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Machine Elements and Mechanisms II. (E131026)
Katedra:ústav konstruování a částí strojů (12113)
Zkratka:MEM2Schválen:06.02.2009
Platí do: ??Rozsah:3+0
Semestr:*Kredity:3
Zakončení:ZKJazyk výuky:EN
Anotace
Preliminary design, design calculations and aplication of axles and shafts, sliding and rolling bearings, shaft connections, elements of crank mechanism, pipelines and their accessories and fittings.
Vyučující
doc. Ing. Luděk Jančík CSc.
Letní 2017/2018
doc. Ing. Luděk Jančík CSc.
Letní 2016/2017
doc. Ing. Luděk Jančík CSc.
Letní 2015/2016
Osnova
Axles and shafts. Preliminary design, strength and deformation evaluation. Vibration of shafts.
Sliding bearings. Bases of tribology, lubrication, lubricants. Radial sliding bearings operating at hydrodynamic or hydrostatic lubrication. Design, loading capacity and reliability of sliding bearings.
Rolling bearings. Standardisation. Kinematics, dynamics, loading capacity, durability of rolling bearings. Shaft supporting with use of rolling bearings.
Shaft coupling and clutches. Main types, properties, characteristics, application. Kinematics, dynamics, design, dimensioning, design calculations.
Inelastic, elastic and compensating shaft couplings.
Design, loading capacity and compensating capabilities of shaft couplings.
Dynamic torsional analysis of driving systems provided with shaft couplings.
Mechanically controlled shaft clutches. Design, calculation of loading capacity, compensating properties.
Special shaft clutches. Safety, starting, overrunning clutches.
Main parts of crank mechanisms. Kinematics and dynamics of crank mechanism. Theoretic indicator diagrams.
External, internal and inertial forces loading crank mechanisms.
Loading, preliminary strength calculation and design of main parts of crank mechanisms.
Pipelines and fittings. Flow of substance through pipeline. Operating parameters, calculation of pipeline diameter.
Pipes. Materials, production, dimensioning, loading capacity, joining.
Pipeline compensators.
Closing fittings. Cocks, valves, gate valves. Closing forces of fittings, dimensioning, design calculations.
Osnova cvičení
None
Literatura
Jančík, L.: Machine Elements and Mechanisms II (study texts). CTU Prague, 2006
J.E. Shigley; Ch.R. Mischke: Mechanical Engineering Design. McGraw Hill, New York, 1989.
Požadavky
Examination:
- knowledge of whole range of lectured subject matters,
- capability to sketch of given arrangement of shaft supporting inside gearboxes with help of rolling bearings without use of literature,
- numerical calculation of given design example of simple driving mechanism or supporting system with use of literature
Klíčová slova
Supporting systems, axles, shafts, sliding bearings, rolling bearings, shaft couplings, shaft clutches, parts of crank mechanisms, pipelines and fittings, dimensioning, loading capacity, durability, reliability.
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