Physical and mathematical modeling of phenomena proceeding with gas �? powder two phase flow through moving packed bed in metallurgical shaft furnaces

[摘要] Physical and chemical processes in shaft furnaces proceeds in counter �? current system. Reacting gas carrying powders flows up in packed bed of descending metallurgical materials. In this system the problem of bed particles hanging up...

[学科分类] 金属与冶金

[关键词] modeling;blast furnace;gas �? powder flow;powder hold up