目录摘要......................................................................4关键词....................................................................4Abstract..................................................................4Keywords.................................................................41设计背景材料与方法.....................................................41．1婴幼儿乳粉简介...................................................41.2开发背景.........................................................41.3应用前景..........................................................42设计范围及依据结果与分析...............................................52．1设计目标及内容...................................................52．1．1设计内容..................................................52．1．2设计原则..................................................52．2设计依据.........................................................52．2．1生产能力....................................................52．2．2法规依据....................................................53工艺流程设计讨论.......................................................53．1工艺流程.........................................................53．1．1一段婴儿乳粉（0~6月)工艺流程...............................53．1．2二段婴儿乳粉（6~12月）工艺流程.............................63．1．3三段幼儿乳粉（1~3岁）工艺流程..............................63．2工艺论证.........................................................63．2．1原料乳验收..................................................63．2．2净乳........................................................63．2．3杀菌........................................................63．2．4真空浓缩....................................................63．2．5高压喷雾....................................................63．2．6出粉与冷却..................................................63．2．7筛粉与晾粉..................................................63．2．8包装........................................................63．3产品标准.........................................................63．3．1感官指标....................................................73．3．2理化指标....................................................73．3．3微生物指标..................................................73．3．4乳粉的微生物指标............................................73．3．5关键控制点及限值............................................74物料衡算...............................................................84．1班产量计算.......................................................84．2物料衡算.........................................................84．3设备选型.........................................................94．3．1直冷式贮奶罐................................................94．3．2乳泵........................................................94．3．3均质机......................................................94．3．4杀菌设备...................................................104．3．5浓缩设备...................................................104．3．6喷雾干燥设备...............................................114．3．7流化床.....................................................114．3．8筛分机.....................................................114．3．9包装机.....................................................114...
