04. Air at (to -30°C; -70%) relative humidity is to be conditioned to test 27°C; : - 20°C) using preheater, dehumidifier

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04 Air At To 30 C 70 Relative Humidity Is To Be Conditioned To Test 27 C 20 C Using Preheater Dehumidifier 1 (360.2 KiB) Viewed 39 times

04. Air at (to -30°C; -70%) relative humidity is to be conditioned to test 27°C; : - 20°C) using preheater, dehumidifier, and reheater as shown in the figure. The dehumidified air leaves the dehumidifier at wet-bulb of (t) = 17°C) while the apparatus dew-point of the cooling coil (the dehumidifier) is 10°C. Draw the various processes on the psychrometric chart and find: . The dry-bulb temperature and relative humidity of the air leaving the preheater (state 2). b. The by-pass factor of the dehumidifier tat w Reheer 2. 3