Seismic Qualification Test Protocols, Standards and ...

1 Task NA Course on Seismic QualificationBristol, 11-12 January 2011 Seismic Qualification Test Protocols, Standards and MethodologyChris Stone, TRaC Global LimitedSEISMIC ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 TRaC Global LimitedEnvironmental Testing Seismic QualificationFinite Element AnalysisEMC TestingTelecoms & Radio TestingCE MarkingSafety TestingATEX / ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Who Needs Seismic Qualification ?

2 Nuclear Industry:Power stations, Processing Plants and Submarine basesTelecoms Industry:Equipment (cabinets and contents) 99999s Requirement for installation in Europe / USA / Japan / Taiwan , Gas and Power Generation IndustriesControl and ContainmentEngineering Consultancies:Validation of FE analysis non-linear dynamic contact elementsEngineering Contractors:Testing of new materials / construction ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July QualificationSeismic Testing Functionality, Physical LimitsModelling FEAE xperienceSEISMIC ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Where to Start?

3 Preparation and PlanningWork through the Seismic Test Process detailing each stage testing is not cheap and needs to be right first time!Seek input from Design Authority (End Customer), Commercial Depts, Design/Development, Test House and Relevant Quality DeptsOutcome Detailed Test ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Typical Qualification ProcessPreliminary meetings to agree test specification includingEquipment requirementsMain test spectraNumber and amplitude of shakes Exploratory test requirementsDetails of function testingPreparation of test documentation Detailed Test Plan, Inspection Plan.

4 Functional Test PlanGenerate shakes ready for testingArrival of specimen, examination for transport damageMount specimen on shaking tableInstall instrumentationFunctional testsExploratory testsFunctional testsMain Seismic tests including basic data processingFunctional testsRemove specimen from shaking table and return to clientFinal data processing and produce test ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Test SpecificationsIEEE 344 IEEE Recommended Practice for the Seismic Qualification of Class 1E Equipment for Nuclear Power Generating StationsBELCORE NEBS Telcordia North America and Generic RequirementsGR-63-CORE Issue 2, April 2002 European Telecom ETSI EN 300 019-2-3 IEC 60068-2-57 International Test Standard Environmental testing Part 2-57: tests Test Ff.

5 Vibration Time-history methodIEEE 693 IEEE Recommended Practice for the Design of SubstationsSellafield ET372 British Energy, BNG, Site Specific ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Zones and ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Required Response Spectra - Generic ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Required Response Spectra - Specific11020 Seismic Test (Hz)Acceleration (g)

6 E-W SpectrumN-S SpectrumVertical ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 DampingTypically Specified 2, 5, 10% May be measured during Exploratory ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Time ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Test DurationsRampingStrong ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Test SequencesUni-, Bi- and Tri-axial Shakes.

7 25%, 50%, 75%, 100%, 140% (and back down)5 at 25%, 1 at 100%, 1 at 140%5 at OBE, 1 DBE, 1 SSE (SME)Other combinations are possibleShakes more than 100% are used to check for cliff edge ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July Testing Vibration Shock and bump Bench handling Transportation bounce AccelerationRadiationThermal CyclingSEISMIC ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 AgeingClimatic Testing Temperature, humidity, altitude.

8 Icing Driving sand & dust Ingress protection (IP) Salt corrosion Solar heating Fluid ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Specimen MountingRepresentative of In-ServiceConditions or Rigidly MountedOrientation wrt gravityTest Fixturing cabling/pipeworkMounting BoltsTightening ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Functional TestingSafety CriticalContinuityChange of StateContainmentData TransferAcceptable ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Response MeasurementsDynamic Characteristics acceleration and ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi.

9 July 15th2009 Pass/Fail ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Reporting (1)purchase order or contract numberequipment identification bomcolour photographs of the test set-upidentification of the test facility, including location and testequipmenta brief description of the purpose of the test programmea listing of all instrumentation used to collect data including model number, serial number and calibration information. Calibrations and certificates of accuracy should be traceable to British National ENGINEERING RESEARCH INFRASTRUCTURES FOR EUROPEAN SYNERGIESSERIES General Committee Meeting - Iasi, July 15th2009 Reporting (2)all test data obtained to fulfil the requirements of the Test Plan including the following plots.

10 Acceleration transmissibility from the exploratory tests , identifying any significant frequencies, magnifications, and damping valuestime histories and test response spectra for the control accelerometers, analysed at 5% damping, superimposed on the required spectra, for all test runsdetailed information on any modification required of the equipment and remedial action taken if malfunctions occurred during testingrecord of compliance with the applicable acceptance criteria or specific deviations; demonstration that the TRS exceeds the RRS (including the required margin)