A conference room for seating 90 persons is to be maintaineci at 25 °C dry bulb temperature and 40% relative humidity. The outdoor conditions are 45 °C dry bulb temperature and 30 °C wet bulb temperature. The Latent and sensible heat loads per person, 40 W and 0.07 kW respectively, light and fans 12 kW, sensible heat gin through glass 1300 W, if the air infiltration is 1080 m3/h and mass of fresh air is 0.5 m3/min. Calculate grand total heat. *
A conference room for seating 90 persons is to be maintaineci at 25 °C dry bulb temperature and 40% relative humidity. The outdoor conditions are 45 °C dry bulb temperature and 30 °C wet bulb temperature. The Latent and sensible heat loads per person, 40 W and 0.07 kW respectively, light and fans 12 kW, sensible heat gin through glass 1300 W, if the air infiltration is 1080 m3/h and mass of fresh air is 0.5 m3/min. Calculate grand total heat. *
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Transcribed Image Text:A conference room for seating
90 persons is to be maintainec
at 25 °C dry bulb temperature
and 40% relative humidity. The
outdoor conditions are 45 °C
dry bulb temperature and 30
°C wet bulb temperature. The
Latent and sensible heat loads
per person, 40 W and 0.07 kW
respectively, light and fans 12
kW, sensible heat gin through
glass 1300 W, if the air
infiltration is 1080 m3/h and
mass of fresh air is 0.5 m3/min.
Calculate grand total heat. *
O 76.9 kW
O 6790 W
O 7690 W
O 67.9 kW
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