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Refrigeration and Air Conditioning

Refrigeration and Air Conditioning. Instructor: Prof. M. Ramgopal, Department of Mechanical Engineering, IIT Kharagpur. This course introduces the fundamentals of refrigeration and air conditioning. Topics covered in this course include History of refrigeration; Applications of refrigeration and air conditioning; Review of thermodynamics; Methods of producing low temperatures; Air cycle refrigeration systems; Vapour compression refrigeration systems; Vapour absorption refrigeration systems; Refrigeration system components: compressors, condensers, evaporators, expansion devices; Analysis of complete vapour compression system; Refrigerants; Psychrometry; Psychrometric processes; Psychrometry of air conditioning systems; Air conditioning systems; Cooling and heating load calculations; Transmission and distribution of air; and Space air distribution. (from nptel.ac.in)

Lecture 37 - Psychrometry of Air Conditioning Systems

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Lecture 01 - History of Refrigeration

Lecture 02 - Refrigerant Compressors and Development

Lecture 03 - Applications of Refrigeration and Air Conditioning

Lecture 04 - Review of Fundamentals: Thermodynamics

Lecture 05 - Review of Fundamentals: Thermodynamics (cont.)

Lecture 06 - Fundamentals of Fluid Flow

Lecture 07 - Fundamentals of Heat Transfer

Lecture 08 - Methods of Producing Low Temperatures

Lecture 09 - Air Cycle Refrigeration Systems

Lecture 10 - Vapour Compression Refrigeration Systems

Lecture 11 - Vapour Compression Refrigeration Systems (cont.)

Lecture 12 - Vapour Compression Refrigeration Systems (cont.)

Lecture 13 - Vapour Compression Refrigeration Systems (cont.)

Lecture 14 - Vapour Absorption Refrigeration Systems

Lecture 15 - Vapour Absorption Refrigeration Systems (cont.)

Lecture 16 - Vapour Absorption Refrigeration Systems (cont.)

Lecture 17 - Vapour Absorption Refrigeration Systems (cont.)

Lecture 18 - Worked Out Examples I

Lecture 19 - Worked Out Examples II

Lecture 20 - Refrigeration System Components: Compressor

Lecture 21 - Refrigeration System Components: Compressor (cont.)

Lecture 22 - Refrigeration System Components: Compressor (cont.)

Lecture 23 - Refrigeration System Components: Compressor (cont.)

Lecture 24 - Refrigeration System Components: Compressor (cont.)

Lecture 25 - Refrigeration System Components: Compressor (cont.)

Lecture 26 - Refrigeration System Components: Condensers

Lecture 27 - Refrigeration System Components: Condensers (cont.)

Lecture 28 - Refrigeration System Components: Condensers and Evaporators

Lecture 29 - Refrigeration System Components: Evaporators

Lecture 30 - Refrigeration System Components: Expansion Devices

Lecture 31 - Refrigeration System Components: Expansion Devices (cont.)

Lecture 32 - Analysis of Complete Vapour Compression System

Lecture 33 - Refrigerants

Lecture 34 - Psychrometry

Lecture 35 - Psychrometric Processes

Lecture 36 - Inside Design Conditions based on Thermal Comfort Criteria

Lecture 37 - Psychrometry of Air Conditioning Systems

Lecture 38 - Air Conditioning Systems

Lecture 39 - Cooling and Heating Load Calculations: Solar Radiation

Lecture 40 - Cooling and Heating Load Calculations

Lecture 41 - Cooling and Heating Load Calculations (cont.)

Lecture 42 - Cooling and Heating Load Calculations (cont.)

Lecture 43 - Selection of Air conditioning Systems

Lecture 44 - Transmission and Distribution of Air

Lecture 45 - Transmission and Distribution of Air (cont.)

Lecture 46 - Space Air Distribution