The primary and critical aims and objectives of the Diesel Engine Maintenance and Repair Certification Course will help the individual trainees in:
• Comprehensively understanding the diesel engines’ operational principles
• Grasping the diesel engines’ proper issues of the operations
• Gaining expert-level understating of the engine maintenance system
• Acquiring the knowledge of the systems like a modern injection
• Comprehension of the maintenance strategies and best practices
• Having a firm grip on the topics like primary components’ operations and functions
• The assimilation of the knowledge of diesel engines’ auxiliary systems
• Understanding the problems of the diesel engine and identifying and applying the appropriate solutions
• Comprehension of the diesel engines’ combustion process
• Acquiring updated information about the diesel engines
• Assessing the emissions, their sources, and solutions
• Understanding diesel exhaust after-treatment and effects of emissions
Course Content:
Introduction to Diesel Engines
• What is a Diesel engine?
• What are the benefits of the diesel engine?
• In which industries can this course be applied?
• A brief history of the diesel engines.
• New trends in the market
• New advancements in this field.
Principles of Diesel Engines
• Operation method
• Conditions of the operations
• Power Output
• Torque and efficiency of the engine
• Combustion and its chambers
• Alternative options for fuels
• Two-stroke and four-stroke engines
Types of Diesel Engines
• Rotating Combustion internal engine
• Reciprocating combusting internal engine
o Different designs of reciprocating combusting engine
• Characteristics of each type.
• Benefits of each type
Auxiliary Systems and Main Components of the Diesel Engines
• Main components
• Exhaust systems and air supply
• Cooling system
• Lubrication
• Turbochargers
• Supercharging
• Starting the system
Operations of Diesel Engines
• Pre-checks operations
• Observation and monitoring of the normal operations
• Procedures for shutting down
• Unusual operation procedures
Troubleshooting
• Matrix troubleshooting
• Diesel knock
• Some common issues with diesel engines
Formation of the Emission in the Diesel Engines
• Important definitions:
o Carbon Monoxide (CO)
o Hydrocarbon (HC)
o Nitric Oxide (NO)
o Smoke formation
o Particulate Matter (PM)
• Sources of the emissions
• Diagram of the heat release and its link to the formation of the emission
New, Advanced, and Modern Diesel Engine
• Environment regulations and their link to modern diesel engine
• What is Exhaust Gas Recirculation (EGR)?
• Effects of EGR on PM, oxygen, cylinder wear, NO, piston ring wear, and carbon dioxide
Diesel Fuelling
• Fuel
• G-T-L fuel
• Biodiesel
• Emulsions
• Synthetic Fuels
Diesel Engine Combustion
• Spark Ignited (SI) engines
• The link between design parameters and fuel consumption
• Definition of 4-stroke operation
• Compression Ignited (CI) engines
• Differences and similarities between SI and CI engines
• Energy losses
• Energy balances
Maintenance
• The monitoring system for diesel
• Overhaul
• Indicator and vibration diagrams
• Preventive Maintenance Program
• Compression test
• Fuel-injection pump test benches
Air Management System
• Definition of Air Management System
• Different kinds of Air Management systems
• Purpose and uses
• Characteristics of Air Management System
• Future trends
Fuel Injection System
• Functions
• Parameters
• Nozzle holder designs
• Nozzle designs
• Unit systems (Pump and Inject)
• Engine Maintenance system (EMS)
Review and Implementation
• A brief review of the important topics
• Implementation
Methodology
The training methodology integrates lectures, interactive discussions, collaborative group exercises, and illustrative examples. Participants will acquire a blend of theoretical insights and hands-on practical experience, emphasizing the application of learned techniques. This approach ensures that attendees return to their professional environments equipped with both the competence and self-assurance to effectively implement the acquired skills in their responsibilities.
DATE:
1ST BATCH: 22nd – 25th Apr, 2025
2ND BATCH: 4th – 7th Nov, 2025
25, Queen street, Alagomeji Bus Stop, Yaba, Lagos