甲醛生产工艺流程毕业设计.docx
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甲醛生产工艺流程毕业设计.docx
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甲醛生产工艺流程毕业设计
甲醛生产工艺流程毕业设计
篇一:
甲醛工艺设计
年产3万吨甲醛生产工艺设计
摘要:
本设计为年产3万吨37.2%甲醛水溶液的生产工艺初步设计,本设计采用银催化法工艺,根据设计要求对工艺流程进行了选择与论证,对整个装置进行了物料与能量的衡算,对主要设备和管道进行了设计及选型,同时对本装置的安全生产与“三废”治理作了相关讨论并进行经济的初步核算。
本设计配有设计说明书一本,附图4张。
说明书包括1:
总论;2:
工艺流程的选择及论证;3:
年产3万吨37.2%甲醛水溶液工艺计算;4:
非标准设备的计算及定性设备的选型;5:
工艺管道计算;6:
安全以及“三废”治理;7:
技术经济初步核算。
图纸包括:
1带控制点的工艺管道及工艺流程图;2氧化器装配图;3装置平面图;4装置立面图。
关键词:
甲醛;甲醇;氧化;工艺;电解银
ThemanufacturingprocessofFormaldehyde30000tonsperyearSpeciality:
chemicalengineeringandtechnologydesigner:
XieQiang
director:
LuoDaoCheng
Abstract:
Thedesignisprimaryforthemanufacturingprocessofformaldehyde30000tonsperyear,andadoptsAgascatalystAccordingtothedesign,thecraftproductionwayofformaldehydewasselectedandthetechnologywasinvestiged.Themainequipmentsandpipesweredesignedorselected.Atthesanetime,safelyproducinganddealingwith”threewaste“werearguedandtechnologyeconomicwasoriginallyestimated.Thedesignconsistsofaninstructionbookandaseriesofdiagram.
Theinstructionbookincludes:
1.Introduction.2.Choiceanddemonstrationofthetechnologicalprocess.3.30000tonsperyear37.2%formaldehydecraftsforproductionweredesignde.4.Itisnotaselectingtypeoftheequipmentofcalculationandfinalizingthedesignofthestandarddevice.5.Thecraftpipelinecalculating.6.Securityandabatementof”threewaste”.7.Economicinitialestimateoftechnoligy.
Thediagraminclude:
1.Thepipelineofthedeviceandprocessflow
sheetwithcontrolledpiot.2.Assemblagechartoftheoxidator.3.Planefigureofthedevice.4.Theblueprintsoffactory.
Key
words:
forma
ldehyde;Methanol;Oxidation;Technology;ElectrolysisSilver
目录
前言..................................................................................................................................................1
1绪论..............................................................................................................................................1
1.1我国甲醛工业的发展过程................................................................................................1
1.1.1起步阶段.................................................................................................................1
1.1.2发展阶段.................................................................................................................1
1.1.3快速增长阶段.........................................................................................................1
1.2我国甲醛工业的现状........................................................................................................2
1.2.1生产工艺.................................................................................................................2
1.2.2生产能力和产量.....................................................................................................2
1.2.3技术指标.................................................................................................................2
1.3影响我国甲醛价格的主要因素.......................................................................................3
1.3.1生产成本.................................................................................................................3
1.3.2下游需求状况.........................................................................................................4
1.3.3地区差异.................................................................................................................4
1.4产品说明............................................................................................................................4
1.4.1产品名称.................................................................................................................4
1.4.2产品性质.................................................................................................................4
1.5产品用途............................................................................................................................6
1.6原材料说明........................................................................................................................6
1.7甲醛工业的发展趋势........................................................................................................6
1.7.1改进催化剂的性能.................................................................................................6
1.7.2高浓度甲醛工艺发展趋势.....................................................................................6
1.7.3设备集约化.............................................................................................................7
1.7.4规模大型化.............................................................................................................7
1.7.5产品简介.................................................................................................................7
1.8甲醛的主要技术指标...............................................
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