METHOD OF HEATING FURNACE FOR STEP-FLUIDIZED BED FOR MAGNETIZING ROASTING OF IRON ORES

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to production of iron ore u0441u044bu0440u044cu00a0 in ferrous metallurgy. purpose u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 u00a0u0432u043bu00a0u0435u0442u0441u00a0 reducing fuel consumption and improving the quality of the finished product.continuous administration of high u0441u043bu043eu00a0 raw pellets u043eu0441u0443u0449u0435u0441u0442u0432u043bu00a0u0435u0442u0441u00a0 largest homogeneity u0433u0430u0437u043eu043fu0440u043eu043du0438u0446u0430u0435u043cu043eu0441u0442u0438 u0441u043bu043eu00a0 width burning carts and control the u0433u0430u0437u043eu043fu0440u043eu043du0438u0446u0430u0435u043cu043eu0441u0442u0438 at difference temperatures u0442u0435u043fu043bu043eu043du043eu0441u0438u0442u0435u043bu00a0 at the outlet from the neighbouring elements u0441u043bu043eu00a0, width u043eu0442u0441u0442u043eu00a0u0449u0438u0445 from each other at the 40 - 80 medium calibre pieces.for example, in the first section of the drying temperature u0442u0435u043fu043bu043eu043du043eu0441u0438u0442u0435u043bu00a0 u0437u0430u043cu0435u0440u00a0u044eu0442 zone at a distance of 100 mm from the surface of the u0441u043bu043eu00a0 chromel - u043au043eu043fu0435u043bu0435u0432u044bu043cu0438 u0442u0435u0440u043cu043eu043fu0430u0440u0430u043cu0438, u0440u0430u0441u0441u0442u043eu00a0u043du0438u0435 between to u0442u043eu0440u044bu043cu0438 u0441u043eu0441u0442u0430u0432u043bu00a0u0435u0442 60 medium calibre pieces. they u043fu043eu043au0430u0437u0430u043du0438u00a0u043c u043eu043fu0440u0435u0434u0435u043bu00a0u0435u0442u0441u00a0 temperature differential between the elements of u0441u043bu043eu00a0 and achieving the difference u0437u043du0430u0447u0435u043du0438u00a0 10 hail.u043fu0440u043eu0438u0437u0432u043eu0434u00a0u0442 adjustment u0433u0430u0437u043eu043fu0440u043eu043du0438u0446u0430u0435u043cu043eu0441u0442u0438 u0441u043bu043eu00a0, u0438u0437u043cu0435u043du00a0u00a0 height at the station at two medium size pieces. the adjustment u043fu043eu0432u0442u043eu0440u00a0u044eu0442 until the temperatures do not u043fu0440u0438u0431u043bu0438u0437u0438u0442u0441u00a0 to zero.