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Apkrauto raumens mechaninių charakteristikų tyrimas
(2008)
Disertacijoje taikant eksperimentinius, statistinius, skaitmeninius tyrimo būdus nagrinėjamos apkrauto raumens mechaninės charakteristikos. Pagrindinis tyrimo objektas – skirtingai apkrauto raumens savybės ir elgsena. Šio ...
Failure resistance of high-cycle loaded welded joints
(2012)
The dissertation investigates the problems of welded joints resistance to fracture, affected by high-cycle load. The object of research is mechanical state of welded joints, formed in construction elements, in which the ...
Research of aerodynamic characteristics of wing airfoils
(2013)
The present dissertation analyses the impact of basic airfoil parameters on its aerodynamic characteristics. By using computational methods, experimental research and comparative analysis the study aims to analyse and ...
Adaptyvieji stochastiniai algoritmai mechaninių sistemų elementams optimizuoti
(2005)
Šiame darbe nagrinėjamas stochastinių algoritmų vystymas ir taikymas mechaninių sistemų elementų geometrijai optimizuoti. Inžinerinėje praktikoje geometrijos optimizacijos uždaviniai dažniausiai yra netiesiniai, turintys ...
The investigation of wire rope defect using contactless dynamic method
(2014)
The dissertation investigates the diagnostics of wire rope by using forced characteristics. The main object of research is defects of prestressed ropes using a dynamic systems characteristic. The primary purpose of this ...
Research of a flexure based mikropositiong stages
(2014)
There are several main goals such as analyses scientific literature about micropositioning stages, application of the flexure mechanisms in the field of micropositioning, statics and dynamical modeling of a flexure based ...
Simulation of mechanical behaviour of the electromagnetic railgun by finite element method
(2010)
The numerical analysis of electromagnetic railgun dynamics under transient load is considered in current PhD thesis. The object of investigation is electro-magnetic accelerator EMA-3 at French-German institute of Sain-Louis ...
Casting voids influence on spheroid graphite cast iron high-cycle fatigue strength
(2008)
The influence of casting voids on spheroid cast iron cracking threshold is investigated. The experimental results and their analytical and numerical analysis basing on linear fracture mechanics is presented.
Patologijų įtakos kraujo slėgiui ir greičiui kraujagyslėse tyrimas
(2007)
The influence of pathologies to blood pressure and velocity in blood vessels
Creation of hardfaced surfaces and investigation of its wear resistance
(2009)
This thesis presents research in the area of creation of coated electrodes for hard surfacing. The principal subject of research is coated electrodes and metals deposited by means of them. The main objective of the thesis ...