- 21. Analysis of calculation models while solving geomechanical problems in elastic approach
- (Mining)
- ... stress state (approximate analytical model), and those of a plane strain (accurate calculation model). It has been demonstrated that calculation of extended mine workings should involve analytical model ...
- Created on 08 March 2019
- 22. Dependence of the drilling speed on the frictional forces on the cutters of the rock-cutting tool
- (Mining)
- ... the mechanical drilling speed, taking into account the decrease in the actual axial load due to the action of the frictional force. Methodology. The analytical model of the vertical and horizontal ...
- Created on 08 March 2019
- 23. The study on the flows kinematics in the jet pump’s mixing chamber
- (Geotechnical and mining mechanical engineering, machine building)
- ... for mixed flows in a flowing part of a downhole jet pump. Methodology. There is developed an analytical model for distribution of flow kinematic parameters in the mixing chamber of a downhole ...
- Created on 03 March 2019
- 24. Paradigm of marginal analysis of profits of enterprises with a multiple productive process
- (Economy and Management)
- ... Purpose. Development of a conceptual theoretical-analytical model of marginal analysis of profits for operating procedures of industrial enterprises with a multiple productive process and variety ...
- Created on 26 December 2018
- 25. Synergetic model of the wave abrasive‑fatigue wear of rubber lining in the ball‑tube mills
- (Solid State Physics, Mineral Processing)
- ... the analytical model by industrial test results. Methodology. A comprehensive approach was used, which included analytical studies and extensive industrial tests of different ball mills. Findings. On ...
- Created on 29 October 2018
- 26. Multilevel system of magnet and thermal deparafinization with external insulating coatings
- (Mining)
- ... There has been explained an analytical model for calculation of parameters of operation of multilevel deparafinization complex equipped with insulating coatings. Originality. For the first time there ...
- Created on 03 July 2018
- 27. Integration of statistical model for optimum inventory and Wilson EOQ model
- (Economy and Management)
- ... of each composing model. Methodology. The analytical model that allows averaging the estimation results obtained by means of statistical and Wilson models is designed. Optimization approach to ...
- Created on 16 May 2018
- 28. Using a methodical approach to the evaluation of attractiveness investment resources for electricity distribution companies
- (Economy and Management)
- ... dynamics model by M. Magnitsky. Methodology. The study used systematic and synergetic approaches as well as the method of analytical modeling. Findings. The work proved the use of nonlinear ...
- Created on 16 May 2018
- 29. Influence of thermophysical processes on the friction properties of wheel ‒ rail pair in the contact area
- (Geotechnical and Mining Mechanical Engineering, Machine Building)
- ... into account the thermophysical processes in the contact zone in the transmission of friction motion for various interaction conditions. Methodology. An analytical model for the interaction of a wheel ...
- Created on 16 May 2018
- 30. The effect of stiffness of shoe brake elements on the distribution of contact pressures
- (Geotechnical and Mining Mechanical Engineering, Machine Building)
- ... equation; the finite element method for optimizing the design of the brake beam. Findings. An analytical model of the brake beam as a circular beam of a constant section on the Winkler base is ...
- Created on 16 May 2018
- 31. Analytical model of application layer in NGN of mining industry enterprises
- (Information technologies, systems analysis and administration)
- ... Purpose. Creation of an analytical model of the application layer with a centralized control principle to estimate the quality of control over providing new services, taking into account the self-similarity ...
- Created on 11 January 2018
- 32. On wheel rolling along the rail regime with longitudinal load
- (Geotechnical and mining mechanical engineering, machine building)
- ... nonstationary rectilinear motion of the rail wheel along the rail. Methodology. An analytical model of the interaction between the wheel and rail on an elementary contact area taking into account ...
- Created on 24 July 2017
- 33. Modelling geodetic network to improve reliability of surveying providing of mining operations
- (Mining)
- ... analytical model of surveyor-geodetic network as a graph of conversions has been developed. The matrix of conditional distribution functions of duration of stay of the geodetic network in different states ...
- Created on 23 July 2017
- 34. Ergonomic provision of modernizing management processes of metallurgical production in Ukraine and China
- (Economy and management)
- ... operator’s activity planning. Methodology. Ananalytical model of the organization of the research works devoted to the ergonomic modernization of man-machine systems was developed. Searching and purpose-oriented ...
- Created on 16 March 2017
- 35. International standard ISO 9001:2015 – adaptation for flexibility of quality management
- (Economy and management)
- ... of requirements of the international quality standards to adaptability and flexibility of enterprise quality management systems was formed. The analytical model of connection between various sections of ...
- Created on 16 March 2017
- 36. Improvement of technical criteria for comparative evaluation of mining operation options of iron ore open pits
- (Mining)
- ... variables, are determined by nature and remain unchangeable. This idea is realized by developing an analytical model of mining operations and ore mining productivity complex evaluation parameter. Findings.The ...
- Created on 16 March 2017
- 37. Analytical decomposition model of the indicator of corporate management quality and effectiveness
- (Economy and management)
- ... The purpose of the article is the grounding and choice of generalizing index which describes the corporate management quality and effectiveness, as well as the development of the analytical model of index ...
- Created on 19 January 2017
- 38. The energy estimation of transportation vehicles
- (Geotechnical and mining mechanical engineering, machine building)
- ... based on quality performance according to energy estimation. Methodology. Determination of the analytical model for the evaluation of the hybrid power plant technical condition of the test cycle mode ...
- Created on 19 January 2017
- 39. Analytical study of rock cutting mechatron vibration system by flat auger tools
- (Mining)
- ... of processed array and kinematic characteristics of the instrument. Methodology. The analytical model of the fracture process of rock cutting by tool vibration considering plastic properties of the ...
- Created on 04 August 2016
- 40. Rolling electrical complex on the basis of the criterion of minimizing the area under the curve of motion
- (Electrical complexes and systems)
- ... characterizes the decision, i.e. the choice of the electrical complex motion control, was understood to be the criterion of optimality. Findings. We developed the analytical model of application of ...
- Created on 22 June 2016