标准资料网-标准资料免费资源平台

MIL-T-5522D (AMENDMENT 1), MILITARY SPECIFICATION: TEST REQUIREMENTS AND METHODS FOR AIRCRAFT HYDRAULIC AND EMERGENCY PNEUMATIC SYSTEMS (28 SEP 1979) [S/S BY MIL-STD-5522]., MIL-T-5522D, dated 30 September 1975, and is approvedfor use by all Departments and Agencies of the Departmentof Defense.【英文标准名称】:StandardTestMethodforParticulateContaminantinAviationFuelbyLineSampling
【原文标准名称】:用线性取样法测定航空燃料微粒污染物的标准试验方法
【标准号】:ASTMD2276-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D02.J0.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:航空燃料;污染;石油产品;试验
【英文主题词】:aviationfuel;colorrating;fieldmonitor;gravimetriccontaminant;membranecolor;membranefilter;particulate
【摘要】:Thistestmethodprovidesagravimetricmeasurementoftheparticulatematterpresentinasampleofaviationturbinefuelbylinesampling.Theobjectiveistominimizethesecontaminantstoavoidfilterpluggingandotheroperationalproblems.Althoughtolerablelevelsofparticulatecontaminantshavenotyetbeenestablishedforallpointsinfueldistributionsystems,thetotalcontaminantmeasurementisnormallyofmostinterest.TheAppendixX1colorratingmethodisusefulforfuelsystemmonitoringpurposes.Noquantitativerelationshipexistsbetweengravimetricandcolorratingtestresults.1.1Thistestmethodcoversthedeterminationofparticulatecontaminantinaviationturbinefuelusingafieldmonitor.1.2Therearetwotestmethodsdescribed.Thebasictestmethodisusedtoevaluatethelevelofcontaminationgravimetrically.Thesecondtestmethod,presentedin,describesacolorratingtechniquethatisusedforrapidqualitativeassessmentofchangesincontaminationlevelwithoutthetimedelayrequiredforthegravimetricdeterminationsbystringentlaboratoryprocedures.1.3TherearetwoAnnexesandtwoAppendixesinthistestmethod.1.3.1AnnexA1providessomeprecautionaryinformationregardingtheuseoftherequiredreagents.1.3.2AnnexA2describesastandardpracticeforobtainingasampleoftheparticulatespresentinaflowingstreamofaviationturbinefuel.1.3.3AppendixX1describesatestmethodforratingtheparticulatelevelinanaviationturbinefuelonthebasisofthecolorofafiltermembraneaftersamplingthefuelinthefield.1.3.4AppendixX2providessomesafetyprecautionstoavoidstaticdischargeresultingfromtheaccumulationofelectricalchargesinthefuelandontheequipmentwhilefollowingtheprocedures.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31;Z11
【国际标准分类号】:75_160_20
【页数】:10P.;A4
【正文语种】: