Note for Automobile Engineering - AE by aniket wadhe

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Ch. No. 1 Marks INTRODUCTION TO AUTOMOBILES 16 After studying this Chapter, students should be able to; [1] Understand the layout of an Automobile [2] Classify the automobile with different aspects [3] Identify various automobile components & their Location on the Vehicle. [4] Draw the different vehicle layouts according to engine location [5] State the concept of Aerodynamic aspects [6] List down the various automobile power plants Prof. A P Vadnere, Head of Department (Mechanical Engineering) MET BKC IOT-P, Nashik 1  Prof. A P Vadnere, HOD-Mech., MET, BKC, IOT-P| “Introduction of an Automobile”  

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1. Introduction of an Automobile: Automobile Engineering is a sub group of Mechanical Engineering and it is a branch of engineering which deals with the study of different 1. Automobile Transmission Systems, 2. Automobile Power Plant, 3. Automobile Workshop Practices and 4. Advances in Automobiles with practice to propel the vehicle. The word Automobile is simply made up of two words, Auto & Mobile. Auto means self propelled & Mobile means vehicle which can move. Thus the meaning of these two words is self propelled vehicle which run with their own power popularly known as Automobile. 1.1 Definition of an Automobile: An Automobile is a Self Propelled vehicle that travels on the road surface which is used for the transportation of passengers & goods upon the ground. Examples of Automobiles: Car, Bus, Truck, Jeep, Tractor, Scooter, Motor Cycle etc. Table 1: Classification of Automobile According to Body style: S. N Types of Vehicle Description/Definition Examples 1 Sedan It is also calls as Saloon. The passenger vehicles which have front and back seats and can accommodate four or six persons. 2 Door Sedan or 4 Door Sedan 2 Hard Top Have front and back seats and are generally characterized by their lack of door pillars. 2 Door Hardtops or 4 Door Hardtops. 3 Lift back It is also called as Hatchback. It is a salon with a door at the back and having a rear luggage compartment which is an extension of the passenger compartment. 3 Door Hatchback (Maruti Omni) and 5 Door Hatchback (Maruti 800). 4 Coupe The vehicle used for only two persons (Couple) is known as Coupe. Thus there is only one row of seats for two persons. Only two doors are provided. Imported Cars 5 Limousine This is a luxurious car having a driving compartment separated from rear compartment by a sliding glass division. Super Luxurious Car 6 Convertible As name suggested, it provides to arrange the car may be either open or enclosed. For this purpose, the roof of convertible car is of soft folding and windows of special wind up design Imported Cars 2  Prof. A P Vadnere, HOD-Mech., MET, BKC, IOT-P| “Introduction of an Automobile”  

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Clas 3  Prof. A P Vadnere, HOD-Mech., MET, BKC, IOT-P| “Introduction of an Automobile”  

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1.2 Classification of an Automobile: Automobiles Are Classify according to Purpose/Use Fuel Used Passenger Cars Petrol Vehicles Goods Carriage Diesel Vehicles Special Purpose LPG/CNG Vehicles Earth Moving Electric Cars Motor Cycle Hybrid Cars (Bikes) Solar Cars Mopeds Fuel Cell Load Capacity Drive Used Heavy Motor Vehicle Left Hand Drive Medium Motor Vehicle Right Hand Drive Light Motor Vehicle Two Wheel Drive Four Wheel Drive Engine Location Body Styles Front Engine Front Wheel Drive Cars Rear Engine Rear Wheel Drive Front Engine Rear Wheel Drive Bus Chassis Full Forward Chassis Semi Forward Chassis Figure 1: Detail Classification of Automobiles 4  Prof. A P Vadnere, HOD-Mech., MET, BKC, IOT-P| “Introduction of an Automobile”   Wheel &Axle Sedan/saloon Hardtop Two Wheeler Liftback Three Wheeler Station Wagon Four Wheeler Coupe Limousine Convertible Estate Car Six Wheeler Single Axle Multi Axle