提升数据中心性能：高速信号浸没式冷却的设计考量.pdf

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1、Design Considerations and Challenge for Design Considerations and Challenge for Immersion Cooling of HighImmersion Cooling of High-Speed Signals in Speed Signals in Data CentersData CentersIntelDesign Considerations and Challenge for Immersion Cooling of High-Speed Signals in Data CentersJimmy Hsu P

2、rincipal EngineerSERVEROutline4321Immersion Cooling OverviewKey Immersion Signal Integrity(SI)Topics and Design ConsiderationsImmersion Cooling SI Challenge for Current and FutureCall for actions and open discussionImmersion Cooling OverviewDatacenter single rack power density(kW)Source:Colocation A

3、merica0200400600LiquidImmersion cooling is gaining significant traction in many usage scenarios such as hyperscale cloud datacenters,edge datacenters,HPC,and so on.Date Date center grows with demand more energy consumption center grows with demand more energy consumption CPU/GPU power increase Gen b

4、y GenRack power density increaseHow to How to addressaddressImmersion cooling directly immerses the hardware in a non-conductive liquid,allowing the heat to be directly and efficiently transferred to the liquid.WWhat is the impacthat is the impactThe entire system design of an immersion cooling syst

5、em is different than a traditionally air-cooled system in terms of material combability,electrical behavior,manageability,and so on.Key Immersion SI TopicsDielectric Constant(Er)of LiquidsDielectric Constant(Er)of LiquidsLiquids as a dielectric medium Er 2.3 impact to exposed channel components impe

6、danceBetter Temperature and Environmental ConditionsBetter Temperature and Environmental ConditionsLower package,PCB and cable lossLower humidity and lower vibrationImmersion Cooling SI Test and Design BKM Immersion Cooling SI Test and Design BKM Components level:PCB microstrip line,connector,cable