METHOD FOR DETERMINING GRAIN-SIZE ANALYSIS OF CONCRETE AGGREGATES

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to equipment, namely, the mode of u0434u043bu00a0 u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 type (u0433u0440u0430u043du0443u043bu043eu043cu0435u0442u0440u0438u0447u0435u0441u043au043eu0433u043e) composition of the bulk material, and applied u0437u043du0430u0447u0435u043du043e u0434u043bu00a0 u0438u0441u043fu043eu043bu044cu0437u043eu0432u0430u043du0438u00a0 in the construction industry, as well as in other u043eu0431u043bu0430u0441u0442u00a0u0445 of u0445u043eu0437u00a0u0439u0441u0442u0432u0430 where it is necessary to control the particle size distribution with u044bu043fu0443u0447u0438u0445 materials such as coke and metallurgical.purpose u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 u00a0u0432u043bu00a0u0435u0442u0441u00a0 sustained u043au043eu043du0442u0440u043eu043bu00a0 composition of aggregates of concrete and reduce the time for its implementation.u0434u043bu00a0 u043fu043eu0432u044bu0448u0435u043du0438u00a0 productivity and u043eu0431u0435u0441u043fu0435u0447u0435u043du0438u00a0 u043au043eu043du0442u0440u043eu043bu00a0 composition of aggregates particle size u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 in the process of screening material on the u0441u0438u0442u0430u0445 with u00a0u0447u0435 u0439u043au0430u043cu0438 standard sizes and weight fractions u043eu043fu0440u0435u0434u0435u043bu00a0u044eu0442 signals u0441u0438u043bu043eu0438u0437u043cu0435u0440u0438u0442u0435u043bu044cu043du043eu0433u043e sensor at the bottom u0432u0438u0431u0440u043eu043eu0440u0433u0430u043du0430 during joint u0434u0432u0438u0436u0435u043du0438u00a0 u0441u043bu043eu00a0 material and with u0432u0438u0431u0440u043eu043eu0440u0433u0430u043du043eu043c.measurement of u043fu0440u043eu0432u043eu0434u00a0u0442 during joint u0434u0432u0438u0436u0435u043du0438u00a0 u0441u043bu043eu00a0 material with movable bars in one period of phase angle in the range of u0438u0437u043cu0435u043du0435u043du0438u00a0 variation 9 / 6 lp - 11 / 6 7u0433 + 2 rate, where p is the number of u0432u0438u0431u0440u043eu043eu0440u0433u0430u043du0430. 1 u0438u043b., 1 table. (l