项目-volume3修改版-旧12.1industriiall waste water treatment system operation procedure巴基斯坦赫1230MW燃气联合循环

工业废水处理系统PakistanHevili1230MWgascombinedcyclepowerplantprojectIndustrialwastewatertreatment操作规OperatingDezhouguoyangelectricpowerenvironmentalprotectionequipmentCo,LTD201612 录系统概述General 系统说明system 系统工艺流程Systemtechnological 系统排放标准Systememission 系统主要设备组成、KKSmainequipmentcomponents,KKSandlegend系统平面布置图system 系统流程说明instructionof 主要设备概述mainequipment Interactwithchlorinebetweenchlorinationsystem:sodiumhypochloritesystemchlorinewastewateronindustrialwastewatersystemstoragepoolwastewaterwithsodiumhypochlorite.2.2工艺流程说明technologicalprocess 工艺流程说明technologicalprocess 系统主体设备操作说明mainequipmentoperating 废水池Wastewater 反应箱、絮凝箱Reactionbox, 斜板澄清器slopedplate 气浮箱Air 机械过滤器Mechanical 污泥浓缩池Sludge 絮凝剂加药装置Flocculantdosing 离心脱水机系统Centrifugaldewateringmachine 1系统概述General系统说明system经常性排水有：锅炉补给水处理系统排水（含化学试验室排水、精处理系统排水。非经常性排水有：锅炉化学系统排水、锅炉烟气侧冲洗排水、过滤器冲洗水、经初级处理的含油废水等，项目有pH值、悬浮物、油、耗氧量和铁离子。此外还Thisprojectsetupcentralizedindustrialwastewatertreatmentsystem,industrialwastewaterisdividedintoregularandnonregulardrainage,frequentdrainage:drainagewatertreatmentsystem(includingchemicallaboratory,precisionprocessingsystemofdrainageanddrainage).Nonrecurringdrainage:boilerchemicalcleaningdrainagesystem,boilerfluegassidewashwater,filterflushingwater,theprimarytreatmentofoilywastewater,etc.,ExcessiveitemshavepHvalue,suspendedsolids,oil,oxygenconsumptionandironions.Inadditiontotheoilcontainingoilwastewater系统工艺流程SystemtechnologicalmainlypHvalueexceeded,Themaintechnologicalprocessoftreatingthiskindofwater:Regenerationwastewaterpoolofchemicalworkshop碱中和acid-baseneutralization→工业废水处理系统的废水池Wastewaterstoragepoolforindustrialwastewatertreatmentsystem废水池中的水经空气搅拌曝气以降低水中耗氧量，再经调节pH、混凝、澄清、气浮、过滤处理后达标回用。其中废水池具有、调节、稳定水质功能，Thewastewaterstoragepoolwaterintheairmixingaerationtoreducewaterconsumptionofoxygen,andthenbyadjustingthepH,coagulation,clarification,flotation,filtrationtreatmentcomplianceafterreuse.Thewastewaterstoragehasthefunctionofstoring,adjustingandstabilizingwaterquality,andtheaerationdevicehasthefunctionsofoxidationand工业废水处理系统主工艺流程为：Themainprocessofindustrialwastewatertreatmentsystemis:废水池Wastewater →絮凝箱flocculation→斜板澄清器slopedplateclarifier 循环水系统circulatingwatersystem←机械过滤器Mechanicalfilter←缓冲水池Bufferpool←气浮箱Airfloatation ←澄清水池clarifiedwaterpondoutwardtransport←干泥Drymudmachine←污泥浓缩器Sludgeconcentrator←Systememission经处理后的水遵循《NATIONALENVIRONMENTALQUALITYSTANDARDSFORMUNICIPALANDLIQUIDINDUSTRIALEFFLUENTS》，也能达到中国回用标准：GB/T18920-2002《城市污水再生利用城市杂用水水质》。《NATIONALENVIRONMENTALQUALITYSTANDARDSFORMUNICIPALANDLIQUIDFORMUNICIPALANDLIQUIDINDUSTRIALEFFLUENTSCanalsoachievetheChinesebacktousestandard:GB/T18920-2002"Urbansewagerecyclingandutilizationofurbanmiscellaneouswaterquality".《NATIONALENVIRONMENTALQUALITYSTANDARDSFORMUNICIPALANDLIQUIDINDUSTRIALEFFLUENTS》,Thecriteriaareas经供方处理完的水，其主要出水指标应达到如下标准：Afterther'streatmentofwater,themainwaterindicatorsshouldreachthefollowingstandards: 温度 悬浮物Suspended ≤浊 ≤ ≤石油类Petroleum ≤悬浮物Suspended 系统出力：System 40m3/h系统主要设备组成、KKSmainequipmentcomponents,KKSandlegendsystemmainequipmentIndustrialwastewatercentralizedtreatmentsystemisconsistofthewastewaterstoragepool,reaction,flocculation,inclinedplatesettler,clearwaterpump,airbox,airdissolvingpump,aircompressor,airdissolving,collecting,waterpump,buffermechanicalfilter,cleanwaterpump,inclinedplatesettlermudpump,cleanwaterpump,sludgeconcentrationanddewateringboxthemachineintothemudpump,dewateringmachine,mudbucket,alkalialkalidosingpump,meteringpump,meteringpump,acidmistabsorber,blowerandflocculant,coagulantdosingdeviceandrelatedpi,valves,instrumentsetc..碱加药泵、酸/碱溶液箱、酸/碱计量泵、酸雾吸收器布置在天的浓酸碱区。Flocculantandcoagulantdosingdevice,blower,airboxequipmentlayoutinindustrialwastewaterworkshop,alkalidosingpump,acid/alkalisolution,acid/alkalimeteringpump,acidmistabsorberarrangedinasemiopendenseacid-basestoragearea.Dewateringmachineandmudbucketlayoutinthebuildingofindustrialwastewater,thefilterisnotrenewableinthechemicalworkshopwastewateronthetreatmentoftheopenlayoutofRegenerationwastewaterpumpisarrangedonthereclaimedwastewaterinopenOilysewagetreatmentequipmentforthemobile,arrangedinthemainplantarea,outdoorlayout.Interactionbetweenindustrialwastewatertreatmentsystemandother废水池废水进行PH调节。A,interactionwiththeboilermake-upwatersystem:thepotwatersupplysystemwithacidandalkaliplantwastewaterforindustrialwastewatertreatmentsystemPHregulation.Interactwithchlorinebetweenchlorinationsystem:sodiumhypochloritesystemchlorinewastewateronindustrialwastewatersystemstoragepoolwastewaterwithsodiumhypochlorite.工艺流程说明technologicalprocess系统的处理量为40m3/h~60m3/h。系统的环境设计温度50℃，设计压力6Bar，所用材料及加工标准为ASME/ANSI标准。Thetreatmentcapacityofthesystemis40m3/h~60m3/h.Systemdesigntemperatureof50degreesCelsius,thedesignpressure6Bar,thematerialsusedandprocessingstandardsfortheASME/ANSIstandard.（1）首先，1#2#燃机冲洗水管道（00GND10BR001）水池（00GND11~2BB001。由水处理系统的锅炉酸洗废水临时管道接入管道（00GND10BR001）一并流入废水池first,1#2#gasturbineflushingwaterpipe(00GND10BR001)bypressuretransmitter(00GND10CF101)andelectromagneticflowmeter(00GND10CP101)detectiondataanduploadtheDCSintothewastewaterstorage(00GND11~2BB001).Watertreatmentsystemofboilerpicklingwastewatertemporarypipelineaccesspipeline(00GND10BR001)inconjunctionwiththeinflowofwastewaterstoragepool.来自碱加药泵的碱液经管道（00GND10BR003）流入废水池，由制氯来的次氯酸钠经管道（00GND10BR004）流入废水池fromalkalilyedosingpumpthroughapipeline(00GND10BR003)intothewastewaterstoragebychlorinationtosodiumhypochloritebypipeline(00GND10BR004)intothewastewaterstorage.输送至废水池和管道（00GNC10BR002）输送至化水区的再生废水池。压力空气便废水和药液进行充分反应。废水储存池内安装有超声波液位计（00GNC21~2C101therootsblower(00GNC11~2AA001)pressuregeneratedbytheairthroughthepipeline(00GND10BR002)deliveredtothewastewaterstoragepoolandpipeline(00GNC10BR002)ofwaterdeliveredtotheregenerationofwastewater.Thepressureofairthroughtheaerationbarrel(00GNC21~2AM001)releasedonthewastewaterstorageandliquidmixingwastewater,wastewaterandliquidtoreactsufficiently.Thewaterstorageisprovidedwithanultrasonicliquidlevelmeter(00GNC21~2CL101),andtheultrasonicliquidlevelmeterisprovidedwithalowlevelchainprotectionforthewastewaterpump(00GND21~4AP001).池内废水经废水泵管道（00GND20BR001）提升至反应箱（00GND31BB001，反应箱（00GND31BB001）进行絮凝反应。反应箱内安装有PH计（00GND31CQ1010~7之间时PH计通过DCS系统对碱加药泵进行启动加药（00GND31BR001过DCS系统对酸加药泵进行启动加药（00GND31BR002PH调整到7~8之间时酸加药泵停止。反应箱有效容积20.5m3，混凝反应时间25min。Thewastewaterfromthepondisraisedtothereactionchamber(00GND20BR001)throughthewastewaterpumppipe(00GND31BB001),whichisuploadedbytheelectromagneticflowmeter(00GND31CF101).Flocculantdosingdevice(00GNQ41~2BB001)generatedbytheliquidflocculantdosingpump(00GNQ51~2AP001)pipeline(00GNQ50BR001)intothereactionchamber(00GND31BB001)flocculationreaction.ThereactionisequippedwithapHcontroller(00GND31CQ101),onlinepHmeterandalkalidosingpump,aciddosingpumplinkage.WhenthePHofthewastewaterintherangeof0~7onlinepHmeterthroughtheDCSsystemofalkalidosingpumpstartdosing(00GND31BR001),whenthePHisadjustedto7~8betweenalkalidosingpumpstop.WhenthePHofthewastewaterintherangeof8~14onlinepHmeterDCSsystemwithaciddosingpumpstartdosing(00GND31BR002),whenthePHisadjustedto7~8aciddosingpumpstop.Effectivevolumeofreaction20.5m3,coagulationreactiontime25min.COD有机物、BOD有机物、SS悬浮物以及石油类物质在絮（00ND41BB001装置（00GNQ61BB001）产生而来，经加药计量泵（00GNQ71~2AP001）（00GNQ70BR001）加入絮凝箱内thewastewatercontainingCODBODorganicmatter,organicmatter,suspendedsolidsandSSparticlesprecipitateinthepetroleumsubstancesformedundertheactionofflocculant,theflocculation(00GND32BB001)neizhuagentrole,theformationoflargeparticlesprecipitatelarger,resultingininclinedplatesettler(00GND33BB001)inprecipitationtheformationofsludge.Aftertreatment,thewastewaterflowsintotheclearwater(00GND41BB001).Isacoagulantcoagulantdosingdevice(00GNQ61BB001)produced,thedosingpump(00GNQ71~2AP001)pipeline(00GNQ70BR001)addingflocculation.备有效去除率为80%，污泥停留时间12h，污泥量为1m3/htheeffectivevolumeis13.5m3,flocculationreactiontimeis16min,thereissufficienttimetoreactwiththecoagulantaid.Theinclinedplatesettlereffectivevolumeis42m3,mudbucketvolumeis12m3,calculatedaccordingtotherawwaterSS600mg/Lequipment,effectiveremovalrateis80%,thesludgeretentiontimeis12h,theamountofsludgeis1m3/h,inclinedplatesettlermudpump(00GNS11~2AP001)inaccordancewitheach6htoopenamud,mudeverytime30min.TheopeningorclosingofthemudpumpiscontrolledbytheDCSsystem,andthespecificrunningtimecanbeadjustedbytheactualsituationofthefieldoperation.澄清水泵（00GND41~2AP001）将池内废水经管道（00GND41~2BR001）（50（00GND41C101toclarifythewaterpump(00GND41~2AP001)willbethepoolofwaterthroughthepipeline(00GND41~2BR001)totheairflotation(00GND51BB001).Theisequippedwithultrasonicliquidlevelmeter(00GND41CL101),ultrasoniclevelmeterfortheclarificationofthepumphasalowlevelofchainprotection.COD有机物、BOD有机物、SS及石油类物质进行进一步的深度处理。气浮箱处理系统由气浮箱、撇渣机（00GND51A001（00GND52~3AP00120μm~30μm的小气泡，微小气泡与水复合体”逐渐共聚，体积变大，形成小于1的“气泡-悬浮物复合体”。从而形成浮（00GND61BB001thetreatmentsystemofairfloatationcontainsCODorganics,BODorganics,SSsuspendedmatterandpetroleumsubstancesinthewastewater.Airboxprocessingsystemiscomposedofairbox,skimmingmachine(00GND51AM001),dissolvedairpump(00GND52~3AP001),aircompressor(00GND53AN001)anddissolvedgas(00GND54BB001).Thefirstairboxbackouttothesaturatorwatersolutionpump,aircompressorwillbedeliveredtotheairdissolving,waterandgasarefullymixedtoformthedissolvedgasandwaterinthesaturator,thereleaseofdissolvedgasandwaterwereseparatedbyflotationvacuumgaswater,thusforming20mum~30mumsmallbubbles,collisiontinybubblesandwatersuspendedflocsbondedtogether,toforma"smallbubblesuspensioncomplex",the"micro-bubblesuspensioncomplexgraduallycopolymerization,volumechange,theformationof"bubblesuspensioncomplexproportionislessthan1".Toformscum,airfloatingboxskimmingmachinecollectedafterflowingintothesludgeconcentrator(00GNS21BB001).Thefloatingboxtreatedwastewaterflowingintothebufferpool(00GND61BB001).Stheflotation'seffectivevolumeis60m3,accordingtotheSSremovalrate80%,airflotationscumamountskimmingmachinecollectedabout0.3m3/h.Scumbypipeline(00GND51BR002)intothesludgethickening(00GNS21BB001).缓冲水泵（00GND61~2AP001）将池内废水经管道提升至机械过滤器（00GND71~2AT001。缓冲水池内安装有超声波液位计（00GND61C101bufferpump(00GND61~2AP001)willbethepoolofwaterthroughthepipe(00GND61~2BR001)toenhancethemechanicalfilter(00GND71~2AT001).Anultrasonicliquidlevelmeter(00GND61CL101)isarrangedinthebufferpool,andtheultrasonicliquidlevelmeterisprovidedwithalowlevelprotectionfortheclarificationofthewaterlevelofthewaterpump.（00GND71~2AA002（00GND42AA003水回流至气浮箱再处理。也可通过DCS（00GND71~2AA002（00GND12AA003whenthebufferwaterislowerthantheexpecteddesign,throughtheDCSsystemclosedmechanicalfilterpaticrubberlinedbutterflyvalve(00GND71~2AA002),openpaticbutterflyvalve(00GND42AA003),returnedtotheairboxtoachievewastewatertreatment.AlsoavailablethroughtheDCSsystemtoshutdownthemechanicalfilterinletpaticrubbervalve(00GND71~2AA002),openpaticbutterflyvalve(00GND12AA003),toachievewastewaterbacktothewastewaterstoragepool(00GND12BB001)reprocessing.（12）机械过滤器处理系统为一键式全自动处理系统，以压差变送器（00712P101）的压力差和时间继电器为依据进行机械过滤器的正常运行阶段、洗段、洗段自切换统内备（缓冲水泵、清净水泵、气空气经管道（0070002）给机械过滤器提供空气。mechanicalfilterprocessingsystemforautomaticprocessingsystemofatype,thedifferentialpressuretransmitter(00GND71~2CP101)differentialpressureandtimerelaybasedautomaticswitchnormaloperationstage,mechanicalfilterbackwashingstage,washingstage,suchasthesystemequipment(bufferwaterpump,paticvalve,waterpump,cleaninstrument)failuretoachievefullautomaticshutdownsystem.Thefilterrecoilwhentheairpressuregeneratedbytheblowerpipeline(00GND70BR002)toprovidemechanicalair(00GND71AA001)，其他阀门关闭状态，10分钟后，1#过滤器进水管道阀门A,conventionalwellflushing:1#filterventpipevalve(00GND71AA402),1#filter(00GND71AA001),theothervalvepipevalveclosed,after10minutes,the1#filterinletpipevalve(00GND71AA001),1#(00GND71AA003)filteroutletpipevalveopening,1#filterventpipevalveclosed,othervalveclosed.(00GND71AA008)20B,backflushing:whenthepressuredifferencetransmitterdisplaypressureexceeds3Bar(specificparameterstoequipmentcommissioningdatashallprevail),1#canstartwashing.1#filterbackwashwaterpipevalveopen,theotherclosedvalve.20minutesaftertheendofthebackwashing,backwashing.Whenwashing,washingtospare.C,emergencyladle.1#backwashing,2#washing;1#backwashvalveend,stopthe1#operation,inaclosedstate.2#backwashing,1#washing;2#backwashvalveend,stopthe2#operation,inaclosedstate.（00GND81BB001（00GND81C101mechanicalfiltereffluentflowingintothecleanpool(00GND81BB001),purewater(00GND81~3AP001)poolwastewaterbythetotalwaterpipe(00GND80BR001)rowtosiphonwell(industrialwastewatertreatmentsystemoftheend).Thecleanwaterisprovidedwithanultrasonicliquidlevelmeter(00GND81CL101),andtheultrasonicliquidlevelmeterisprovidedwithalowlevelchainprotectionforthecleanwater（14）浊度计（00GND81CQ101）对总出水管道（00GND80BR001）上的气（00GND81AA004，将废水排至虹吸井；当浊度计检测数据高于设定标准值将开启气动衬胶蝶阀（00ND81AA03onlineturbiditymeter(00GND81CQ101)onthetotalwaterpipe(00GND80BR001)onthepaticrubberlinedbutterflyvalve(00GND81AA003~4)tocarryoutthechain.Whentheonlineturbiditymeterdetectiondataislowerthanthesetstandardvaluewillopenthepaticrubberlinedbutterflyvalve(00GND81AA003)andclosepaticbutterflyvalve(00GND81AA004),thewastewaterdischargedintothesiphonwell;whentheonlineturbiditymeterdetectiondataishigherthanthesetstandardvaluewillopenthepaticrubberlinedbutterflyvalve(00GND81AA004)andclosepaticrubberliningbutterflyvalve(00GND81AA003),thewastewaterdischargedintothebufferpool,reprocessing.可通过DCS系统关闭气动不锈钢球阀（00GNS1AA004（00GNS1AA05theinclinedplatesettlerbottomsludgebysludgepump(00GNS11~2AP001)throughapipeline(00GNS10BR001)to(00GNS21BB001)insludgeconcentrator.Whentheinclinedplatesettlerbottomsludgesedimentationeffectislowerthanexpected,theDCSsystemclosedpaticstainlesssteelball(00GNS11AA004),openpaticstainlesssteelballvalve(00GNS11AA005),throughthepipeline(00GNS10BR002)sludgereturnedtotheflocculationbox,againflocculationreaction.22m3，离心脱水机可每天thebottomsludgebysludgeconcentratormudscraperforenrient,theconcentrationincreasedtosolidcontainingrateofaround3%,afterenteringthemudpumpcentrifugaldewateringmachine(00GNS31~2AP001)pipeline(00GNS10BR014)dischargedintothecentrifugaldehydrator,forsludgedewatering.Accordingtothecalculation,thetotalamountofsludgeperdayisabout22m3,thecentrifugaldewateringmachinecanrun2timesaday,eachruntheactual2h.ThestartorstopofthecentrifugaldewateringmachineiscontrolledbytheDCSsystem,andtherunningtimecanbeadjustedbytheactualoperation.离心脱水机处理系统包括进泥泵（00GNS31~2AP001、离心脱水机（00GNS41AM001、电动泥斗（00GNS51AT001、助凝剂自动加药装置（00GNS41AM001centrifugaldewateringmachineprocessingsystemcomprisesafeedingpump(00GNS31~2AP001),centrifugaldewateringmachine(00GNS41AM001),electricmudbucket(00GNS51AT001),automaticcoagulantdosingdevice(00GNS41AM001),coagulantdosingpump(00GNQ73~4AP001)andothercomponents,thewholesystemforautomaticprocessingsystemofakeytype,suchasasystemequipment(pump,centrifugaldewateringmachine,paticvalve,instrument)failstoachievefullautomaticshutdowntheoutputofthecentrifugaldewateringmachinedrysludgeautomaticallydischargedtotheelectricmudbucket,electricmudbucketandthenfromthelocalcontrolboxforunloading,drysludgedischargetothesludgetransportvehicleinternalandexternaltransportprocessing.wastewaterandsludgedewateringmachineoutputconcentratoroutputbyexhaustducttoregenerationofwasteventpipe;sludgeconcentratordischargedtotheclarifiedwater;flocculantdosingdevice,coagulantdosingdevice,reaction,flocculation,airbox,mechanicalfilterventwasteafterdischargetoregenerationofwastepipethepool,reprocessing.系统主体设备操作说明mainequipmentoperating废水池WastewaterstorageTherearegreatdifferencesbetweentheindustrialwastewaterdischargeinstantaneouswatertyandwaterquality,wastewaterstorage,uniformcanadjusttheamountofwastewaterandwaterquality,ensurethequalityandtyofwastewaterintosubsequentprocessingisrelativelystable,easytofollowAGENT-DOSINGstable.PHCOD的效果。Aerationbarrelgasdistributiondeviceisprovidedwithawastewaterstoragepool,exhaustgasinthepooltodosingagitationandaerationoxidation,upregulationofPHandCODremovaleffect.Reactionbox,flocculationReaction,flocculation mixingequipmentismainlyusedfordissolution,dilution,mixingreactionandaddingcoagulantorcoagulantaid.Reactionbox,flocculationmixerhasthecharacteristicsofconvectioncirculationandviolentvortex,soastomakethemixingagentandwaterfullymixed,inordertomeettherequirementsofcoagulationprocess.Ithasthecharacteristicsofstableoperationanduniformmixing,whichissuitableforthemixingandstirringoflargeamountofwater.设备运行操作：Equipment 启动机1,reaction,flocculationbeforethestart,firstensurethatnoforeignbodyandimpuritybox,thencheckwhetherthepipelineconnectionisgood,checkagainwhetherspeedreducerlubricatingoilreducer,thewiringiscorrect,ensuretheaccuracybeforestartingspeedreducer.2,theshouldbeinthebodyoftheliquiddischargeclean,andtheboxbodywashclean,inordertopreparethenext3,shouldalwayspayattentiontochecktheworkofequipmentandreducer,reducerlubricationoilshortage,shouldbeaddedinatimelymanner,sixmonthsforonetime(N220#oil).Theinclinedplatesettlerupflowtypebasedonthetheoryofshallowlayer,theupperpartofthedesignofinclinedplateprecipitationfromthereasonableprecipitationperiod,inthelowerpartofinclinedplateshapethroughtheinteractionandshallowpoolsedimentationmechanismtoalumandwaterseparationpurposes.斜板澄清器技术参数：Technicalparametersofinclined序 目单位 1处理水量2 mattercontent3 suspendedmatter4<5进水管尺寸DNpipesize6出水管管径DNpipe7设备外形尺寸 m斜板澄清的特点：Characteristicsofinclinedplateclarification:improvingtheutilizationrateofprecipitationspace.B,theReynoldsnumberissmall,caneffectivelyinhibitthehydraulicpulsation,therebygreatlyreducingtheflowdisturbancenegativeimpactonflocsedimentation.C,waterdistributionisuniform,willnotoccurthephenomenonofshortD,asthestructureofinclinedplatesettler,andtheuseofethylenepropylenecopolymerandsupportplateprofile,whichisnoteasytodeformation,toheavyload.设备运行操作：Equipment1,theequipmentisnormaloperation,thebottommudvalvecanbeusedforthenormallyopenstate,onlywhentheequipmentmaintenanceaccordingtotheneedtoclosethevalve.2,ifintermittentmud,theequipmentmustbeineachclass(4-8hours)amud,mudtoopenthedevicebottommudvalve,dischargetimeisgenerallycontrolledwithin8~15minutes,mudcycleandsludgedischargetimeshouldbeadjustedaccordingtotheactualamountofsludgeandsludgeconcentration.3,stopthemud,thefirsttoclosethemudvalve,andthenclosethesludge4,theopeningoperationofequipmentsludgecanbeoperatedaccordingtothecontrolboxonthesideofthemachine.5,theequipmentinthenormaloperationoftwomonthsorsomustbecleanedinsidethepoolbody.Beforetheequipmentiscleanedup,thedischargevalveisopened,andthesludgepumpisstartedtodischargethesludge,andthesludgedischargingoperationisthesameasabove.6,theuseofhighpressurewatertocleanthewhencleaningmustbecarriedoutontheinnerwalloftheandtheinclinedplateontheaccumulationofsludgewashingclean.7、打开3-DN25反冲洗水阀，用高压水对布水管道进行冲洗，清除布水管道上的7、Openthe3-DN25antiflushwatervalve,usehighpressurewatertoflushthewaterdistributionpipeline,clearthedirtonthewaterdistribution期检查，松动必须及时紧固，斜板的紧固只需将螺母拧紧即可。8,duetotheimpactofthewaterflowandtheflowofsludgesettlementandotherfactors,theremaybeloose,theoperatormustberegularlychecked,ifthereisaneedtobetightenedinatimelymanner,theslopeoftheboardcanonlytightenthenut.气浮Airfloatation气浮主要起固液分离作用，去除废水中的悬浮物（SS、油污、色度，同时可以降低COD、BOD等污染物,主要利用溶气系统产生的溶气水中的微气泡，与水中的悬浮合体”逐渐共聚，体积变大，形成小于1的“气泡—悬浮物复合体”。Themainfunctionofflotationseparation,removalofsuspendedsolidsinthewastewater(SS),oil,chroma,andcanreduceCOD,BODandotherpollutants,mainlyusingdissolvedgassystemtoproducewatersolublegasbubblesandthecollisionofsuspendedsolidsinwaterflocsbondedtogether,formingtinybubblessuspendedcomplexes"themicrobubblesuspensioncomplexgraduallycopolymerization,volumechange,theformationoftheproportionislessthan1"bubblesuspensioncomplexes".Thedissolvedgasandwaterinthe0.3-0.5MPaworkingpressure,theumairintothewater,throughtherelease,theformationofsmallbubblesinthediameterof20muM-30MuaboutM.PACPAM（PAC20-50mg/L，PAMPAC1/10，AddingflocculantPACorPAM(PACfor20-50mg/L,PAMforPACto1/10)inwastewater,after5min'seffectiveflocculationreaction(thetime,amountandflocculationeffectisdeterminedbytheexperiment),entertheWithinthecontactarea,microbubblesinthewastewaterandtheflocsareattachedtoeachothertogetherintotheseparationzone,thebubbleundertheactionofbuoyancy,flocsandbubbleswiththerisingtothesurface,theformationofscum,scumfromtheslagscrascramachinetothesludgezone.Thelowerwaterisdischargedthroughthewatercollectingpipe.Aftertreatment,partofthewaterreflux,fortheuseofdissolvedgassystem,theotherpartofthedischarge.1shakedowntestbeforeA、清除池中所有的杂物，以免引起堵塞。Clearalltheimpuritiesinthepoolsoasnottocauseablockage.Thewaterpump,aircompressorandthetransmissionpartsshouldbeflexible,andaccordingtotheprovisionsofthelubricationoil,theexceptionshouldbeexcluded.C,connectthepowertostartthepump,checkwhetherthesteeringiscorrect,suchasreverse,itwillchangethetwowires'thephase.D,switchonthepowertostarttheaircompressor,checkwhetheritsoperationisnormal,abnormalshouldbefoundinatimelymanner.E,switchonthepowertostarttheslagscramachine,slagscramachineclockwiserotation,foundabnormalshouldbedischargedinatimely2、试运行A,Addwater:waterflotationmachinefillwithwater,thewatercanbecontrolledbytheliquidlevelisconnectedwiththewateroutletpipegatecontrol.的压力逐渐上升，一直达到泵所能达到的压力（溶气罐压力表的压力达到0.3—0.5MPa0.3—0.5MPa，压力越高，溶气水量越大，微气泡dissolvedairsystemtestrun:openthepumpwaterinletcontrolvalve,apowersupplyisswitchedon,startthepump,pressuregaugepressuregraduallyincreased,untilreachingthepumpcanachievethepressure(saturatorpressuregaugepressurereaches0.30.5MPa),atthistimecanopenthewateroutletvalve,watersolublegasintothepipelinethemixerthroughawateroutletvalve,releasedintotheflotationmachinein.Iftheflotationmachineappearedinalargenumberofmicrobubblesmakewateremilkywhite,canbeidentifiedinnormalairdissolvingsystem.Watersolublegaspressurecanseesaturatorpressureonthepressuregauge,theavailablecontrolvalveopeningtocontrolthesizeofthepumpforpressurerangeadjustment,generally0.3-0.5MPa,thehigherthepressure,thegreaterthewatersolublegas,thehigherthedensityofmicrobubbles.Theairpressureoftheairdissolvingsystemisprovidedbytheaircompressor,andtheairpressureshouldbehigherthanthatoftheinletpressure0.03-0.06MPa.normalconditions,thespecificpracticesareasfollows:-accordingtothewaterqualityofthesewage,theselectedcoagulantandcoagulantaid.根据污水的浓度、SS、水量确定药剂投加量。药剂的投加量一般为accordingtotheconcentrationofsewage,SS,amountofwatertodeterminethedosage.Thedosageisgenerally0.03%-0.3%,thespecificdosageshouldbegotbyexperiment.thesewageisdrivenintotheairfloatationmachineandmixedwiththereagent,andthenenterthesolid-liquidseparationzonetocarryoutthesolid-liquidseparation.Addgas:gasdissolvingliquidlevelreachesAtoacertainposition,theliquidlevelcontrollersendssignalstothesolenoidvalveopen,gaspath,airenteringthesaturator.ScraSlag:thegeneralchoiceofAutomaticScraSlag,theingslagselectionswitchplacedinautomaticposition,inspecialcircumstances,canalsobeusedmanuallyD30%，SSD,dissolvedairwatertydetermination:thegeneralwatertycontrolinthewatertyof30%,becauseofvariouswastewaterSScontentisdifferent,theoreticallyspeaking,thedissolvedgaswatertyshouldalsobedeterminedbytheSScontentofsewage.来调整池内的液位，其液位低于浮渣出口15—25mm为佳。E,Adjustmentofwaterleveloftheairfloatingmachine:Theheightofthewaterlevelwillaffecttheeffectofscraslag.Thewaterlevelislow,noteasytoscrapeintothescumsludge;thewaterlevelishigh,alargeamountofwaterwillenterthesludge.Thewaterleveladjustmentlevelcanbeconnectedwiththewateroutletpipevalvetoadjusttheliquidlevelinthepool,theliquidlevelislowerthan1525mm.Theexportof3EquipmentoperationA,theequipmentshouldbeusedbeforethetestrun,trytorunafterpassingthenormaluseofqualified.B,opentheequipment,shouldopentheairdissolvingsystemfrom510minutes,untilthedissolvedgassystemisworkingproperlyandthendischargedintothesewageandopenthedosingpumpcoagulantandcoagulantC、停止运行时，应先关闭进水及加药装置，溶气系统继续运行10分钟，然后才C,stoprunning,firstclosetheinletanddosingdevice,dissolvedairsystemcontinuestorunfor10minutesbeforeclosingthesetofairflotationD,equipmentoperationshouldalwayspayattentiontotheoperationisnormalornot,theprobl