ISO/TR 11071-2-1996 世界范围电梯安全标准比较第2部分:液压电梯
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【英文标准名称】:Comparisonofworldwideliftsafetystandards-Part2:Hydrauliclifts(elevators)
【原文标准名称】:世界范围电梯安全标准比较第2部分:液压电梯
【标准号】:ISO/TR11071-2-1996
【标准状态】:作废
【国别】:国际
【发布日期】:1996-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC178
【标准类型】:()
【标准水平】:()
【中文主题词】:提升机(输送机);提升机;液压升降机;升降机;标准;规范;安全要求;安全
【英文主题词】:Elevators(conveyors);Hoists;Hydrauliclifts;Lifts;Safety;Safetyrequirements;Specifications;Standards
【摘要】:ContainsacomparisonoftherequirementsofselectedtopicsascoveredbytheworldwidesafetystandardsEN81,Part2,edition1987)(BS5655,Part2:1988),ASMEA17.1(edition1993)andCAN-B44(edition1994).
【中国标准分类号】:Q78
【国际标准分类号】:91_140_90
【页数】:81P;A4
【正文语种】:英语
【英文标准名称】:Acoustics-Measurementofinsertionlossofductedsilencerswithoutflow-Laboratorysurveymethod
【原文标准名称】:声学.无气流管道消声器插入的损耗测量.实验室调查法
【标准号】:BSENISO11691-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1997-03-15
【实施或试行日期】:1997-03-15
【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】:实验室试验;空调系统;性能;再现性;试验室;声强;试验设备;声学;噪声控制装置;声学测量;声学设备;频率;噪声控制;管廊;声源;调查;消声器
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airducts;Cables;Calibration;Canals;Checkingequipment;Classes;Definitions;Ducts;Enginesilencers;Flow;Insertionloss;Laboratorytesting;Laboratorytests;Loudspeakers;Measurement;Measurementcircuits;Measuringenvironment;Measuringequipment;Measuringtechniques;Microphones;Mineralwool;Noiseabatement;Precision;Reverberationrooms;Sonictesting;Sound;Soundmeters;Soundsources;Testresults;Testing
【摘要】:1GeneralThisInternationalStandardspecifiesalaboratorysub-stitutionmethodtodeterminetheinsertionlosswithoutflowofducted,mainlyabsorbent,circularandrectangularsilencers,aswellasotherductelementsforuseinventilatingandair-conditioningsystems.NOTE1LaboratorymeasurementproceduresforductedsilencerswithsuperimposedflowaredescribedinISO7235.ThisInternationalStandardisapplicabletosilencerswherethedesignvelocitydoesnotexceed15m/s.Asthemethoddoesnotincludeself-generatedflownoise,thisInternationalStandardisnotsuitablefortestsonsilencerswherethistypeofnoiseisofgreatimportancefortheevaluationofthesilencerper-formance.TheinsertionlossdeterminedaccordingtothisInter-nationalStandardinalaboratorywillnotnecessarilybethesameastheinsertionlossthatwillbeobtainedinaninstallationinthefield.Differentsoundandflowfieldsintheductwillyielddifferentresults.AsthisInternationalStandardrequiresregulartestducts,theresultsmayincludesomeflankingtransmissionviastructuralvibrationsintheductwalls,thatsetsanupperlimittotheinsertionlossthatcanbedeter-mined.NOTE2ISO7235givesmethodsfordeterminingthislimit.ThisInternationalStandardisintendedtobeusedforcircularsilencerswithdiametersof80mmto2000mmorrectangularsilencerswithcross-sectionalareaswithinthesamerange.2MeasurementuncertaintyExactinformationontheprecisionofthemethodcannotbegivenatthistime.ThereforethisInter-nationalStandardisdenotedasurveystandard.Interlaboratorytestsarenecessaryforthedetermi-nationofthestandarddeviationofreproducibility,σR,ofthemethod(relevanttermsandmethodsaregiveninISO5725-1).Itis,however,estimatedthatthismethodwillhaveaσRwhichiscomparabletothatofISO7235.Seetable1.
【中国标准分类号】:A42
【国际标准分类号】:17_140_99
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:Prefabricatedaccessoriesforroofing-Installationsforroofaccess-Walkways,treadsandsteps
【原文标准名称】:屋面用预制备件.屋顶通路的安装.过道、踏板和台阶
【标准号】:BSEN516-1995
【标准状态】:作废
【国别】:英国
【发布日期】:1995-09-15
【实施或试行日期】:1995-09-15
【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】:抗拉试验;机械试验;使用说明;报告;抗拉强度;踏步平板;静荷载;坡屋顶;过道(建筑物);攀登配件;踏步(楼梯);讲台;试验条件;分类系统;尺寸;屋顶
【英文主题词】:
【摘要】:ThisEuropeanStandardappliestobuildingelementspermanentlyfixedtotheload-bearingconstructionofpitchedroofs,tostandortowalkonduringinspection,maintainanceandrepairoffacilitiesontheroof.Itspecifiesessentialdimensions,materialstobeused,requirementswithrespecttotheload-bearingcapacity,andtheextentoftest.Thisstandarddoesnotapplytopermanentlyfixedladdersonpitchedroofs.
【中国标准分类号】:P32
【国际标准分类号】:91_060_20
【页数】:16P;A4
【正文语种】:英语
