Research microstructure Rodent dental alloy based on Ni-Cr-Mo after casting in a vacuum furnace. Chemical analysis of crystallographic orientation and topography. Bold molybdenum carbides, eutectic-P and particles of aluminum oxide within dendrites.
In this study, porous Ti-Nb-Zr biomaterial which is not included poison elements was successfully fabricated by powder metallurgy using space holder of NH4HCO3 and foaming agent of TiH2. Biocompatibility of porous Ti-Nb-Zr alloys is similar to Ti-6Al-4V.
Evaluation of the technical system and its subsequent use for decision-making to ensure complex technical systems with appropriate quality of work. The characteristics and specificity of the model changes performance States based on the Markov chain.
Establishing conditions for quality surface finish in grinding abrasive wheel. Determine the optimal mode grinding, allowing you to get the highest performance and lowest cost processing, providing the necessary tech-tech requirements for machine parts.
Determination of the rolling parameters that allow obtaining a bimetallic ribbed bar. Familiarization with the shape and dimensions of the round ribbed finished pass and of the bimetallic flat oval band obtained in numerical modelling - cross-section.
The problem of fuzzy multicriterial analysis of local energy conversion systems. Construction of training samples for artificial neural networks. Application of multiagent calculating models. Transition from vectorial criterion to a scalar combination.
Approaches to optimization and the development of the model given the parameters and constraints of the subject area to improve the efficiency of product quality. Modules of adaptation and realization of adaptation functions and testing system components.
Consideration of lightweight aggregate that obtained from the raw material modified by clay minerals, zeolites. Protection the environment from petroleum substances. Modification of the lightweight aggregate with the use of spent zeolite sorbents.
Выбор и анализ методов обработки мужской демисезонной куртки, обеспечивающих повышение производительности труда и снижение затрат времени на изготовление. Оценка эффективности методов обработки и сборки. Инструкционно-технологическая карта обработки узла.
The conductive nanocomposite films based on functional reactive copolymers and bifunctional alcohols. Creation multiwall carbon nanotubes. Dependence properties of the nanocomposites from the specific composite composition and obtaining conditions.
Analysis a lot of problems which constrain the transfer of diesel engines on "ecological" fuel and showing opportunities of manufacturing this fuel on Ukrainian enterprises. Evaluation of innovation taking in consideration environmental protection.
A new concept of Artificial Neural Networks in estimating speed and controlling a separately excited DC motor. A three-layer feed forward neural network with sigmoid activation functions in the input and hidden layers and purelin in the output layer.
Geometry enhancements, general beam section calculator, body diagrams and grid point force balances, graphics enhancements, scripting language and polygon and freehand selection, their application in the development of parts. Results viewing enhancements.
Peculiarities of application of mathematical apparatus for the calculation of point Baluba-Naidysh to develop the technology for scanning of the light openings of different configurations. Method of determining point equations for parabolic window.
Joint with interference fit as third in total connections in engineering after a gap of cylindrical and threaded. The inductor for locomotive wheelset disassembly - one of the typical representatives of the induction coil for heating intricate parts.
The developing of the numerical model of viscoelastic material using finite element method. The comparison of the obtained results with use of FEM software with experimental data. The calculation of the stress and strain state of the asphalt specimen.
Nonaxisymmetric boundary value problem of elasticity theory for multiconnected body with cylindrical boundaries. Boundary conditions by the generalized Fourier method. The numerical analysis of stresses in the areas of their greatest concentration.
The model of spatially distributed curing process of epoxy matrix polymeric composite. The model using the projections of Pareto points set on the 8-dimensional space of design variables. Сontrol synthesis for the closed mould curing of composite spar.
The regularities of macromolecules behavior in the flow with longitudinal velocity gradient and manifested in this case effects of elastic deformations have importance in understanding the mechanism of anomalously high cutting power of water-polymer jet.
The study of structural changes during hot deformation metal during controlled rolling. The influence of preheating temperature and deformation degree on the size and shape of austenite grains. The definition of the polygonal structure of the austenite.