Heat radiation related to air humidity?

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SUMMARY

The discussion centers on the impact of outside air humidity on heat radiation in the context of designing a heat and cooling installation for an office. It concludes that outside air humidity does not significantly affect heat radiation through convection or conduction, with a practical assumption of 50% humidity being sufficient for calculations. The project considers the heat generated by computers and occupants within a simplified office model.

PREREQUISITES
  • Understanding of thermodynamics principles
  • Familiarity with heat transfer mechanisms (convection and conduction)
  • Basic knowledge of HVAC system design
  • Ability to make assumptions for simplified modeling
NEXT STEPS
  • Research HVAC system design principles for office environments
  • Explore thermodynamic calculations involving heat transfer
  • Learn about the effects of humidity on thermal comfort
  • Study the impact of electronic equipment heat generation on indoor climate
USEFUL FOR

This discussion is beneficial for HVAC engineers, thermodynamics students, and anyone involved in designing energy-efficient office environments.

Ortix
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For my thermodynamics energy project, we are designing a heat- and cooling installation for an office. We are curious whether the outside air humidity plays a big enough roll in the radiation of heat (convection or conduction).

We can assume that the office is a box (no rooms), but we do have to take into account the heat generated by computers and people. I'm saying this so it becomes apparent what kind of assumptions we have to make.
 
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Ortix said:
For my thermodynamics energy project, we are designing a heat- and cooling installation for an office. We are curious whether the outside air humidity plays a big enough roll in the radiation of heat (convection or conduction).

We can assume that the office is a box (no rooms), but we do have to take into account the heat generated by computers and people. I'm saying this so it becomes apparent what kind of assumptions we have to make.

The outside air humidity does not play a big enough role to be practically significant. Just assume 50% humidity.
 

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