6529 - Metas ORv3 HPR Next Ecosystem Solution.pdf

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1、Glenn Charest,Mechanical Engineer,MetaDmitriy Shapiro,Mechanical Engineer,MetaDavid Sun,Power Engineer,MetaORv3 HPR“Next”Rack and Power Solution for AI Systems ORv3 HPR“Next”Rack and Power Solution for AI SystemsGlenn Charest,Mechanical Engineer,MetaDmitriy Shapiro,Mechanical Engineer,MetaDavid Sun,

2、Power Engineer,MetaARTIFICIAL INTELLIGENCE(AI)1.HPR NEXT POWER DISTRIBUTION DIAGRAM2.HPR NEXT POWER SOLUTION ROOFLINE3.HPR NEXT PROJECT SCOPES4.CAPACITOR TRAY5.LIQUID COOLING BUSBAR6.HPR V2 ARCHITECTURE7.HPR V3 ARCHITECTURE8.HPR V4 ARCHITECTUREAgendaHPR Next Power Distribution DiagramHPR Next Power

3、Solution RooflineHPR Next Project ScopesHPR Next includes three scopes of projectsHPR V2:12kW PSU/BBU Upgrade,up to 190kW capability.Upgraded PSU and BBU module 5.5kW-12kW(Shelf 33kW-72kW)Upgraded power per rack(9OU space)from 93.5kW to 190kWCapacitor tray for transient power smoothing.HPR V3:50Vdc

4、Side Power Rack,up to 300kW capabilityPlacing PSU and BBU shelves in an LVDC side power rackConnecting the power rack with IT rack through horizontal busbarsPower rack has space for AI transient power smoothing capacitor trays.HPR V4(POR):+/-400Vdc Power Rack,up to 800kW per rack,scalable to 1MW+/-4

5、00Vdc side power rack that integrates PSU,BBU and capacitor tray for up to 800kW+/-400Vdc power transfer through cables to+/-400Vdc(or 800Vdc)-50Vdc shelf on IT gear rack.Capacitor Tray for Power Transient SmoothingThe pulsed power of AI systems is leading to potential power quality issues up to uti

6、lity grid level.The supercapacitor solution offers a backup solution with advantages ofMinimal energy consumption penalty.Universal solution independent of chip implementation issues.Liquid Cooled BusbarExisting HPR busbar design has a 155kW power roofline.No room in any direction to add additional