Ron PalgraveRon Palgrave is a retired pump designer and specialist in the hydraulic design and performance of centrifugal pumps. He has nearly 60 years' experience with 5 manufacturers. He has written several technical papers, magazine articles, and is the autho of the 1st edition of Troubleshooting Centrifugal Pumps and their Systems. He has been granted several patents relating to pump technology. Mr. Palgrave currently practices part-time and is one of the most experienced hydraulic engineers in the industry. Read More Read Less