巴基斯坦初步設(shè)計05運煤部分缺少意見回復(fù)f06221c

PakistanPortQasimCoal-firedPower5卷Volume Coal工程咨詢（甲級）20320070011質(zhì)量管理05014Q20020R3L工程設(shè)計（甲級）A 環(huán)境管理05014E20017R3L工程勘察（甲級）030001-kj 職業(yè)健康安全管理05014S20017R3LO一四年七月JULY, APPROVEDBY:Li審核：郜光 閻占 李海REVIEWEDBY:GaoGuangwei YanZhanliangLiHailuCHECKEDBY:DongContentsofdrawingsinthis1 HANDLINGSYSTEM2 3 4運煤系統(tǒng)剖面圖(1)SECTIONLAYOUTOFCOALHANDLING5運煤系統(tǒng)剖面圖(2)SECTIONLAYOUTOFCOALHANDLING6運煤系統(tǒng)剖面圖(3)SECTIONLAYOUTOFCOALHANDLING7 NT(KKS)COALHANDLINGPARTContentsofDesign1GeneralMaindesignDesign2SiteDescriptionofThemeteorologicOriginalinformationofCoal鍋爐消耗Coal3Theschemeof3.ScreeningandcrushingConveyingAncillaryDust可行性及其意FeasibilityStudyReportandItsReviewOpinionGB50660-2011GB50660-2011CodeforDesignofFossilFuelPowerDL/T5187.1-2004Technicalcodefordesigningcoalhandlingoffossilfuelpower相關(guān)的中國、規(guī)范RelatedStandardsandEIAandApprovalofEIAofPortQasimCoal-firedPowerGeneral中國電力建設(shè)（以下簡稱：中國電建）與卡塔爾AMC計劃共同投資，市中心直線距離約37公里。PowerConstructionCorporationof(Power)andQInvest(Qatar)ntojointlyinvest,buildandoperatePakistanPortQasimCoal-firedPowerProjectinPortQasim,inKarachi,Pakistan.Theprojectisatotal2×660MWpowerntandshallbecompletedinonephase.Therewillbenoextension.Onesupportingcoaljettywillbebuilt.ThentisinQasimindustrialparkonthesoutheastofKarachiinPakistan.ThepowerntisinthenorthofArabianSeaanditisabout37kmthestraightlinedistancefromKarachi.MaindesignTheCoalHandlingntisdesignedbasedupon2×660MWunitsinthisTheCoalHandlingSystemisdesignedoftwo(2)streams,one(1)operating+one(1)standby.Thetwostreamscanoperatesimultaneouslyifnecessary.TheCoalHandlingSystemshouldbeoperatednormallyforthreeshiftsperdaytomeetthedailycoalrequirementofthetwo(2)units.Allcomponentsofcoalhandlingsystemfacilitycomplexshouldbedesignedforcontinuousdutyof24hourperday.Design運煤系統(tǒng)設(shè)計包括從T2轉(zhuǎn)運站至鍋爐原煤倉的整個運煤系統(tǒng)，包括、航院設(shè)計。電廠與碼頭設(shè)計接口為T2轉(zhuǎn)運站內(nèi)帶式輸送機頭部漏斗下口。ThedesignscopeofcoalhandlingsystemisfromT2transferhousetothecoalbunkersoftheboilers,includingstoragefacilities,screeningandcrushingsystem,ironremovingprocess,coalmeteringprocess,checkingprocess,coalsampling,conveyingsystem,andnecessarymaintenancefacilitiesandauxiliarybuildings.Thedesignofcoaljetty,includingallequipments,system,structure,electrics,signals,controlforjetty,isinThirdHarborConsultants’scope.BoundaryofdesignbetweenpowerntandcoaljettyistheoutletofNo.3beltconveyor’sdischargehopperinT2transferhouse.SiteDescriptionofThepowerntislocatedinPQAindustrialarea,southwestPakistan,about37kmawayfromKarachicity.ThemeteorologicRegularmeteorologicalelementsfortheprojectareshowninthebelowRegularmeteorologicalMeanairpressureforMeanairpressureforyears(seaMeanrelativehumidityfor% temperaturefor℃umwindspeedbyactualmeasurementandcorrespondingwindMeanwindspeedforPrevailingwinddirectionforumannualMinimumannualMeanprecipitationdaysfordMeanthunderstormdaysfordumthunderstormdaysdMeanfoggydaysfordumfoggydaysfor7dMeansandstormdaysfordumsandstormdays3dMeansunshinedurationforhMeancloudamountforOriginalinformationofCoalCoalQualityDataDesign1totalmoisture%2volatilematter（dryash-basis（Vdaf）%3 %Ash%%Fixed%4AirDried5AsReceived67AsReceivedUltimateCarbon%Hydrogen%DesignNitrogen%Sulphur%Oxygen%%Moisture%8℃softening℃℃Flow℃91%234567%碳氫氮硫氧%89灰分析CoalCoalDesignDesignHourlycoalconsumptionDailycoalconsumption Note：Dailyoperationhoursaretakenas20.AnnualoperationhoursaretakenasTheschemeof3.1Storage39t3塊條形露天布置的煤場，南側(cè)和北側(cè)的兩塊煤場大小408m40m408m61m。三塊3200t/h3840t/h1000t/h，懸臂長度為3TY220型推土機，用于煤場壓實、整理及輔助斗輪機進行堆Thecoaldemandfor30daysof2×660MWunitsoperationisconsideredintheproject,andtotalstoragecapacityisabout390,000t.Therewillbe3open-aircoalyards.Samesizewillbedesignedforthesouthernandnorthernone,i.e.408minlength,40minwidth.Forthemiddleone,thelengthis408m,andthewidthis61m.Thepileheightofthe3coalyardswillbe14m.Consideringenvironmentalrequirements,windfenceandwaterspraywillbesetaroundthecoalyardfordustcontrol.Mainmachineriesofthecoalyardare2setsofDQ3200/1000·30typecantileverbucketwheelstackerandreclaimer.Theratedstackingoutputis3200t/h,umstackingoutput3840t/h,andratedreclaimingoutputis1000t/h.Thecantileverlengthofthetwobucketwheelstackersandreclaimersis30m.Thetwobucketwheelstackersandreclaimersarearrangedparalleled,andtheircenterintervalis71m.2setofZL50wheelloaderand3setsofTY220bulldozerswillalsobedtocompactthecoal,andtoassistthebucketconveyorinstackingandreclaiming3.2Screeningandcrushing1000t/h。環(huán)錘式碎煤機的出力Coalhandlingsystemwilladoptone-stagescreeningandone-stagecrushingequipment,whichwillbearrangedincoalcrusherroom.Rollerscreenwithoutputat1000t/handringhammercrusherwithoutputat800t/hwillbeselected.Therearetotallytwocoalcrushersandtworollerscreens.Onevibration-absorsivetformisinstalledunderthebaseofcrusher.Thesizeofcoalfedintothecrusheris（-）300mm,andoutputis（-）30mm.3.3Conveying741號、2號T1轉(zhuǎn)運站在三航院的設(shè)計范圍，其余的帶式輸送機和轉(zhuǎn)運站在我們的設(shè)計范圍。3AB3200t/h3840t/h，帶寬1400mm2.0m/s。7AB帶式輸送機為煤場帶式輸送機，其額定出Thecoalconveyingsystemiscomprisedofseven（7）conveyorsnamedfromNo.1toNo.7andfour（4）transferhouses.No.1beltconveyors,No.2beltconveyorsandT1transferhouseareinThirdHarborConsultants’designscope,andtherestofbeltconveyorsandtransferhousesareinourdesignscope.TheratedcapacityofNo.3A、Bbeltconveyorsis3200t/h,andtheirumcapacityis3840t/h,withthebeltwidthof2000mmandthebeltspeedof3.15m/s.TheratedcapacityofNo.4A、B/No.5ABNo.6ABbeltconveyorsis1000t/hwiththebeltwidthof1400mmandthebeltspeedof2.0m/s7ABbeltconveyorsareinthecoalyardandtheirratedcapacityis3200t/h,theumcapacityis3840t/h,withthebeltwidthof2000mmandthebeltspeedof3.15m/s.No.3toNo.6beltconveyorshavetwo（2）coalstreamsandcanoperatesimultaneouslyifnecessary.Allconveyorbeltsarethefireresistanttype.Exceptforthecoalyardbeltconveyors,thetrestlesonthegroundareallopen-airtype.Theupsideofthebeltconveyorsisinstalledraincover.2號、31：2.2。5號AB6AB帶式輸送機交叉對帶式輸送機上未卸凈的燃煤進行清除。為了實現(xiàn)分流，T3轉(zhuǎn)運站內(nèi)部設(shè)置一Electricdriven3-throughsplitterisequippedundertheheadofNo.2/3（A/B)，splitproportionis1:2.2.Electricdriven3-throughchuteisequippedundertheheadofNo.5(A/B)toconveycoaltoNo.6AorNo.6B.InordertoclearthewaterontheNo.5(A/B),thewipersareinstalledneartheheadsofNo.5(A/B).InordertocleartheresidualcoalleavingontheNo.5(A/B),thecoalploughsareinstallednearthetailsofNo.5(A/B).Forthecoalflowdividing,onebeltfeederisinstalledinT3transferhouse.Theratedcapacityofthebeltfeederis1000t/handitsbeltwidthis1600mm.Twenty-two（22）coalploughsareequippedonNo.6(A/B)todischargecoalintoeachbunker.Highlevelindicatorsandlowlevelindicatorsareequippedforeachrawcoalbunker.WhenanyoneoftheCoalbunkerssendlowlevelsignal，thecoalsystemstartworkandfillcoaltoituntilitsendhighlevelsignalThecoalhandlingsystemiscontrolledbyPLC.Theinterlockisinstalledbetweenprimaryequipments.Whenweinterlockunchained，theequipmentscanbeoperatedmanually.Theoperatorsincontrolroomcanchoiceoperatingmodebyelectricdriven3-throughchute.Thecoalhandlingsystemshouldbestartedandstoppedinsequence,startinganticoalflowandstopwithcoalflow.Inaccident,thesystemshouldbestoppedanticoalflow.3.4Auxiliary3.4.1IronT22號帶式輸送機的頭部、3AB帶式輸送機頭部、4AB帶式輸送機中部、5AB帶式輸送機中部設(shè)有電磁除Four(4)stagesofinlinemagneticseparatorsareequippedtocoalhandlingsystemforremovingironmaterialsfromcoalflow.TheyarelocatedseparayintheheadofNo.2beltconveyorinT2transferhouse,theheadofNo.3A/Bbeltconveyors,themiddleofNo.4A/BandNo.5A/Bbeltconveyors.3.4.2SamplingThesamplingdeviceisdesignedforthecoalhandlingsystem.As-firedsamplingunitislocatedinthemiddleofNo.5conveyorforas-firedcoalsampling.3.4.3BeltscaleandcalibrationBeltscaleisequippedonNo.5A/Bbeltconveyorsforas-firedcoalmetering.Themeasurerangeofthebeltscaleshouldbefrom20%to120%ofthedesigncapacityofthecoalhandlingsystem,andwithoverloadprotection.Theaccuracyofthebeltscaleshouldbeof±0.5%throughouttherange.Motionalcirclechainisinstalledascalibrationdeviceforbeltscalechecking.3.4.4BeltprotectionProtectiondevicesareequipped,includingpull-chordtypeemergencyswitch,beltswayswitch,beltspeeddetector,coalflowdetector,belttearingdetector,chuteblockdetectorandshaker.3.4.5MaintenanceAdequatenumberofcranes,electrichoistsandmanualhoistsareprovidedinalltransferhouses,crusherhouse,bunkerbayandbulldozershedforequipmentsassembly,repairandmaintenance.3.5Auxilia