OUTLINE

Author: Dr. Medhat Khalil, Ph.D. - Hydraulic system builders and users will find this book beneficial in understanding the construction and the operating principles of the electro-hydraulic systems. The book is designed to cover the knowledge of electro-hydraulic components including solenoid operated valves, proportional valves, servo valves and amplifiers. The book also covers the technicalities of in-field tuning of open-loop and closed-loop electro-hydraulic systems. The book also presents guideline to select a valve for an application and how to read data sheet of a valve. The book covers the basic functions contained in the electronic control units that drive EH valves such as gain adjuster, maximum current limiter, ramp generator, pulse width modulation, dead band eliminator, and null adjustment current much more.