Uni SA Data Centre Course 2018 Assessment 2 – 20% of final mark • Start Date: 2th October 2018 • Submission Deadline: 31st October 2018 Build a Data Centre...

Uni SA Data Centre Course 2018 Assessment 2 – 20% of final mark • Start Date: 2th October 2018 • Submission Deadline: 31st October 2018 Build a Data Centre YouworkforaDCConsultancyCompanyandhavebeenaskedbytheUniversity todesignanewDataCentreFacilityforthemusingthemaincriteriabelow. Theyhavesecuredfundingforthefacilitysoyourtaskistodesignthebestdata centrepossiblefor themratherthanthinkingaboutthecostofbuilding it. Pleasesubmityourdesignsandthoughtsbasedonthecriteriasetoutinthis document Data Centre Criteria Needtodesignafacilitythat wouldalign/meetTier3 rating asaminimum.You can’thaveredundantsubstationsduetolimitswithSAPowerNetworksbut shouldtrytodesignaDCwithoutsinglepointoffailuresanywhereelse. 1) TwoDataCentreRooms a. RoomA– 80 HighDensityRacks– 8KWcapacityperrack b. RoomB– 250 StandardRacks– 4KWcapacityperrack 2) PowerInfrastructuremustberedundantandnotexceed90%whenboth DCroomsareatmaximumcapacity 3) AirConditioning&Plantmustberedundantandnotexceed90%when bothDCroomsareatmaximumcapacity 4) Generatorsmustbeabletorunfor4continuousdays.(96HoursMin) 5) Youmustbeabletoserviceandmaintaininfrastructurewithoutany outages. Design & Report Must Cover Following Sections: 1. ExecutiveSummary 2. DCDesignDiagrams a. ElectricalDesign b. AirConditioningDesign c. DC Design – includingsizeofeachroominSqM,includein yourdesignRackLayoutforeachroomwhereyouwould placegenerators,UPS,Batteries,Dieseletcaswell. 3. SummaryDescriptionoftheDesign a. InfrastructureCapacityoftheDCassumingeachDCroomis full b. Redundancyoftheinfrastructure c. ExplainwhyyourdesignalignstoTier3rating 4. Service&MaintenanceSchedule formajorinfrastructurelike Transformers,Generators,UPS,AirConditioning etc. 5. IftheUniversitywantedtotransferoneofitsotherfacilitiesintothis DC,explainandplanwhatchangesyouwouldneedtomakeitallow forthisadditionalrequirementandhowyouwoulddothis.Assume thattheexistingroomsarefull(330racks)andtherearenospare racksfree. a. 6xnetworkrackspullingtotal12KWpower b. 24 xserverracks pulling72KWofpower c. 4xhighdensitybladerackspulling40KWofpower Note:Youcanextendtheroomsorbuildanewone. Assumptions for your Design • DistributionBoardshavecapacityfor48breakers(remembereachrack willneed2feeds A&B) • ChillerPlantwillneedtobefullyredundantandwillrunalltheCRAC unitsinthefacility. • TrytokeepthePUEto1.5orbelowsoyoumustbeasefficientaspossible withthenonIT Loadpowerrequirements. • Generatorsuse250litresperhouroffuelforevery500KWofload • RacksDimensionsarefixedasperbelow: o RackWidth=600mm(0.6m) o RackDepth=1000mm(1.0m) o Soarowof10rackswouldbe6metresinlengthand1metrein depth • Aisleswithinthedatacentremusthavea1000mm(1metre) gap.This relatestobothhotandcoldaislesaswellasallwalkwaystocomplywith disabilityandfireregulations. • CRACunitscanbepurchasedwith150KWor250KWCoolingCapacity. CRACUnits are2metresinwidth&1metreindepth(2000mmby 1000mm) • UPSUnitscanbepurchasedwith750KVAor500KVAPowerCapacity • Generator,Transformers&CoolingTowers/ChillerPlantaresized tocope withcapacityoftheDC.