年产8000吨活性轻质碳酸钙的工艺设计
—消化池的设计
摘要:轻质碳酸钙是我国传统的化工产品之一,本文综述了轻质碳酸钙的来源、性质、用途、前景及制造工艺。它的生产过程一般包括石灰石的煅烧、生石灰的消化、消石灰碳化、悬浮液的液固分离以及滤饼的干燥等。本设计首先通过对消化原理及影响因素的分析,选择了这种带搅拌的混合釜的材料,确定了搅拌容器以及搅拌器的形式,最后对物料体积的计算,进而确定设备的经济尺寸,并进行了压力试验和应力校核从而保证消化过程的顺利进行,确保任务顺利完成。
关键词:轻质碳酸钙生石灰的消化带搅拌的混合釜
Process Desig
n of Light Calcium Carbo
nate Activitywith Productio
n of 8000 to
ns peryear:Desig
n of Digester Abstract: Precipitated calcium carbo
nate is o
ne of the chemical products of our traditio
nal,this paper, the source of light calcium carbo
nate,
nature, purpose, prospects a
nd ma
nufacturi
ng process. It is ge
nerally take
n to i
nclude the productio
n process of the calci
natio
n of limesto
ne, quicklime digestio
n, lime carbo
natio
n, suspe
nsio
n a
nd the liquid-solid separatio
n, such as dry cake. First of all,bassi
ng o
n the desig
n pri
nciple of digestio
n a
nd a
nalysis of i
nflue
nci
ng factors, choose this materials of kettlewith stirri
ng a mixture, mixi
ng co
ntai
ner a
nd stirrer, a
nd fi
nally acorrdi
ng to the calculatio
n of thevolume of material, a
nd the
n determi
ne equipme
nt eco
nomic size, a
nd pressure stress testi
ng a
ndverificatio
n to e
nsure the smooth progress of the digestive process, to e
nsure the successful completio
n of tasks. Keywords: light calcium carbo
nate digestio
n quicklime mixedwith stirri
ng kettle. 目录 摘要1 Abstract 2 1.概述5 1.1轻质碳酸钙的简介5 1.2轻质碳酸钙的原料来源5 1.3轻质碳酸钙的生产方法5 1.4轻酸钙的市场现质碳状及应用7 1.4.1市场现状7 1.4.2应用领域7 2原料、辅料产品的主要技术规格9 2.1原料的要求: 9 2.2辅料的要求10 3消化池的设计11 3.1石灰消化的机理11 3.2消化的影响因素11 3.2.1石灰的质量11 3.2.2灰水比13 3.2.3温度14 3.2.4石灰的粒度14 4.1消化池材料的选择15 4.2消化池的选型15 4.2.1搅拌容器15 4.2.2搅拌器的选择16 5.消化池的工艺计算16 5.1消化工序物料衡算16 5.1.1计算基准16 5.1.2物料衡算17 5.2消化池设备的尺寸计算17 5.2.1消化池实际体积的计算17 5.2.2消化池经济尺寸的选取18 5.2.3消化池壁厚的计算19 5.2.4压力试验,应力校核19 6设计结果20 谢辞23
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n of Light Calcium Carbo
nate Activitywith Productio
n of 8000 to
ns peryear:Desig
n of Digester Abstract: Precipitated calcium carbo
nate is o
ne of the chemical products of our traditio
nal,this paper, the source of light calcium carbo
nate,
nature, purpose, prospects a
nd ma
nufacturi
ng process. It is ge
nerally take
n to i
nclude the productio
n process of the calci
natio
n of limesto
ne, quicklime digestio
n, lime carbo
natio
n, suspe
nsio
n a
nd the liquid-solid separatio
n, such as dry cake. First of all,bassi
ng o
n the desig
n pri
nciple of digestio
n a
nd a
nalysis of i
nflue
nci
ng factors, choose this materials of kettlewith stirri
ng a mixture, mixi
ng co
ntai
ner a
nd stirrer, a
nd fi
nally acorrdi
ng to the calculatio
n of thevolume of material, a
nd the
n determi
ne equipme
nt eco
nomic size, a
nd pressure stress testi
ng a
ndverificatio
n to e
nsure the smooth progress of the digestive process, to e
nsure the successful completio
n of tasks. Keywords: light calcium carbo
nate digestio
n quicklime mixedwith stirri
ng kettle. 目录 摘要1 Abstract 2 1.概述5 1.1轻质碳酸钙的简介5 1.2轻质碳酸钙的原料来源5 1.3轻质碳酸钙的生产方法5 1.4轻酸钙的市场现质碳状及应用7 1.4.1市场现状7 1.4.2应用领域7 2原料、辅料产品的主要技术规格9 2.1原料的要求: 9 2.2辅料的要求10 3消化池的设计11 3.1石灰消化的机理11 3.2消化的影响因素11 3.2.1石灰的质量11 3.2.2灰水比13 3.2.3温度14 3.2.4石灰的粒度14 4.1消化池材料的选择15 4.2消化池的选型15 4.2.1搅拌容器15 4.2.2搅拌器的选择16 5.消化池的工艺计算16 5.1消化工序物料衡算16 5.1.1计算基准16 5.1.2物料衡算17 5.2消化池设备的尺寸计算17 5.2.1消化池实际体积的计算17 5.2.2消化池经济尺寸的选取18 5.2.3消化池壁厚的计算19 5.2.4压力试验,应力校核19 6设计结果20 谢辞23
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