日产31000吨啤酒厂糖化车间工艺流程设计.doc

PAGE PAGE 2 31000t／a啤酒厂糖化车间工艺流程设计 目录 目录 ················································2 前言 ················································4 一、绪论················································4 1.1 设计目的············································4 1.2 设计思想············································4 1.3啤酒酿造业存在的问题·································5 二、设计任务书··········································5 三、生产工艺流程图及说明································5 3.1 啤酒工艺流程········································5 3.2 原辅料预处理········································6 3.2.1 原辅料预处理流程及说明····························6 3.2.2水质要求··········································7 3.2．3辅料的储存方式····································7 3.2.4 原料的粉碎方法·····································7 3.2.5 粉碎机的选择······································8 3.2.6 原料输送的选择·····································8 3.3麦芽汁的制备··········································8 3.3.1 糊化···············································8 3.3.2糖化················································9 3.3.3糖化醪的过滤········································9 3.3.4麦芽汁煮沸与酒花的添加·····························9 3.3.4.1麦汁煮沸方法······································9 3.3.4.2酒花添加··········································9 3.3.5麦汁热凝固的沉淀····································10 3.3.6麦汁冷却············································10 四、310000t/a 啤酒厂糖化车间的物料衡算···················10 4.1工艺技术指标及基础数据································10 4.2 100kg 原料(75％麦芽，25％大米)生产12°淡色啤酒的物料衡算）···························································11 4.3 生产l00Ll2°淡色啤酒的物料衡算························12 4.4 31000t／a 12°淡色啤酒糖化车间物料衡算················13 4.5 31000t/a啤酒厂糖化车间热量衡算······················14 五、设备的工艺计算和设备选型·······························20 六、环境保护···············································27 6.1、三废概况··············································27 6.2 三废的治理·············································27 6.2.1降低废水污染强度的措施······························