Digital Hydraulics, 5 op

Ydinsisältö

• Static and dynamic characteristics of on/off valves.
• DFCU - Digital Flow Control Unit, static and dynamic characteristics.
• Digital valve systems. Characteristics, benefits and challenges.
• Model based control of DFCU and digital valve systems.
• Digital pumps and motors.
• Miniaturization, PNM coded systems
• Pressure transients, good and bad state transitions.
• Multi-chamber cylinders.

Täydentävä tietämys

• Dynamic modelling of on/off valves.
• Different coding methods.
• Sum flow control, simultaneous control of three or four control edges.
• Controllability of digital pumps and motors.

Erityistietämys

• Boosting of on/off valves.
• Steady-state model of valve-cylinder combination and its solution.