作者:标准资料网 时间:2024-05-20 04:45:59   浏览:9543   来源:标准资料网

【英文标准名称】:Highefficiencyairfilters(HEPAandULPA)-Determiningleakageoffilterelement(scanmethod)
【原文标准名称】:高效空气过滤器(HEPA和ULPA).过滤元件泄漏性测定
【标准号】:BSEN1822-4-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-10-15
【实施或试行日期】:2000-10-15
【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】:过滤器;漏泄试验;性能试验;分类系统;通风设备;效率;空气净化设备;尘埃;粒度测量;空气净化;粒度分布;空气过滤器;无菌室;防尘试验;颗粒空气污染物;扫描器
【英文主题词】:Aerosols;Airfilters;Air-conditioningsystems;Cleanrooms;Clean-roomtechnology;Concentrationofparticles;Counting;Creation;Definitions;Drainagelayers;Filterelements;Filteringmaterials;Filters;Highcapacity;High-efficiencysubmicronparticulateairfilters;Inneratmosphere;Inspection;Leaktesting;Leaks;Maintenance;Materialstesting;Measurement;Mechanicalengineering;Methods;Nucleartechnology;Particlefilters;Particles;Particulateairpollutants;Particulatemattermeasurement;Pharmacy;Processventilation;Production;Samplingmethods;Scanningmethods;Separationefficiency;Separators;Statistics;Testaerosols;Testset-ups;Testing;Testingconditions;Transmissionratios
【摘要】:ThisEuropeanStandardappliestohighefficiencyairfiltersandultralowpenetrationairfilters(HEPA-andULPA-filters)usedinthefieldofventilationandairconditioningandfortechnicalprocesses,forexample,forcleanroomtechnologyorapplicationsinthenuclearorpharmaceuticalindustry.Itestablishesaprocedureforthedeterminationoftheefficiencyonthebasisofaparticlecountingmethodusingaliquidtestaerosol,andallowsastandardizedclassificationofthesefiltersintermsoftheirefficiency.Part4ofthisstandardappliestotheleaktestingoffilterelements.Thescanmethodwhichisdescribedindetailregardingprocedure,apparatusandtestconditionsisvalidforthecompleterangeofHEPA-andULPA-filters.TheoilthreadtestaccordingtoannexAmaybeusedalternativelyonlyforHEPA-filters(seeEN1822-1).
【中国标准分类号】:Q76;J72
【国际标准分类号】:13_040_40
【页数】:40P.;A4
【正文语种】:英语