年产一万吨益生菌奶茶粉的工厂(2)

II

An Annual Output of Ten Thousand Tons of Probiotic Milk

Powder Plant Design

ABSTRACT

The design is to produce ten thousand tons of probiotic milk powder plant design, the paper describes the characteristics and development status of probiotic milk powder. Probiotic milk powder in milk by adding tea, made of spray-dried instant drinks, with good health care. The design of the product is set up and carry out a mass balance program, and process design, equipment selection carried out according to process requirements and calculations, selection of equipment selection in line with the principles of plant layout has been designed for various production processes labor calculation of labor quota, estimate water, electricity, steam production workshop. Final draw workshop plan, process flow diagrams. Key words: probiotic milk powder, Concentrated under vacuum, spray drying

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目 录

摘 要 ........................................................................................................................................... I ABSTRACT .............................................................................................................................. II 1 绪论 ........................................................................................................................................ 1

1.1 国内外奶茶行业发展现状及前景 ............................................................................. 1

1.1.1 乳粉的种类 ...................................................................................................... 1 1.1.2 乳粉工业的发展现状 ...................................................................................... 1 1.1.3 乳粉工业存在的问题 ...................................................................................... 1 1.2 奶茶粉的组成及特性 ................................................................................................. 2

1.2.1 牛乳的营养成分及其功能性 .......................................................................... 2 1.2.2 益生菌的特性 .................................................................................................. 2 1.2.3 茶的营养成分及其功能性 .............................................................................. 3 1.3 益生菌奶茶粉厂设计的目的与意义 ......................................................................... 4 1.4 益生菌奶茶粉厂的设计依据 ..................................................................................... 4 1.5 本设计拟定的工作内容 ............................................................................................. 4 2 生产工艺流程 ........................................................................................................................ 6

2.1 益生菌奶茶粉生产工艺流程图 ................................................................................. 6 2.2 工艺解析 ..................................................................................................................... 6

2.2.1 原料乳的验收 .................................................................................................. 6 2.2.2 原料乳的预处理 .............................................................................................. 8 2.2.3 预热杀菌 .......................................................................................................... 9 2.2.4 真空浓缩 ........................................................................................................ 10 2.2.5 喷雾干燥 ........................................................................................................ 10 2.2.6 出粉、冷却 .................................................................................................... 11 2.2.7 称量与包装 .................................................................................................... 11 2.2.8 CIP清洗 .......................................................................................................... 11

3 厂址选择与总平面设计 ...................................................................................................... 12

3.1 厂址选择 ................................................................................................................... 12

3.1.1厂址选择的原则 ............................................................................................. 12 3.1.2 厂址的选择依据 ............................................................................................ 12 3.2 总平面设计 ............................................................................................................... 13

3.2.1 总平面设计原则 ............................................................................................ 13 3.2.2 车间工艺布置 ................................................................................................ 13

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3.2.3 平面布置 ........................................................................................................ 14

4 物料衡算 .............................................................................................................................. 16

4.1 班产量计算 ............................................................................................................... 16 4.2 原料乳成分及产品成分 ........................................................................................... 16 4.3 标准化计算 ............................................................................................................... 16 4.4 原料乳单位处理量的物料衡算 ............................................................................... 18 5 能量衡算 .............................................................................................................................. 21

5.1 热交换设备传热过程 ............................................................................................... 21 5.2 热量衡算过程说明 ................................................................................................... 21 5.3 巴氏杀菌 ................................................................................................................... 21 5.4 超高温瞬时灭菌热量衡算 ....................................................................................... 22 5.5 原料乳冷却阶段热量衡算 ....................................................................................... 22 6 主要设备选型及原则 .......................................................................................................... 24

6.1 设备选型原则 ........................................................................................................... 24 6.2 设备选型 ................................................................................................................... 24

6.2.1 奶罐车 ............................................................................................................ 24 6.2.2 储奶罐 ............................................................................................................ 24 6.2.3 磅奶槽、受奶槽 ............................................................................................ 24 6.2.4 奶泵 ................................................................................................................ 25 6.2.5 离心分离机 .................................................................................................... 25 6.2.6 均质机 ............................................................................................................ 25 6.2.7 板式换热器 .................................................................................................... 25 6.2.8 真空脱气机 .................................................................................................... 25 6.2.9 蒸发浓缩设备 ................................................................................................ 25 6.2.10 喷雾干燥设备 .............................................................................................. 26 6.2.11 无菌包装设备 .............................................................................................. 27 6.2.12 CIP清洗设备 ................................................................................................ 27

7 公共系统与辅助部门 .......................................................................................................... 28

7.1 给排水系统 ............................................................................................................... 28 7.2 供汽系统 ................................................................................................................... 28 7.3 供电系统 ................................................................................................................... 28 7.4 生产及辅助车间设施 ............................................................................................... 29

7.4.1 收奶站 ............................................................................................................ 29 7.4.2 奶仓 ................................................................................................................ 29 7.4.3 品质监控室 .................................................................................................... 29

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7.4.4 仓库 ................................................................................................................ 30 7.4.5 机修车间 ........................................................................................................ 30

8 劳动组织 .............................................................................................................................. 31

8.1 劳动定员的原则 ....................................................................................................... 31 8.2 生产车间人员配置 ................................................................................................... 31 8.3 辅助车间及管理人员配置 ....................................................................................... 31 9 污水处理 .............................................................................................................................. 33

9.1 环境影响分析及治理措施 ....................................................................................... 33

9.1.1 环境影响分析 ................................................................................................ 33 9.1.2 治理措施 ........................................................................................................ 33 9.2 污水处理 ................................................................................................................... 33 10 经济效益分析 .................................................................................................................... 34

10.1 产品成本核算 ......................................................................................................... 34 10.2 建筑成本核算 ......................................................................................................... 34 10.3 人员费用 ................................................................................................................. 34 10.4 产品收入 ................................................................................................................. 34 10.5 投资回收期 ............................................................................................................. 35 致 谢 ........................................................................................................................................ 36 参 考 文 献 ............................................................................................................................ 37

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