DBPapers

GEOLOGY

• Geology of mineral resources
• Structural geology and tectonics
• Geostatistics and statistical methods in geology
• Petrology, mineralogy and geochemistry
• Sedimentology, paleontology and stratigraphy
• Alpine and glacial geology
• Quaternary geology and geomorphology
• Protection and conservation of the geological heritage
• Project management

 

Most recent articles


Most recent articles


REGULATION OF THERMAL REGIME OF COAL MINES IN CRYOLITHIC ZONES

A. Galkin, I. Kurta
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT Results of research into the choice of rational parameters of thermal regime in coal mine workings of the permafrost zone which are minimizing energetic and economic expenses of creation of normative parameters of mine microclimate are presented. It is determined that there is an (...)


RENEWABLE ENERGY PORTFOLIO AND ROMANIAN POWER MARKET

G. VUC, C. BARBULESCU, A. SIMO, M. MIHALCEA
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT In this paper, authors address a topic of great interest both for the specialists from the economic environment and for the general public in the European Union, based on specific data for the Romanian power market. The issue of reducing environmental pollution or greenhouse gas (...)


THE EFFECT OF RECTANGULAR HELIOSTAT SHAPE RATIO ON THE SPIRAL LAYOUT PERFORMANCE OF A SOLAR TOWER THERMAL POWER PLANT

A. Belaid, A. Gama, A. Filali, T. Arrif, M. Bouakba
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT The heliostat structure and shape must deliver the essential rigidity to accurately reflect solar radiation onto the target under several working conditions. Therefore, the aim of this study is to investigate the effect of various rectangular heliostat shape aspect ratios ε =L/W on the (...)


THE USE OF TAXONOMIC METHODS FOR THE ANALYSIS OF ELECTRICITY GENERATION FROM RENEWABLE ENERGY SOURCES BY THE INDIVIDUAL PROVINCES

M. Tutak
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT The most crucial factor influencing economic development and social well-being, as well as resulting in the mitigation of the effects of social poverty is electricity and its availability. As a result, a given country’s growing economy generates an increasingly higher demand for (...)


TRANSMISSION ALLOCATION COSTS CONSIDERING ACTUAL ROMANIAN TARIFF ZONES

O. POP, C. BARBULESCU, S. KILYENI, A. SIMO, R. MESZAROS
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT Allocation of electricity exchanges between bidding zones represents one of the major challenges of European Electricity Market. Initially, it was an ATC capacity basedallocation mechanism for electricity markets. Currently, a powerflow based allocation method it is intended to be (...)


VULNERABILITY ANALYSIS OF ELECTRICITY NETWORKS FROM NATURAL HAZARDS USING VIRTUAL REALITY

D. Velev, P. Zlateva
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT The main objective of the paper is to propose an innovative approach to analyzing the vulnerability of electricity networks from natural hazards. The proposed innovative approach is based on the principles (technology) of virtual reality (VR). The main features and advantages of VR (...)


METHODOLOGY OF COMPOSTING RESEARCH UNDER LABORATORY CONDITIONS

D. Janczak, J. Mazurkiewicz, D. Wojcieszak, A. Bugala, K. Kozlowski
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT The article presents the methodology of conducting experiments related to the process of composting under laboratory conditions. For this purpose, a set consisting of eight fully metered reactors imitating the composting process under real conditions was built. In the insulated (...)


ANN BASED MONTHLY POWER CONSUMPTION FORECASTING. CASE STUDY FOR A ROMANIAN ELECTRIC ENERGY DISTRIBUTION OPERATOR

Wednesday 19 December 2018 by Libadmin2018
ABSTRACT The load forecasting problem is very important for every distribution system operator. The network evolution, associated behavior, related policies, etc. are correlated with this subject. Thepaper is focusing on monthly load curves forecasting. Artificial intelligence based methods (...)


COMPARATIVE ANALYSIS REGARDING THE USE OF HYBRID ENERGY GENERATION SYSTEMS FOR RESIDENTIAL BUILDINGS

G. Badea, C. Oprea, R. Felseghi, A. Bolboaca, T. Soimosan
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT The buildings and services sector accounts for about 40% of total EU energy consumption, in particular residential heating accounting for 78% of this consumption. Increasing the energy performances of buildings, together with the effort to mitigate greenhouse gas emissions and, (...)


FRUIT AND VEGETABLE WASTE FROM MARKETS AS A SUBSTRATE FOR AGRICULTURAL BIOGAS PLANT

W. Czekala, M. Cieslik, D. Janczak, A. Czekala, D. Wojcieszak
Wednesday 19 December 2018 by Libadmin2018
ABSTRACT Waste management is an important element of environmental protection in each country. Vegetable and fruit waste are produced in every place in the world, hence it is necessity to manage it. Legal regulations in Poland forbid the storage of this waste which were selectively collected. (...)

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