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1、75吨锅炉吹管方案(75tonsboilerblowpipescheme)NanxunthermalpowerplantprojectSteamblowingschemefor1#75tonboilerboilerOrganization：Toexamine：Approval：XXXXinstallstiongroupTwoyearsthree,JulyCatalogPurposeofblowpipebeforetheblowpipeshouldhavetheconditions3、blowingmetho
2、dandrangeTemporaryfacilitiesandmattersneedingattentioninblowpipeblowpipeparametersandqualityevaluationstandardsSteamblowpipeofboiler1.blowpipenotes1.torchorganizationdivisionoflaborPurposeofblowpipeThestrippingeffectofhighspeedsteamflowandthermaleffectwill
3、remaininSuperheaterandsteampipeThesystem'sinternalhightemperatureoxides,rust,sandandotherdebrissweepcleantoprotectthepotSafeandeconomicoperationoffurnaceandsteamturbineandthermalefficiencyofunit・2,beforetheblowpipeshouldhavetheconditions2.1theboilerovenand
4、thefurnaceworkarefinishedandthedefectsaredealtwith・2.2totakecareofblowingequipment,includingthesupport,hangerandpipeinsulationwork,asrequestedTheinstallationisfinishedandhasbeencheckedandaccepted・2.3factorsaffectingthermalexpansionhavebeeneliminated・2.4tem
5、porarysystemofblowingpipeinstalled,temporaryreinforcementpointconfirmedreliable,firm,andwithoutshadowThermalexpansion.2.5electricalandthermalconditionsareavailableforpiping.2.6preparesufficientfuelandwaterforboilerandfuelsystem・2.7electricdoorandmanualdoor
6、havebeeninstalled・Afteradjustmentandtrialoperation,theycanbeputintouse・2.8equippedwithrunningpersonnelandmaintenancepersonne1.2.9,smokedamperinstallationadjustmentiscomplete・2.10systemfloworificeplateremoved,thepipelinerequiredopeningworkshallbefinished.2.
7、11eachdoor,firehole,checkthedoorsogood・2.12prepareenoughtargetplatesandtoolstoreplacethetargetplate・2.13thedrainageisunobstructedtomeettheneedforwatersupplyanddrainage・2.14scaffoldsandbarriersthatimpedeoperationandfirehazardshavebeenremoved,channelcovers,l
8、addersSon,theplatformrailingiscomplete,thegroundsurfaceisneatandclean,thestaffcanpasssafely.2.15、adequateandreliablelighting,ventilationandfirecontrolfacilities,firecorridorunobstructed.2.16instrumentationfor
