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The article presents an information system for monitoring and managing the quality of medical devices (apparatus, equipment, tools) in medical institutions in order to ensure effective and high-quality diagnosis and treatment of patients. To develop the structure of the information system, the stages of the life cycle of medical devices in a medical institution are considered on the example of the Central City Hospital No. 2 named after A.A. Mislavskiy of Yekaterinburg city, Russia. Personal account cards, mainten...

The purpose of this study is to create an information system that allows for predicting the results of football matches primarily focusing on teams in the Russian Premier League (RPL). To predict the results of matches it is possible to use various approaches that take into account a large number of different factors. This work is devoted to the study of patterns of outcomes of matches, depending on the place occupied by a team in the championship. During the season, teams can occupy the predicted and desired plac...

The Ore Mountains in the Czech-German borderland (Central Europe) were depopulated after the 2nd World War. The rapid population decrease affected the industry that used to be in this region for ages and almost all the industry in the Czech side of the Ore Mountains vanished. More than 240 vanished objects (factories, technical objects, manufactures) were identified during background research and the field survey in the area of interest. Based on the history and depopulation of this region, the vanished objects ma...

An important factor in the scientific and educational process in higher education is the local library of the respective educational institution. The local library offers the use of the local library information system and more precisely the Online Public Access Catalog (OPAC) to perform a lot of reference and research activities for the mentioned process. As the name suggests the system usually works online and has a web-based interface that allows working with it remotely over the Internet using a regular web br...

Electrical cables are one of the key components of green building technologies. They are crucial for the operating of many green building technologies (e.g. power transfer from the solar cell to other building electric devices). For fire safety level assessment of electrical cables installed in green buildings are used their fire characteristics. The reaction to fire is the fundamental and most important fire characteristic of electrical cables. Nevertheless, it is used almost exclusively in the prescriptive appro...

The ?20-20-20? program provides a 20% reduction in greenhouse gas emissions (CO2 equivalent) compared to 1990, ie a 20% reduction of the final energy consumption compared to 2005, by increasing of the energy efficiency and increasing the share of renewable sources in the total energy mix to at least 20% until 2020. Starting from this European directive, the authors propose to develop a method of assessing the wear and operating status of hydraulic pumps, rotary hydraulic motors and hydraulic cylinders, without nec...

Norway spruce (Pice abies (L.) Karst.) is a late successional, economically significant tree species. It can regenerate in clearcuts (formed as result of management or natural disturbances) under the cover of young deciduous pioneer tree species. Such areas of unmanaged young deciduous tree stands are rather common in hemiboreal forests due to, mainly, financial reasons. Moreover, due to increasing browsing pressure, also area of very damaged young (primarily, aspen) stands is increasing. Therefore it is important...

The concept of the innovation ecosystem is becoming increasingly popular worldwide. Governments and industrial enterprises are trying to create innovative ecosystems that help to maintain the competitiveness of the enterprise, saving its high position in the regional and national markets. The industry innovation ecosystems require special study, because they are based on a multi-level system linking science, technology and business. Using the integration of the systemic and synergetic approaches, network theory, e...

The rapid change in the technological paradigma of Russian subsoil users is dictated by sharp changes in the energy policy picture of the world; the increase of Russia's geopolitical loneliness; the introduction of sectoral sanctions; the violation of the mechanism of international transfer of advanced technologies; the unpredictability of the global hydrocarbon market. The negative impact of global trends is complemented by unresolved internal problems of oil and gas companies in the regions of their presence. Th...

The article examines the Russian chemical industry in respect of the problems and prospects for the implementation of the state strategic objectives in the field of innovative development. The external and internal conditions for the scientific and technological development of the Russian chemical industry are identified. The main promising areas for the transformation of the Russian chemical industry aimed at boosting the country?s competitiveness are determined. Considered the terms and conditions for the develo...

The aim of this investigation was to design and determinate the mechanical properties of innovative, externally invisable joints that can be assembled without the use of tools. The purpose of the paper is to determine the strength, stiffness and modulus of the elasticity of T-type mortise, loose tenon +/ glass fibre reinforced plastic clamping furniture and framing joints under tension, bending and share loads LVS EN 310:2001 [1]and Eurocode 5 [2] for wooden indoor and outdoor structural connections. Thesamples ar...

In the article, we present innovative technologies for geo-ecological support while artificial coastal territories development, taking as an example the Lakhta-Center on the northern coast of the Neva Bay (St. Petersburg area). The geo-ecological stability of underwater and coastal landscapes of the coastal zone of the Neva Bay is analyzed with using side scan sonar. The environmental sensitivity of coastal ecosystems is estimated. The received data can be used on practice for the planning the construction work an...

Currently, to replenish mineral resources of Kazakhstan, the discovery of mineral deposits in areas covered by Cenozoic deposits is important. They are located quite deep. The forecast of such minerals requires the creation of a reliable scientific base and the use of innovative cosmogeological research methods. The geotectonic structure and geodynamics of the Paleozoic and Proterozoic basement of the territory of Kazakhstan is now successfully explained from the position of the conventional plume tectonics. In ac...

This study deals with the synthesis and characterization of functional membranes, suitable for the removal of heavy metal ions from synthetic wastewater, using various copolymers together with low amount of biosorbent. The membranes were obtained at room temperature by phase inversion. The kind of biosorbents were investigated, the 1st one based on nutrients and the 2nd one based on bioactive substances. The obtained functional membranes were characterized by different techniques: Fourier Transform Infrared (FTIR)...

The objectives of the study were to develop approaches to evaluate the effectiveness of the institutional matrix of regional innovation systems from the point of view of the formation of ?key? institutions for sustainable development, identification of the structural components of the ?green? innovation system, their resources and functions. The methodological basis of the study was an interdisciplinary approach, including a comparative analysis of foreign and domestic scientific discourse on ?green? innovation, a...

The article presents a generalized vision features limitations in the use and development priorities of economic activities within the coastal zone. The progress of administrative and territorial structure reforming, the united local communities forming on the example of seaside regions of Kherson region were analyzed. It was also revealed that decentralization processes in coastal regions are slowed down. The factors influencing the implementation of the territorial system reform and possibilities of integrated c...

The article argues in favor of an integrated indicator of quality of services of higher education institutions. This indicator is calculated relying on the balanced scorecard methodological tools modified to be suited to higher education. The integrated indicator which has been developed incorporates interrelated sets of criteria used to ensure the quality of higher education services such as academic performance and research activity among students, the way in which the quality of educational services is assessed...

In August 2018 an expedition was organized to Lake Sevan (Armenia), where seismoacoustic studies and the selection of short cores of bottom sediments for laboratory investigations were carried out. Five seismoacoustic sections revealed a bedding pattern of bottom sediments. The thickness of sediments reaches ~ 14 m. Laboratory studies included: radiocarbon dating, measuring magnetic susceptibility, measuring coercive parameters, obtaining thermomagnetic diagrams, determining the elemental composition of sediments,...

Borehole instability issues account for approximately 18% of the non-productive time during drilling. The data needed for the planning of optimized wellbore trajectories and mud weight windows can come from multiple sources, notably Logging-While-Drilling (LWD) and wireline measurements. In particular, in-situ tectonic stresses can be inferred from the identification and characterization of breakouts (some of the most common processes that infringe upon the stability of boreholes). Two techniques can help to disti...

To obtain a chromite concentrate with an acceptable silica content, it is very promising to apply the method of hydrochemical enrichment, which will make it possible to develop waste-free technology for leaching chromite ores and reduce the silica content in chromite concentrates. Before hydrochemical processing, it is advisable to apply the technology of gravity concentration. Modern gravity enrichment technologies make it possible to efficiently produce chromium concentrates from large and medium fractions of ch...

All used oil products are currently transported through pipelines. Pipeline breakthroughs cause great economic and environmental damage. Up to 60% of all damage is due to corrosion, the main causes of which are ground moisture and transported substances. Under their influence, the structure of the metal changes, as a result of which the crystal lattice is destroyed and the metal "vanishes" from the surface of the pipe. The main method to prevent corrosion is passive protection - creating an insulating coating betw...

In the paperwork is described a system for testing of pressurized type of protection for enclosures. In the first part of the paper was presented the explosion risk and pressurization of enclosures as type of protection. Also, in this part were underlined some requirements and advantages for this type of protection. In the second part was proposed and presented the theoretical model for measuring the protective gas concentration and also was mentioned the influence of air moisture. Consequently, were presented the...

The sustainable agriculture requires a series of complex, individual but interrelated and dependent on each other processes that need to be efficiently organized in stages to ensure good overall results. Therefore, the success of a given product is based on a triangle formed by the farmer, the technology and the concept of services and counseling. Services and counseling are based on collected data. Data generated from modern agricultural activities is extracted with the usage of various sensors embedded in agricu...

The article deals with the modeling of the structure that combines virtualization technologies and an e-learning system. It also describes the logical structure of the system under study, static and dynamic models. The most popular learning management systems have a modern website interface of the e-learning course, many necessary features for providing remote e-learning for different categories of users. However, these systems do not involve the use of a virtual application software environment or shell required ...

The work exposes the design and experimental testing results of a low-cost INS/GPS navigator with a data fusion algorithm based on an adaptive neuro fuzzy inference system (ANFIS). In the paper, the structural design of the MEMS-INS/GPS integrated system mechanism and the training procedure of the fuzzy inference system are firstly exposed. Further, the evaluation with experimental data of the integrated navigator based ANFIS algorithm is presented. The integrated navigator proposed scheme works in two different p...

The paper presents the results of studies of the coal microstructure. The presence of cleavage and the normal or strike nature of the stress state of the coal seam leads to the e longitudinal fracturing (along the borehole) orthogonally to the coal bedding. With the reverse nature of the stress state, the orientation of the fracture depends on the direction of drilling the well. In this case, the crack can be formed both along and orthogonally to the bedding. The results were used to analyze the effect of hydrauli...

At present, the problem of unceasing growth of electricity consumption against the background of limited natural resources is extremely acute. The task of waste disposal is also highly relevant. One approach to solving these issues may be the use of microorganisms-electrogenes in biofuel cells (BFC). Microorganisms are able to dispose of wastewater with simultaneous release of electricity in BFC. However, despite all its advantages, today BFC is overwhelmingly inferior to traditional methods of producing electrici...

The paper aims to highlight the economic efficiency of the intensive farming system for winter wheat and corn for the period 2014-2018 under the influence of different bio-pedo-climatic conditions. In order to practice a modern, intensive, high-precision and efficient agriculture, advanced technology is needed to make profit. Modern agriculture, and especially intensive agriculture, puts a price on the quality and quantity of the crops. At the same time, within this intensive farming system, the calculation of eco...

Rural areas in the Baltic countries are characterized by economic stagnation and demographic decline. These areas are making every effort to transition to a modern knowledge-based economy. The delay in development is associated with the aging of the population, unskilled labor, and as a result of this, the inability to develop knowledge-intensive enterprises, to support innovative and technical start-ups. Decline in the countryside The European Commission calls the process of ?inner peripheralization?, which is ch...

Environmental issues have gained importance across national borders. Climate change mitigation is one of the major global purposes. To achieve the goal it is necessary to solve a number of issues. The key one is to reduce the amount of greenhouse gases emissions while keeping high growth rates of living standard, industry and economy. Some countries develop such technologies to decrease greenhouse gases emissions, in particular, carbon capture and storage technologies (CCS technologies). Meanwhile, the development...

It is a well-known fact that green spaces play an important role in the life of a modern city. They improve the air quality and conditions of the urban environment, increase its attractiveness, promote preservation of the landscape biodiversity and provide favourable conditions for recreation of the population. However, the issue of streamlining the indicative information about the green areas of cities (town) within the country, including its cartographical visualization and popularization for the population at l...

The continuous development of data acquisition and processing techniques in planetary geomagnetic observatories and satellite data, allows at this time to extract as complete information about the morphology and evolution over time of the terrestrial geomagnetic field. The Sun, the source of all energy on Earth, heat the planet and drive the motions of atmosphere. The brightness of the Sun with 11-years solar cycles with 0.1% variation may be explaining the major driving changes in weather patterns on Earth. At th...

Companies worldwide are facing the challenge of transitioning to green economy, which is the result of a concerted effort together with governments, agencies, organizations to reduce the environmental burden of the modern activities in all sectors: manufacturing, transportation, energy production, etc. One generally accepted method of transition represents investing in renewable energy. In order to evaluate the impact of these investments indicators, such as NOx emissions, carbon footprint, energy consumption and ...

The study of ways and means of introducing adventive vegetation species into the of steppe zone landscapes ecosystems is an important aspect in the processes of temporal and spatial landscapes transformation study. Natural anthropogenic landscapes are artificial systems created based on the zonal vegetation natural framework but at the same time supported by humans. Often, native species of vegetation are replaced in the anthropogenization process and are replaced by species that are not the area characteristic. I...

Drilling and blasting operations are one of the most important mining processes in open pit mines which encompass the crucial part of mining costs. Today, despite the development of mechanized drilling in surface mining, blasting operation has remained as an inseparable part of mining operations in most open pit mines. This paper tries to develop a mathematical model for finding an optimal length and width of the blast block for minimizing drilling and blasting costs in open pit mines. With the approach, the most ...

A studies were conducted of the template method for the formation of a 3D scaffold. As templates, previously prepared particles of NaCl, lactose, and calcium alginate were investigated. The particle-shaped template was introduced in different volume ratios with a PLGA solution containing dispersed agglomerates of hydroxyapatite nanoparticles (HAP NPs). For functionalization of the surface, scaffolds were immersed in an aqueous solution of chitosan for the purpose of physical adsorption of chitosan molecules on the...

The development of the oil industry, transition to digitalization of fields and development of new technologies require an understanding and forecasting of macroscale processes throughout the porous region, as well as reliable theoretical and numerical models. On the other hand, validation of such models requires knowledge of fluid dynamics in the pore space over a wide range of Reynolds numbers. To study the basic laws of local hydrodynamics of turbulent filtration flow inside the pores, including boundary layers...

There are many studies focusing on indoor air quality in primary and secondary schools. Nevertheless, studies in nursery schools are still few. Concentrations of indoor air pollutants are typically 2-5 times higher, and occasionally 100 times higher than outdoors. Children spend more time in nursery and preschools than in any other indoor microenvironment besides home. It is generally assumed that preschool students are more susceptible to the adverse effects of poor indoor air quality (IAQ) than elementary or mid...

The subject area of this article applies to a study of low frequency noise - mainly infrasound signals generated by the operational indoor power transformer. The object of the study is localized in south Poland with a total apparent power equal to 1250 kVA. In addition, the power transformer is located away from national roads and motorways. Scope of the performed analysis includes designation of time runs, depicting temporal changes, and designation of frequency spectra of the recorded low frequency signals. Eval...

Today a sufficient number of analytical methods for determining extraction indicators for geotechnologies that produce broken ore has been developed. At the same time, they are characterized by certain difficulties, mainly due to the restriction in more fully taking into account the structural (geometrical) complexity of the production horizon and loading points. Therefore, the numerical simulation of the outflow of bulk material by discrete element method is becoming increasingly important to improve the reliabil...

Vibration driving of piles into a soil is a complex mechanical process, accompanied with such phenomena, as a changing of structure of soil surrounding the driving element, soil liquefaction, decreasing of friction forces between soil and surface of the driving element. During vibratory driving of sheetpiles and piles the vibrations arise in the surrounding soils. The effect of these vibrations on closely located buildings or structures may lead to damage or destruction due to additional uneven ground settlement, ...

In this work, we investigated the solvent effect on the process of lignin hydrogenolysis using polymer-based catalyst 3%Ru/HPS. Liquid products of lignin hydrogenolysis process in a variety of solvents include a large number of individual compounds belonging to different classes of organic substances. These products include the substances resulting from the conversion of the solvents, and the typical products of the conversion of lignin (benzene and phenol derivatives). The main derivatives of phenol are methoxyph...

Reasons for complete mixing of meromictic reservoir are an interesting scientific problem. There are many salt lakes of meromictic type. Water column in such lakes is not mixed down to the bottom for at least one year. So two layers are formed: an upper layer saturated with oxygen and a bottom layer without oxygen but with hydrogen sulphide accumulate. There is a water layer with large density gradient between them, while in the upper and near-bottom layers density gradients are small. In case of mixing of the upp...

When fermenting dairy environments under conditions other than optimum, due to the formation of an exopolysaccharide capsule in lactic acid bacteria, resistance to aggressive external factors, such as acidity, temperature, and ultrasound, increases. The synthesis of exopolysaccharides contributes to the intensification of milk fermentation and an increase in the proportion of physically and chemically bound moisture. The purpose of the experiment was to study the activity of polysaccharide biosynthesis by a consor...

Processing of weathered material from UG2 ore for recovery of Platinum group minerals (PGMs) is a challenging task due to poor recoveries and high chromite grade in the flotation concentrates. The flotation behaviour of the weathered and non-weathered ores of Middle Group 4 (MG 4) was investigated at different mining pit depths using sodium isobutyl xanthate as a collector, Sendep 30D as depressant and Senfroth 200 as a frother. The milling tests work were conducted prior to flotation. The results depicted that, t...

Lately, the optical wireless communication systems (OWC) are beginning to be more developed. Because of the rapid development of the technology and the desire of an eco-friendlier environment, the conventional lighting systems began to be replaced by LED lighting systems. The advantages of this systems are that the energy is more efficiently used, the lifespan is longer, and they generate lower heat. The new developed Visible light communication (VLC) technology can be used, besides illumination, to transmit data ...

Northern European Seas environment has different sources of radionuclide contamination, both natural and artificial. In present work the radionuclide content of sediment samples (obtained in 2016-2018) of Keret Bay of Chupa Estuary, Kandalaksha Gulf of a semi-enclosed Arctic sea ? White Sea, Russia has been studied. Keret Bay is a small semi-isolated tidal estuary in the South-West part of Kandalaksha Gulf. The mouth of Keret river affected by strong tidal motion and spring flood. We have taken sediment samples in...

To date, titanium and magnesium production is based on chlorine technology, which, for all its merits, is characterized by a high level of formation of industrial products and waste. In particular, ?Ust-Kamenogorsk Titanium and Magnesium Plant? JSC annually produces 30?35 thousand tons of solid chloride wastes, which contain 700?1400 tons of titanium oxide. Part of titanium chloride waste is leached with water and neutralized with calcium hydroxide to pH 7-8.5. The resulting pulp pumps are pumped into sludge colle...

The ultramafic-mafic rocks in southwestern part of Turkey, are called as the Yesilova ophiolite was firstly described by Sarp [1]. The Yesilova ophiolite represents an ophiolite suite with missing row character and is comprised tectonites, followed upwards by ultramafic-mafic cumulates, gabbroic rocks, plagiogranite and basalt from the bottom to the top. The pegmatite gabbro is very minor lithology within the olivine gabbro and/or tectonite and formed in lenticular shaped or thin dike. They are greenish grey in co...

One of the major problems in the world is the fight against environmental and water pollution, greenhouse gases, fine dust particles, the major producer, along with them, carries goods and passengers as the main responsible for all this. This requires the use of degradable materials, the deployment of energy-efficient machinery, the construction of appropriate energy-saving facilities and buildings. Additionally, the advent of electric vehicles makes it necessary to build new electrical routes on the one hand. On ...