This note explains the 
following topics: Fluid Power Fundamentals, Bernoulli's Equation, Flow Control 
Valves, Direct and Pilot Operated Relief Valves, Hydraulic Circuits, Flow 
Control Circuits, Check and Pilot to Open Check, Flow divider or combiner; Roles 
of Hydraulic Fluid, Viscosity, Fluid Properties: Bulk Modulus, Fluid Inertia, 
Hydraulic Pumps, Power Steering Valve, Pump Classification, Hydrostatic 
Transmissions and Transformers, Electrohydraulics, Control design, feedback, 
P-control and P-I control.
Author(s): Professor Perry Y. Li
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