ASTM A1068-2010 钢铁产品防腐系统的寿命周期成本分析的标准实施规范

作者:标准资料网 时间:2024-05-21 07:49:49  浏览:9812   来源:标准资料网

【英文标准名称】:StandardPracticeforLife-CycleCostAnalysisofCorrosionProtectionSystemsonIronandSteelProducts
【原文标准名称】:钢铁产品防腐系统的寿命周期成本分析的标准实施规范
【标准号】:ASTMA1068-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:A05.13
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:成本分析;贴现率;工程经济学;最低成本;寿命周期成本;材料使用寿命;现值分析;规划设计寿命
【英文主题词】:costanalysis;discountrate;engineeringeconomics;leastcost;life-cyclecost;materialservicelife;presentvalueanalysis;projectdesignlife
【摘要】:LCCanalysisisaneconomicmethodforevaluatingalternativesthatarecharacterizedbydifferingcashflowsoverthedesignatedprojectdesignlife.ThemethodentailscalculatingtheLCCofeachalternatecapableofsatisfyingthefunctionalrequirementoftheprojectandcomparingthemtodeterminewhichhas(have)thelowestestimatedLCCovertheprojectdesignlife.TheLCCmethodisparticularlysuitablefordeterminingwhetherthehigherinitialcostofanalternativeiseconomicallyjustifiedbyreductionsinfuturecosts(forexample,rehabilitation,orreplacement)whencomparedtoanalternativewithlowerinitialcostsbuthigherfuturecosts.Ifadesignalternativehasbothalowerinitialcostandlowerfuturecoststhanotheralternatives,anLCCanalysisisnotnecessarytoshowthattheformeristheeconomicallypreferablechoice.1.1Thispracticecoversaprocedureforusinglife-cyclecost(LCC)analysistechniquestoevaluatealternativecorrosionprotectionsystemdesignsthatsatisfythesamefunctionalrequirements.1.2TheLCCtechniquemeasuresthepresentvalueofallrelevantcostsofproducingandrehabilitatingalternativecorrosionprotectionsystems,suchassurfacepreparation,application,construction,rehabilitation,orreplacement,overaspecifiedperiodoftime.1.3UsingtheresultsoftheLCCanalysis,thedecisionmakercanthenidentifythealternative(s)withthelowestestimatedtotalcostbasedonthepresentvalueofallcosts.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H40
【国际标准分类号】:77_060
【页数】:5P.;A4
【正文语种】: