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ISO 7919-3-1996 非往复式机器的机械振动旋转轴的测量和评定准则第3部分:耦合工业机械

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【英文标准名称】:Mechanicalvibrationofnon-reciprocatingmachines-Measurementsonrotatingshaftsandevaluationcriteria-Part3:Coupledindustrialmachines
【原文标准名称】:非往复式机器的机械振动旋转轴的测量和评定准则第3部分:耦合工业机械
【标准号】:ISO7919-3-1996
【标准状态】:作废
【国别】:国际
【发布日期】:1996-07
【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/TC108
【标准类型】:()
【标准水平】:()
【中文主题词】:发电机组;汽轮(发电)机组;旋转机械;振动试验;汽轮机;机器;估计;振动测量;耦合的;旋转式发动机;涡轮机组;振动;试验;试验;测量;振动工程;声学;耦合;轴(旋转)
【英文主题词】:Acoustics;Coupled;Coupling;Estimation;Evaluations;Generatingsets;Machines;Measurement;Measuringtechniques;Mechanicalengineering;Rotaryengines;Rotatingmachines;Shafts(rotating);Steamturbines;Steamturbosets;Testing;Tests;Turbinesets;Vibration;Vibrationengineering;Vibrationmeasurement;Vibrationtests
【摘要】:ThispartofISO7919givesguidelinesforapplyingevaluationcriteriaforshaftvibrationundernormalop-eratingconditions,measuredatorclosetothebearingsofcoupledindustrialmachines.Theseguidelinesarepresentedintermsofbothsteadyrun-ningvibrationandanymagnitudechangeswhichmayoccurinthesesteadyvalues.Thenumericalvaluesspecifiedarenotintendedtoserveastheonlybasisforvibrationevaluationsince,ingeneral,thevibratoryconditionofamachineisassessedbyconsiderationofboththeshaftvibrationandtheassociatedstruc-turalvibration(seetheintroductiontoISO7919-1).ThispartofISO7919appliestocoupledindustrialmachineswithfluid-filmbearings,havingmaximumcontinuousratedspeedsintherange1000r/minto30000r/min,andnotlimitedbysizeandpower,comprising—steamturbines;—turbocompressors;—turbopumps;—turbogenerators;—turbofans;—electricdrivesandassociatedgears,whererele-vant.ThispartofISO7919doesnotapplytolargeland-basedsteamturbinegeneratorsetsforpowerstationswithoutputsgreaterthan50MW(seeISO7919-2),nortomachinesetsinhydraulicpowergeneratingandpumpingplantswithoutputsof1MWorgreater(seeISO7919-5).
【中国标准分类号】:J04
【国际标准分类号】:17_160;29_160_40
【页数】:5P;A4
【正文语种】:英语


【英文标准名称】:Leather.Chemicaldeterminationofmetalcontent.Totalmetalcontent
【原文标准名称】:皮革.金属含量的化学测定.总金属含量
【标准号】:BSENISO17072-2-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-03-31
【实施或试行日期】:2011-03-31
【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】:检定;原子吸收光谱测定法;原子吸收分光光度测定法;化学分析和测试;化学性质;化学试剂;含量;测定;含量测定;发射分光光度测定法;电感耦合等离子体(ICP);电感耦合等离子体;皮革;皮革制品;质谱学;材料测试;金属含量;金属;方法;微波炉辐射;发射光谱;光学发射光谱法;等离子体;抽样方法;样品;试样;测试
【英文主题词】:Assay;Atomicabsorptionspectrometry;Atomicabsorptionspectroscopy;Chemicalanalysisandtesting;Chemicalproperties;Chemicalreagents;Content;Determination;Determinationofcontent;Emissionspectrophotometry;ICP;InductivelyCoupledPlasma;Leather;Leatherproducts;Massspectrometry;Materialstesting;Metalcontent;Metals;Methods;Microwaveradiation;OES;OpticalEmissionSpectroscopy;Plasma;Samplingmethods;Specimens;Testspecimens;Testing
【摘要】:
【中国标准分类号】:
【国际标准分类号】:59_140_30
【页数】:16P;A4
【正文语种】:英语


MIL-M-55023C, MILITARY SPECIFICATION: MANOMETERS, U-TUBE AND CURVED TUBE (30 SEP 1975) [S/S BY MIL-DTL-55023D]., This specification covers manometers for determining positive pressure, vacuum, and pressure differentials in linear inches.