【英文标准名称】:Textilemachinery-Noisetestcode-Part3:Nonwovenmachinery;Amendment1
【原文标准名称】:纺织机.噪音试验规程.第3部分:针织机.修改件1
【标准号】:ISO9902-3AMD1-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC72
【标准类型】:()
【标准水平】:()
【中文主题词】:声学测量;声学试验;声试验;声学;测定;固定件;装置;测量;测量条件;噪声;噪声排放;噪声测量;无纺织织物;使用条件;声级;声源;规范(验收);测试;纺织机器
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Area;Checkpoint;Corrrections;Crosswindingmachines;Determination;Envelopingsurfacemethods;Externalnoise;Fixings;Flyerframes;Handling;Installations;Interpretations;Layout;Machines;Measurement;Measurementconditions;Measurementofairbornenoise;Measuringdistances;Measuringincertainity;Measuringinstruments;Measuringobjects;Measuringresults;Measuringrooms;Measuringsurfaces;Measuringtechniques;Mechanicalengineering;Mobile;Noise;Noisecharacteristic;Noisecontrol(acoustic);Noiseemissions;Noise(environmental);Noisemeasurements;Non-wovenfabrics;Operatingconditions;Operatingstations;Plantsforcleaning;Position;Precision;Ratings;Referencecubes;Ringframes;Roomcorrections;Rooms;Soundabsorption;Soundabsorptioncoefficient;Soundintensity;Soundlevel;Soundlevels;Soundpower;Soundpressure;Soundpressurelevel;Soundsources;Specification(approval);Tearingmachines;Testreport;Testing;Textilemachinery;Typeofmachine;Uncertainties;Vibrationengineering;Warpingframes;Workingnoises;Zonesofreach
【摘要】:
【中国标准分类号】:W90;Z32
【国际标准分类号】:17_140_20;59_120_99
【页数】:1P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforStaticEnergyAbsorptionPropertiesofHoneycombSandwichCoreMaterials
【原文标准名称】:蜂窝夹芯结构堆芯材料的静能吸收性能的标准试验方法
【标准号】:ASTMD7336/D7336M-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D30.09
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:corematerial;crushstress;crushstroke;flatwisecompression;honeycomb;sandwich
【摘要】:Sandwichhoneycombcorematerialsareusedextensivelyinenergyabsorptionapplications,duetotheirabilitytosustaincompressiveloadingwhilebeingcrushed.Properdesignofenergyabsorptiondevicesutilizingsandwichhoneycombcorematerialsrequiresknowledgeofthecompressivecrushstressandcrushstrokepropertiesofthehoneycombcorematerial.Theprocedurescontainedwithinthisstandardareintendedtoassessthecrushstressandcrushstrokepropertiesofthesandwichhoneycombcorematerialunderstaticcompressiveloading.Thedynamiccrushstressofthehoneycombcorematerialmayvaryfromthatmeasuredunderstaticloading,dependinguponfactorssuchashoneycombcorematerialthickness,corematerialdensity,impactvelocity,etc.Thistestmethodprovidesastandardmethodofobtainingthecompressivecrushstressandcrushstrokeforsandwichhoneycombcorematerialstructuraldesignproperties,materialspecifications,researchanddevelopmentapplications,andqualityassurance.Thistestmethodisnotintendedforuseincrushtestingofstabilizedhoneycombcorematerials(forwhichtheedgesofthehoneycombcorematerialaredippedinresintoresistlocalcrushing)orsandwichspecimens(forwhichfacingsarebondedtothehoneycombcorematerial).Factorsthatinfluencethecompressivecrushstressandcrushstrokeandshallthereforebereportedincludethefollowing:honeycombcorematerial,methodsofmaterialfabrication,corematerialgeometry(nominalcellsize),corematerialdensity,specimengeometry,specimenpreparation,specimenconditioning,environmentoftesting,specimenalignment,pre-crushprocedure,pre-crushdepth,loadingprocedure,andspeedoftesting.1.1Thistestmethoddeterminesthestaticenergyabsorptionproperties(compressivecrushstressandcrushstroke)ofhoneycombsandwichcorematerials.Thesepropertiesareusuallydeterminedfordesignpurposesinadirectionnormaltotheplaneoffacingsasthehoneycombcorematerialwouldbeplacedinastructuralsandwichconstruction.1.2Permissiblecorematerialsarelimitedtothoseinhoneycombform.1.3Thistestmethodisnotintendedforuseincrushtestingofstabilizedhoneycombcorematerials(forwhichtheedgesofthehoneycombcorematerialaredippedinresintoresistlocalcrushing)orsandwichspecimens(forwhichfacingsarebondedtothehoneycombcorematerial).1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetexttheinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:83_140_99
【页数】:9P.;A4
【正文语种】: