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1、热喷涂铝技术在电缆桥架上的应用TheapplicationofhotsprayaluminumtechnologyonthecablebridgeYinlingUrumqipetrochemicalgeneralplantequipmentinstallationcompany,urumqi830019Keywords:hotsprayaluminumcablebridgeisenclosed1introductionWupetrochemicalcorporationfertilizerplantnewca
2、bletraybecauseoflargegranuleureaunitislocatedintheureaprillingtower,undertheenvironmentsuchasNH3andH2S,S02,ureadustcorrosivesubstances,thesesubstancesisexposedtotheairforthecabletraycanleadtodifferentdegreeofcorrosion.Fert订izerplantoftheorigina.1cabletrayha
3、sbeenadoptingalkydenamelanticorrosionandchlorosulfonatedpolyethylenecoatinganticorrosivemethods,suchastheeffectnotbeautiful,onlyoneyearbridgeappearedcorrosionphenoinena.Inordertoprolongthelifespanoftheoutercoatingofthecablebridge,itisdeterminedtousethermals
4、prayaluminumtechnologytoembalmthecablebridgeofthelargeparticledevice・CorrosionanalysisLargegranuleureadevicecabletrayfromthesun,wind,rainandsnow,frostanddew,andthefunctionoftemperatureandhumiditychangebyalltheyearround,includingatmosphericoxygenandthemoistu
5、reistheimportantfactorofcorrosionofcabletray,causedelectrochemicalcorrosion.Duringnormaldriving,cabletrayofNH3andH2S,S02intheatmosphere,nitrogenoxides,andureadust,etc・，anditscontentwasabout0.823mg/m3NH3andS020.025mg/m3,nitrogenoxides,0.04mg/m3,andintheopenp
6、arkingornotundernormalcircumstances,theNH3andH2S,S02concentrationintheatmospherewillbehigher,althoughthesecomponentcontentisless,butiscannotbeignoredforthesteelcorrosionharm,thebiggesteffectofS02・Thesegasesdissolveinwatertoformacidrainandcorrodemetalfacilit
7、ies・TheapplicationofhotsprayaluminumtechnologyonthecablebridgeInordertoreducetheoccurrenceofcorrosion,theservicelifeofthecablebridgeisincreased・Onthebasisofsummarizingexperienceincablebridgeanti-corrosion,accordingtothecharacteristicsofitscorrosionenvironme
8、nt,closedandcoatingbythermalsprayingaluminumlayerstructureforanti-corrosionofcabletray.3.1coatingstructureandcharacteristicsThermalsprayingaluminumtechnologyistousethecombustionflameasaheatsource,heatt
