Influence of discharge pulses duration in a layer of iron granules on the sizes and structurally-phase condition of its electroerosion particles
DOI:
https://doi.org/10.15587/1729-4061.2012.5728Keywords:
discharge pulses, voluminous electroerosion disintegration, electroerosion particles, structural-phase condition, dispersion, coherent scattering areasAbstract
The article represents the results of studies of the effect of the duration of discharge pulses of quasi trapezoidal form, as well as storage conditions of dispersions of iron particles produced by voluminous electroerosion disintegration of its granules in the water, on their grainulometric characteristics and structural-phase state. Having used the results of the scanning electron beam microscopy, X-ray and X-ray elemental analysis it was determined that the decrease in the duration of discharge pulses reduced the sizes of electroerosion particles Fe and increased the proportion of oxides in their composition. To carry out the research we used a scanning electron microscope CamScan-4 with X-ray attachment for energy dispersive microanalysis INCA-200, and a diffractometer DRON-3.0 with cobalt radiation. The principal possibility of obtaining of submicron elecrtoerosion particles Fe at reducing the duration of discharge pulses to one microsecond or less was shownReferences
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Copyright (c) 2014 Сергей Николаевич Захарченко, Игорь Петрович Кондратенко, Анатолий Емельянович Перекос, Василий Пантелеевич Залуцкий, Владимир Викторович Козырский, Константин Георгиевич Лопатько
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