- 41. The equivalent number of stress cycles in view of fatigue calculation of tumbling mill gear
- (Geotechnical and mining mechanical engineering, machine building)
- ... cycles determination, durability factor calculation and working stress determination have been considered in view of open gearing of the МШЦ5,5х6,6 mill. Findings. It is determined that the factor ...
- Created on 29 March 2015
- 42. ECONOMICAL METHOD TO INCREASE DURABILITY OF BODIES OF QUARRY DUMP TRUCKS
- (Economy and management)
- A.V. Firsov The analysis of existent methods of increasing longevity of bodies of quarry dump trucks is given in the article. The most effective and the cheapest method of increasing longevity ...
- Created on 01 October 2014
- 43. Development of mathematical model of hydraulic lift of tunnel lining machine manipulator
- (Geotechnical and mining mechanical engineering, machine building)
- ... allows determining of the rational parameters of the tunnel lining machine manipulator on order to create the tunnel lining machine manipulators of reduced weight, increased strength and durability, competitive ...
- Created on 10 July 2014
- 44. Optimization of structural elements of drive gearbox shafts of mine scraper conveyors
- (Geotechnical and mining mechanical engineering, machine building)
- ... surrounded by т-dimensional parallelepiped. Findings. The obtained values of structural parameters are optimal with a probability of 0.95 under required durability and operating reliability, which provide ...
- Created on 10 July 2014
- 45. Filled aluminosiloxane polymer-based coatings thermal stability and heat resistance improvement
- (Solid-state physics, mineral processing)
- ... The corrosion depth of protected metal decreases of 2.2–3.5 times, thereby durability of the material increases 2.5–3.2-fold, respectively. The integrity of the coating decreases monotonically with the ...
- Created on 11 May 2014
- 46. Prospects for development of joints of deep-water vertical pipes of large diameter (reisers). Threaded connections of raisers
- (Geotechnical and mining mechanical engineering, machine building)
- Authors: T.A. Kuznetsova, K.A. Ziborov, L.I. Chernukha, V.N. Maryenko When drilling and extracting minerals from deep sea they use standpipe compose from pipes of 12 meters ...
- Created on 26 December 2012
- 47. Basic grades of structural carbon steels used for car production and repair
- (Mechanization of mining production, mining machines and systems, mining mechanical engineering)
- Authors: V.Ye. Olishevskaya, G.S. Olishevskiy, A.A. Savchenko. Basic grades of structural carbon steel, used in motor-car industry, has been analyzed. Material of the article ...
- Created on 25 December 2012
- 48. Prospects for development of vertical joints of deep-water pipes of large diameter (reiser). Working out of requirements to trumpet joints
- (Mechanization of mining production, mining machines and systems, mining mechanical engineering)
- Authors: T.A. Kuznetsova, A.P. Ziborov, L.I. Chernukha, V.A. Zakharenko. Technical requirements produced to pipe junctions meant for hard usage (deep-sea, variable horizontal ...
- Created on 25 December 2012
- 49. Method of determination of durability of rock on monaxonic tension
- (Mine and underground building)
- Authors: Tereshchuk R.M., Kipko O.Ye., Shashenko D.O. The method of determining the strength of the rocks in uniaxial tension, which allows wider range of investigated rocks ...
- Created on 17 December 2012
- 50. Reinforcement of drill pipes
- (Geotechnical and mining mechanical engineering, machine building)
- ... strain load limit, strength of welded seam, drill string durability, wear resistance. Limit load criteria is material yield strength, load factor K = 1,5. Thermochemical strengthening of thread profile ...
- Created on 21 November 2012