Search - Науковий вісник НГУ

21. Restoration of urban underground workings using secondary polymer composites: (Environmental safety, labour protection); ... 79‒84. 2.Goncharenko, D. F., Starkova, O. V., Bondarenko, D. N. and Garmash, A. A., 2016. Effective method of repair and renovation of sewer tunnels. Promyslove budіvnitstvo і іnzhenernі sporudy, ...; Created on 04 March 2019
22. Methods for precautionary management for environmental safety at energy facilities: (Energy efficiency manegement for sustainable development in industrial sector); ... method of calculation of the residual resource of safe operation of the main section of the pipeline makes it possible to rationally plan the repair work, to predict a realistic timetable construction ...; Created on 26 December 2018
23. Determining the sites of optimal location of regional logistics centers: (Economy and Management); ... distributive warehouses, transportation units for providing transport facilities with their own repair, operation and maintenance services and so forth. The suggested techniques for selecting and ...; Created on 26 December 2018
24. Mathematical modeling of the operating process of the engine and means of increasing service life of vehicles: (Geotechnical and mining mechanical engineering, machine building); ... intake process with a non-traditional power mechanism and improvement of maintenance system and repair of vehicles by adjusting maintenance modes. Methodology. During the simulation of the intake ...; Created on 03 July 2018
25. Way of determining the spatial distribution of stresses along the main pipeline section using ultrasonic method: (Information technologies, systems analysis and administration); ... of spatial stress distribution along the main pipeline section under operating conditions, which will make it possible to advise on the way for pipeline repair and recovery with provision of the structural ...; Created on 11 March 2018
26. Study of foam formation process with use of water solutions of foam-forming PAIRS and foam stabilizers: (Mining); ... Centre NVMT of the Russian Academy of Science. 2. Gasumov, R.A. and Minlikaev, V.Z., 2013. Procedure and technology of well repair. Volume 1. Moscow: LLC “Gazprom ekspo”. 3. Rudyi, M.I. and Rudyi, ...; Created on 23 July 2017
27. Estimation of rock mass stability based on probability approach and rating systems: (Geotechnical and mining mechanical engineering, machine building); ... of sewer tunnel repair by the “pipe in pipe” technology. Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, 3, pp. 71–77. ...; Created on 21 May 2017
28. Criterion to select rational parameters of supports to reduce expenditures connected with construction and maintenance of development working: (Mining); ... certain mining conditions taking into account a type of the mine working support, its parameters, repair size and cost as well as lifetime. Methodology. Methods for generalization and comparative ...; Created on 21 May 2017
29. Technology of two-level supporting working contours: (Mining); ... into the working, enhanced durability of the support and increased between-repairs resource, as well as the reached economic efficiency due to the cost reduction for working support and repair. Practical ...; Created on 16 March 2017
30. Features of modeling of electromagnetic field of electric machines when magnetic system properties change: (Electrical complexes and system); ... field modeling when the change of magnetic system properties is caused by the presence of damages of the main types occurring during electric machines long-term operation and repairs. Methodology. ...; Created on 19 January 2017
31. The energy estimation of transportation vehicles: (Geotechnical and mining mechanical engineering, machine building); ... and repairing hybrid cars at service stations, is designed. References/Список літератури 1. Knez, M., Sternad, M., 2015. Solar energized trans port solution and customer preferences and opinions ...; Created on 19 January 2017
32. Geomechanical estimation of the effectiveness of sewer tunnel repair by the “pipe in pipe” technology: (Geotechnical and mining mechanical engineering, machine building); ... the basic design parameters of the lining produced due to repairs, on the bearing capacity and strength of the reconstructed underground structure as a whole. Originality. A new approach to evaluating ...; Created on 04 August 2016
33. Influence of dynamic processes in mine hoists on safety of exploitation of shafts with broken geometry: (Geotechnical and mining mechanical engineering, machine building); ... the system diagnostics parameters are substantiated. Findings. The methods of choosing maintenance and repair operations and correcting operating parameters of system elements, providing safe exploitation ...; Created on 04 August 2016
34. Rolling electrical complex on the basis of the criterion of minimizing the area under the curve of motion: (Electrical complexes and systems); ... of the parameters of the optimal motion curve was developed. It allows us to design systems of automatic regulation and control systems of traction drives, to perform testing, improvement, repair and diagnostics ...; Created on 22 June 2016
35. Wear resistance of nanocomposite coatings with dry lubricant under vacuum: (Geotechnical and mining mechanical engineering, machine building); ... maintenance and repair of aviation equipment]. Samara: SGAU. Ковалев М.А. Технология эксплуатации и ремонта авиационной техники / М.А. Ковалев, Д.С. Елифимов // Самара: СГАУ. – 2002. – 172 с. 2. ...; Created on 02 April 2016
36. Methods of production and processing of wear-resistant coatings for drill bits: (Geotechnical and mining mechanical engineering, machine building); ... carbide hardening and methods of manufacture and repair of drill bits with carbide materials / Overstreet James L. (US); applicant and patentee Baker Hughes INCORPORATED (US). – No.2009115953/02; appl. ...; Created on 08 February 2016
37. New technology of modifying a machine element surface in an attempt to overcome the tribological barrier: (Geotechnical and mining mechanical engineering, machine building); ... equipment, reduction in their metal consumption, reduction in the number of repair workers and improvement of manufacturing safety substantially depend on a tribological problem, which includes the development ...; Created on 04 February 2016
38. Performance analysis in a call center with calls’ abandonment and optional feedback: (Information technologies, systems analysis and administration); ... unreliable servers and repairs”, Applied Mathematical Modelling, vol.33, no.10, pp. 3949–3962. ...; Created on 06 November 2015
39. Increase of the freight wagons ideality degree and prognostication of their evolution stages: (Geotechnical and mining mechanical engineering, machine building); ... // Науковий вісник НГУ. – 2013. – №3. – С.125–133. Barash, Yu.S. and Bulgakova, Yu.V. (2013), “Conceptual approach to freight car repair base reforming under current market conditions”, Naukovyi Visnyk ...; Created on 30 October 2015
40. Waste rock sprayed concrete mixtures for coal mines workings support: (Mining); ... significantly reduce the cost of works connected with mining supports construction and repairing as well as reduce the load on the transport system of a mine and the amount of rocks lifted to the surface. ...; Created on 30 October 2015

Науковий вісник НГУ

Archive

Most read

NEW ON THE SITE

Visitors

Guest Book

Registration data

Contacts