IHA-2576 Digital Hydraulics, 5 cr
Additional information
Basic knowledge about Matlab and Simulink is needed
Person responsible
Matti Linjama
Lessons
| Implementation | Period | Person responsible | Requirements |
| IHA-2576 2018-01 | 1 - 2 |
Matti Linjama |
Exam + practical work |
Learning Outcomes
The student understands fundamental principles of digital hydraulic systems and differences to traditional hydraulic systems. The main focus is in digital valves and their control.
Content
| Content | Core content | Complementary knowledge | Specialist knowledge |
| 1. | Binary components in hydraulics, different on/off valves. | Boosting of on/off valves. | |
| 2. | Digital hydraulic systems. Utilization of parallel connection. | ||
| 3. | DFCU - Digital Flow Control Unit, static and dynamic characteristics. | Good and bad state transitions. | |
| 4. | Digital valve systems. Characteristics, benefits and challenges. | ||
| 5. | Model based control of DFCU and digital valve systems. | Sum flow control, simultaneous control of three or four control edges. | Steady-state model of valve-cylinder combination and its solution. |
| 6. | Digital pumps and motors. | Controllability of digital pumps and motors. | |
| 7. | Miniaturization, PNM coded systems | ||
| 8. | Pressure transients. | ||
| 9. | Fault tolerance. | Compensation of valve faults. |
Instructions for students on how to achieve the learning outcomes
Exam and practical work.
Assessment scale:
Numerical evaluation scale (0-5)
Partial passing:
Study material
| Type | Name | Author | ISBN | URL | Additional information | Examination material |
| Lecture slides | Lectures | Matti Linjama | Lecture material will be delivered via Moodle. | No |
Prerequisites
| Course | Mandatory/Advisable | Description |
| IHA-1102 Hydrauliikan ja koneautomaation perusteet | Mandatory | |
| IHA-2609 Modelling of Fluid Power Components | Mandatory |
Additional information about prerequisites
Basic knowledge about modelling of hydraulic systems with Simulink is needed.
Correspondence of content
| Course | Corresponds course | Description |
| IHA-2576 Digital Hydraulics, 5 cr | IHA-2570 Digital Hydraulics, 5 cr |