Dear RotaryGuru,
Thank you so much for your comment. Unfortunately, I must return the favor and advise you that you are WRONG. My calculations are spot on. It may not be sensible to have a negative NPSHA, which is why is posted the question since I am not a pump specialist. However, my...
I'm working on specifying a pump to transfer LPG from storage offsite. The thing that I noticed is that the NPSHA that I'm coming up with is extremly low. Infact, it is negative. I've scanned a specsheet for another pump in similar service and I noticed that it was specified with a NPSHA of...