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SAE ARP671 Bearing, Ball Annular (NONCURRENT Oct 2001)

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Product Code:SAE ARP671
Title:Bearing, Ball Annular (NONCURRENT Oct 2001)
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:This recommended practice provides certain design requirements and quality assurance provisions for anti-friction bearings intended for use by the aircraft industry. This recommended practice covers single row, radial, deep groove, non-filling slot type ball bearings having tolerance grades 1, 3, 5 and 7, and having varying radial clearances.
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【英文标准名称】:Mobileandfixedoffshoreunits-Electricalinstallations-Installation
【原文标准名称】:移动、固定式近海装置.电气设施.安装
【标准号】:BSIEC61892-6-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2008-02-29
【实施或试行日期】:2008-02-29
【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】:定义;电气工程;电气装置;电气安全;设备;装置;近海建设工程;近海工程;石油工业
【英文主题词】:Definition;Definitions;Electricalengineering;Electricalinstallations;Electricalsafety;Equipment;Installations;Offshoreconstructionworks;Offshoreengineering;Oilindustries
【摘要】:ThispartofIEC61892containsprovisionsforelectricalinstallationinmobileandfixedoffshoreunitsincludingpipeline,pumpingor'pigging'stations,compressorstationsandexposedlocationsinglebuoymoorings,usedintheoffshorepetroleumindustryfordrilling,processingandforstoragepurposes.Itappliestoallinstallations,whetherpermanent,temporary,transportableorhand-held,toa.c.installationsuptoandincluding35000Vandd.c.installationsuptoandincluding750V(a.c.andd.c.voltagesarenominalvalues).Thisstandarddoesnotapplytoelectricalinstallationsinroomsusedformedicalpurposes,orintankers.
【中国标准分类号】:K30
【国际标准分类号】:29_260_99;47_020_60;75_180_10
【页数】:40P.;A4
【正文语种】:英语


【英文标准名称】:Acoustics-Measurementofsoundpressurelevelfromserviceequipmentinbuildings-Engineeringmethod
【原文标准名称】:声学.建筑物中辅助设备的声压级测量.工程法
【标准号】:BSENISO16032-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-09-29
【实施或试行日期】:2004-09-29
【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】:
【英文主题词】:
【摘要】:ISO16032:2004specifiesmethodsformeasuringthesound-pressurelevelproducedbyserviceequipmentattachedtoorinstalledinbuildings.Itspecificallycoversmeasurementsonsanitaryinstallations,mechanicalventilation,heatingandcoolingserviceequipment,lifts,rubbishchutes,boilers,blowers,pumpsandotherauxiliaryserviceequipment,andmotor-drivencarparkdoors,butcanalsobeappliedtootherequipmentattachedtoorinstalledinbuildings.Themethodsaresuitableforroomswithvolumesofapproximately300cubicmetresorlessine.g.dwellings,hotels,schools,officesandhospitals.Thestandardisnotingeneralintendedformeasurementsinlargeauditoriasuchasconcerthalls.However,theoperatingconditionsandoperatingcyclesinAnnexBcanbeusedinsuchcases.Theserviceequipmentsound-pressurelevelisdeterminedasthemaximumA-weightedandoptionallyC-weightedsound-pressureleveloccurringduringaspecifiedoperationcycleoftheserviceequipmentundertest,orastheequivalentcontinuoussound-pressureleveldeterminedwithaspecifiedintegrationtime.A-weightedandC-weightedvaluesarecalculatedfromoctave-bandmeasurements.
【中国标准分类号】:P31
【国际标准分类号】:17_140_20;91_140_01
【页数】:26P;A4
【正文语种】:英语