Recent content by ShimaParty

I agree that the solution lies in door system, but the payback on that door system depends on how much do I lose by not doing it. I appreciate there might be no way how to easily calculate it. My problem is: I've got a site that is cooled down to -25C. I was told that opening the door(10.2m^2)...

Hi, I'm trying to calculate energy loss between two areas. One area is -25C and another is +15. The contact area(door) is 20m^2. Is convective heat transfer formula the right way to calculate it, or what should I use? I want to find out the how many kW I need to keep cold area at -25 when the...