I had the same question a ways back and called Carrier to explain. After you think about it for a while, it does make sense.
I know when I calculate the sensible load for outside air for wintertime, I always use 70F(Trm)-10F(local Toa). I don't worry about the actual leaving air temperature...
I think you're right about this. I've used this exception for areas like school gyms and theater houses where only one zone is involved. On a packaged rooftop system, I usually provide a powered exhaust fan to placate the code official about pressurizing the space.
Also, you can't use a...
Yes, I'm using ceiling diffusers and a VAV system with series fan powered boxes. It seems to me that the outside air required for this room by code only comes from the central air handler, and thus through the primary air. Given the requirements in the code, how do I convince a code official...
I'm new. I Love this forum and think its a good spot to throw ideas around.
This is probably an age old problem. I run into this on almost all my office space projects. The dreaded interior conference room. The cooling loads for these spaces are always way low, and the ventilation...