Work on the current topic of hybrid titanium-polymer composite materials (Ti-PCM) is continuing. After checking the technological feasibility of the two-stage process of manufacturing flat and single curvature of parts, work is carried out to optimize the composition, including through the introduction of elastic intermediate layers, the selection of the optimal parameters of the process.
The bearing capacity of a parts or units with a holes for fasteners and mechanical fasteners depends on the stress-strain state and its accompanying stress concentration in the local area of fasteners. In General, it is influenced by a set of operational and structural and technological factors. To replace the use of metal embedded elements, the technology of unloading the zone of point fastening of joints of composite structures is proposed by creating a combined connection with an intermediate element - a composite liner installed by a thermal compression method along the contour of the hole.
Methods and means of assessing information security risks are considered. The main problems that arise in the process of performing the analysis of the security of an enterprise in the field of information security are shown. A brief review of the existing instrumental solutions to the problems of assessing the risks of information security organizations engaged in various fields of activity is given. The main advantages and disadvantages of methods for risk assessment and software based on these techniques are analyzed. The results of the review are presented, conclusions are made regarding the shortcomings of methods and tools, and the question of the optimal correlation of such concepts as the breadth of applicability of methods and software tools and reliability, accuracy and adequacy of information security risk assessment are considered. We propose new additional stages of risk analysis that allow improving existing methods and eliminating the shortcomings identified during the review.
To study the distribution of temperature fields into a large-sized combined parts, it is necessary to devote a great attention for all the design features. A specimen for investigation the “behavior” of the material in different zones of a typical PCM panel must simultaneously contain both a monolithic and sandwich part of the structure.
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