Years ago I was taught that if the width of an air cooler header was over 8 feet, more than 1 pair of nozzles should be used. Exceeding this width limit meant that there would be too much maldistribution. Now I am seeing more and more air cooler headers that exceed the 8 foot limit. There is one...
I am looking for experimental data available in the open literature for the shell side pressure drop in a shell-and-tube heat exchanger. Present shell side pressure drop methods give answers 50% low to 200% high according to Perry's Chemical Engineers' Handbook.
I already have the following...