This course will cover the following topics as per the JNTU Syllabus:

JNTUH B.Tech 3rd year (3-2) Refrigeration and Air Conditioning gives you detail information of Refrigeration and Air Conditioning R13 syllabus It will be help full to understand you complete curriculum of the year.
 Please click here to see the Introductory video of this course: 

UNIT â?? I

Introduction to Refrigeration: -Basic concepts â?? Unit of refrigeration and C.O.P-refrigerators-heat pump- carnot refrigerator-applications of refrigerator â?? Vapour compression refrigeration- Ideal cycle -effect of sub cooling of liquid- super heating of vapour-deviations of practical (actual cycle) from ideal cycle- construction and use of P-H chart- problems.

UNIT â?? II

Components : Compressors -classification â?? Working â?? Advantages and Disadvantages. Condensers â?? classification â?? Working Principles Evaporators â?? classification â?? Working Principles Expansion devices â?? Types â?? Working Principles.

UNIT III

Vapor Absorption refrigeration â?? Description and working of ammonia â?? water, Li Br â?? water system â?? Calculation of HCOP, Principle and operation of three fluid vapour absorption refrigeration system.Air refrigeration- Bell Coleman cycle â?? open and dente air system â?? ideal and actual refrigeration â?? applications â?? steam jet refrigeration system -working principle â?? basic operation

UNIT â?? IV

Introduction to Air Conditioning:Psychometric Properties & Processes â?? Sensible and latent heat loads Characterisation â?? Need for Ventilation, Consideration of Infiltration â?? Load concepts of RSHF, ASHF, ESHF and ADP.Concept of human comfort and effective temperature -Comfort Air conditioning â?? Industrial air conditioning and Requirements â?? Air conditioning Load Calculations.

UNIT â?? V

Air Conditioning systems: Classification of equipment, cooling, heating humidification and dehumidification, filters, grills and registers, deodorants, fans and blowers. Heat Pump â?? Heat sources â?? different heat pump circuits Applications