本科毕业设计第I页共II页年产850吨土霉素生产工程初步工艺设计目录1总论......................................................................................................................................11.1行业概况..................................................................................................................11.2设计概况..................................................................................................................11.3设计依据及范围......................................................................................................21.3.1设计依据......................................................................................................21.3.2设计范围....................................................................................................22设计指导思想、原则..........................................................................................................22.1指导思想..................................................................................................................22.2设计原则..................................................................................................................33土霉素生产工艺流程设计..................................................................................................33.1产品性质和规格......................................................................................................33.2产品质量规格..........................................................................................................43.3工艺流程..................................................................................................................43.4工艺流程简述..........................................................................................................43.4.1种子的制备..................................................................................................43.4.2各级培养基的制备......................................................................................53.4.3菌种的培养...................................................................................................53.4.4三级培养......................................................................................................53.4.5发酵液的酸化、净化、过滤.........................................................................73.4.6滤液脱色及树脂再生.....................................................................................83.4.7脱色液的连续结晶........................................................................................83.4.8结晶液离心分离............................................................................................83.4.9湿结晶体的气流干燥....................................................................................83.4.10结晶、干燥..................................................................................................84物料衡算..............................................................................................................................94.1有关土霉素生产技术指标......................................................................................94.2发酵阶段物料衡算................................................................................................104.2.1发酵罐.....................................................
