27-Hours Detailed Course that is enough to provide complete knowledge about Internal Combustion Engines
This course studies the fundamentals of how the design and operation of internal combustion engines affect their performance, efficiency, fuel requirements, and environmental impact. Topics include fluid flow, thermodynamics, combustion, heat transfer, friction phenomena, and fuel properties, with reference to engine power, efficiency, and emissions. Students examine the design features and operating characteristics of different types of internal combustion engines: spark-ignition, diesel, stratified-charge, and mixed-cycle engines
COURSE OUTLINE
Fundamentals of Internal Combustion Engines
Engine & Heat Engine
Comparison of Internal and External combustion engines
Pros and Cons of Internal Combustion engines
Engine classification.
Classification of the Basis of Cycle of Operation
Classification of the Basis of Type of Fuel Used
Classification of the Basis of Method of Charging
Classification of the Basis of Type of Ignition
Classification of the Basis of Type of Cooling
Classification of the Basis of Cylinder Arrangement
Basic engine components of IC Engine
Nomenclature of IC Engine
Four-stroke Spark Ignition SI Engines (Gasoline or Otto) & P-V AND T-S Diagrams of Otto Cycle
Four-stroke Compression Ignition CI Engines (Diesel) & P-V AND T-S Diagrams of Diesel Cycle
Comparison of four-stroke Spark Ignition SI and Compression Ignition CI Engines
Interactive learning of engine components and classification
Application of IC and EC Engines.
Comparison of Four-Stroke and Two-Stroke Engines
Engine performance parameters
Indicated Thermal Efficiency
Brake Thermal Efficiency
Mechanical Efficiency
Volumetric Efficiency
Relative Efficiency
Mean Effective pressure
Mean piston speed
Specific Power Output
Specific fuel consumption
Fuel-air (?/?) or Air-fuel Ratio (?/?)
Equivalence ratio
Calorific Value
Problem-based learning of Engine measurement and testing (Numerical)
Otto cycle
Derivation for expressions of Thermal Efficiency, Work output, and Mean
Effective Pressure of the Air Standard Otto cycle
Problem-based learning of the Air Standard Otto cycle (Numerical)
Diesel cycle
Derivation for expressions of Thermal Efficiency, Work output and Mean
Effective Pressure of the Air Standard Diesel cycle
Problem-based learning of the Air Standard Diesel cycle (Numerical)
Dual cycle
Derivation for expressions of Thermal Efficiency, Work output and Mean
Effective Pressure of the Air Standard Dual cycle.
Problem-based learning of the Air Standard Dual cycle (Numerical)
Comparison of Otto, Diesel, and Dual Cycles
Understand the Brayton Cycle
How to do soft calculations and plotting in excel for Solving Numerical
Why it is important to study types of fuels and their characteristics?
Types of fuels (Solid, Liquid, and Gaseous Fuels)
Chemical structure of Petroleum
Important qualities of SI engine fuels
Volatility
Starting & Warm-up
Operating range performance:
Crankcase Dilution
Vapor Lock Characteristics:
Antiknock Quality
Gum Deposits
Sulphur Content
Important qualities of CI engine fuels
Knock Characteristics
Volatility
Starting Characteristics
Smoking and Odour
Viscosity
Corrosion and Wear
Handling Ease
Rating of SI & CI Engine Fuels
The calorific value of fuel
Why there is a need for alternate fuels?
Alcohol as a fuel
Hydrogen as a fuel
Natural gas as a fuel
LPG as fuel
Carburetor In Internal Combustion Engines
Factors Affecting Carburetion
The Engine Speed
Vaporization Characteristics of the Fuel
The temperature of Incoming Air
Design
Air-Fuel Mixture Requirements
Idling/ Starting
Cruising/ Normal Power
Maximum Power/ Acceleration
Components of Carburetor
Fuel Strainer
Float Chamber
Fuel Discharge Nozzle
Choke Valve
Throttle Valve
Principle of Carburetion
Deficiencies of the Elementary Carburetor
Understand Modern Carburetor Design
Compensating Devices
Air Bleed Jet
Compensating Jet
Emulsion Tube
Types of Carburetor Based on Direction of Flow
Up-draught
Down-draught
Cross –draught
Calculation of air Fuel Ratio in Carburetor
Problem-based learning of the Carburetor (Numerical)
Mechanical Injection Systems
Comparison between Carburetor and Mechanical Injection Systems
Functional Requirements of Injection Systems
Classification of Injection Systems
Air Injection System
Solid (Airless) Injection System
Main Components and working of Mechanical Injection Systems
Various Fuel Injection Systems
Individual Pump and Nozzle Systems
Unit Injector System
Common Rail System
Distributor System
Comparison of Various Fuel Injection System
Types of Pump in Fuel Injection Systems
Fuel Feed Pumps
Injection Pumps
Jerk Type Pumps
Distributor Type Pumps
Injection Pump Governor
Mechanical Governor
Pneumatic Governor
Fuel Injector Assembly and its working
Nozzle in Combustion Chamber
Functions of Nozzle
Types of Nozzles
Spray formation in Combustion Chamber
Quantity of Fuel and Size of Nozzle Orifice
Injection in SI Engines (Continued and Time Injection)
Combustion Process and Combustion Chambers in IC Engines
Introduction to Combustion
Combustion Reactions and Equations
Calorific Valves & Homogenous mixture of air and fuel for Combustion
Combustion in SI Engines
Stages of Combustion in SI Engines
Flame Front Propagation
Factors influencing the flame speed during Combustion
Temperature and Pressure
Engine Output
Engine Speed
Engine Size
Phenomena of Knock in SI Engines
Effects of Engine Variables on Knocking
Density Factors
Time Factors
Composition Factors
Combustion in CI Engines
Stages of Combustion in CI Engines
Ignition Delay Period
Period of Rapid / Uncontrolled Combustion
Period of controlled Combustion
Factors affecting the delay period
Compression Ratio
Intake Temperature
Intake Pressure
Quality of Fuels
Speed
Output
Atomization and Duration of Injection
Injection Timing
Comparison between SI and CI Engine Knocking
Characteristics of tending to Reduce Detonation or Knock
Combustion Chambers of SI and CI Engines
Numerical Problems Combustion and Combustion Chambers
Internal Combustion Engine Emissions and Control
Introduction to IC Engine Emissions
Air Pollution due to IC Engine
Euro Norms / European Emission Standards
Classification of Engine Emissions
Causes of Hydrocarbon Emission
Incomplete Combustion
Crevice Volumes and Flow in Crevices
Leakage past the Exhaust Valves
Valve Overlap
Deposits on Walls
Oil on Combustion Chamber Walls
HC Emissions from SI and CI Engines
Other Types of Engine Emissions
Carbon Monoxide (CO) Emissions
Oxides of Nitrogen (NOx) Emissions
Photochemical Smog
Particulates Emission
Aldehydes and Lead Emission
Oxides of Sulfur (SOx) Emissions
Engine Emissions Controls
Modification in Engine Design & Operating Parameters
Combustion Chamber Configuration
Lower Compression Ratio
Modified Induction System
Ignition Timing
Reduced Valve Overlap
Emissions Control by Exhaust Gas Oxidation
Thermal Converters
Catalytic Converters
Exhaust Manifold Reactor
Exhaust Gas Recirculation
Particulate Traps
Crankcase Blowby
Emission Control by Modification of Fuels
Lubrication and Lubrication Systems in IC Engines
Introduction to Lubrication
Lubrication and its Functions
Physical and Chemical Stability of Lubricant
Properties and Viscocity of Lubricants
Flash Point and Free Point Temperature
Cloud Point and Pour Point Temperature
Oiliness, Anti Corrosive and Emulsification
Adhesiveness, Film Strength & Specific Gravity
Neutralization Number
Lubricating Oil Additives
Detergents
Dispersants
Anti-Wear Additives
Rust Inhibitors
Viscosity Index Improvers
Pour Point Additives
Anti-Foaming Agents
Anti-Oxidants
Oiliness Improvement
Type of Lubricants
Mineral Oils
Fatty Oils
Synthetic Oils
Multi-Grade Oils
Greases
Lubrication Systems
Wet Sump Lubrication System
Dry Sump Lubrication System
Mist Lubrication System
Engine Cooling Systems for IC Engines
The necessity of Engine Cooling
Demerits of Over Cooling
Gas Temperature Variation
Effects of Operating Variables on Engine Heat Transfer
Compression Ratio
Air Fuel Ratio
Ignition Timing
Load and Speed
Cooling Systems
Air-Cooling Systems
Liquid/Water Cooling Systems
Internal Combustion Engines | ICE-2022 |
27-Hours Detailed Course that is enough to provide complete knowledge about Internal Combustion Engines”
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