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Engineering Physics Annotation << Back
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THE PHYSICAL PROCESSES OF FORMATION OF MAN-MADE POLLUTANTS FLOW IN THE PROCESS OF DISINTEGRATION OF ROCK MASSES IN THE DEVELOPMENT OF DEPOSITS |
Yu.P. GALCHENKO
The existing technological paradigm of development mineral complex based on the destruction of the lithosphere due to the use of mechanical energy, or energy of the explosion, which inevitably gives rise to a powerful flow of different types of man-made pollutants entering the atmosphere of our planet. At current volumes of mining scale air pollution becomes comparable with natural springs. Finding ways to address these environmental issues requires a detailed study of the physical processes that generate solid pollutants in the process of mining, as well as the characteristics of their transit and deposition in the atmosphere. It identifi ed the physical features of the process of destruction of rocks during drilling operations resulted in the possibility of using the equation Rosin-Rammler to describe the distribution of fi ne grain size fractions. For the fi rst time examined the laws submicron fractions. On the basis of the hypothesis of their distribution on the theoretical law AN Kolmogorov found that when the existing methods of drilling holes and wells in nanosizes falls by 20…60 % of the total amount of drilling dust. When the explosive destruction of rocks a major source of fine fractions of air pollutants in the underground space and the atmosphere in general, the area is blasting action exploding charges. In this case, the method of «random balance», proposed by prof. M.M. Protodjakonova found that 5,5…13 % of explosion erodible material may be in the submicron size range. One of the main ways to reduce this type of dust pollution of the atmosphere is the use of explosives with nizkobrizantnyh mixed nature reaction of chemical transformation.
Keywords: geo-ecology, mining, man-made pollutants, physical processes, processes, disintegration, mechanical destruction of rocks, fine fractions, atmospheric pollution.
Contacts: E-mail: schtrek33@mail.ru
Pp. 39-48. |
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