MODULE 3 /// 1st year C-cycle:Elements of Mechanical Engineering (mechanical-18ME15/25)

MODULE 3 NOTES:

CONTENTS OF MODULE 3:

MOD 3-

IC engines:Classification, I.C. Engines parts, 2 and 4 stroke petrol and 4-stroke diesel engines. P-V diagrams of Otto and Diesel cycles. Simple problems on indicated power, brake power, indicated thermal efficiency, brake thermal efficiency, mechanical efficiency and specific fuel consumption.

Refrigeration and Air conditioning Refrigeration -Definitions -Refrigerating effect, Ton of Refrigeration, Ice making capacity, COP, relative COP, Unit of Refrigeration. Refrigerants, Properties of refrigerants, List of commonly used refrigerants. Principle and working of vapor compression refrigeration and vapor absorption refrigeration. Domestic refrigerator. Principles and applications of air conditioners, window and split air conditioners.

(RBT Levels : Ll, L:Z & L3)

EME-18ELE15/25- handwritten notes below

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