JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

To familiarize civil engineering students with the

• Basic machine elements,
• Sources of Energy and Power Generation,
• Various manufacturing processes,
• Power transmission elements, material handling equipment.

Course Outcome

At the end of the course Student will able

• To understand the mechanical equipment for the usage at civil engineering systems,
• To familiarize with the general principles and requirement for refrigeration, manufacturing,
• To realize the techniques employed to construct civil engineering systems.

UNIT - I

Machine Elements: Cams: Types of cams and followers Introduction to engineering materials-Metals, ceramics, composites-Heat treatment of metals Riveted joints- methods of failure of riveted joints-strength equations-efficiency of riveted joints - eccentrically loaded riveted joints.

UNIT - II

Power Transmission Elements: Gears terminology of spur, helical and bevel gears, gear trains. Belt drives (types). Chain drives. Material Handling equipment: Introduction to Belt conveyors, cranes, industrial trucks, bull dozers

UNIT - III

Energy: Power Generation: External and internal combustion engines (layouts, element/component description, advantages, disadvantages, applications). Refrigeration: Mechanical Refrigeration and types – units of refrigeration – Air Refrigeration system, details and principle of operation –calculation of COP Modes and mechanisms of heat transfer – Basic laws of heat transfer –General discussion about applications of heat transfer.

UNIT - IV

Manufacturing Processes: Sheet Metal Work: Introduction – Equipments – Tools and accessories – Various processes (applications, advantages / disadvantages). Welding: Types – Equipments –Techniques employed –welding positions-defects-applications, advantages / disadvantages – Gas cutting – Brazing and soldering. Casting: Types, equipments, applications

UNIT - V

Machine Tools: Introduction to lathe, drilling machine, milling machine, grinding machine-Operations performed

TEXT BOOKS:

• 1. Kumar, T., Leenus Jesu Martin and Murali, G., Basic Mechanical Engineering, Suma Publications, Chennai, 2007 R18 B.TECH CIVIL ENGG.

REFERENCE BOOKS:

• 1. Prabhu, T. J., Jai Ganesh, V. and Jebaraj, S., Basic Mechanical Engineering, SciTech Publications, Chennai, 2000.
• 2. Hajra Choudhary, S.K. and Hajra Choudhary, A. K., Elements of Workshop Technology Vols. I & II, Indian Book Distributing Company Calcutta, 2007.
• 3. Nag, P.K., Power Plant Engineering, Tata McGraw-Hill, New Delhi, 2008.
• 4. Rattan, S.S., Theory of Machines, Tata McGraw-Hill, New Delhi, 2010. R18 B.TECH CIVIL ENGG.