Transcription of Principles of Evaporative Cooling System - PDHonline.com
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Principles of Evaporative Cooling System - PDHonline.com
PDHonline Course M231 (4 PDH) Principles of Evaporative Cooling System2012 Instructor: A. Bhatia, Online | PDH Center5272 Meadow Estates DriveFairfax, VA 22030-6658 Phone & Fax: Approved Continuing Education PDH Course M231 Page 1 of 55 Principles of Evaporative Cooling System A. Bhatia, Course Contents Evaporative coolers, often called "swamp coolers", are Cooling systems that use only water and a blower to circulate air. When warm, dry (unsaturated) air is pulled through a water-soaked pad, water is evaporated and is absorbed as water vapor into the air. The air is cooled in the process and the humidity is increased.
an absolute measure of the moisture in the air at a constant pressure. If the dew-point temperature is close to the air temperature, the relative humidity is high, and if the dew point is well below the air temperature, the relative humidity is low. 8) Grains of moisture: Term used to express the weight of moisture per pound of air (14
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