Download Elements of Mechanical Engineering Notes pdf. We provide B.tech 1st-year Elements of Mechanical Engineering study materials to B.Tech students free of cost and it can download easily and without registration need. We have provided Elements of Mechanical Engineering (मैकेनिकल इंजीनियरिंग नोट्स के तत्व) of B.Tech 1st Year Study Materials and Lecture Notes with Syllabus and Important Questions. From the following B.tech 1st-year Elements of Mechanical Engineering Notes, you can get the complete Study Material in Single Download Link.
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Elements of Mechanical Engineering pdf Download Free
The content of this course shall provide the student with the basic concepts of various mechanical systems and exposes the student to a wide range of equipment and their utility in a practical situation. It shall provide the fundamental principles of materials, fuels, Steam, I.C. Engines, compressors, hydraulic machines and transmission systems that usually exist in any process plant.
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Element of Mechanical Engineering Syllabus- 1st YearUNIT –I:
Stresses and strains: kinds of – stress-strains, elasticity and plasticity, Hooks law, stress-strain diagrams, modulus of elasticity, Poisson’s ratio, linear and volumetric strain, the relation between E, N, and K, bars of uniform strength, compound bars and temperature stresses.
UNIT– II:
Types of supports – loads – Shear force and bending moment for cantilever and simply supported beams without overhanging for all types of loads. Theory of simple bending, simple bending formula, Distribution of Flexural and Shear stress in Beam section – Shear stress formula – Shear stress distribution for some standard sections
UNIT-III:
Thin cylindrical shells: stress in cylindrical shells due to internal pressures, circumferential stress, longitudinal stress, design of thin cylindrical shells, spherical shells, change in dimension of the shell due to internal pressure, change in volume of the shell due to internal pressure. Thick Cylinders: Lame’s equation- cylinders subjected to inside and outside pressures columns and Struts.
UNIT-IV:
Steam boilers and Reciprocating air compressors: Classification of boilers, essentialities of boilers, selection of different types of boilers, the study of boilers, boiler mountings and accessories. Reciprocating air compressors: uses of compressed air, work is done in single-stage and two-stage compression, inter cooling and simple problems.
UNIT-V:
Internal combustion engines: classification of IC engines, basic engine components and nomenclature, working principle of engines, Four strokes and two-stroke petrol and diesel engines, comparison of CI and SI engines, comparison of four-stroke and two-stroke engines, simple problems such as indicated power, brake power, friction power, specific fuel consumption, brake thermal efficiency, indicated thermal efficiency and mechanical efficiency.
UNIT-VI:
Transmission systems: Belts –Ropes and chain: belt and rope drives, velocity ratio, slip, length of the belt , open belt and cross belt drives, the ratio of friction tensions, centrifugal tension in a belt,
power transmitted by belts and ropes, initial tensions in the belt, simple problems. Gear trains: classification of gears, gear trains velocity ratio, simple, compound –reverted and epicyclic gear trains.
Outcomes:
After completing the course, the student shall be able to determine: • The stress/strain of a mechanical component subjected to loading. • The performance of components like Boiler, I.C. Engine, Compressor, Steam/Hydraulic turbine, Belt, Rope, and Gear. • The type of mechanical component suitable for the required power transmission. Element of Mechanical Engineering Review Questions
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