硫磺回收技能大赛理论题库

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isresponsibleforOrganizationtraining,andimplementation,andcheck;12,masterworkshopsannualeconomicindicatorsofimplementation,reportingtofinancialhealthonaregularbasis;13,isresponsibleforthedailyoversightintheallocationanduseoffunds;14,responsibleforallDepartmentstatistics,collecting,sorting,reportingofaccountingreports;15,thecompanyresponsibleforthesupervisionoftheTreasury,includingthethirdgradelibrary,alibraryofmaterials,productsforregularinventoryhandling,sampling,storagemonitoring,thepickingwork,andprovidetheinventoryreport,andmaketheappropriateaccountingtreatment;16,responsibleforwasteandrecycling,transportationandsettlement;17,isresponsibleforallproductsalesaccountingfunctions;18,responsibleforthecompany'srawmaterials,auxiliarymaterials,accountmanagement;19,isresponsiblefortheflowofcontrolofallassetsofthecompany,accordingtothechangesinaccountingtreatmentoffixedassetsandassetstothedepartmentsresponsibleforclearing,settlementandassetmonthlyreportsubmittedtotheassetmanagementsectionoftheFinanceDepartmentofthecompanyorganizedonacompany-widespecialinspectionofassetmanagement;20,accordingtothecompany'sbusinessactivities,monthlyprojectsinvolvedinthebusinessactivitiesofthecompany(includingexpenses,businessmanagement,costcontrol,cashflow,revenue,etc)financialanalysis,provideabasisfordecisionsforthecompany,thebusinessofthecompanyresponsibleformonitoring,forecastingandriskanalysis;21,responsibleforthesettlementoftransactionswiththeBank;22,is硫磺回收技能大赛题库一、填空题1.硫回收氧化炉超温的原因有上游装置的异常功能,分析器故障或仪表故障2.如果蒸汽发生故障,则工艺气温度降低,再加热器即不可运行。这会引起催化反应器温度下降并催化剂失活,最终硫沉积于反应器中及管路中成为可能的阻塞。3.尾气冷却循环水的PH值必须进行检测,因为当PH值小于6时,可能会发生腐蚀。为了提高PH值,需向系统中注入氢氧化钠溶液。4.尾气处理采用催化加氢水解反应工艺,使克劳斯硫回收装置尾气中的COS、CS2、SO2等转化为H2S。5.硫化物的危害主要有:使催化剂中毒、堵塞管道设备、腐蚀管道设备、污染溶剂、污染环境、降低产品质量。6.硫回收装置尾气处理采用催化加氢水解反应工艺,使克劳斯硫回收装置尾气中的COS、CS2、SO2等转化为H2S,然后使用二乙醇胺(MDEA),通过低温吸收、热解吸工艺回收其中的H2S,最后所回收的H2S返回至克劳斯硫回收单元。7.克劳斯富氧燃烧炉中发生的化学反应主要为:2H2S+3O22H2O+2SO2-------------------------(1-1)2H2S+SO22H2O+3S----------------------------(1-2)COS+2H2OCO2+H2S---------------------------(1-3)8.当克劳斯反应器床层发生氧化、自燃;仪表出现故障,误操作导致床层温度升高,反应器就会出现床层超温事故。9.酸性气燃烧炉用N2做冷却剂。10.酸性气1/3在酸性气体燃烧炉内反应生成SO2。11.富氧燃烧产生硫单质、SO2的同时,还要调节工艺气中H2S:SO2的比例达到2:1,以利于后续的克劳斯反应达到最佳的硫转化率;12.硫回收尾气冷却是在激冷塔中,通过与循环冷却水直接接触来完成。13.克劳斯工艺可分为三种方法:即部分燃烧法、分硫法和燃硫法。烯烃硫回收工艺采用部分燃烧法。14.酸性水严禁排地沟,应送酸水汽提装置处理。15.硫回收装置工艺气离开第一段克劳斯反应器后,工艺气进入1#硫冷凝器,在这里气体被冷却到170°C左右,部分硫蒸气冷凝下来。所回收的热量用于产生饱和低低压蒸气。isresponsibleforOrganizationtraining,andimplementation,andcheck;12,masterworkshopsannualeconomicindicatorsofimplementation,reportingtofinancialhealthonaregularbasis;13,isresponsibleforthedailyoversightintheallocationanduseoffunds;14,responsibleforallDepartmentstatistics,collecting,sorting,reportingofaccountingreports;15,thecompanyresponsibleforthesupervisionoftheTreasury,includingthethirdgradelibrary,alibraryofmaterials,productsforregularinventoryhandling,sampling,storagemonitoring,thepickingwork,andprovidetheinventoryreport,andmaketheappropriateaccountingtreatment;16,responsibleforwasteandrecycling,transportationandsettlement;17,isresponsibleforallproductsalesaccountingfunctions;18,responsibleforthecompany'srawmaterials,auxiliarymaterials,accountmanagement;19,isresponsiblefortheflowofcontrolofallassetsofthecompany,accordingtothechangesinaccountingtreatmentoffixedassetsandassetstothedepartmentsresponsibleforclearing,settlementandassetmonthlyreportsubmittedtotheassetmanagementsectionoftheFinanceDepartmentofthecompanyorganizedonacompany-widespecialinspectionofassetmanagement;20,accordingtothecompany'sbusinessactivities,monthlyprojectsinvolvedinthebusinessactivitiesofthecompany(includingexpenses,businessmanagement,costcontrol,cashflow,revenue,etc)financialanalysis,provideabasisfordecisionsforthecompany,thebusinessofthecompanyresponsibleformonitoring,forecastingandriskanalysis;21,responsibleforthesettlementoftransactionswiththeBank;22,is16.硫回收装置工艺气离开第二段克劳斯反应器的工艺气温度接近218°C,在下游的2#硫冷凝器内冷却到130°C左右,使大部分硫蒸汽冷凝下来。17.热量传递的方式有_热对流_,_热辐射_,_热传递_。18.尾气处理装置有燃烧炉、加氢反应器、水激冷塔、吸收塔、再生塔以及尾气焚烧炉等设备。19.硫化物的危害主要有:使催化剂中毒、堵塞管道设备、腐蚀管道设备、污染溶剂、污染环境、降低产品质量。20.提高传热速率的途径有增大传热面积、提高冷热流体的平均温差、提高传热系数。21.酸性气燃烧炉内发生的反应非常复杂,其中主要的副反应有:氨和烃的氧化反应、生成或消耗COS和CS2的副反应以及生成或消耗CO和H2的副反应。22.克劳斯反应器1#、2#中发生的化学反应主要为2H2S+SO22H2O+3S23.酸性气1/3进酸性气体燃烧炉,2/3进克劳斯反应器。24.硫回收热态开车的条件是:炉膛的温度1000℃,触媒温度200℃,每台设备内部温度120℃。25.液态硫的密度随温度的变化而变化较明显。26.节流就是当流体在管道中遇到一缩孔或阀门后,其压力降低,体积膨胀的过程,常用的装置有:孔板、减压阀、喷嘴、文丘里管及文丘里喷嘴。27.容器一般是由筒体、封头、法兰、支座、接口管、入孔等组成,它们统为化工设备通用零部件。28.内部压力大于外界压力的容器称为内压容器,外界压力大于内部压力的容器称为外压容器。29.对于内压容器主要是保证壳体具有足够的强度。对于外压容器,由于壳体承受压力作用,主要是保证具有足够的稳定性。30.安全阀的种类很多,按其整体结构及加载机构的型式可分为杠杆式,弹簧式和脉冲式三种。31.化工管路保温保冷的目是减少热损和冷损、改善劳动环境。32.催化剂在合成塔内长期使用,活性会逐渐降低,把催化剂具有足够活性的期限称为催化剂的使用寿命。33.在投用水冷器的时候先打开冷却水__上水阀__,然后打开排气阀,排气后关闭排气阀,再打开冷却水回水阀_,给据工艺要求用_回水阀_控制冷却水量。isresponsibleforOrganizationtraining,andimplementation,andcheck;12,masterworkshopsannualeconomicindicatorsofimplementation,reportingtofinancialhealthonaregularbasis;13,isresponsibleforthedailyoversightintheallocationanduseoffunds;14,responsibleforallDepartmentstatistics,collecting,sorting,reportingofaccountingreports;15,thecompanyrespon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