ML17053A858: Difference between revisions

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| document type = REPORTS-TOPICAL (BY MANUFACTURERS-VENDORS ETC), TEXT-SAFETY REPORT
| document type = REPORTS-TOPICAL (BY MANUFACTURERS-VENDORS ETC), TEXT-SAFETY REPORT
| page count = 8
| page count = 8
}}
=Text=
{{#Wiki_filter:PHILADELPHIAGEARCORPORATIONKINGOF,PRUSSIA,PENNA.19406LIMITORQUEVALVECONTROL'ADDENDUMNUMBERNITESTOFLIMITORQUEVALVE,OPERATORTOMEETGENERALREQUIREMENTSOFAN,ELECTRICVALVEACTUATORINNUCLEARREACTORCONTAINMENTENVIRONMENTREPORTOFJANUARY2,1969A.SHOCKScVIBRATIONTESTB.TESTOFLIMITSWITCHNITHMATERIALCHANGEAPRIL29,1969<<>goi$(
/kA
~~I~~aE~(o-\TESTREPORT-.APRIL29,1969A.SHOCKANDVIBRATIONTEST=Y',TheL'imitorqueOperatorsizeSMB-0witha15footpound,3phase,60cycle,440voltmotor,nameplateorder5338164wasshippedtoLockheedElectronicsCompanyenvironmentallabratoryandtestedonMarch10,1969.TestProcedureThe.testspecimenwassecuredtoavibrationmachineandsubjectedto-fivecyclesofvibrationinboththeverticalaxisandthehorizontalaxis.Eachcycleconsistedoftwominutesofvibrationatafrequencyofthirty-five(35)cpsandanaccelerationlevelofthree(3)"G's",followedbyoneminuteofnovibration.Vibrationscanswerealsoconductedinbothaxisofvibrationbetweenfivetothirty-fivecpstodeterminethepresenceofany'Iresonances.Visualinspectionsforevidenceofanyexternalphysicaldamagewereconductedthroughoutthevibrationtesting.Thevibrationtestwascompletedwithnovisualevidenceofanyexternalphysi-caldamage.Noresonancesweredetecteddu'ringthevibrationscans.<'rr.TheaboveisincludedinLockheedElectronicsCompanyTestReport02268-4618.
40
~)PageApril29,1969ThepreviousshockandvibrationtestofaLimitorqueOperatorwasextendedto'16and25cps.Theabovetestextendedthelevelto3G'sat35cps.B.'ESTOFGEAREDLIMITSNITCHNITHMATERIALCHANGE:On,theprevioustestofaLimitorqueOperatorassubmittedJanuary2,1969,afailureoccurredduetotheactionofthechemicalsprayonthematerialofthegearframeofthegearedlimit,switch.Thi,scausedthepremature,failureofthegearedlimitswitch.Thegearframematerialhasbeenchangedasprev-iouslyrecommendedandanadditionaltestofthisrevisedgearedlimitswitchha'sbeenconductedatTheFranklinInstituteResearchLabratoriesinPhiladelphia,PennsylvaniaonApril9throughApril16,1969.Thegearedlimitswitchwasplacedinthesameenvironmentalchamberastheprevioustestandwasusedinconjunctionwithstartingandstoppinganelectricmotoralsointhetestchamber.Theenvironmentconsistedofasevendaytestwhereinthegearedlimitswitchwasexposedtohighsteampres'sure,temperatureandchemicalenvironmentsimilartotheprevioustest.Thenewgearedlimitswitchsuccessfullycompletedthetestwithnosignofwearordeteriorationduetothesteampressure, 0'
Page3'pril29,1969temperatureorchemicalenvironment.Thetestwascompletelysatisfactoryineveryrespect.CONCLUSION:ThematerialchangeofthegearedlimitswitchhasbeennotedandwillbeincludedonallLimitorqueOperatorssubjectedtothisenvironmentalconditionwhenspecified.~ThisinformationissubmittedasanaddendumtoourTestReportdatedJanuary2,l969.Verytrulyyous,EdwardF.LawsonSalesManagerLimitorqueDivisionEFL/s1s
}}
}}

Revision as of 13:36, 29 April 2018

Addendum I to Test Rept of Limitorque Valve Actuator in Nuclear Reactor Containment Environ,Prepared by Philadelpha Gear Corp.Forwarding Ltr Encl
ML17053A858
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 04/29/1969
From:
NIAGARA MOHAWK POWER CORP.
To:
Shared Package
ML17053A854 List:
References
NUDOCS 7907300181
Download: ML17053A858 (8)


Text

PHILADELPHIAGEARCORPORATIONKINGOF,PRUSSIA,PENNA.19406LIMITORQUEVALVECONTROL'ADDENDUMNUMBERNITESTOFLIMITORQUEVALVE,OPERATORTOMEETGENERALREQUIREMENTSOFAN,ELECTRICVALVEACTUATORINNUCLEARREACTORCONTAINMENTENVIRONMENTREPORTOFJANUARY2,1969A.SHOCKScVIBRATIONTESTB.TESTOFLIMITSWITCHNITHMATERIALCHANGEAPRIL29,1969<<>goi$(

/kA

~~I~~aE~(o-\TESTREPORT-.APRIL29,1969A.SHOCKANDVIBRATIONTEST=Y',TheL'imitorqueOperatorsizeSMB-0witha15footpound,3phase,60cycle,440voltmotor,nameplateorder5338164wasshippedtoLockheedElectronicsCompanyenvironmentallabratoryandtestedonMarch10,1969.TestProcedureThe.testspecimenwassecuredtoavibrationmachineandsubjectedto-fivecyclesofvibrationinboththeverticalaxisandthehorizontalaxis.Eachcycleconsistedoftwominutesofvibrationatafrequencyofthirty-five(35)cpsandanaccelerationlevelofthree(3)"G's",followedbyoneminuteofnovibration.Vibrationscanswerealsoconductedinbothaxisofvibrationbetweenfivetothirty-fivecpstodeterminethepresenceofany'Iresonances.Visualinspectionsforevidenceofanyexternalphysicaldamagewereconductedthroughoutthevibrationtesting.Thevibrationtestwascompletedwithnovisualevidenceofanyexternalphysi-caldamage.Noresonancesweredetecteddu'ringthevibrationscans.<'rr.TheaboveisincludedinLockheedElectronicsCompanyTestReport02268-4618.

40

~)PageApril29,1969ThepreviousshockandvibrationtestofaLimitorqueOperatorwasextendedto'16and25cps.Theabovetestextendedthelevelto3G'sat35cps.B.'ESTOFGEAREDLIMITSNITCHNITHMATERIALCHANGE:On,theprevioustestofaLimitorqueOperatorassubmittedJanuary2,1969,afailureoccurredduetotheactionofthechemicalsprayonthematerialofthegearframeofthegearedlimit,switch.Thi,scausedthepremature,failureofthegearedlimitswitch.Thegearframematerialhasbeenchangedasprev-iouslyrecommendedandanadditionaltestofthisrevisedgearedlimitswitchha'sbeenconductedatTheFranklinInstituteResearchLabratoriesinPhiladelphia,PennsylvaniaonApril9throughApril16,1969.Thegearedlimitswitchwasplacedinthesameenvironmentalchamberastheprevioustestandwasusedinconjunctionwithstartingandstoppinganelectricmotoralsointhetestchamber.Theenvironmentconsistedofasevendaytestwhereinthegearedlimitswitchwasexposedtohighsteampres'sure,temperatureandchemicalenvironmentsimilartotheprevioustest.Thenewgearedlimitswitchsuccessfullycompletedthetestwithnosignofwearordeteriorationduetothesteampressure, 0'

Page3'pril29,1969temperatureorchemicalenvironment.Thetestwascompletelysatisfactoryineveryrespect.CONCLUSION:ThematerialchangeofthegearedlimitswitchhasbeennotedandwillbeincludedonallLimitorqueOperatorssubjectedtothisenvironmentalconditionwhenspecified.~ThisinformationissubmittedasanaddendumtoourTestReportdatedJanuary2,l969.Verytrulyyous,EdwardF.LawsonSalesManagerLimitorqueDivisionEFL/s1s