SDU Education Information System
   Home   |  Login Türkçe  | English   
 
   
 
 


 
Course Information
Course Unit Title : Advanced Lubrication Theory
Course Unit Code : 01IMM5107
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 : learning of advanced lubrication technology application
Mode of Delivery : Face-To-Face
Prerequisities and Co-requisities Courses : Unavailable
Recommended Optional Programme Components : Unavailable
Course Contents :
application of advanced lub. tech. and theories
Languages of Instruction : Turkish
Course Goals : field of advanced lubrication tech.
application areas of advanced lubr,cation tech.
Course Aims : Identification and examination of the application fields of advanced lubrication and learning theories.
WorkPlacement  
studies of advanced lubrication technology -level technical skills
Recommended or Required Reading
Textbook : work notes
Additional Resources : Andras Z. Szeri, Fluid Film Lubrication, Cambridge University Press, 2011
Material Sharing
Documents :

Andras Z. Szeri, Fluid Film Lubrication, Cambridge University Press, 2011
Assignments :
homework
Exams :
mid. term exam and final exam
Additional Material :
yok
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 1 14  
Homeworks :
2 40 80  
Presentation :
0 0 0  
Project :
0 0 0  
Lab Study :
0 0 0  
Field Study :
0 0 0  
Visas :
1 20 20  
Finals :
1 20 20  
Workload Hour (30) :
30  
Total Work Charge / Hour :
176  
Course's ECTS Credit :
6      
Assessment Methods and Criteria
Studies During Halfterm :
Number Co-Effient
Visa :
0 100
Quiz :
0 0
Homework :
0 0
Attendance :
0 0
Application :
0 0
Lab :
0 0
Project :
0 0
Workshop :
0 0
Seminary :
0 0
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 1. Friction, wear and lubrication theory
Shape of surface, properties of surfaces, friction, boundary lubrication, hydrodynamical lubrication, numerical methots in hyrdodynamical lubrication, Hydrostatic lubrication, elastohydrodynamic lubrication, wear coefficient
 
2 2. Lubricant and their application
Liquid lubricant, solid lubricant, properties of gases, lubricating oil additives, metal removal, luubricant application methods
 
3 cutting fluids, cutting fluids microbial action, circulating oil systems
 
4 4. OIL RHEOLOGY and LOW TEMPERATURE PROPERTIES OF LUBRICANTS
This week, provides an overview of the low temperature properties of lubricants, lubricant viscosity theory; Viscosity Index Improvers (VI); low and high shear rate properties of lubricants and how these properties are measured.
 
5 5. LUBRICANT ADDITIVES
The week, includes a discussion on lubricant additives in chemistry and mechanism action; these additives include antioxidants, antiwear and extreme pressure agents, friction modifiers, viscosity index improvers, corrosion inhibitors, and metal deactivators.
 
6 WEAR AND WEAR MECHANISMS
The presentation includes discussions on the various kinds of wear, wear mechanisms, and equipment failure modes. There will be discussions on how to diagnose wear problems. The course will emphasize the use of visuals to help in the understanding of wear.
 
7 8. Equations

Fluid mechanics kinematics, velocity, acceleration, the transport teorem, equation of continuity, stress, cauchy?s equations of motion, consistutive equations,
General motion of a fluid particle, navier-stokes equations, the thin-film approximation, the feynolds equation
 
8 9. Thick-film lubrication
External pressurized bearings, pad characteristics, optimization, operation with flow restrictors, journal bearings, thrust bearings, effects of surface topology, surface roughness.
 
9 10. Dynamic properties of lubricant films
Fixed pad, linearized force coefficient, stability of flexible rotor,
Pivoted-pad journal bearings, pivoted-pad thrust bearings
 
10 Effects of fluid inertia
Temporal inertia limit, convective inertia limit (journal bearings, hydrostatic bearing) total inertia limit
 
11 Flow stability and transition
Stability, stabilty criteria, stability analysis, enegy stability, linear stability. Flow between concentric cylinders, flow between eccentric cylinders, rotating disk flows.
 
12 Turbulance
Equations of turbulent motion, turbulance models, bulk flow model
 
13 Thermal effects
Effective viscosity, thermohyrodynamical theory, thermal deformation, energy equation, the heat coonduction equation
 
14 Lubrication with non newtonian fluids and Gas lubrication
hydrodynamical lubrication, elastohydrodynamic lubrication, the piezoviscous fluid lubrication approximation, Blood as lubricant (the rheology of blood), Blood trauma models. Reynolds equations for gas lubricant.
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0
 
0