Densifying Modular Data Centers With Hybrid Cooling.pdf

1、Densifying Modular Data Centers With Hybrid CoolingDATA CENTER FACILITIESFacilityDensifying Modular Data Centers With Hybrid CoolingKarl Rabe,MD,WoodenDataCenterCo-Lead OCP MDCWhat is a Modular Data Center?OCP specs:Custom ContainerAdvantages of MDCs Speed of deployment Minimize on-site skilled labo

2、r Design flexibility Optimization through supply chain diversity Scalability IT density Deployment power Capacity “pay as you grow”High quality Repeatability of factory build Pre-engineering Precision Factory pre-tested Sustainable reduction of on-site waste Reduction in Material Reduction of on-sit

3、e waste Energy EfficiencyCurrent efforts for Liquid-cooling MDCs Loop heat Pipe MDCWhat is Hybrid Cooling?A hybrid cooled rack combines a Door HX and cold plate loops in the servers to enable the potential for 100%liquid cooling Makes use of facility-level liquid cooling infrastructure to minimize o

4、r eliminate dependence on the facility air cooling/supply system A solution that is adopted for high power HPC racks Promotes energy-efficient cooling and heat reuseGoal of this effort Challenge the limitations of the 90 KW MDC form factorBuild High-density infrastructure with native ORV3 liquid-coo

5、ling solutions(D2C+RDHx)Reduce Air Handling Systems Show the efficiency of adiabatic coolingMake door heat exchanger solutions available to the OCP communityParameters of Interest ParameterCommentRack Density in kW30,50&70Percentage of Air cooled servers50%&25%Potential of MDC Module400800 kWby CFD

6、AnalyispPUE locationsFrankfurt,Madrid,Dubai,WyomingAmbient air temperature3235C;sea-level;15C air-side deltaT on ITEOptionsHeat-reuse,Higher DensitiesORV3&Liquid Cooling OCP rack frame with a focus on flexible power systems&native liquid cooling supportORV3 power shelfORV3 BBU shelf(not shown)IT gea