Physical & Chemical Geotechnologies = Фізико-хімічні геотехнології: Recent submissions
Зараз показуються 41-60 з 129
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SOME ASPECTS OF ENERGY SAVING OF BURDEN MATERIAL IN THE BLAST FURNACE
(2018)To determine the possibility of self-stabilization effect for burden surface texture and gas flow in operating blast furnace under the proper conditions was experimentally proved for the first time, as well as ... -
FEATURES OF THE PROCESSES OF FORMING AND SINTERING OF POWDERED THERMOMAGNETIC MATERIALS ON THE IRON- NICKEL BASE WITH CHROMIUM ADDITIVES
(2018)Investigate the influence of chromium addition on the demagnetization temperature and Curie point of powder metallurgy thermomagnetic materials by determining the breakout force of its sample from a ... -
HYDROPULSE SYSTEM WITH POWERFUL PROTECTION OF MINING MACHINES FROM FLUCTUATIONS
(2018)Improvement of the structure, definition of rational parameters of the transient devices of the hydraulic pulse system (HPS) and evaluation of the efficiency of the use of repulsive clusters (RC) for ... -
OPTIMIZATION OF INVESTMENT FOR COAL MINES BASED ON NEURAL NETWORK MODEL
(2018)The main objective of the paper is to develop a system of economic and mathematical models for managing the investment activity of the coal mining enterprise, including improving the principles and methods for ... -
CHOICE OF CONTROLLED VARIABLES FOR ENERGY MANAGEMENT SYSTEM OF PISTON СOMPRESSOR UNITS
(2018)Nowadays on-off control system is common for piston compressors delivery. The control system is applied in case there is no technological need in maintaining the stable pressure level in pneumatic ... -
DEVELOPMENT OF AUTOMATIC SPEED CONTROL SYSTEM FOR SYNCHRONOUS DRIVE OF HIGH-POWER TUMBLING MILLS
(2018)Study the possibilities to increase the efficiency and decrease energy consumption of powerful tumbling mills. -
CONDUCTIVITY AND ELECTROHYDRODYNAMIC FLOWS IN LIQUID DIELECTRICS
(2018)Study the possibility of developing the technical and technological utilization the liquid dielectrics (hydrocarbon and hydro silicous liquids). -
DEVELOPMENT OF HEATING DEVICES FOR IMPROVEMENT OF THE HEAT SUPPLY SYSTEM’S EFFECTIVENESS FOR RESIDENTIAL BUILDINGS AND CONSTRUCTIONS
(2018)The use of autonomous heat supply systems in housing and public utilities will reduce energy costs for 30-40%, and the total cost of heat supply by 20 - 30% compared to the heat supply from solid ... -
MULTIFUNCTIONAL POWER QUALITY CORRECTION SYSTEM
(2018)Study the system of electric power quality control based on AVI with PWM in the systems of group feed of electromechanics with the direct-current unibus. -
STATISTICAL EXPRESS CONTROL OF THE PEAK VALUES OF THE DIFFERENTIAL-THERMAL ANALYSIS OF SOLID MATERIALS
(2018)Increase of the probability of non-destructive control of structural- sensitive parameters of solid materials on the basis of differential-thermal analysis. -
INFLUENCE OF OVERHEATING AND COOLING RATE ON THE STRUCTURE AND PHYSICOCHEMICAL PROPERTIES OF AL-CU ALLOYS
(2018)Study the was to investigate the structural properties of Al-Cu alloys depending on the heating temperature of the alloy above the liquidus, the cooling rate. -
CORRECTION OF THE HIGH-FREQUENCY TRANSFORMER ASYMMETRY OF UNDISTURBED POWER SUPPLY OF LIMITED POWER
(2018)Study the possibilities to adjust asymmetry of the high frequency transformer as a component of an undisturbed power supply system. -
ANALYSIS OF NEUTRAL MODE SELECTION CRITERIA FOR DISTRIBUTION NETWORKS OF OPEN PIT MINES
(2018)The effectiveness of any type of network neutral mode operation is determined by the appropriate technical and economic conformity of the uninterrupted power supply to consumers, the amount of capital investment and ... -
REGULATION OF REACTIVE POWER PRODUCED BY DOUBLY FED INDUCTION WIND GENERATORS
(2018)Study the methods of providing balance of reactive power by means of the voltage applied to the rotor of doubly fed induction wind generators. -
ASPECTS OF PHYSICAL PHENOMENA IN MINING FOR THE WESTERN DONBASS
(2018)On the base of statistic definition of the maps of underground mining in Western Donbass and using the special software it was acquainted with physical and geological phenomena for coal extraction. -
SUBSTANTIATION OF ELECTROMECHANICAL PARAMETERS OF THE CONVEYOR BELT FOR MINING INDUSTRY
(2018)Development and study of the electric drive control system for reducing the impact of disturbing factors in the electromechanical system and improving the energy parameters. -
SOME ASPECTS OF GEORADIO LOCATION IN MINERAL RESOURCES SURVEYING ENERGY
(2018)Study the possibility of developing the technical and technological justification of georadio location of minerals according the quantity and quality characteristics of the concrete deposits. -
ENERGY EFFICIENCY AND ECONOMIC ASPECTS OF USE OF LAMELLA THICKENER OF RECYCLED WATER
(2018)To explore the possibility of development of technical and technological justification of the use of recycled water processing plants at an economically efficient level. -
MODELS AND INFORMATION SYSTEMS OF ECOLOGICAL AND ECONOMICAL RISKS WITH DECISION MAKING ON THE CLOSURE OF COAL MINES
(2018)Development of decision support system based on simulation results of underworking of surface and selection of rational way of remediation. -
SUBSTANTIATING A MECHANISM TO INCREASE THERMAL RESOURCE OF WATER-BEARING LEVELS AT THE EXPENSE OF UNDERGROUND COAL COMBUSTION
(2018)Objective is to study a mechanism increasing thermal resource of water-bearing levels at the expense of underground coal combustion.