AKTU Automotive Transmission (BAU501) Syllabus PDF – B.Tech 3rd Year
Automotive Transmission BAU501
All syllabus, notes, question bank & PYQ for this subject
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- Semester 5
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Syllabus — Automotive Transmission
Download PDFBAU501 · 4 credits · L-T-P 3-1-0
Course Outcomes
| Course Outcomes: The students will be able to | Blooms Taxonomy | |
| CO-1 | Understand the Gearbox construction based on mechanism of working | K2 |
| CO-2 | Understand the constructional, working principle of various types clutches | K2 |
| CO-3 | Understand the components and working of fluid coupling and Hydrodynamic drive. | K2 |
| CO-4 | Understand Principal construction and working of Hydrostatic and Electric drive | K2 |
| CO-5 | Understand Components and types of Automatic Transmissions & its drives. | K2 |
| CO-6 | Apply the design concepts of gear box and clutches for calculating gear ratio and forces & wear of clutches. | K3 |
Unit 1: Clutch
Principle of operation, Requirements of Clutch, Constructional details Different types of clutches- Single plate coil spring and Diaphragm spring clutches, and multi-plate clutch, Centrifugal and Automatic Clutch, Dry and Wet type of clutch, Friction lining materials, Factors influencing clutch wear & points of wear, Clutch Design, Clutch faults- Diagnosis & Remedies.
Unit 2: Gear Box
Need for Transmission system, Forces acting on vehicle, Tractive Effort, Gear box Objective of the Gear Box, Determination of gear ratios for vehicles, Power-Torque Characteristics, Performance characteristics in different speeds, Different types of gear boxes – sliding, constant and synchromesh type, Planetary gear box, Need for double declutching and working of synchronizing unit. Power and economy modes in gearbox, Transfer box, Transaxles, Overdrives. Gear shifting mechanisms, mechanical link and wire types, Gear box maintenance
Unit 3: Hydrodynamic drive
Fluid Coupling & One way clutches: Fluid coupling-Principle-Constructional details. Torque capacity.
Performance characteristics. Reduction of drag torque in fluid coupling. Fluid requirements and characteristics One way clutches (Over running clutch) Constructional details of various types, percentage slip, like sprag clutch, ball and roller one way clutches, necessity and field of application, working Hydrodynamic Torque converters: Introduction to torque converters, Principle constructional details, performance characteristics. Comparisons characteristics, Multistage torque converters and Polyphase torque converters.
Unit 4: Hydrostatic and Electric Drives
Hydrostatic drive – principle, types, advantages, limitations - Comparison of hydrostatic drive with hydrodynamic drive - Construction and working of typical Janny hydrostatic drive.
Electrical drives: advantages and limitations, principles of Ward Leonard system of control Modern electric drive for buses and performance characteristics.
Unit 5: Automatic transmission:
Automatic transmissions relative merits and demerits when compared to conventional transmission, Components of Automatic Transmission, Types of Automatic transmission - Automated manual transmission (AMT), Automatic step transmission (AT), Dual-clutch transmission (DCT), Continuously variable transmission (CVT) Epicyclic Gear Box- Principle of Planetary gear trains. Introduction to epicyclic gear train – external mesh and internal mesh planetary geartrains, The fundamentals of a hydraulic control system, basic four speed hydraulic control system.
Reference Books
- Heldt, P.M., “Torque converters”, Chilton Book Co., 1962.
- Newton and Steeds, “Motor vehicles”, Illiffe Publishers, 1985.
- Devaradjane. Dr. G., Kumaresan. Dr. M., “Automobile Engineering”, AMK Publishers, 2013.
- Hydrostatic transmissions for vehicle applications, I Mech E Conference, 1981-88.
- Crouse,W.H., Anglin,D.L.,” Automotive Transmission and Power Trains construction”, McGraw Hill, 1976.
- Heinz Heisler, “Advance vehicle Technology”, Butterworth-Heinemann, 2002.
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