Lev Nelik answers a reader's question on thermodynamic sub-processes that are highly time dependent
Dr. Nelik (aka “Dr. Pump”) is president of Pumping Machinery LLC, an Atlanta-based firm specializing in pump consulting, training, equipment troubleshooting and pump repairs. Nelik has more than 30 years of experience in pumps and pumping equipment. He may be reached at firstname.lastname@example.org.