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Description of Individual Course Units| Course Unit Code | Course Unit Title | Type of Course Unit | Year of Study | Semester | Number of ECTS Credits | | 130701608100 | TARIM TRAKTÖRLERİ | Compulsory | 4 | 8 | 5 |
| | Level of Course Unit | | First Cycle | | Objectives of the Course | | To know the tractor which is main power source of farming machines from all aspects, to learn the working principlesand the structure of the parts forming the tractor. Introduction to tractors and their developments, classifications, principal components of tractors, such as coupling system, brake system, hydraulic rigging, tractor mechanics, tractor power. | | Name of Lecturer(s) | | Doç. Dr. Sefa ALTIKAT | | Learning Outcomes | | 1 | To learn how to drive a tractor.; | | 2 | To learn about the engine, the clutch organs, gear box, differential, axes of the tractor and working principles an the parts of the final reduction.; | | 3 | To learn about steering systems, hydrolic lifting systems, power take off systems in terms of their working principles and parts.; | | 4 | To learn mechanics of the tractors, the possibilities of falling over of the tractors along with their computations.; | | 5 | To learn about the tractor power and its distribution and tractor power need in various farming processes.; | | 6 | To bound the tool and the equipment to the tractor and use it under working conditions.To learn tractors stabilizations from different conditions ; | | 7 | To learn determine the problems with the tractor and eliminate some of them within the workshop facilities.; | | 8 | They should know the tractor maintenance and apply it,They should be able to analyze the static and dynamic forces of the tractor and determine the falling over angles ; |
| | Mode of Delivery | | Daytime Class | | Prerequisites and co-requisities | | There is no prerequisite for this course. | | Recommended Optional Programme Components | | Attendance to classes is mandatory. Lessons are conducted face to face. | | Course Contents | | The content of the course consists of the importance of tractor in agriculture, usage areas, structural features, power and transmission systems, steering systems and dynamics. | | Weekly Detailed Course Contents | |
| 1 | Development of the tractor; Tractor types, functions of a farm tractor, the future engine, | | | | 2 | Termodynamic principles of internel combustion engines and engine design | | | | 3 | MAIN CONSTRUCTION ELEMENTS OF TRACTORS; Engine, Important relations related to engines, Characteristic curves of engines, Clutch, Mechanical clutches | | | | 4 | Basic calculations in mechanical clutches, Double disc mechanical clutch, Double acting (two-stage) mechanical clutch, Hydraulic clutches | | | | 5 | Powertrain, Gearbox, Slip gear gearbox, Continuous contact gearbox, Planetary gearbox, Group gearboxes, Quality and structures of gearbox elements, Efficiency in gearbox. | | | | 6 | Differential, Final Reduction, Walking Organs, Wheeled walking organs, Front axle, Rear axle, Track width adjustment, Tractor tires. | | | | 7 | Steering System, Normal (mechanical) steering system, Hydraulic steering system, Brake equipment, Basic relations for brakes, Types of brakes, Operating brakes, Single acting brakes (simplex brakes), Double acting brakes (duplex brakes), Servo acting brakes, Brake calculations , Drum brake calculation, Disc brake calculation | | | | 8 | TRACTOR EQUIPMENT; Tool Coupler and Tow Hooks, Three-Point Suspension System, Hydraulic Lifting System, Normal hydraulic lifting system, Automatic hydraulic lifting system, Stimulators controlling the working depth, Stimulators controlling skidding, Stimulators controlling the drawbar force, Stimulators controlling the lifting height, Drawbar force , automatic hydraulic lifting system controlling the lift height. | | | | 9 | Course repetition and midterm exam | | | | 10 | Elements of hydraulic system, calculations in hydraulic system. | | | | 11 | PTO Shaft and Pulley, Gearbox PTO, Engine PTO, Free engine PTO, Road PTO, Pulley, Front Loader, Driver Seats, Dimensions of Seats, Driver Cabins, Noise, Vibrations to the Driver. | | | | 12 | TRACTOR MECHANICS; Determination of Center of Gravity in Tractors, Forces in Tractor at Stationary State, Tractor in horizontal position, Tractor in incline, Tractor in lateral inclination, Determination of stability in stationary tractor. | | | | 13 | Forces in Rear Axle Driven Tractors, Effect of Forces on Tow Hook and Drawbar on Stability, Determination of Wheel Perimeter Force, Tractor Draft Force and Walking Resistance, Tractor Weight. | | | | 14 | TRACTOR EXPERIMENTS; Principles of Testing of Agricultural Tractors, General rules, Tractor selection, Preliminary preparations for the experiment, PTO power measurements, Drawbar power measurements, Rotation characteristics and determination of the center of gravity, Brake test for wheeled tractors, Noise measurements, Hydraulic lift test, For Agricultural Tractors Testing of Protective Frames and Cabinets. | | |
| | Recommended or Required Reading | | -Prof. Dr. Ahmet Saral 1997. Tarım Traktörleri. A.Ü. Ziraat Fakültesi Yayınları Yayın No:1471, Ders kitabı:436 (200 s).
-John B. Lilijedahl, Paul K. Turnquist, David W. Smith, Makoto Hoki. Tractors and Their Power Ünits. An AVI Book.ISBN 0 442 25897 6 (463s) | | Planned Learning Activities and Teaching Methods | | | Assessment Methods and Criteria | |
| Midterm Examination | 1 | 100 | | SUM | 100 | |
| Final Examination | 1 | 100 | | SUM | 100 | | Term (or Year) Learning Activities | 40 | | End Of Term (or Year) Learning Activities | 60 | | SUM | 100 |
| | Language of Instruction | | Turkish | | Work Placement(s) | | Internships are not included in the course. |
| | Workload Calculation | |
| Midterm Examination | 1 | 1 | 1 | | Final Examination | 1 | 2 | 2 | | Quiz | 4 | 1 | 4 | | Attending Lectures | 14 | 3 | 42 | | Self Study | 14 | 2 | 28 | | Individual Study for Mid term Examination | 6 | 3 | 18 | | Individual Study for Final Examination | 8 | 2 | 16 | | Homework | 14 | 2 | 28 | |
| Contribution of Learning Outcomes to Programme Outcomes | | LO1 | 3 | 3 | 5 | 1 | 2 | 3 | 3 | 4 | 5 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 3 | | LO2 | 3 | 2 | 4 | 2 | 2 | 3 | 4 | 4 | 4 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 2 | | LO3 | 3 | 3 | 4 | 2 | 2 | 3 | 5 | 4 | 5 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 2 | | LO4 | 3 | 3 | 4 | 2 | 2 | 3 | 3 | 4 | 4 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 2 | | LO5 | 3 | 3 | 4 | 2 | 2 | 3 | 4 | 4 | 4 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 2 | | LO6 | 3 | 3 | 4 | 2 | 2 | 3 | 5 | 4 | 4 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 2 | | LO7 | 3 | 3 | 4 | 2 | 2 | 3 | 5 | 4 | 4 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 2 | | LO8 | 3 | 3 | 4 | 2 | 2 | 3 | 4 | 4 | 4 | 2 | 3 | 2 | 3 | 2 | 1 | 2 | 4 | 3 | 2 | 2 |
| | * Contribution Level : 1 Very low 2 Low 3 Medium 4 High 5 Very High |
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Iğdır University, Iğdır / TURKEY • Tel (pbx): +90 476
226 13 14 • e-mail: info@igdir.edu.tr
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