Physical & Chemical Geotechnologies = Фізико-хімічні геотехнології: Recent submissions
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Double-unit longwalls as the method for mining concentration
(Видавництво НТУ ДП, 2020)Purpose. Justifying the mining concentration by using double-unit longwalls in different geological conditions at economically expedient level. Methodology. Using the practical researches and analytical strengths ... -
Some aspects of tailing dump development
(Видавництво НТУ ДП, 2020)Purpose. The technology of underground coal mining and its enrichment is accompanied by a significant accumulation of man-made deposits - tailings. Today’s development of mining companies, based ... -
Some issues of the thin coal explortion at jsw group mines
(Видавництво НТУ ДП, 2020)Purpose. Carrying out the research for application of the extraction technologies for thin coal seams at JSW Group mines at economically expedient level. Methodology. Applying the methods of mathematical statistics, as ... -
Some aspects of intensification the cast iron smelting
(Видавництво НТУ ДП, 2020)Purpose. Using the conical backfilling system and principles of thermodynamic conversion was providing technical and technological insuring the process of iron smelling for providing minimal coke losses. Methodology. ... -
Analytical and experimental studies of the gradual-rotational flow of fluid in a vortex heat generator
(Видавництво НТУ ДП, 2020)Purpose. Obtain the results of the hydrodynamics of translational and rotational motion of the viscous fluid flow in the working space of a vortex heat generator of variable geometry through analytical and ... -
The trends of world mining and power generation development
(Видавництво НТУ ДП, 2020)The studies were carried according the national plan for the development of mining and power energy sectors in Ukraine and means the improving generation technologies and wastes utilization for ... -
Fundamentals of creating innovative systems of mineral resources development on the moon, mars and asteroids
(Видавництво НТУ «ДП», 2020)Human needs for resources are growing every year. Waste recycling and alternative sources of electricity will not be able to meet the growing needs of mankind. The number of useful resources on our planet, unfortunately, ... -
Improving the efficiency of pneumopercussion machines
(Видавництво НТУ ДП, 2020)Purpose. Using the special pneumopercussion machines it is improving the efficiency of the process of the thermodynamic processes in the working chambers. Methodology. The studies were carried on thermodynamic ... -
Some effective method of processing copper concentrate
(Видавництво НТУ ДП, 2020)Purpose. Using the special methods of processing it is proposed the forming of copper concentrate for further industrial usage. Methodology. The studies were carried on using continuous smelting of copper ... -
Research of possibilities for extraction of secondary resources from mining waste and mineral processing waste
(Видавництво НТУ «ДП», 2020)Substantiation of new methods and technologies of processing and enrichment of technogenic wastes and previously formed wastes of mining and metallurgical production [1-5]. The choice of areas of rational use of man-made ... -
Influence of deformation parameters on drill string dynamics
(Видавництво НТУ ДП, 2020)Purpose. Identifying the causes of additional energy consumption for deformation of the drill string. Methodology. The study was conducted by analyzing the causes of deformations and justifying their impact on the ... -
Preliminary assessment of the content of valuable components in coal mine waste dumps
(Видавництво НТУ «ДП», 2020)Study of the mineralogical and chemical composition of waste rocks from the Western Donbass coal mines dumps to establish the presence of valuable components and their subsequent industrial development. The present work ... -
Peculiarities of international and national legislation and modern activity of leading companies in the extraction of colored gems
(Видавництво НТУ ДП, 2020)Purpose. Study the impact of the peculiarities of international and national legislation in the field of colored gems mining on the success of the world's leading companies in order to activate the gemstone market ... -
BASIS OF DYNAMICAL LOADS TOWARD BAND LOOP FRAME FOR ARTICULATED CONTAINER TRUCK ON PNEUMATIC WHEELS AMONG DISTURBANCE MOTION
(2018)Justification of dynamic loads on a bearing system for articulated container truck on pneumatic wheels in disturbance motion. -
DEVELOPMENT OF PILOT BATCH AND GRADE ESTIMATION OF COILS OF STEEL GRADE S355MC AT ROLLING MILL "1700", PJSC "ILYICH IRON AND STEEL WORKS"
(2018)Development of technology of hot rolling coils using thermo- mechanical controlled process for the wide-strip rolling mill and grade estimation of coils. -
IMPLEMENTATION OF THE COMBINED RELAY PROTECTION SYSTEMS IN DISTRIBUTION GRIDS WITH SEVERAL SOURCES
(2018)Creation and integration of relay protection combined structures based on microelectronic and electromechanical elements into distributed electric networks for costs reducing and improvement of their operation ... -
THE STUDY OF THE INFLUENCE OF PERIODIC LATERAL VELOCITY VARIATIONS ON THE TIME-DISTANCE GRAPH IN THE REFLECTION METHOD
(2018)To study the effect of insufficient consideration of lateral and sinusoidal velocity variations on the obtained features of the reflecting boundary behaviour under the standard interpretation scheme in the ... -
CONVERSION AND TRANSMISSION OF ELECTRICAL ENERGY IN A COMBINED ELECTROMECHANICAL CONVERTER FOR HYBRID AND ELECTRIC VEHICLES
(2018)Creation and effective control of a combined converter for electromechanical systems with alternating and direct current sources, as well as, in reducing capital costs in the scheme for constructing the electric ... -
INCREASE OF THE ENERGY EFFICIENCY OF THE HUGE INDUSTRIAL POWER-CONSUMING EQUIPMENT
(2018)Development of the methodological approaches to increase the energy efficiency of power-consuming technological complexes of Ukrainian industrial enterprises using the consumer-regulator (CR) mode of their ... -
PROBLEMS OF SYSTEMS WITH DISTRIBUTED GENERATION
(2018)The problems of the development of modern production are related to the demand for electricity, which is ahead of the increase in generating capacity. Electric power industry in the 20 th century ...