IIT Kharagpur crop production technology syllabus
Tractor & Power Systems
3 – 0 – 0 : 3 Credits Prerequsites: None
Introduction: Types of farm tractors. Trends in tractor design.
Engine Performance: Testing and evaluation of IC engines. Performance
characteristics of SI and CI engines. Governors and their controls.
Tractor Transmission: Tractor clutches and brakes. Power transmission
system and final drives.
Traction Theory: Different types of traction devices. Mechanics of traction
and towed wheels. Evaluating the performance of traction devices.
Tractor Chassis: Mechanics of tractor chassis. Lateral and longitudinal
stability. Weight transfer. Steering system.
Hitch Systems: Three point linkage geometry. Free link and restrained link
mechanisms. Automatic position and draft control systems used in modern
Tractor Test and Performance: Drawbar performance of tractors. Tractor
power cost estimation. Test standards.
Tractor ergonomics: Human factors in the design of tractor seat and