Cooling Technology for Network Node Agenda Network Node
- Slides: 16
Cooling Technology for Network Node
Agenda • Network Node • Cooling Technology • Industry Trend : Power and Cooling • Cooling Technology Selection • PUE Calculation : Thumb Rule • Transformation Towards Efficiency
Network Node • POP • ICT Room • Enterprise DC Metro Scale Regional Scale • Peering Point • IXP (Internet Exchange Point) • Colocation DC • Internet DC (Carrier Hotel) Global Scale
Cooling Technology Free Cooling Technology Natural Free Cooling Kyoto Wheel Chemical Coolant (DX) Technology Comfort AC VRF Precision AC Water Coolant Technology Air Cooled Water (+DX) Chiller Strainer Cycle Air Cooled DX (+Water) Chiller Water Cooled Water Chiller Not Applicable [Weather Dependency] [Small & Medium] [Medium & Large]
Free Cooling Technology
Chemical Coolant : Down Flow
Chemical Coolant : In Row
Water Coolant Technology
• Year 1995 1. 1 KW • Year 2000 2. 2 KW • Year 2005 3. 5 KW • Year 2010 4. 4 KW • Year 2015 5. 5 KW • Year 2020 7. 0 KW • Present Maximum Power Density / Rack 30 KW Statistics of Yearly Bangladesh Average Per Rack Power Density Statistics of Yearly World Average Per Rack Power Density [* IBM] Trend in ICT : Power and Cooling • Year 1995 No Data • Year 2000 1. 1 KW • Year 2005 1. 6 KW • Year 2010 2. 2 KW • Year 2015 2. 8 KW • Year 2020 3. 5 KW • Present Maximum Power Density / Rack 7. 0 KW
Structured Cabling and Cooling
Relation : Power, Heat, Cooling Power | Heat 1 KW of Power Consumption = 1 KW of Heat Generation Heat | Cooling 1 KW of Heat Generation = 1 KW of Cooling Requirement Cooling | Power 1 KW of Cooling Requirement ≠ 1 KW of Power Consumption
Cooling Technology Selection VRF AC Comfort AC 1 – 20 TR Immersion 30 – 130 KW Power / Rack Precision AC 20 – 100 TR Cooling Technology DX (± DF) Chiller 100 – 200 TR WCWC (±DF) 400+ TR ACWC (± DF) 200 – 400 TR
PUE Calculation : Thumb Rule Cooling Technology ICT Power Cooling NOC, Office Total Power UPS Power PUE Free Cooling 1 KW 0. 20 KW 0. 1 KW 1. 30 KW 1. 1 KW 1. 3 Comfort AC 1 KW 0. 80 KW 0. 1 KW 1. 90 KW 1. 1 KW 1. 9 VRF System 1 KW 0. 75 KW 0. 1 KW 1. 85 KW 1. 1 KW 1. 85 Precision AC 1 KW 0. 70 KW 0. 1 KW 1. 80 KW 1. 1 KW 1. 8 DX Chiller (Scroll) 1 KW 0. 65 KW 0. 1 KW 1. 75 KW 1. 1 KW 1. 75 ACWC (Screw) 1 KW 0. 50 KW 0. 1 KW 1. 60 KW 1. 1 KW 1. 6 WCWC (Magnetic) 1 KW 0. 35 KW 0. 1 KW 1. 45 KW 1. 1 KW 1. 45 WCWC (Screw) 1 KW 0. 50 KW 0. 1 KW 1. 60 KW 1. 1 KW 1. 6 WCWC (Centrifugal) 1 KW 0. 60 KW 0. 1 KW 1. 70 KW 1. 1 KW 1. 7 Measurement Green DC Inefficient DC PDU Level PUE < 1. 5 PUE > 2. 0
Transformation Toward Efficiency Public Cloud instead of Enterprise Node Accumulation UPS and Electrical Efficiency Public POP to IDC Public POP instead of Enterprise Infrastructure Sharing Public Cloud to Cloud DC Cooling Efficiency Improvement in PUE
Question-Answer and Feedback
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