摘要：介绍了用粉碎流化床将液态物料干燥成粉体的方法 ,对其干燥机理进行了分析。通过热质平衡和含水量的分析 ,确定了包括返料在内的干燥液态物料的粉碎流化床的操作参数
关键词：粉碎流化床;干燥;液态物料;粉体;
Abstract：A method which use an agitate fluid-bed to directly de-water liquid materials to powders is introduced and its dry ing principle is shown．Alsothe heat and mass balance equation and moisture relation are analyzedthrough that the operating parameters including the quantity of return material are ac counted．
Key words：agitate fluid-bed；drying；liquid material；powder ma terial
