- 41. Intensification of concentration process through minerals vibroactivation
- (Solid-state physics, mineral processing)
- ... analysis. Findings. The feature of the shock-vibrating affecting minerals is formation of sosoloids of different type. These very sosoloids will cause the increase or the decrease of conductivity. ...
- Created on 16 April 2013
- 42. Preliminary assessment of heat flow from rock massif into headings and ways of its reducing for microclimat normalization in deep mines of Donbass
- (Environmental safety, labour protection)
- ... equalizing shell of rocks around tunnel due to their thermal conductivity. Using MathCAD 11 Enterprise it is defined thermal resistance of heat equalizing shell for heat flux and it is calculated values ...
- Created on 21 November 2012
- 43. Calculation of parameters of cylindrical resonator of microwave plasma generator focusing system
- (Solid-state physics, mineral processing)
- ... cylindrical cavity taking into account dielectric conductivity of partitions were obtained. Proposed analytical dependencies were checked on the test case, solution of which is known. It is shown that ...
- Created on 21 November 2012
- 44. Assessment of heat flow from rock massif into headings of deep mines of Donbass and cold air input required for normalization of microclimate in them
- (Environmental safety, labour protection)
- ... of rocks around the tunnel due to its thermal conductivity was worked out. By means of MathCAD 11 Enterprise the heat equalizing shell thermal resistance was determined and values of specific heat flux ...
- Created on 20 November 2012
- 45. Study of high pressure influence on durability of building materials made of industrial wastes
- (Environmental safety, labour protection)
- ... blend composition for manufacturing building materials. The studies were conducted mainly in two directions in walling building materials: strength and thermal conductivity. This is explained firstly ...
- Created on 16 November 2012
- 46. Features of formation of technogenic permeability in roof of coal layer during underground gasification of coal
- (Mining)
- ... in the zone affected by the gas generator. The increase of conductivity of sandy-clayey rocks enclosing the coal seam has been estimated for the first time taking into account the range of volumetric strain ...
- Created on 16 November 2012
- 47. Substantiation of method of formation of ice hydrate blocks with the purpose of transporting and storage of hydrate generating gas
- (Mining)
- Authors: L.O. Pedchenko, Yu. Kondratiuk Poltava National Technical University, Postgraduate Student, Poltava, Ukraine M.M. Pedchenko, Yu. Kondratiuk Poltava National Technical University, ...
- Created on 16 November 2012
- 48. Estimation of fractured rock permeability around excavations from the viewpoint of rock mechanics
- (Mining)
- ... conductivity according to fracture parameters. The model was verified in the mining and geological conditions of Pivdenno-Bilozerske deposit. The deviations in hydraulic conductivity up to 2–3 times from ...
- Created on 15 November 2012
- 49. Integration of a differential heat conduction equation to determine thermal load of a disk brake of a mine locomotive
- (Geotechnical and mining mechanical engineering, machine building)
- ... of temperature of elements of a brake mechanism the highest accuracy is achieved by the methods based on the analytical decision of the equation of heat conductivity. The analytical decision of a problem ...
- Created on 14 November 2012
- 50. Results of analysis of induction of heating modes of machine parts with detachable connection
- (Electrical complexes and systems)
- ... method of physical modeling has been used for leveling the magnetic field on the surface of the plug and the contact thermal conductivity identification and supported by method of validation of mathematical ...
- Created on 13 November 2012