Course detail
Hydraulic Gears of Machines
FSI-FHP-KAcad. year: 2019/2020
The course deals with the following topics – Hydrostatic transmissions: elements of hydrostatic mechanisms - converters, elements for pressure regulation, elements for flow regulation, elements for flow direction regulation, auxiliary elements, proportional elements. Calculation of hydrostatic circuits, starting and braking, thermal balance. Hydrostatic circuits of working machines. Hydrodynamic transmissions: hydrodynamic couplings and hydraulic torque converters.
Language of instruction
Number of ECTS credits
Mode of study
Guarantor
Learning outcomes of the course unit
Prerequisites
Co-requisites
Planned learning activities and teaching methods
Assesment methods and criteria linked to learning outcomes
Course curriculum
Work placements
Aims
Specification of controlled education, way of implementation and compensation for absences
Recommended optional programme components
Prerequisites and corequisites
Basic literature
kolektiv: Příručka hydrauliky, Svazek 2. Mannesmann Rexroth GmbH 1991, ISBN 3-8023-0898-0
SVOBODA, J.: Hydraulické převody pro vozidla. Skriptum ČVUT Praha, 1999
Recommended reading
PEŇÁZ, V. - BENŽA, D..: Tekutinové mechanismy. Skriptum VUT Brno, 1990. ISBN 80-214-0082-X
ŠKOPÁN, M.: Hydraulické převody strojů. Elektronická verze, VUT Brno 2004
Classification of course in study plans
Type of course unit
Guided consultation in combined form of studies
Teacher / Lecturer
Syllabus
2. Hydraulic resistances in the hydrostatic mechanisms
3. Transmission of pressure energy in the hydrostatic mechanisms – resistances H, R, D
4. Switching-in resistances of the same and different type, resistance network
5. Starting and braking hydrostatic mechanisms, heat calculation of hydrostatic circuits
6. Components of hydrostatic mechanism – converters and their parameters
7. Hydraulic generators – construction, characteristic curves, circuits
8. Rotary and rectilinear hydraulic motors – construction, characteristic curves, connection in circuit
9. Elements for pressure, direction and rate of flow control
10. Proportional elements, auxiliary elements
11. The ground of hydrostatic mechanisms design
12. Hydrostatic propulsive circuits of mobile working machines
13. Hydrodynamic couplings and hydraulic torque converters
Laboratory exercise
Teacher / Lecturer
Syllabus
10. – 11. Drawing up a hydraulic generator characteristic curve
12. – 13. Control of hydraulic motors speed in open hydraulic circuits