德舒特项目：谷歌对行业的开放规范 CDU 贡献.pdf

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1、Jorge Padilla,Staff Product Design Engineer,GoogleQi Wang,Staff Global Commodities Manager,GoogleProject Deschutes:Googles Open Spec CDU contribution to the industryProject Deschutes:Googles Open Spec CDU contribution to the industryJorge Padilla,Staff Product Design Engineer,GoogleQi Wang,Staff Glo

2、bal Commodities Manager,GoogleDATA CENTER FACILITY(DCF)Google is contributing the fifth-generation cooling distribution unit“Project Deschutes”specification to help accelerate adoption of liquid cooling industry wide.This is the first Coolant Distribution Unit(CDU)specification submission to OCP and

3、 includes the“Redmond”Hot Aisle Containment data center structure compatible with CDUs and rear door heat exchangers.The specification provides technical design details,manufacturing quality,maintenance and service procedures and identifies the supply ecosystem for system components.Google will shar

4、e the liquid cooling supply chain strategy for capacity,lead time reduction,competitive pricing and world-wide availabilitySummaryCoolant Distribution Unit(CDU)technical specificationsSpecificationIT flow(GPM)500Facility flow 0.25 GPM/kW500Facility GPM/kW0.25IT dP available(psi)80-90Facility dP(psi)

5、15-30Operating pressure(psig)0-130Thermal load(kW)2000Approach temperature(C)3CDU weight,wet(lbs)6910CDU weight,dry(lbs)5310Power consumption(kW)74Pump voltage(Vac)380-416Heat exchangerLiquid to liquid(dual pass recommended)LiquidsDI water,PG25CDU dimensions(inches)W x H x D65 x 93.1 x 47.22 pumps3

6、heat exchangers,VFD,strainers,valveCDU shown without enclosureCDU overview2X High Voltage Electronics Enclosure2X PumpsSecondary FiltersControls EnclosurePrimary InletPrimary OutletPrimary StrainerSeismic InterfaceSecondary InputSecondary OutputSecondary Flow MeterPrimary Control ValveHeat Exchanger