České vysoké učení technické v Praze: Poslední příspěvky
Zobrazují se záznamy 1-20 z 33617
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Oxidické vrstvy na titanových slitinách pro lékařské aplikace
; Vedoucí práce: Špatenka Petr; Oponent práce: Jíra Aleš
(České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2019-03-09)Slitina titanu s hliníkem (Al) a vanadem (V) (TiAlV) patří v současné době k nejčastěji užívanému materiálu pro výrobu implantátů. Prvky Ti s Al a V zlepšují mechanické vlastnosti materiálu hlavně pak modul pružnosti. ... -
Aplikace plasmové úpravy pro vláknové kompozity s termoplastovou matricí
; Vedoucí práce: Špatenka Petr; Oponent práce: Cabrnoch Bohuslav
(České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2019-03-09)Disertační práce se zabývá přípravou kompozitních materiálů na bázi nepolárních termoplastů vyztužených skelnými vlákny. Cílem práce je prokázání zvýšení mechanických vlastností vlivem ekologické nízkoteplotní plasmové ... -
Integrace knihovního systému v informačním systému ČVUT
(Západočeská univerzita, 2018) -
Numerical Implementation of Distortional Hardening Models
; Vedoucí práce: Plešek Jiří; Oponent práce: Halama Radim
(České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2019-03-16)The presented thesis describes the formulation of two new constitutive models of metal plasticity within the realm of small strains, both featuring directional distortional hardening. New yield functions have been proposed ... -
Development and Calibration of Elasto-Plasticity Models with Directional Distortional Hardening
; Vedoucí práce: Plešek Jiří; Oponent práce: Džugan Jan
(České vysoké učení technické v Praze. Vypočetní a informační centrum.Czech Technical University in Prague. Computing and Information Centre., 2019-03-16)This thesis deals with the phenomenological modeling of the directional distortional hardening and the metal plasticity in general. A particular plasticity model is analytically integrated for the proportional multiaxial ... -
LEADTIME INVENTORY AND SAFETY STOCK CALCULATION IN JOBSHOP MANUFACTURING
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)The purpose of this article is to present a method for calculating the lead-time, the inventory, and the safety stock or buffer in job shop manufacturing, which are essentially stochastic variables. The research method is ... -
AN ANALYSIS OF SPATIAL STRUCTURE OF URBAN REGIONAL NETWORKS USING GIS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)Road network is the foundation of the urbanization process. Initially, it represented an indispensable part not only for the very existence of cities but also for their further economic and social development. Gradually ... -
PARTICULARS OF ADSORBENT REGENERATION WITH THE USE OF MICROWAVE ENERGY
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)Energy conservation issues are acute in the world. Compressed air is widely used in the modern industrial production. The production of compressed air is a very energy-intensive process, since most of the energy, which is ... -
EVALUATION OF SENSOR SIGNAL PROCESSING METHODS IN TERMS OF INFORMATION THEORY
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)The paper deals with the examination of basic methods of evaluation of sensor signals in terms of the information content of the given method and the used technical means. In this respect, methods based on classical analog ... -
A METHOD OF COMPLEX CALCULATION OF RATIONAL STRUCTURAL PARAMETERS OF RAILWAY HUMPS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)The article deals with a method of complex calculation of rational structural parameters of humps at classification yards. Unlike existing methods, this method allows an implementation of the technology of guided gravity ... -
MULTIDIMENSIONAL HYBRID BOUNDARY VALUE PROBLEM
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)The purpose of this paper is to discuss three types of boundary conditions for few families of special functions orthogonal on the fundamental region. Boundary value problems are considered on a simplex F in the real ... -
LOW LEAKAGE CHARGE RECYCLING TECHNIQUE FOR POWER MINIMIZATION IN CNTFET CIRCUITS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)Carbon Nanotube Field Effect Transistor (CNTFET) is one of the most promising candidates in the near future for digital design due to its better electrostatics and higher mobility characteristics. Parameters that determine ... -
EVALUATION OF RAILWAY BALLAST LAYER CONSOLIDATION AFTER MAINTENANCE WORKS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)The results of the study of the ballast layer consolidation after the work of ballast-tamping machines of different types are given in the article. The existing methods of determining the degree of consolidation of the ... -
OPTIMIZATION OF BIODIESEL PRODUCTION FROM WASTE FRYING OIL OVER ALUMINA SUPPORTED CHICKEN EGGSHELL CATALYST USING EXPERIMENTAL DESIGN TOOL
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)An optimization of the biodiesel production from a waste frying oil via a heterogeneous transesterification was studied. This present study is also aimed at investigating the catalytic ehaviour of the alumina supported ... -
PARTICLE MOTION OVER THE EDGE OF AN INCLINED PLANE THAT PERFORMS AXIAL MOVEMENT IN A VERTICAL LIMITING CYLINDER
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)Differential equations of a relative material particle motion over the edge of an inclined flat ellipse that rotates around the axis of a vertical limiting cylinder have been deduced. The position of a plane relative to ... -
MODIFICATION OF HIERARCHICAL AGGLOMERATIVE CLUSTERING WITH COMPLETE LINKAGE FOR OPTIMAL USAGE WITH PASSIVE OPTICAL NETWORKS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)Today, passive optical networks (PONs) represent a modern solution for high-speed FTTx subscriber lines and networks. Due to the fact that optical fibres and cables are deployed in last-mile network segments. Unfortunately, ... -
THE INFLUENCE OF SILVER NANOPARTICLES SYNTHESIS ON THEIR PROPERTIES
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)Application of green methods to replace physical and chemical methods for synthesis of silver nanoparticles (AgNPs) has become necessary not only from economic aspect but especially due to its significant impact on ecosystem. ... -
ULTRAHIGHPERFORMANCE FIBREREINFORCED CONCRETE UNDER HIGHVELOCITY PROJECTILE IMPACT PART 2 APPLICABILITY OF PREDICTION MODELS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)Semi-infinite targets of Ultra-High-Performance Fibre-Reinforced Concrete with various fibre volume fractions were subjected to the high-velocity projectile impact using in-service bullets. In this study, a variety of ... -
APPLICABILITY OF CARBON FIBRES IN REFRACTORY CEMENT COMPOSITES
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2018)The main objective of this article is to present the influence of high temperatures on mechanical properties of advanced refractory cement composite reinforced with carbon fibres. The presented material is suitable for ... -
THE SUGGESTIONS AS TO THE CALCULATION BEARING CAPACITY OF SANDWICH REINFORCED CONCRETE — FOAMED CONCRETE FLOOR SLABS
(České vysoké učení technické v PrazeCzech Technical University in Prague, 2019)This article presents the results of an experimental research of sandwich reinforced concrete-foamed concrete floor slabs. These floor slabs combine three different materials — normal concrete, foamed concrete and a steel ...