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A smoking lounge is to accommodate 15 heavy smok- ers. The minimum fresh air requirement for smoking lounges is specified to be 30 L/s

A smoking lounge is to accommodate 15 heavy smok- ers. The minimum fresh air requirement for smoking lounges is specified to be 30 L/s per person (ASHRAE, Standard 62, 1989). Determine the minimum required flow rate of fresh air that needs to be supplied to the lounge, and the diameter of the duct if the air velocity is not to exceed 8 m/s.

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