# JNTUH B.TECH R18 4-1 Syllabus For refrigeration and air conditioning PDF 2022

### Get Complete Lecture Notes for refrigeration and air conditioning on Cynohub APP

You will be able to find information about refrigeration and air conditioning along with its Course Objectives and Course outcomes and also a list of textbook and reference books in this blog.You will get to learn a lot of new stuff and resolve a lot of questions you may have regarding refrigeration and air conditioning after reading this blog. refrigeration and air conditioning has 5 units altogether and you will be able to find notes for every unit on the CynoHub app. refrigeration and air conditioning can be learnt easily as long as you have a well planned study schedule and practice all the previous question papers, which are also available on the CynoHub app.

All of the Topic and subtopics related to refrigeration and air conditioning are mentioned below in detail. If you are having a hard time understanding refrigeration and air conditioning or any other Engineering Subject of any semester or year then please watch the video lectures on the official CynoHub app as it has detailed explanations of each and every topic making your engineering experience easy and fun.

### refrigeration and air conditioning Unit One

#### UNIT – I

Introduction to Refrigeration: – Necessity and applications – Unit of refrigeration and C.O.P. – Mechanical Refrigeration – Types of Ideal cycle of refrigeration.
Air Refrigeration: Bell Coleman cycle and Brayton Cycle, Open and Dense air systems – Actual air refrigeration system – Refrigeration needs of Air crafts- Air systems – Application of Air Refrigeration, Justification – Types of systems – Problems.

### refrigeration and air conditioning Unit Two

#### UNIT – II

Vapour compression refrigeration – working principle and essential components of the plant – Simple Vapour compression refrigeration cycle – COP – Representation of cycle on T-S and p-h charts – effect of sub cooling and super heating – cycle analysis – Actual cycle Influence of various parameters on system performance – Use of p-h charts – Problems.

### refrigeration and air conditioning Unit Three

#### UNIT – III

System Components: Compressors – General classification – comparison – Advantages and Disadvantages. Condensers – classification – Working Principles. Evaporators – classification – Working Principles. Expansion devices – Types – Working Principles. Refrigerants – Desirable properties – common refrigerants used – Nomenclature – Ozone Depletion – Global Warming – Azeotropes and Zeotropes.

### refrigeration and air conditioning Unit Four

#### UNIT – IV

Vapor Absorption System – Calculation of max COP – description and working of NH3 – water system
Li – Br system. Principle of operation Three Fluid absorption system, salient features. Steam Jet Refrigeration System – Working Principle and Basic Components
Principle and operation of (i) Thermoelectric refrigerator (ii) Vortex tube or Hilsch tube.

### refrigeration and air conditioning Unit Five

#### UNIT – V

Introduction to Air Conditioning: Psychometric Properties & Processes – Sensible and latent heat loads – Characterization – Need for Ventilation, Consideration of Infiltration – Load concepts of RSHF, ASHF, ESHF and ADP.
Concept of human comfort and effective temperature –Comfort Air conditioning – Industrial air conditioning and Requirements – Air conditioning Load Calculations.
Air Conditioning systems – Classification of equipment, cooling, heating humidification and dehumidification, filters, grills and registers, deodorants, fans and blowers.
Heat Pump – Heat sources – different heat pump circuits – Applications.

### refrigeration and air conditioning Course Objectives

To apply the principles of Thermodynamics to analyze different types of refrigeration and air conditioning systems and to understand the functionality of the major components.

### refrigeration and air conditioning Course Outcomes

At the end of the course, the student should be able to Differentiate between different types of refrigeration systems with respect to application as well as conventional and unconventional refrigeration systems. Thermodynamically analyse refrigeration and air conditioning systems and evaluate performance parameters. Apply the principles of Psychometrics to design the air conditioning loads for the industrial applications.

### refrigeration and air conditioning Text Books

Refrigeration and Air conditioning / CP Arora / Mc Graw Hill
Refrigeration and Air-Conditioning / RC Aora / PHI

### refrigeration and air conditioning Reference Books

Principles of Refrigeration – Dossat / Pearson
Basic Refrigeration and Air-Conditioning / Ananthanarayanan / Mc Graw Hill

### Scoring Marks in refrigeration and air conditioning

Information about JNTUH B.Tech R18 refrigeration and air conditioning was provided in detail in this article. To know more about the syllabus of other Engineering Subjects of JNTUH check out the official CynoHub application. Click below to download the CynoHub application.

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