Alan Fletcher <a...@well.com> wrote:
> 3. Use two thermocouples for the entire test (also logged) -- eCat > cylinder (test point chosen by use of IR camera) and ambient. > I believe the IR camera has an on-board thermocouple for ambient. Another would not hurt. > Nobody's pointed it out, but the LEAST accurate measurement is the > CONVECTION, which when done indoors can be affected by stable air-patterns. > > 6. I'd be inclined to add a "chimney" over the ecat, stir up the air-flow > with baffles and/or fans . . . Been there. Done that. I don't recommend it. Just ignore convection if you don't believe the textbooks. You get significant excess even if you leave it out. - Jed
