用于浸没式冷却数据中心的纳米介电油.pdf

1、Sana Fateh(Synano)Nano-dielectric oils for Immersion cooled Data centersImmersion cooling-current and future needsNext generation advanced dielectric oilsNano-additives and their effect on oil propertiesImpact of nano-dielectric oils on immersion coolingChallenges and next stepsConclusionContentLimi

2、tations of immersion cooling:Dielectric oils form the major thermal resistance Low thermal conductivity and Specific heat capacityTrade-off between viscosity and flash point(performance vs safety)Current oils already reaching capacity with high power GPU/CPUImmersion cooling-Current and Future needs

3、Increasing demand for high capacity due to AI and HPC workloadsLess space for hyperscale DC Increasing rental costsEmergence of Immersion cooled DC High power density DC=more capacity in less spaceMitigation:Fewer servers per rackAdopt Nano-oils for increased heat transferSolution:Addition of specia

4、lly designed Nanoparticle additives to immersion oilsSynano has synthesized highly stable nano-additives for oils,to provide superior safety and heat transfer properties using nanoparticles.Next Generation Advanced Dielectric OilsUnique chemical formulationsHighly stable suspensionsHTC boosted by up

5、 to 20%Customised formulations for different base oils Additives for specific property enhancement requirements Nanometer-sized particles Homogeneously distributed No agglomeration or sedimentation Enhanced thermal conductivity Increased convection due to Brownian motion Lower viscosityEnhanced safe

6、ty features Higher breakdown voltage due to electron trapping Higher flash point chemical bonding with volatile components Nano-additives are suspensions of nanoparticles(metal,metal oxide,graphene)in oil-based liquids.Nano-additives are added to immersion oils in certain ratios to improve thermal a