SPPU
TE Mechanical (2015 Course)
Subject: Refrigeration & Air Conditioning
Unit VI: Air Distribution Systems
Study Material
Syllabus
Unit VI Part A] Ducts
Classification of ducts, duct material, pressure in ducts, flow through duct, pressure losses in duct (friction losses, dynamic losses), air flow through simple duct system, equivalent diameter, Methods of duct system design: equal friction, velocity reduction, static regain method (numerical on duct system design)
Unit VI Part B] Air handling unit
Air handling unit, Fan coil unit, types of fans used air conditioning applications, fan laws, filters, supply and return grills, sensors (humidity, temperature, smoke).
Links for Study Material
Duct Material, Pressure in Ducts, Flow through
Duct, Pressure Losses in Duct (Friction Losses, Dynamic Losses), Air Flow through
Simple Duct System, Equivalent Diameter
Classification of Ducts, Methods of Duct
System Design: Equal Friction, Velocity Reduction, Static Regain Method
(Numerical on Duct System Design), Fan Laws
Air Handling Unit
Fan Coil Unit, Filters, Supply and Return
Grills
Types of Fans Used Air Conditioning
Applications (Refer Table 5.3)
Note 1: Numerical on
Equal Friction and Velocity reduction methods of duct system design only from
Part A. There will be no numerical from Part B.
Note 2: For more information, you may also watch other available NPTEL lectures for the subject.
Note 2: For more information, you may also watch other available NPTEL lectures for the subject.
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