Types of the combined mechanisms of simultaneous turning and folding blades, which can be stabilized the frequency of rotation of horizontal-axis wind turbines. Analysis of the dependence of the adjusting movement of the slide from rotation angles.
Classification level of development of new technologies in the BSR countries using a synthetic development measure. Grouping with the help of cluster analysis. Identify the most important features that determine their development and use as a roadmap.
Overview of the development of technologies as a basis for economic growth. Development approaches for linking science and policy through the use of production technology to data sources, indicating S&T development and implementation of STI policies.
Learning algorithm of consistent actions to obtain quality coatings made by the complex technological method electrocontact strengthening of sprayed coatings. Analysis Ishikawa diagram which allows identify the causes of the impairment coatings obtained.
Characteristics of mathematical model of dynamic processes that occur in frictional hardening of flat surfaces of machine parts with use of the tool with the cut transverse grooves on its working parts. Cyclic circuit of the machine’s oscillations.
Determination of a fire area during the time of its unobstructed development, the amount of the devices for the fire extinguishing agent supply. Consideration features of its mathematical model of the optimization in the woodworking enterprises workshops.
Research of mathematical model of the process intrusion forming polymer products. Establishing a dependency on the angle of melt costs lifting screw injection unit in the material cylinder based on the geometric parameters of extrusion head and mold.
Consideration the mathematical model of process of pressing of seamless pipes. Effect on various forms of rolling shaping matrix. The nature of the formation of the deformation zone. Development of direct compression on a cylindrical mandrel pipe.
Technological solutions that allow us to solve the problem of premature wear of the printing machines. A new technology of strengthening and recovery of details based on vibration roll burnishing is offered. Experimental work and scientific conclusions.
Cylinder shaped parts – one of the mostly used in printing presses. A new technology of strengthening and recovery of details based on vibration roll burnishing is offered in the article. Experimental work and scientific conclusions are described.
Development of methods for heat engineering tests of hydrodynamic pumps. Processes which occur in activator with water thermal hydrodynamic pump. Water flow speeds in a system. Gas bubbles are the product of centrifugal force effecting on carrier flow.
Іn this paper we present the microcontroller system for the diagnostics and evaluation of the Stirling engine performance. For this purpose the analysis model for the prototype engine has been developed to present the engine’s improved benchmarking result
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.