The minimum fluidization voidage dealing with the Geldartgroup B & D particles can be simply determined by an arbitrary loosing bulk method, which can be used to substitute for the normal fluidization curve method, i.
实验数据表明，这一随意松散堆积空隙率可用来代替最小流化空隙率的数值，并用Ｅｒｇｕｎ方程式，求取最小流化速度。