The article provides a brief overview of the historical stages of the development of geographic information systems and describes the experience of their use in ecological and faunistic studies. The examples of using GIS for the ecological, geographical and spatial analysis of different groups of animals...

The emergence of modern high-strength materials leads to the creation of thin-walled structures in various fields of technology. To obtain the necessary information about their behavior under load, it is necessary to analyze all the characteristic features encountered at all stages of their loading -...

Surface tensile stress and internal shear stress are main sources of the fretting fatigue for endless rope winch drum during operation. To probe the distributions and impact factors, the basic theories of microtribology and contact mechanics are applied to derive analytical expressions. Then, numerical...

At present there are several protocols ensuring data transmission within wireless data transmission networks. The majority of them are byte-oriented protocols with reliable data, which is delivered along the route with connection setup

The article presents the comparison analysis of wireless technologies Wi-Fi and Wi-MAX. Today, these technologies are key in modern society, no organization can do without these technologists. The aim of the scientific article is to identify the most popular and sought-after wireless technology, to determine...

Application of Algorithm Target Change of the Filled Cells of the Matrix for a One-Dimensional Bending Element in the Problems of Structural Mechanics

The article dwells on principles of building and conditions of production of information measuring systems of linear displacement. A possible generalized scheme of the optometrist-electronic systems is presented. It is shown that action of optometrist-electronic information measuring systems is based...

Numerical mathematical simulation of the strengthening combined local loading of the deformation zone in the process of penetration of indenters of different shapes into the piece body was considered. The simulation results were presented in the form of the pattern corresponding to the Odkvist parameter...

A gradient strengthening control procedure based on the numerical simulation of the combined local loading of the deformation zone in the form of an algorithm of actions pertinent to the prescription of operational parameters is described. A particular case in the form of the completed nomogram of the...