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1、?ISO2017Mechanicalvibration—Measurementevaluationofmachinevibration—Part2:Lbasedgasturbinessteamturbinesgeneratsinexcessof40MWwithfluidfilmbearingsratedspeedsof1500rmin1800rmin3000rmin3600rminVibrationsmcaniques—Mesurage

2、etvaluationdesvibrationsdemachines—Partie2:Turbinesgazturbinesvapeuretalternateurspaliersfilmfluideexcdant40MWpourapplicationsterrestresavecdesvitessesnominalesdefonctionnementde1500rmin1800rmin3000rminet3600rminINTERNAT

3、IONALSTARDISO208162Firstedition201707ReferencenumberISO208162:2017(E)ISO208162:2017(E)Fewd..................................................................................................................................

4、......................................................................................................ivIntroduction........................................................................................................

5、..........................................................................................................................v1Scope...........................................................................................

6、......................................................................................................................................12Nmativereferences...................................................................

7、...................................................................................................................23Termsdefinitions.......................................................................................

8、..............................................................................................24Measurementprocedures.......................................................................................................

9、....................................................................24.1General.............................................................................................................................................

10、..............................................................24.2Measurementsofvibrationofnonrotatingparts....................................................................................................34.3Measureme

11、ntsofvibrationofrotatingshafts..............................................................................................................55Evaluationcriteria............................................................

12、..................................................................................................................................85.1General...............................................................................

13、............................................................................................................................85.2CriterionI:Vibrationmagnitude...............................................................

14、..............................................................................85.2.1General.................................................................................................................................

15、.....................................................85.2.2Vibrationmagnitudeatratedspeedundersteadystateoperatingconditions.........85.2.3Operationallimitsfsteadystateoperation...........................................

16、..........................................105.2.4Vibrationmagnitudeduringnonsteadystateconditions(transientoperation)125.3CriterionII:Changeinvibrationmagnitudeundersteadystateconditionsatratedspeed......................

17、........................................................................................................................................................................145.4Supplementaryprocedurescriteria................

18、.................................................................................................................145.5Evaluationbasedonvibrationvectinfmation...............................................................

19、................................15AnnexA(nmative)Evaluationzoneboundariesfvibrationofnonrotatingparts..............................16AnnexB(nmative)Evaluationzoneboundariesfvibrationofrotatingshafts......................

20、...................17AnnexC(infmative)ExampleofsettingALARMTRIPvalues.................................................................................19AnnexD(infmative)Cautionarynotesabouttheuseofvibrationvelocitycriter

21、iaatlowrotationalspeeds..............................................................................................................................................................................................20Annex

22、E(infmative)Evaluationzoneboundarylimitsbearingclearance...............................................22Bibliography.......................................................................................................

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