空气辅助液冷（AALC）系统：规模化部署和下一代设计.pdf

1、Zach Miller,System Engineer,MetaJiu Xu,Thermal Engineer,MetaChloe Xu,Mechanical Engineer,MetaAir-Assisted Liquid Cooling(AALC)Systems:Deployment at Scale&Design of Next GenerationAir-Assisted Liquid Cooling(AALC)Systems:Deployment at Scale&Design of Next GenerationZach Miller,Jiu Xu,Chloe XuMeta Pla

2、tforms,Inc.Cooling Environments and liquid coolingAALC Overview AALC v1.5 Deployment at ScaleAALC v2 Design SummaryAgendaAALC OverviewLiquid cooling is a must for AI rackFlexibility and scalabilityShort time-to-marketWhy AALCMetas AALC Journey in OCP 2026AALC v2 to be deployed2023AALC long-term reli

3、ability test result shared in OCP summit2021Shared AALC v1 concept at OCP summit 2025AALC v1.5 deployed at scalespec to be submitted2022Submitted Reservoir and Pumping Unit(RPU)spec to OCP Metas AALC-Deployed at Scale AALC V1.5-70 kWAALC V1.5-40 kWConfig With IT Racks/Thermal Test Vehicles(TTV)1:1 C

4、onfig2:1 Config3:1 ConfigAALCTTVAALC AALCITAALC AALCAALCITHPRCommunication with IT Racks AALC-Modbus-FacilityOperational ControlHealth Signals to Tooling Telemetry CollectionAlertsCommunication with IT Racks AALC-Modbus-FacilityOperational ControlHealth Signals to Tooling Telemetry CollectionAlertsA

5、ALC-Rack Management ControllerCooling ready signalStop cooling signalCommunication with IT Racks AALC-Modbus-FacilityOperational ControlHealth Signals to Tooling Telemetry CollectionAlertsAALC-Rack Management ControllerCooling ready signalStop cooling signalRack Management Controller-ComputePower re

6、adyLeakage signal Control the power supply to shut down rackData Telemetry and Tooling Data TelemetryModbus protocol to rack switchComponent PerformanceSystem Health monitoring Tooling Provisioning Configuration with different ITsSystem ControlFailure managementAlert and Repair OrchestrationLiquid f