Course

Elective Streams General Electives

Unit 1

Car Body Details: Types: compact, hatch-back, saloon, convertibles, limousine, estate car, racing and sports car. Car body construction; design criteria, prototype making, Body In white, creating the inner panels, underfloor panels, detailing of class A surfaces (Flanges, seating, hemming. Electric vehicle body design.

Structural Analysis of the Body: Loads experienced by the body structure under various vehicle operating conditions, Simple Structural Surfaces (SSS) method and its application to various types of car bodies, the effect of internal stresses, design synthesis, etc.

Unit 2

Bus Body Details: Types: mini bus, single decker, double-decker, two level and articulated bus. Bus body layout; floor height, engine location, entrance and exit location, seating dimensions. Constructional details: frame construction, double skin construction, types of metal sections used, Conventional and integral type construction, Bus Body Code and Regulations. Code for Truck Cabs, truck Bodies and trailers.

Bus and Truck Body Manufacturing techniques. Indian Bus and Truck body building scenario and the way forward.

Unit 3

Commercial Vehicle Details: Types of body; flat platform, drop side, fixed side, tipper body, tanker body, Light commercial vehicle body types. Dimensions of driver’s seat relation to controls. Driver’s cab design. BODY MATERIALS, TRIM AND MECHANISMS: Steel sheet, timber, plastic, GRP, properties of materials; Corrosion, anticorrosion methods. Selection of paint and painting process. Body trim items. Body mechanisms. Born electric Vehicle-body types and materials.

Course Objectives

1. To introduce the types, construction of car, bus and truck bodies
2. To provide insights on body mechanisms, trim and materials
3. To familiarise on applications of structural analysis to the car bodies

Course Outcomes

CO-PO Mapping

Skills acquired

Basic understanding of Vehicle bodies, their construction, regulations and materials. Structural analysis of vehicle body structure

Text Books / References

1. Lorenzo Morello, Lorenzo Rosti Rossini, Giuseppe Pia, Andrea Tonoli, “The Automotive Body, Vol 1 Components Design, Vol. 2: System Design” Springer science, 2011.
2. Jason Brown, A. John Robertson and Stan T. Serpento, “Motor Vehicle Structures: Concepts and Fundamentals”, Butterworth-Heinemann, 2002.
3. Janusz Paw?owski, “Vehicle Body Engineering, Business Books,
4. AIS 052: Code pf Practice for Bus Body Design and Approval, ARAI, Pune,2022
5. AIS 093: Code pf Practice for Construction and Approval of Truck Cab and truck Bodies, ARAI, Pune,