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Course Information
Course Unit Title : Mixture Preparation Techniques in Internal Combustion Engines
Course Unit Code : 01MAK9615
Type of Course Unit : Optional
Level of Course Unit : Second Cycle
Year of Study : Preb
Semester : 255.Semester
Number of ECTS Credits Allocated : 6,00
Name of Lecturer(s) : ---
Course Assistants :
Learning Outcomes of The Course Unit : 1) To have knowledge about the effects of turbulence on combustion
2) To learn spraying systems
3) To understand the impact of combustion chamber geometry on air motion within the cylinder
4) To learn the mixture creation systems applied to new generation engines
Mode of Delivery : Face-To-Face
Prerequisities and Co-requisities Courses : Unavailable
Recommended Optional Programme Components : Unavailable
Course Contents : Operating principles of internal combustion engines, physical and chemical analysis of the combustion event, In-cylinder air motion, Swirl, Tumble, turbulence, turbulence parameters, ignition and combustion, effects of turbulence on combustion, turbulence in engine, the effects of engine speed, combustion chamber geometry, the crank angle, swirl and tumble on turbulence. The effect of combustion chamber geometry on mixture formation, the formation of mixture for gasoline engines, fuel injection systems, Manifold injection (PFI) systems, gasoline direct injection (GDI) systems. PFI and GDI applications. Mixture formation in diesel engines and fuel equipment, fuel jet fragmentation, spray formation and the effective parameters, the injectors classification, structure and working principles, the laws of the spray and spray timing, the relationship between the spray parameters and engine performance, fuel consumption and emissions, stratified and homogeneous charged combustion systems, flow diagnostic techniques (LDV, LDA, PIV, PTA, etc.) related to formation of the mixture, The new methods and approaches about mixture formation in internal combustion engines
Languages of Instruction : Turkish
Course Goals : 1) To provide information about the effects of turbulence on combustion
2) To teach spraying systems
3) To describe the effect of combustion chamber geometry on in-cylinder air motion
4) To teach the mixture creation systems applied to new generation engines
Course Aims : To show the effect of fuel injection systems for gasoline and diesel engines, types of combustion chambers and bulk flows on formation of the mixture and current examples of fuel/air formation of a new generation engines
WorkPlacement  
Recommended or Required Reading
Textbook : Assist.Prof.Dr. Dinçer BURAN, Lecture Notes (Unpublished)
Additional Resources : Heywood, J.B., Internal Combustion Engine Fundamentals, McGraw Hill Book Company, New York, 1988.
Material Sharing
Documents :
Assignments :
Exams :
Additional Material :
Planned Learning Activities and Teaching Methods
Lectures, Practical Courses, Presentation, Seminar, Project, Laboratory Applications (if necessary)
ECTS / Table Of Workload (Number of ECTS credits allocated)
Student workload surveys utilized to determine ECTS credits.
Activity :
Number Duration Total  
Course Duration (Excluding Exam Week) :
14 3 42  
Time Of Studying Out Of Class :
14 3 42  
Homeworks :
3 3 9  
Presentation :
1 20 20  
Project :
0 0 0  
Lab Study :
0 0 0  
Field Study :
0 0 0  
Visas :
1 20 20  
Finals :
1 40 40  
Workload Hour (30) :
30  
Total Work Charge / Hour :
173  
Course's ECTS Credit :
6      
Assessment Methods and Criteria
Studies During Halfterm :
Number Co-Effient
Visa :
1 50
Quiz :
0 0
Homework :
3 20
Attendance :
0 0
Application :
0 0
Lab :
0 0
Project :
0 0
Workshop :
0 0
Seminary :
1 30
Field study :
0 0
   
TOTAL :
100
The ratio of the term to success :
40
The ratio of final to success :
60
TOTAL :
100
Weekly Detailed Course Content
Week Topics  
1 Operating principles of internal combustion engines
 
2 Physical and chemical analysis of the combustion event
 
3 In-cylinder air motion, Swirl, Tumble, turbulence, turbulence parameters, ignition and combustion, effects of turbulence on combustion
 
4 Turbulence in engine, the effects of engine speed, combustion chamber geometry, the crank angle, swirl and tumble on turbulence
 
5 The effect of combustion chamber geometry on mixture formation, the formation of mixture for gasoline engines, fuel injection systems
 
6 Manifold injection (PFI) systems, gasoline direct injection (GDI) systems. PFI and GDI applications
 
7 Mixture formation in diesel engines and fuel equipment, fuel jet fragmentation, spray formation and the effective parameters
 
8 Exam
 
9 The injector's classification, structure and working principles
 
10 The laws of the spray and spray timing
 
11 The relationship between the spray parameters and engine performance, fuel consumption and emissions
 
12 Stratified and homogeneous charged combustion systems
 
13 Flow diagnostic techniques (LDV, LDA, PIV, PTA, etc.) related to formation of the mixture
 
14 The new methods and approaches about mixture formation in internal combustion engines
 
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