An office to be air conditioned has a total heat load 80 kW with 50% sensible heat ratio. The office is to be maintained at comfort condition. Outside air is at 32°C and 42% relative humidity. The conditioned air enters the office at 19°C. if 25% of the supply is fresh air, and the rest is recirculated, determine a) capacity of the fan, b) refrigeration load, and c) temperature of mixed air before it enters the conditioner

An office to be air conditioned has a total heat load 80 kW with 50% sensible heat ratio. The office is to be maintained at comfort condition. Outside air is at 32°C and 42% relative humidity. The conditioned air enters the office at 19°C. if 25% of the supply is fresh air, and the rest is recirculated, determine a) capacity of the fan, b) refrigeration load, and c) temperature of mixed air before it enters the conditioner

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter35: Comfort And Psychrometrics

Section: Chapter Questions

Problem 3RQ: Lower room temperatures can be offset in winter by A. lowering the relative humidity. B. being very...

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