- 41. Content
- (Contents №4 2017)
- ... N.V.Bilan, A.V.Khalymendyk. On formation of electrically conductive phases under electrothermal activation of ferruginous carbonates 27 Geotechnical ...
- Created on 15 March 2018
- 42. Method and device for increasing weight charging of four-stroke engine cylinders
- (Geotechnical and mining mechanical engineering, machine building)
- ... valve shaft unevenly, changing unevenness consecutively and infinitely. Unevenness degree is varied by shift of phases of two identical periodical laws of uneven rotation. Findings. A curve explaining ...
- Created on 17 November 2017
- 43. Research on effect of differential-phase protection of busbars system with voltage of 110‒750 kV
- (Electrical Complexes and Systems)
- ... the phases of the feeder currents in differential-phase protection of busbar systems with voltage of 110‒750 kV. Methodology. During the studies methods of mathematical modeling and simulation of ...
- Created on 06 September 2017
- 44. On formation of electrically conductive phases under electrothermal activation of ferruginous carbonates
- (Solid-State Physics, Mineral Processing)
- ... carbon – carbon oxides” system have been evaluated using data on the standard change in the Gibbs energy Evaluation. Findings. Formation of electrically conductive phases in siderite has been studied. ...
- Created on 06 September 2017
- 45. MATHEMATICAL MODELING OF MICROWAVE HEATING OF LOOSE MINING MATERIALS
- (Solid-state physics, mineral processing)
- ... determining the ranges of temperatures and moisture content in solid and fluid phases of a warmed-up porous medium, the law of the motion of the phase changes limit and working frequency of an electromagnetic ...
- Created on 01 October 2014
- 46. Implementation of gauss error integral for assessment of the metrological characteristics of information measuring system converter
- (Information technologies, systems analysis and administration)
- ... confidence level of observations of the measured value we can estimate the random component of the error in the previous development phases of the information-measuring systems primary transmitters. Originality. ...
- Created on 17 October 2013
- 47. Mathematical model of liquid accumulation in lowered areas of gas pipeline
- (Solid-state physics, mineral processing)
- ... model of gas-liquid mixture flow in rising section of relief pipeline has been offered. The model is based on the system of equations of balance of forces which act on gas and water phases and enables ...
- Created on 13 August 2013
- 48. Current state of methods of mineralogical analysis of phosphorus-titanium ledge ore deposits of Ukraine
- (Geology)
- ... of three ore phases have been determined, namely of ilmenite, nonmetal mineral + apatite and sulphides. Comparison between mineralogical data and chemical analysis has been carried out taking ...
- Created on 10 July 2013
- 49. Mechanism of an enterprise’s strategic flexibility support
- (Economy and management)
- ... are: investment portfolio formation model, economic analysis, mathematical statistics and prognostication. Findings. We have defined the phases of formation process and support mechanism of strategic ...
- Created on 16 April 2013
- 50. Adequacy and efficiency of the model of the technological process of paraffin microwave melting
- (Physical processes and mathematical modeling of mining production technologies)
- ... system was constructed. Temperature distribution in fluid and solid phases of material, average temperature of the volume of the melt and the law of motion of phase transformation limit were gained. Advantages ...
- Created on 25 December 2012