- 41. Regime-parametric optimization of a mine winder deceleration
- (Geotechnical and mining mechanical engineering, machine building)
- ... case, the oscillations of the drive and the final cargo at the end of deceleration do not exist. In aggregate, it allows increasing the reliability of the mine winder. The optimal value of the reduced ...
- Created on 29 October 2018
- 42. Forming the structure of automated system to control ground heavy-type ropeways
- (Geotechnical and mining mechanical engineering, machine building)
- ... GRW dynamic coefficient on acceleration period has been determined with the consideration of the self-oscillation period of the system. A method aimed at the minimization of dynamic forces within the rope ...
- Created on 27 August 2018
- 43. Start dynamics of vibrating machines with unbalanced drive considering its elasticity
- (Geotechnical and mining mechanical engineering, machine building)
- ... is demonstrated that oscillation amplitudes of elastic coupling at the start moment mostly depend on the remoteness of its own frequency from the current frequency in motor electricity network. An equation ...
- Created on 03 July 2018
- 44. Protection of objects from the influence of long-term dynamic loads
- (Geotechnical and mining mechanical engineering, machine building)
- ... of the dynamic characteristics of buildings in the far field of the source of oscillations. Academic journal. Industrial Machine Building, Civil Engineering, 1(43), рр. 202‒207. 6. Sdvizhkova, ...
- Created on 03 July 2018
- 45. Content
- (Contents №4 2017)
- ... coagulation processes and their physical and mechanical properties 5 О.Sdvyzhkova, Yu.Golovko, D.Klymenko. Effect of harmonic oscillations on ...
- Created on 15 March 2018
- 46. Asymptotic method for investigating resonant regimes of nonlinear bending vibrations of elastic shaft
- (Geotechnical and mining mechanical engineering, machine building)
- ... the mining industry, through the study of mathematical model of nonlinear oscillations. Mathematical models of oscillatory systems previously were studied in the literature mainly based on the numerical ...
- Created on 11 March 2018
- 47. The tumbling mill rotation stability
- (Geotechnical and mining mechanical engineering, machine building)
- ... fill of the chamber. Conditions for the occurrence of unstable motion have considerable practical significance because they cause self-excitation of auto-oscillations of the filled drum and determine improvement ...
- Created on 11 March 2018
- 48. Analytical methods for determining the effect of the dynamic process on the nonlinear flexural vibrations and the strength of compressed shaft
- (Geotechnical and mining mechanical engineering, machine building)
- ... of Higher Mathematics, Lviv, Ukraine. Abstract: Purpose. Determining the dynamic factor of industrial equipment safety by studying the dynamic processes in a nonlinear compressed shaft type oscillation ...
- Created on 17 November 2017
- 49. Effect of harmonic oscillations on a crack initiation in the rock mass
- (Mining)
- ... simultaneous effect of the rock stress state and oscillatory processes. The influence of the oscillation amplitude-frequency characteristics on the critical crack length has to be studied as well. Methodology. ...
- Created on 06 September 2017
- 50. The influence of viscoelastic properties of the belt on its dynamic characteristics
- (Geotechnical and mining mechanical engineering, machine building)
- ... in case of transverse vibrations. Methodology. Methodology for flexible belt transverse oscillation investigation is based on asymptotical methods of nonlinear mechanics and wave theory of movement. ...
- Created on 24 July 2017