RAISING AND DECISION OF NON-STATIONARY BORDER TASK OF FILTRATION OF LIQUIDS IN POROUS ENVIRONMENT

V. F. Molchanov

Abstract


The analysis of researches of mechanism of formation of profile of the processed surfaces is resulted polishing taking into account influence of particulate matters, contained in a lubricating-cooling liquid (LCL). For the exception of origin of being slightly burnt at polishing and diminishing of roughness of surface, muddy liquids must be purged from the particulate matters of metal-workingness. Utillizing of filtration for cleaning of technological liquids most effectively, because during filtration through the layer of porous materials it is possible to attain complete extraction of particulate matters from liquids. However features of structure of porous space generation row of the specific phenomena, arising up at motion of liquids in ductings of porous environment. A research purpose is a study and establishments of conformity to the law of process of filtration of technological liquids through porous materials. During filtration of technological liquids through the layer of porous materials the porous environment of filter partition is deformed with a change its porosity. A change porosity takes a place due to diminishing of volume of pores of porous space, because particulate matters together with a liquid get to the pores of ductings of porous space and hang up in them. In the examined model, the process of filtration of slime suspensoids flows with the permanent stoppering of pores of filter partition. Conformities to the law of process of filtration of technological liquids are investigational through porous materials. During filtration of liquid with particulate matters the porous environment of filter partition is deformed with a change its porosity. The conducted researches allowed to expose and study conformities to the law of process of filtration and set the law of change porosity of porous environment. On the basis of the set law differential equalization which allows at the set initial and scope conditions to decide the task of filtration of liquid through the layer of particulate matters of the deformed porous environment of filter partition is shown out.


Keywords


technological liquids; particulate matters; filtration; porous materials; discrete great number

References


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DOI: https://doi.org/10.31319/2519-2884.32.2018.166

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Copyright (c) 2018 V. F. Molchanov

ISSN (print) 2519-2884

ISSN (online) 2617-8389