Hydraulic Fluid Power. Andrea Vacca
Servovalves Problems Chapter 9: Hydraulic Accumulators 9.1 Accumulator Types 9.2 Operation of Gas‐charged Accumulators 9.3 Typical Applications 9.4 Equation and Sizing Problems References Note
8 Part III: Actuator Control Concepts Chapter 10: Basics of Actuator Control 10.1 Control Methods: Speed, Force, and Position Control 10.2 Resistive and Overrunning Loads Problems Note Chapter 11: General Concepts for Controlling a Single Actuator 11.1 Supply and Control Concepts 11.2 Flow Supply – Primary Control 11.3 Flow Supply – Metering Control 11.4 Flow Supply – Secondary Control 11.5 Pressure Supply – Primary Control 11.6 Pressure Supply – Metering Control 11.7 Pressure Supply – Secondary Control 11.8 Additional Remarks Note Chapter 12: Regeneration with Single Rod Actuators 12.1 Basic Concept of Regeneration 12.2 Actual Implementation Problems References
9 Part IV: Metering Controls for a Single Actuator Chapter 13: Fundamentals of Metering Control 13.1 Basic Meter‐in and Meter‐out Control Principles 13.2 Actual Metering Control Components 13.3 Use of Anticavitation Valves for Unloaded Meter‐out Problems Notes Chapter 14: Load Holding and Counterbalance Valves 14.1 Load‐holding Valves 14.2 Counterbalance Valves Problems Notes Chapter 15: Bleed‐off and Open Center Systems 15.1 Basic Bleed‐off and Open Center Circuits 15.2 Bleed‐off Circuit Operation 15.3 Basic Open Center System 15.4 Advanced Open Center Control Architectures Problems Notes Chapter 16: Load Sensing Systems 16.1 Basic Load Sensing Control Concept 16.2 Load Sensing System with Fixed Displacement Pump 16.3 Load Sensing Valve 16.4 Load Sensing System with Variable Displacement Pump 16.5 Load Sensing Pump 16.6 Load Sensing Solution with Independent Metering Valves 16.7 Electronic Load Sensing (E‐LS) Problems Notes Chapter 17: Constant Pressure Systems 17.1 Constant Pressure System with Variable Displacement Pump 17.2 Constant Pressure System with Unloader (CPU) 17.3 Constant Pressure System with Fixed Displacement Pump 17.4 Application to Hydraulic Braking Circuits Problems References Notes
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Part V: Metering Controls for Multiple Actuators
Chapter 18: Basics of Multiple Actuator Systems
18.1 Actuators in Series and in Parallel
18.2 Elimination of Load Interference in Parallel Actuators
18.3 Synchronization of Parallel Actuators Through Flow Dividers
Problems
Note
Chapter 19: Constant Pressure Systems for Multiple