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Two technological factors were taken into study: loadings: 20, 28 and 36 eyes/vine, with the attribution of a cutting load of 8-10 eyes per vine and two eyes taps and the maceration-fermentation duration of the wine from marc, respectively 8 and 16 days. Feteasca neagra and Cabernet Sauvignon varieties, part of the basic assortment for the production of quality red wines, typicaly for Dealu Mare vineyard, were used. The polyphenol accumulation rate over the maceration-fermentation time registered values between 58...

This article presents the effectiveness of three-component geoacoustic research. It is shown by dividing vertical and lateral fluid motions, which makes it possible to reveal and research the casing, interlayer, and interlayer flows of different contents and origin in the hydrocarbon deposits. Geoacoustic signals occur naturally in boreholes because of the dynamic processes located in the volume of near borehole space. The processes are linked with fluid motions (water, oil, gas) or cracks forming inside the rocks...

When new constructions are performed near existing tunnels, emergency situations are often reached. Emergencies affect both the safety of the old tunnel and the stability of the natural environment. Emergency state parameters are examined for the causes of this degree of uncertainty. On the basis of an example from the practice, technical guidelines and measures are proposed to overcome the accidents and to permanently restore the security of the existing tunnels and sites affected by the new construction. Recomme...

The study area is located 80 km east of Denizli province. Sedimentary units in the study area are composed of conglomerate, sandstone, and mudstone containing coal. The aim of this study was to assess the thermal maturation and maceral associations of organic matter rich rocks from Hayrettin Formation by using organic geochemical and organic petrographic analysis. The total organic carbon (TOC, %) contents of sedimentary rocks range from 2.12 wt.% to 34.35 wt.%, and hydrogen index (HI) values are between 25 mg HC/...

The statistical data on the structure of the land fund in Arad County, located in western Romania, highlights changes in the temporal evolution of the surfaces with different uses. One of the causes of these ?migrations? is changing the land use category, for various reasons, legal or technical aspects. In this context, the present paper describes the evolution of the surfaces and the stages that need to be taken to change the land use category, the case study being the ?transformation? from arable into pasture. I...

Trichloroethene (TCE) and tetrachloroethene (PCE) have been detected in water of the Triassic carbonate aquifer in Tarnowskie G?ry area since 1994. Since 2005, TCE and PCE in groundwater have been constantly monitored by the Voivodship Inspectorate for Environmental Protection in Katowice in 12 observation wells and pumping wells located in Tarnowskie G?ry and outskirts of the city. After 24 years chlorinated solvents still pose a serious environmental risk and are responsible for closure of selected wells situate...

The possibility of regeneration of plants from somatic and genetic cells open the way of in vitro storage of the genotypes. The utilisation of such a method has a lot of advantages as: relatively reduced space for preservation of a large number of multiplicated clonal plants, the plants are preserved free of pathogens and viruses, in special storage conditions, the plants don?t need special treatments during preservation, the material has an adequate form for establishing nuclear stocks which make possible rapid p...

The paper deals with the ways of creating the cartographic data for replicas of old globes. The first step is to digitize the original old globe and create its 3D and 2D model. In the next step, digital cartographic data are created from digital model of the globe. The paper cartographic materials for production of replicas are subsequently obtained by printing of digital cartographic data. These data are usually meridian gores and polar calottes in high resolution designed for printing and gluing to a globe spher...

In this paper, a pipeline implementing a multi-scale approach that can be used for modelling different steps of aerogel production is presented. Closely integrated modulesfor aerogel structures generation, properties prediction and adsorption, diffusion and chromatography processes modelling provide various options for systematic and comprehensive study of aerogels by performing computational experiments, which allows to reduce number of laboratory experiments. The results of pipeline validation are presented for ...

Nematodes belonging to the genus Trichinella are zoonotic parasites with a high impact on the animal trade and human health. Foodborne pathogens of Trichinella genus are known as causative agents of human trichinellosis, a disease that is a public health hazard. According to the Commission Regulation (EU) No. 2015/1375 all animals, which are potential carriers of Trichinella spp. larvae and are for human consumption, must be tested according to one of the approved tests. For assessment of developed benzanthrone lu...

Underground mining exploitation in the Upper Silesian Coal Basin results in lowering of a land surface. It has its environmental consequences. These processes favor the creation of wetlands and floodplains, which often help to increase biodiversity. However, progressive lowering of the land surface disrupts flow of rivers, force change of land use, and may lead to real risks for building facilities. Therefore, it is necessary to undertake reclamation works, which consist in filling depression area. All this leads ...

The efficient use of both the main and accompanying minerals is one of the fundamental problems of rational mineral resources management. The article presents the problems related to the documentation of limestone, one of the accompanying minerals in the Be?chat?w lignite deposit (central Poland) used for the production of SO2 sorbents and desulfurization in the Be?chat?w conventional power plant, which is located in the immediate proximity of the deposit. Both lignite resources and the annual production (over 42 ...

Rapeseed, one of the most important crops in the world, gained importance due to the use for food or industrial purposes. For obtaining high yields it is important to consider its requirements related to fertilization. The research was carried out in Ialomita County during the agricultural year 2015-2016, on cambic chernozem using two mid-early rapeseed hybrids: PR44DO6 and Harnas. The objectives of the research consisted in evaluation of the influence of mineral fertilization and hybrid on: rapeseed yield, averag...

Adsorption of CO2 and N2 onto coal is used to describe its porous structure. It is mainly CO2 that allows for the analysis of the adsorption on coal, whose porous structure is dominated by micropores. Depending on the specificity of the transition process of CO2 molecules from the free state to the adsorbed state, the thermal characteristics of the adsorption process varies as well. The article presents the test results of three types of coal from Polish mines. The researcher carried out volumetric analyses of gas...

Self-compacting concrete (SCC) represents a high fluid homogeneous mixture, able to fill perfectly the formwork without any external mechanical action due to the flow capacity under its own weigh. The productions of SCC demands new mix design procedure, with different constituent dosage using similar components as vibrated concrete. It contains a larger amount of powder, which allows the use of industrial by-products such as limestone filler, fly ash, ground granulated blast-furnace slag, silica fumes and others. ...

Sludge management is a complex problem, as the environmental norms and regulations are more and more restrictive. From this point of view, wastewater treatment must be associated with valorization and/or controlled storage of the resulted sludge. Besides these norms, during the normal operation, social, economical and other legal criteria must be considered. Bioaugmentation is o process by which microorganisms degrade (metabolize) the organic pollutants from wastewaters and neutralize their toxic effect. There is ...

The article deals with the modeling of the structure of the e-learning website with the possibility of changing the user interface in accordance with the information needs of users. The most popular content management systems (CMS) and learning management systems (LMS) have many necessary features, including using an uncluttered modern editable interface and configurable LMS front page of the e-learning course. But, as a rule, these systems do not contain the component that would be responsible for the ability to ...

In a practical context and with a tendency to generalize the dependence between monoaxial and triaxial compressive strength of rocks and qualitative characteristics and also properties of connection between the elements that form the skeleton of studied rocks were analyzed. This qualitative connection was highlighted by means of void index and apparent specific weight. The obtained correlation can be generalized to any type of rock, if it takes into account the amount of adsorbed and absorbed water, the direction ...

Zinc oxide nanoparticles (ZnO) are a promising material for a variety of applications due to their unique characteristics and properties, including optical, chemical, semiconductor and piezoelectric. A lot of scientific papers are devoted to the antibacterial action of ZnO nanoparticles. As the main mechanism responsible for the antimicrobial action of ZnO in modern studies, photocatalytic generation of hydrogen peroxide H2O2 is indicated. In addition, in a number of studies it was found that the slowing of bacter...

Stone columns are one of the most used technologies of soil improvement in Slovakia. An impact of improvement depends on properties of original subsoil as well as properties of coarse - grained materials used for stone columns. Stone columns can be made of pebble gravels, crushed pebble gravels or quarry stones. Two different types (sizes) of quarry stone were used on two different building sites in similar engineering - geological conditions. There wasn?t direct comparison of both materials. The properties of use...

The aim of this study was to analyze the bread quality prepared from a wheat flour of a 1250 type in which four levels of magnesium ions (0, 100, 150 and 200 mg/100g) from lactate salt were incorporated. In order to determine the bread quality the physical, crumb microstructure, textural, colour and sensory characteristics were analyzed. Bread quality characteristics loaf volume, porosity and elasticity slightly increase with the increase level of magnesium ions addition compared to the control sample. The best br...

It takes adequate IT tools to implement and perform information processes in an organisation. Such tools can be developed by means of popular and frequently used programs, such as spreadsheets. The tools created in spreadsheets may be consistent with the author?s signature concept of Microtools Based on the Relational Data Model (MiRel). This concept delivers specific solutions intended for representation of identified entities and ensures integrity of both data and the assumed reports and collations assumed to be...

Currently a sharp increase of carbon dioxide content in atmosphere of the Earth is one of the great environmental concerns. It could lead to negative (possibly catastrophic) changes of our planet climate. Experts attribute the rapid and significant increase in anthropogenic CO2 emissions to the number of anticipated causes of this problem, as well as the continuing (also anthropogenic and significant) decrease in the natural storage capacities of this greenhouse gas in terrestrial ecosystems. The rate of increment...

Nosocomial infections have an important place in human pathology, becoming a major public health problem due to the high frequency of multiresistant strains, with afferent consequences. In the Intensive Care Units (ICU), nosocomial infections represent a constant risk due to a cumulus of factors that increase susceptibility to infections, respectively: decreased immunity due to underlying pathology, patient exposure to a series of invasive manoeuvres, poor nutritional status etc. The purpose of this study was to e...

Can civilisation at its current level of development afford the further wasting of all forms of energy? This is the question that forms the foundation of the entire philosophy of energy saving, and - to be more precise - of the work towards its efficient use. The greatest consumers of energy are mega-metropolises, as the amount of energy required to build them, produce all the necessary construction materials and their transport to the construction site, followed by the occupancy of the structures that have thus b...

The composition and properties of drinking water supply systems Ukraine must meet STATE STANDARDS 2.2.4-171-10 "Hygienic requirements for drinking water intended for human consumption". According to them, the concentration of iron for drinking water should not exceed 0,2 mg/dm3. Increased concentrations of iron dramatically reduce its consumer qualities. Water gets an unpleasant taste, yellow-brown color and becomes unusable for use, it is a reason of the rejection in the textile, food, paper and cosmetic industry...

Strandja Massifs? units form the basement metamorphic units of north western edge parts of Turkey and intruded by the Late Cretaceous felsic and mafic intrusive rocks. The felsic and mafic rocks have a contact metasomatic effects at the border of sedimentary rocks resulting in the formation hornfels, metasandstone and calcsilicaticfels in the composition. Demirk?y is one of the youngest intrusive body which crops out at NE of the massif and mainly composed of granite, granodiorite, diorite and gabbro in compositio...

The paper deals with the creation of historical maps in the environment of geographic information systems on example of prepared historical atlas with an interim title Czech Historical Atlas. At the information age, efforts are being made to move cartographic products into the electronic Internet environment, large atlas works not excluding. The Czech Historical Atlas is a new piece of historical atlas cartography devoted to selected themes of the history of Czech Lands in the twentieth century and was, in accorda...

Present GNSS receivers are made to become smaller, lighter and better equipped in one. Their possibilities allows to use them in a different kind of applications. The NovAtel FlexPak6 is a brand new triple-frequency GNSS receiver. This device gives a lot of new opportunities thanks to the wide range of built-in commands. The aim of this study was to describe the most useful commands for cooperating NovAtel FlexPak6 receiver with Spirent 6300M simulator. This study contains technical descriptions of the NovAtel Fle...

Morphological and structural characterisations were carried out on the layers of TiN lodged on the silicon substrate with orientation (100). The analysis of the crystalline structure of TiN films was performed by X-ray diffraction (XRD), using a diffractometer high resolution, using radiation Mo K? . The Atomic Force Microscopy Analysis (AFM) has followed the assessment of the influence of important parameters of the filing process (temperature, polarity of the substrate) on the surface morphology and the roughnes...

In information technologies classical rules of regulation are often used for designing systems of automated control of technological objects. Application of these rules requires access to the aprioristic information on the object of control. One of the main causes for the development of new approaches is a lack of aprioristic information on the studied object which is adequately described by a representative class of nonlinear dynamic models perfectly demonstrating the most significant and important properties of ...

The report presents the results of experiments on corrosion resistant in amine environments. One of the methods of protection against corrosion damage of materials was the thermal spraying of the company 'MetallSpray'. In order to evaluate the effectiveness of the protective properties of the 'MetallSpray' spraying, it has been decided to test for corrosion / erosion resistance with corrosion sputtering coupons. On the surface of the corrosion-proof coupon D888 with the MetallSpray spraying, made using the 2017 te...

Indoor environment is considered to be a basic requirement for human health and well-being. Concentrations of indoor air pollutants are typically 2-5 times higher, and occasionally 100 times higher than outdoors. The condition and performance of the ventilation have a significant impact on indoor air quality. People are ordinarily exposed to high concentrations of pollutants in indoor environments. The consequences of low ventilation rates include elevated levels of carbon dioxide and other air contaminants indoor...

For most of us, a home is more than just a collection of different rooms. For people, the home serves as a shelter from adverse weather conditions and provides a sense of security. We spend most of our time there, have fun with the nearest family, learn, work, rise children, we sleep, eat meals, we care about cleanliness and hygiene. Our home should be furnished and conducted in accordance with ourselves and our family habits. Many issues related to the ecology begin to play a large role in the topic of housekeepi...

The paper presents an analysis of the behaviour of an air-water vapour compression heat pump at the variation of some of the decisional parameters as the state of the fluid at the compressor intake. Different refrigerants as CO2, NH3 and R600a, and different schematics are considered. The large use of rotary compressors in the industrial and domestic heat pump area has determined the investigation of the influence of the wet compression. The analysis is based on the exergy concept that enables to point out the loc...

The Panensk? Creek has been impacted by Pb pollution from local factories in the period of little environmental concern, which has not yet been documented completely in state registry of environmental risks in the Czech Republic. A lead-glass processing factory in Jablonn? v Podje?t?d? was one of the main industrial Pb pollution sources in the Panensk? Creek catchment. It was in operation in 1955-2002. To localize the original and still active pollution source in this area, we used geographical information systems...

The Power Plant Ostroleka is one of many in Poland, which is coal-fired. Fly ash, as is well known, are combustion by-products, which are mineral residue from burning coal. Their phase composition depends mainly on the quality of fuel (coal) and combustion conditions. In the mineral composition of the examined ashes one has identified minerals such as: glass, quartz, mullite, spinels, hematite. Spinels present in the fly ash can be a source of some metals, and due to the magnetic properties of some of them, are ea...

In recent years, dynamic development of GIS technologies has been visible. Many areas and directions of practical applications of spatial information systems were created. One of the fastest-growing and at the same time future-oriented GIS branches are various types of applications that allow access to spatial data via the Internet. An example of such an application are emerging geoportals made available by various institutions. Portals are built using commercial software as well as distributed on the basis of fre...

For many years, quality of life has been associated only with the economic development, and the gross domestic product has been considered as the main indicator of the quality of life and human well-being in particular region. In last decades, new approaches for evaluation of this phenomenon have been defining. The main goal of this paper is to analyse the European citizen?s subjective perception of the quality of life in the context with economic indicators. For this purpose, data from European Union Statistics o...

Geophysical surveys are used frequently in the early stages of the landslide study, associated with the traditional drilling. But for monitoring the slide are used only the bore holes equipped with various sensors and expensive devices for movement measuring, which cannot be recovered and are destroyed once the slippery mass moves again. To continue the monitoring of the next stage of the landslide involves new drillings and a new set of devices. Finally the cost of monitoring will be very high. Initially, the Bre...

Regarding any hydrocarbon reservoir, the most important question that needs to be answered is production capacity. During production, the achievable fluid rate depends both on the properties of the reservoir as well as the pressure difference (drawdown [1]) between well and reservoir. From the petrophysical point of view, many effects restrict fluid flow in the porous system (pore size distribution, wettability properties, saturations etc.) resulting in the obtainable fluid rate corresponding to the existing drawd...

Phenology is a study of timing of event taking place in nature. In a functional ecosystem phenological phases for mutually dependent are synchronized. In a rapidly changing climate there is a risk of decoupling, that is spring development of interdependent could species proceed at different peace. We are investigating the likely timing of spring phenological phases during the last and upcoming centuries for two tree species common in northern and central Europe: bird cherry (Prunus padus known also as Padus racemo...

Nutrient pollution and harmful algal blooms cause major environmental damage as well as serious human and animal health problems. Moreover, they take a toll on the economy, hurting industries and sectors that depend on clean water. High levels of nitrogen and phosphorus in water induce algae to grow faster than the lake ecosystems can handle. The increase in algae content damages the quality of lake water, food resources, and reduces the amount of oxygen needed to survive aquatic life. So-called algal blooms can s...

Blast furnace slag (BFS) is used for preparation of common cements, sulfate-resisting and chemical-resisting cements and cement mortars. Using BFS as a concrete or mortar addition results in several advantageous properties such as high resistance to acid attack (sulphuric, nitric acids), low chloride permeability, high durability and low capillary porosity. Because of these properties using BFS in cement composites can decrease the effect of biodegradation induced by various microorganisms. Bio-corrosion is caused...

Influences of earthquakes on nuclear power plants and their parts are studied in frame of nuclear safety. In the past, the authors have dealt with the effects of earthquakes and vibrations in the primary circuit. However, it cannot be omitted that the seismic influences can show up also on the secondary circuit. Turbines installed in secondary circuits of nuclear power plants are big and heavy machines. For example the turbine installed in JETE (Temel?n Nuclear Power Station ? Czech Republic) generates 1003MWe. It...

Trends in waste generation show an increase in the volumes of waste produced worldwide. Currently, municipal solid waste management is one of the primary tasks for environmental authorities in Poland due to industrialization and economic growth, growing income, and an increase in quantity and variation in the types of waste generated. Conventional treatments of municipal solid waste using landfilling have become more difficult and expensive in Poland due to land deficiency and new environmental policies. The objec...

The article presents dangerous meteorological phenomena which occurred at Rzesz?w-Jasionka Airport. It investigates hazards caused by dangerous meteorological phenomena for conducting take-off and landing operations. During this study, the approach landing systems were considered. Rzesz?w-Jesionka airport is an airports with a large number of flying days. It can be said that there are climatic conditions conducive to a safe performance of air operations. Meteorological data from the period of 2000-2016 were taken ...

Mining, due to its intensive economic operation, is primarily associated with negative impact on natural environment and destruction of natural assets, and that regardless of the method of raw materials extraction. So, the great challenge now is to restore natural balance to areas affected by the consequences of this operation. Literature on the subject features a lot of publications on recultivation, understood as reintroduction of forests, meadows, arable land and water courses into degraded former mining areas ...

The main aim of our paper is to analyze and make proposals on the effective management of individual items that have a significant impact on elimination of industrial risks. Attention is paid to the issue of management of industrial risks in the industrial enterprises in Slovakia. To obtain the necessary data, we draw information from internal materials of enterprises. For management, it is important to know what risks it could negatively affect them. Identification, quantification of impacts and subsequent propos...

University Politehnica of Bucharest is one of the oldest technical Universities in Romania. Its beginnings date back to 1818 when the first technical school was founded by Gheorghe Lazar. During time the University had several premises spread across the city and later on, across the country as subsidiaries. Nowadays, the University lays on several places in Bucharest with several types of engineering faculties. On the main establishment there can be found two types of buildings: most of them where built several de...