107. Is There A Handy Way To Determine If A Horizontal Pipe Is Running Full If The Flow Rate Is Known?
If Q/d2.5 is greater than or equal to about 10.2, then the pipe is said to full. In this case, Q is in GPM (U.S. Imperial gallons per minute) and d is in inches. Reference: Pocket Guide to Chemical Engineering, ISBN: 0884153118
