【英文标准名称】:DataCenterDesignandImplementationBestPractices
【原文标准名称】:数据中心设计和实施的最佳实践
【标准号】:ANSI/BICSI002-2011
【标准状态】:现行
【国别】:美国
【发布日期】:2011
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:数据;设计;文献工作;执行;信息;信息技术;层;出版
【英文主题词】:Data;Design;Documentations;Implementation;Information;Informationtechnology;Layers;Publishing
【摘要】:Thisstandardprovidesareferenceofcommonterminologyanddesignpracticeforthedesign,planning,anddevelopmentofoperationsandproceduresfordatacenters.Itisnotintendedtobeusedasasolereferenceorasastep-by-stepdesignguide,butrathertoaidarchitects,engineers,andothertechnicalpersonneltodeterminedesignrequirementsinconjunctionwithadatacenterowner,occupant,orconsultant.
【中国标准分类号】:
【国际标准分类号】:35_240_30
【页数】:
【正文语种】:英语


【英文标准名称】:Nuclearenergy-Referencebeta-particleradiation-Methodsofproduction
【原文标准名称】:核能.β粒子辐射基准源.生产方法
【标准号】:BSISO6980-1-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-09-29
【实施或试行日期】:2006-09-29
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:β辐射;β粒子;校正;定义;计量;剂量计;剂量测定;辐照率表;核能;核动力;辐射;辐射测量;基准源;规范
【英文主题词】:Betaradiation;Beta-particles;Calibration;Definition;Definitions;Dosequantities;Dosimeters;Dosimetry;Exposure-ratemeters;Nuclearenergy;Nuclearpower;Radiation;Radiationmeasurement;Referencesources;Specifications
【摘要】:ThispartofISO6980specifiestherequirementsforreferencebetaradiationfieldsproducedbyradionuclidesourcestobeusedforthecalibrationofpersonalandareadosemetersanddose-ratemeterstobeusedforthedeterminationofthequantitiesHp(0,07)andH'(0,07),andforthedeterminationoftheirresponseasafunctionofbetaparticleenergyandangleofincidence.Itgivesthecharacteristicsofradionuclidesthathavebeenusedtoproducereferencebetaradiationfields,givesexamplesofsuitablesourceconstructionsanddescribesmethodsforthemeasurementoftheresidualmaximumbetaparticleenergyandthedoseequivalentrateatadepthof0,07mmintheInternationalCommissiononradiationunitsandmeasurements(ICRU)sphere.Theenergyrangeinvolvedliesbetween66keV1)and3,6MeVandthedoseequivalentratesareintherangefromabout10μSvh-1toatleast10Svh-1.Inaddition,forsomesourcesvariationsofthedoseequivalentrateasafunctionoftheangleofincidencearegiven.ThispartofISO6980proposestwoseriesofbetareferenceradiationfields,fromwhichtheradiationnecessaryfordeterminingthecharacteristics(calibrationandenergyandangulardependenceofresponse)ofaninstrumentcanbeselected.Series1referenceradiationfieldsareproducedbyradionuclidesourcesusedwithbeamflatteningfiltersdesignedtogiveuniformdoseequivalentratesoveralargeareaataspecifieddistance.Theproposedsourcesof90Sr+90Y,85Kr,204TIand147Pmproducemaximumdoseequivalentratesofapproximately200mSvh_1.Series2referenceradiationfieldsareproducedwithouttheuseofbeam-flatteningfilters,whichallowslargeareaplanarsourcesandarangeofsource-to-calibrationplanedistancestobeused.Closetothesources,onlyrelativelysmallareasofuniformdoserateareproduced,butthisserieshastheadvantageofextendingtheenergyanddoseraterangesbeyondthoseofSeries1.Theradionuclidesusedarethoseofseries1withtheadditionoftheradionuclides14Cand106Ru+106Rh;thesesourcesproducedoseequivalentratesofupto10Svh-1.
【中国标准分类号】:F81
【国际标准分类号】:17_240
【页数】:20P;A4
【正文语种】:英语