《湿法冶金过程及设备培训》-总流量岗位实践重难点答疑 Total flow post practiceTargeted Clarification

总流量岗位实践重难点答疑Q&AonKeyandDifficultQuestionsinTotalFlowRatePostPractice一、常见重点问题答疑I.AnswerstoFrequentlyAskedKeyQuestions1.总流量岗位接班环节的核心操作要求是什么？需重点检查哪些内容以避免生产异常？1.Whatarethecoreoperationalrequirementsforthesuccessionoftotalflowrateposts?Whatkeycontentsshouldbecheckedtoavoidproductionanomalies?解答：接班环节核心要求为：接班前需认真查阅上班记录，全面了解生产及设备运行情况；接班后详细检查总流量及其分配情况。Answer:Thecorerequirementsforthesuccessionprocessare:Beforesuccession,theworkrecordsshouldbecarefullycheckedtohaveacomprehensiveunderstandingoftheproductionandequipmentoperation;thetotalflowrateanditsdistributionshouldbecheckedindetailaftersuccession.重点检查内容包括：新液罐和废液罐的体积变化（防止泡酸、冒液）、新液罐底渣状态（避免底渣泛起进入电解槽）、各列溜槽溢流量是否均匀（防止溢流大小不一影响生产稳定）。Thekeyinspectioncontentsinclude:Thevolumechangeofthenewliquidtankandthewasteliquidtank(topreventacidbubblingandliquidemergence),thestateofthebottomslagofthenewliquidtank(topreventthebottomslagfromrisingintotheelectrolyticcell),andwhethertheoverflowofeachchuteisuniform(topreventdifferentoverflowsizesfromaffectingproductionstability).2.循环泵开停操作的关键流程及注意事项是什么？如何减少对正常生产的影响？2.Whatarethekeyprocessesandprecautionsforcirculatingpumpstart-upandshutdown?Howistheimpactonnormalproductionreduced?解答：循环泵开停关键流程：Answer:Thekeyprocessofcirculatingpumpstart-upandshutdown:停泵前：因检查或停产需停泵时，需配合管道工做好准备，先压缩流量或载流，协调各岗位协同作业；Beforethepumpshutdown:Whenthepumpneedstobeshutdownduetoinspectionorproductionsuspension,itisnecessarytocooperatewiththeplumbertomakepreparations,firstcompresstheflowrateorcurrentcarrying,andcoordinatethecollaborativeworkofvariousposts;开泵时：开启循环时打开孔口，适时适量加大流量，防止断流或冒槽。Duringthepumpstart-up:Opentheorificewhenstartingthecirculation,andincreasetheflowrateinatimelyandappropriateamounttopreventflowcut-offoroverflow.注意事项：停泵过程中需统一调度，尽量不影响或减少正常生产系列；开泵后需实时监控流量稳定性，避免流量骤变导致生产波动。。Notes:Duringthepumpshutdownprocess,unifiedschedulingisrequiredtotrynottoaffectorreducethenormalproductionseries;afterthepumpstart-up,itisnecessarytomonitortheflowratestabilityinrealtimetoavoidtheproductionfluctuationcausedbysuddenchangeofflowrate.二、常见难点问题答疑II.AnswerstoFrequentlyAskedDifficultQuestions1.如何准确判断并调整金属平衡、体积平衡和酸平衡？三者之间的关联是什么？1.Howaremetalbalance,volumebalanceandacidbalanceaccuratelyjudgedandadjusted?Whatistheconnectionbetweenthethree?解答：判断与调整方法：Answer:Judgmentandadjustmentmethods:金属平衡：通过监测电解液、新液、废液中金属含量，结合电流变化调整新液加入量，确保金属输入与析出平衡；Metalbalance:Bymonitoringthemetalcontentinelectrolyte,newliquidandwasteliquid,andadjustingtheaddedamountofnewliquidincombinationwithcurrentchanges,thebalancebetweenmetalinputandprecipitationisensured;体积平衡：监控新液罐、废液罐体积变化，调整总流量及各槽分配，避免冒槽或断流，维持系统液位稳定；Volumebalance:Monitorthevolumechangesofnewliquidtanksandwasteliquidtanks,adjustthetotalflowrateandthedistributionofeachcell,avoidoverfloworflowcut-off,andmaintainthestabilityofsystemliquidlevel;酸平衡：依据化验结果控制废液“酸锌比”（3.8～4.0﹕1），通过新液加入量调节酸浓度，防止酸度过高或过低影响电解效率。Acidbalance:Controlthe"acid-zincratio"ofwasteliquid(3.8~4.0:1)accordingtothetestresults,andadjusttheacidconcentrationbyaddedamountofnewliquidtopreventtoohighortoolowacidityfromaffectingelectrolysisefficiency.关联关系：体积平衡是基础（保障流量稳定），金属平衡和酸平衡需通过流量调整实现协同控制，三者共同维持系列流量的充足、稳定、均匀。Relationship:Volumebalanceisthefoundation(toensureflowratestability).Metalbalanceandacidbalanceneedtobecoordinatedthroughflowadjustment.Thethreeworktogethertomaintainsufficient,stableanduniformseriesflowrate.2.中晚班遇到设备故障时，正确的处理流程是什么？2.Whatisthecorrecthandlingprocesswhenencounteringequipmentfailureinthemiddleandeveningshifts?解答：中晚班设备故障处理流程：Answer:Troubleshootingprocessofequipmentinmiddleandeveningshifts:立即判断故障类型及影响范围，若需维修工处理，第一时间报告车间调度，由调度安排紧急维修；Immediatelyjudgethefaulttypeandscopeofinfluence.Ifthemaintenanceworkerneedstodealwithit,itshallbereportedtotheworkshopdispatcherassoonaspossible,andthedispatcherwillarrangeemergencymaintenance;对故障设备进行临时隔离或采取应急措施（如调整流量避开故障区域），防止故障扩大；Temporarilyisolatethefaultyequipmentortakeemergencymeasures(suchasadjustingtheflowratetoavoidthe