore the effects of engine variables on knocking, and the factors affecting the delay period in CI engines.
• Numerical Problems Combustion and Combustion Chambers: Apply your knowledge of combustion through practical numerical examples and exercises, analyzing combustion parameters and combustion chamber designs.

This section explores the environmental impact of IC engines, focusing on emissions and strategies for emission control. You'll learn about different types of emissions, their causes, and technologies for reducing their impact. The section covers:

• Air Pollution & Euro Norms for IC Engines and Causes of Hydrocarbon Emissions: This lecture introduces you to the concept of air pollution caused by IC engines and the Euro Norms emission standards. You'll learn about the causes of hydrocarbon emissions, including incomplete combustion and crevice effects.
• CO, NOx, Sox, Photochemical Smog, Particulates, Aldehydes, and Lead Emissions: Explore different types of engine emissions, including carbon monoxide (CO), oxides of nitrogen (NOx), oxides of sulfur (SOx), particulate matter, aldehydes, and lead. You'll gain an understanding of their sources and environmental impact.
• Emission Control by Modification in Engine Design and Fuels & by Exhaust Gas: Learn about emission control strategies, including modifications in engine design, fuel quality, and exhaust gas treatment technologies like catalytic converters, exhaust gas recirculation (EGR), and particulate filters.

This section focuses on the crucial aspect of lubrication in IC engines. You'll learn about the properties and functions of lubricants, the different types of lubricants, and lubrication system designs. The section covers:

• Viscosity, Properties, Stability, and Type of Lubricants, Lubricating Oil Additives: Understand the properties and functions of lubricants, exploring concepts like viscosity, flash point, pour point, and oiliness. You'll also learn about the different types of lubricants and the additives used to enhance their performance.
• Lubrication Systems (Wet Sump, Dry Sump & Mist Lubrication System): Explore different lubrication systems, including wet sump, dry sump, and mist lubrication systems, understanding their principles and applications.

This section explores engine cooling systems, essential for maintaining optimal engine operating temperatures. You'll learn about the necessity of cooling, the downsides of overcooling, and different cooling system designs. The section covers:

• Necessity of Engine Cooling, Demerits of Over Cooling & Cooling Systems: This lecture explains the importance of engine cooling and the consequences of overcooling. You'll also learn about different cooling systems, including air-cooling and liquid/water cooling systems.