- 21. Model of surface roughness in turning of shafts of traction motors of electric carst
- (Content №1 2020)
- ... sum of all random deviations superimposed on an ideal geometrically calculated profile. In this case, the roughness profile will have a probabilistic character, which was formed as a result of complex ...
- Created on 10 March 2020
- 22. Integrated control system of the thermal power complex using the tensor analysis methods
- (Information Technologies, Systems Analysis and Administration)
- Authors: V.M.Sidletskyi, Cand. Sc. (Tech.), Assoc. Prof., orcid.org/0000-0003-2606-3651, National University of Food Technologies, Kyiv, Ukraine, e‑mail: This email address is being protected from spambots. You need JavaScript enabled to view it.; This email address is being protected from spambots. You need JavaScript enabled to view it. ...
- Created on 26 October 2019
- 23. Deformation of the long casing string on centralizers in the process of its installation in a horizontal well
- (Geotechnical and mining mechanical engineering, machine building)
- ... the optimal distance between the centralizers are derived. The influence of deviations of the well direction from the horizontal on the change of the stress-deformed state of the casing which allows oilmen ...
- Created on 26 October 2019
- 24. Control regularities of the useful mineral extraction from ore feed stream with autogenous grinding. Spectral analysis
- (Information Technologies)
- ... system must be built according to the reaction on the deviation of the useful mineral content value at the control object output. For the first time, to substantiate the fundamental decision-making base, ...
- Created on 16 June 2019
- 25. Automatic control of electrical distribution network mode with the voltage unbalance
- (Electrical Complexes and Systems)
- ... over existing ones is proved, because additional criteria, levels of steady stress deviation, are taken into account in the formulation of the control task. The results of computer simulation of the automatic ...
- Created on 16 June 2019
- 26. Fit selection and life forecasting of work of movable joints of hydraulic props of powered supports
- (Geotechnical and mining mechanical engineering, machine building)
- ... classes and limit deviations for holes and shafts (n.d.). Retrieved from http://bsfsh.com/upload/file/20160601/20160601095795959595.pdf. повний текст / full article ...
- Created on 16 June 2019
- 27. Synthesis by using the sliding-mode control theory for the fuzzy logic controller of the direct torque control system
- (Power Supply Technologies)
- ... coefficients of deviation from the given regimes. Changing these coefficients leads to a change in the sector boundaries of the switching table. The analysis of system behavior on the basis of the established ...
- Created on 29 October 2018
- 28. Energy efficient power supply system and automatic control of modes of the “power supply – pumping station” complex
- (Electrical Complexes and Systems)
- ... in particular, to decrease specific cost of active electric energy, to improve the power factor, to decrease circuit voltage deviation as well as to reduce consumption of total and reactive powers, which ...
- Created on 03 July 2018
- 29. Macroeconomic stability evaluation in countries of lower-middle income economies
- (Economy and management)
- ... asymmetry and extreme deviations as dynamic indicators of the economic agents’ response to the positive or negative impacts of the macroeconomic destabilization. Findings. The results of macroeconomic ...
- Created on 11 March 2018
- 30. Evaluation of the effectiveness of piggyback traffic in the context of creating transport and logistics clusters
- (Information technologies, systems analysis and administration)
- ... the intensity of service is 1.83 veh/hour; the law of time distribution for loading cars onto platforms is normal, with a mathematical expectation of 0.712 hours and a standard deviation of 0.24 hours. ...
- Created on 11 January 2018
- 31. Control regularities of the useful mineral extraction from ore feed stream with ball grinding. Spectral analysis
- (Information technologies, systems analysis and administration)
- ... plant in general through the “content of useful mineral in ore – content of useful mineral in a concentrate” channel should be based on reaction to a parameter value deviation of saleable concentrate from ...
- Created on 11 January 2018
- 32. Influence of distortion of load current on parameters of components of the parallel power active filter
- (Electrical complexes and system)
- ... value and the deviation of the capacitor voltage of the power active filter. It also involves the justification of the rate of change of load current as a critical parameter using the experimental results. ...
- Created on 17 November 2017
- 33. Determination of cross-correlation dependences between the parameters of swallies of the earth surface and the movement of underworked rocks
- (Mining)
- ... hirskoho tysku, 17, pp. 67‒93. 7. Nazarenko, V.A. and Ioshchenko, N.V., 2011. Patterns of development of maximum subsidence and deviations surface displacement trough. Dnipropetrovsk: NGU. 8. ...
- Created on 24 July 2017
- 34. Effect of antilock brake system on basic parameters of transport vehicle transmission
- (Geotechnical and mining mechanical engineering, machine building)
- ... transport vehicle deviation from the specified trajectory have been determined. Originality. It is the first time when quantitative assessment of ABS effect upon HMT kinematic and power parameters ...
- Created on 21 May 2017
- 35. Analytical determination of co-ordinates of distinguished points of the Earth surface depression over broken workings
- (Mining)
- ... andIoshchenko, N.V., 2011. Zakonomernosti razvitiia maksimalnykh osedanii i naklonov poverkhnosti v mulde sdvizheniia [Patterns of development of maximum subsidence and deviations of surface displacement ...
- Created on 16 March 2017
- 36. Developing methods for increasing readiness of the managers of coal mine divisions to accidentfree operation according to quantitative estimations of their personality characteristics
- (Environmental safety, labour protection)
- ... methods, engineering psychology with the use of statistical data on injuries and accidents. Findings. The dependence of the deviations on the regulatory decisions in a series of professional training ...
- Created on 19 January 2017
- 37. Experimental study of the influence of crossing the disjunctive geological fault on thermal regime of underground gasifier
- (Mining)
- ... was conducted. Average time deviation of crossing the fault plane of disjunctive geological fault with underground gasifier was received. Established values make it possible to determine the output of ...
- Created on 17 November 2016
- 38. Wavelet image denoising based on fusion threshold functions
- (Information technologies, systems analysis and administration)
- Authors: Guoliang Sun, Rongcheng College of Harbin University of Science and Technology, Weihai, China Abstract: Purpose. Specific to the existing discontinuity and constant deviation ...
- Created on 04 August 2016
- 39. Influence of dynamic processes in mine hoists on safety of exploitation of shafts with broken geometry
- (Geotechnical and mining mechanical engineering, machine building)
- ... plant as an iterative, multimass discrete-continual system with plural deviations of operating parameters from the legitimate project values. On the base of findings the methodology of the instrumental ...
- Created on 04 August 2016
- 40. Effect of time-transgressive faults upon methane distribution within coal seams
- (Geology)
- ... postsedimental and low-amplitude fault have been analyzed. Maps of local gas-bearing capacity deviations have been developed to demonstrate the effect of these tectonic faults upon localization of methane ...
- Created on 02 April 2016