How do I determine the number of passes for internal coils? I have two internal steam coils, one at 650 ft2 and one at 715 ft2. The two combined will discharge about 30 gpm condensate. How do I determine the number of coil passes needed? The coils have a 7" pitch. How do I determine the...
I’m looking at an evaluation of PSV’s on heat exchangers and have come across a statement “ Three exchangers fail the 2/3’s rule” What is the 2/3’s rule?