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BS ISO 10844-1994 声学.测量道路车辆发出噪音用试验车道规范

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【英文标准名称】:Acoustics-Specificationoftesttracksforthepurposeofmeasuringnoiseemittedbyroadvehicles
【原文标准名称】:声学.测量道路车辆发出噪音用试验车道规范
【标准号】:BSISO10844-1994
【标准状态】:作废
【国别】:英国
【发布日期】:1995-03-15
【实施或试行日期】:1995-03-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:声学;噪声;深度;交通业务;表面纹理;稳定性;道路;孔;文献;路面(道路);试验条件;表面粗糙度测定;路面铺筑;声音吸收;试验设备;声学测量;表面;道路车辆;维修;设计
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Definition;Definitions;Measurement;Measurementofairbornenoise;Motorvehicles;Noiseemissions;Noisemeasurements;Pavements(roads);Roadvehicles;Specification(approval);Testpath;Testreports;Testing
【摘要】:ThisInternationalStandardspecifiesthematerials,design,constructionandpropertiesofatestsurfaceinordertominimizeintersitevariationinvehiclenoisemeasurements.Inparticular,thesurfacedesigngiveninthisInter-nationalStandardwill—producerelativelylowlevelsoftyre/roadnoiseunderawiderangeofoperatingconditionsinclud-ingthoseappropriatetovehiclenoisetesting;—providenegligibleabsorptionofnoisefromthevehicle'spowerunitandrelatedsources;—beconsistentwithgeneralroad-buildingpractice(seeannexB).AlthoughthisInternationalStandardhasbeendevel-opedparticularlyforusewiththeISO362andISO7188testprocedures,itcanbeusedforvehiclenoisetestinggenerallywhereitisdesirabletoachievealowleveloftyre/roadnoiseduringthetest.ThisInternationalStandarddoesnottakeintoaccounttheinfluenceontyre/roadnoiseofpurelytyre-relatedparameterssuchastyreconstruction,treadpattern,inflationpressureandtyreloading.Itfollowsthatsincethesurfaceisnotintendedtoproducesignifi-canttyre/roadnoiselevels,itisnotparticularlyde-signedforthetestingandcomparisonoftyre/roadnoise.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_30;43_020
【页数】:32P.;A4
【正文语种】:英语


MIL-S-12515C (NOTICE 1), MILITARY SPECIFICATION: SURFACE HARDENING: FLAME AND INDUCTION (FOR FERROUS ALLOYS) (31 JUL 1989) [NO S/S DOCUMENT]., MIL-S-12515C, dated 31 August 1983, has been reviewed and determined to be valid for use in acquisition.【英文标准名称】:Aerospaceseries-Spacesystems-Fluidcharacteristics,samplingandtestmethods-Nitrogen
【原文标准名称】:航空航天系列.航天系统.流体特性、抽样和试验方法.氮
【标准号】:BSISO15859-3-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-08-16
【实施或试行日期】:2004-08-16
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:航天器;分类系统;氮;杂质;流体;特性;航空航天运输;燃料;化学成分;航空燃料;规范;定义;试验
【英文主题词】:Aerospacetransport;Aviationfuels;Chemicalcomposition;Classificationsystems;Definition;Definitions;Fluids;Fuels;Impurities;Nitrogen;Properties;Spacetransport;Spacecraft;Specification;Testing
【摘要】:ThispartofISO15859specifieslimitsforthecompositionofnitrogenandestablishesthesamplingandtestrequirementsapplicablefortheverificationofnitrogencomposition.ThispartofISO15859isapplicabletonitrogen,usedinbothflighthardwareandgroundfacilities,systemsandequipment,ofthefollowingtypesandgradesofnitrogen.—TypeⅠ:gaseous—GradeA:purging/pressurizing,—GradeB:crewbreathing,—GradeC,—GradeF,—GradeJ;—TypeⅡ:liquid—GradeA:purging/pressurizing,—GradeB:crewbreathing,—GradeC,—GradeF.ThispartofISO15859isapplicabletoinfluentsonlywithinthespecifiedlimitsherein.ThispartofISO15859isapplicabletoanysamplingoperationrequiredtoensurethat,whenthefluidentersthelaunchvehicleorspacecraft,thefluidcompositioncomplieswiththelimitsprovidedhereafterorwithanytechnicalspecificationagreedtoforaparticularuse.
【中国标准分类号】:V13
【国际标准分类号】:49_140
【页数】:18P.;A4
【正文语种】:英语