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Course Catalog 2014-2015
IHA-2576 Digital Hydraulics, 5 cr |
Additional information
Opintojakson esitietoina on Hydrauliikan ja Automatiikan aineopinto kokonaisuus 25 op.Luennoidaan suomeksi. Lectures are in Finnish but all material is available in English. The course is suitable for international students. Basic knowledge about Matlab and Simulink is needed
Person responsible
Matti Linjama
Lessons
| Study type | P1 | P2 | P3 | P4 | Summer | Implementations | Lecture times and places |
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Requirements
Exam + practical work
Completion parts must belong to the same implementation
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 (1-5) will be used on the course
Partial passing:
Study material
| Type | Name | Author | ISBN | URL | Edition, availability, ... | Examination material | Language |
| Lecture slides | Lectures | Matti Linjama | Oppimateriaali jaetaan Moodlen kautta | No | English |
Prerequisites
| Course | Mandatory/Advisable | Description |
| IHA-1101 Hydrauliikan perusteet | Mandatory | |
| IHA-2606 Modelling of Fluid Power Components | Mandatory |
Additional information about prerequisites
Basic knowledge about modelling of hydraulic systems with Simulink is needed.
Prerequisite relations (Requires logging in to POP)
Correspondence of content
| Course | Corresponds course | Description |
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More precise information per implementation
| Implementation | Description | Methods of instruction | Implementation |