适用于多代IT机架的机架模拟器设计.pdf

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1、Pardeep Shahi,NVIDIASteve Medeiros,BOYDRack Emulator Design for Multigenerational IT RacksRack Emulator Design for Multigenerational IT RacksPardeep Shahi,NVIDIASteve Medeiros,BOYDDATA CENTER FACILITY(DCF)Why to Commission Data CentersImportance of Emulator in CommissioningChallenges with Existing E

2、mulator TechnologiesDesign Considerations for Multigenerational EmulatorEmulator History and FeaturesAgendaWhy To Commission Data Centers!Thermal,Hydraulic,Electrical and ControlsValidates Cooling and Power InfrastructureDe-risks Deployment of Production HardwareEnables Performance Tuning and Stress

3、 TestingValidates Integration with BMS1234Importance of Emulators in Commissioning Key PointsCommissioningCriticalforfacilityassessmentsUtilize“Emulators”and/or“hydraulicLoadBanks”to verify mechanical/electrical responsesto different scenarios per emulator compared tomultimillionITRack).Saves cost(1

4、0%cost per emulator compared tomultimillionITRack).No“Production”hardwareis required.Easy operations.There is no need for extensivenetworkingcablesand actualworkloads.“IT-Ready”Data Center“Production-Ready”readydatacenter.Electrical and Mechanical systems are fullyoperational and tuned to respond to

5、 loadconditions.Enables“Plug-N-Play”deploymentofITracks.All monitoring systems are in place to managethedatacenter.Established schedules and procedures to ensurecontinuous operationofdatacenters.Some Challenges with Emulator Technologies LimitationsMost existing load banks fail to replicate realisti

6、c coolant flowresistance and pressure drop that matches actual serverconfigurations.Thermalloadoften lacksdynamicrange orcontrolgranularity.Load Banks are often bulky or rack-incompatible,occupyingmore spacethan astandardserverrack.Many setups lack sensors for temperature,flow rate,pressure,orpowerd