- 41. Comparative study of respirator protective efficiency in laboratory and in production environment
- (Environmental safety, labour protection)
- ... in the field studies on the dust respirator protective efficiency improvement. Methodology. Laboratory estimation of the penetration coefficient of the dust filtering respirators has been carried out ...
- Created on 21 March 2014
- 42. Decomposition of images of aggregated elements in dispersive formations by their structure
- (Information technologies, systems analysis and administration)
- ... aggregates of complex shape. Methodology. The method includes several steps: source image filtering, converting it to monochrome mode, evaluating coordinates of aggregate’s boundary points, and making ...
- Created on 24 December 2013
- 43. The study of the filtering respirator breathing resistance under cyclic current of air
- (Environmental safety, labour protection)
- ... элемента противопылевого респиратора /И.А. Потапенко // Горноспасательное дело: сб. науч. тр. - 2010. – № 47. – С. 133–141. Potapenko, I.A. (2010), “Hydrodynamical resistance of the filtering ...
- Created on 24 December 2013
- 44. Research of the electret effect on the fibers of the polypropylene filtering materials
- (Environmental safety, labour protection)
- ... is necessary to use porous filtering materials meeting standards which don’t influence the workers' capacity for work. The presence of electric forces on the surface of filtering material makes it possible. ...
- Created on 05 January 2013
- 45. Method of determination of hydraulic parameters of process water filter operation
- (Geotechnical and mining mechanical engineering, machine building)
- ... Adjustment and calibration of experimental test bench for filtration investigations have been described. It has been suggested to determine rational speed of seepage in terms of filtering elements regeneration ...
- Created on 26 December 2012
- 46. Hydromechanical changes of the reservoir water-bearing gas storage coefficients
- (Mining)
- ... On its basis the volume deformation, physical-mechanical and diffusive-adsorption changes of reservoir properties have been estimated. Received results will allow taking into consideration filtering properties ...
- Created on 26 December 2012
- 47. About determination of the dust mask protective efficiency by the test aerosol „Paraffin Oil“
- (Environmental safety, labour protection)
- ... To study of the influence of the main features of the new test aerosol introduced according to the harmonized European standards on the penetration coefficient of respirators and filtering materials. Now ...
- Created on 14 November 2012