Loop Heat Pipe for Modular Data Centers.pdf

1、Passive Cold plate Cooling Liquid cooling Modular Data CenterSustainability:Cooling EnvironmentsPassive Liquid Cooling enables a low carbon 350kW Modular Data CentreKarl Rabe MDC Co-Lead,Wooden Data CentersDavid Gyulnazaryan Independent consulatant,ImpleonWhat is OCP?The Open Compute Project Foundat

2、ion is a non profit open source hardware community which since its formation in 2011 has been disrupting the 20th Century Data Century Industry www.opencompute.org Technology Contribution ProcessMember makes a contributionIncluding technical documents Reviewed by community Voted by incubation commit

3、tee Posted on opencompute.org Available to the public OCP Technology PrinciplesEfficiency-performance,cost,conversion&cooling Scale out-Tool-less design,OCP compliant management tools and documentation Openness-Open Source,Open Interface,OCP Compatible Impact-Efficiency gains,new technology,leverage

4、/empower prior contributions and enhance supply chain Modular Data Center Air cooled 90kW12 racks/250 serversIn-row DX coolingIn-row DX cooling4 kW140 kWCondenser243445 kW90 kWIn-rowAir for serversAmbient air-18+43In-row DX coolingCondenserIn-rowServersUPSTotalkW445905144Hours8760876087608760MWh3034

5、7788411206=Total energyIT energy=1206788=1.53Passive liquid cooled Modular Data CenterPassive liquid cooled OCP serversWhat is the server energy?CPU 35%CPU 35%Cooling Fans10%Storage5%Memory 10%Other5%What is the server energy?10%of server energy90%of server energyCPU 70%Memory 10%Storage 5%Other 5%I

6、s it possible to reduce the server energy?CPU 35%CPU 35%Cooling Fans10%Storage5%Memory 10%Other5%Fans power reduction of 70%Replacement of the heat sink with the interfaceFans power reduction of 70%10%of server energy3%of server energy(by reducing quantity or RPM)Twice as denseOCP Leopard serversOCP