Reducing your Costs
  and your Carbon
     Footprint
             Tom Raftery

    Blog: cix.ie / tomrafteryit.net
    Pod...
CIX



• Cork Internet eXchange - CIX
 • First hyper energy-efficient data centre
Geek Porn
Geek Porn
Geek Porn
Geek Porn
Geek Porn
Geek Porn
CIX Vision



• Energy-Efficient data centre
 • Why?
 • How?
Why? Climate change
Why?


• DC running costs
 • Staffing - controllable
 • Connectivity - decreasing
 • Energy - increasing
DC Energy requirements



 • Rack of equipment typically used
  • 1.5 kW 8 years ago
  • 4.5 kW 5 years ago and
  • 15 kW ...
Optimal DC environment
DC Energy Flow

Free Cooling
DC Energy Flow




Max Temp
DC Energy Flow

  Minimise
Humidification
DC Energy Flow

Water mixing
DC Energy Flow

Air mixing
Typical DC
Also



• Low resistance, slow speed air paths
• Dimplex heat exchange unit
 • Servers heat the CIX offices!
Power


• 10kv low impedence looped
  connection to the national grid
• Using GE Super ECO UPS’s
  offering >98% efficiency
!
                                         Power




                                    o d
                             ...
End Result

               Standard DC   CIX
    Chiller       33%         12%
 Humidifier         3%         <1%
    CRAC ...
Conclusion



• Simple steps taken
• Large savings and USP
References


•   Uptime Institute - www.upsite.com

•   APC - www.apc.com

•   GE - www.ge.com

•   CIX Energy Efficiency W...
Thanks

       Tom Raftery

 Blog: www.tomrafteryit.net
Podcast: www.podleaders.com

Email: tom@tomrafteryit.net
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Reducing your costs and your carbon footprint

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Cork Internet eXchange (CIX) is a hyper energy-efficient data centre. In this talk I outline some of the simple steps taken by CIX to achieve this status

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  • Don't you find that you are both arguing the same point? I suggest you go over all of How will your policies reduce energy consumption?, then Google Reduce energy costs in institutional heating and make you mind as arguing until Friday probably won't make any difference.
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  • Great, thought-provoking presentation Tom. Love the geek porn particularly!
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Reducing your costs and your carbon footprint

  1. 1. Reducing your Costs and your Carbon Footprint Tom Raftery Blog: cix.ie / tomrafteryit.net Podcast: www.podleaders.com Email: tom@tomrafteryit.net
  2. 2. CIX • Cork Internet eXchange - CIX • First hyper energy-efficient data centre
  3. 3. Geek Porn
  4. 4. Geek Porn
  5. 5. Geek Porn
  6. 6. Geek Porn
  7. 7. Geek Porn
  8. 8. Geek Porn
  9. 9. CIX Vision • Energy-Efficient data centre • Why? • How?
  10. 10. Why? Climate change
  11. 11. Why? • DC running costs • Staffing - controllable • Connectivity - decreasing • Energy - increasing
  12. 12. DC Energy requirements • Rack of equipment typically used • 1.5 kW 8 years ago • 4.5 kW 5 years ago and • 15 kW in 2006!
  13. 13. Optimal DC environment
  14. 14. DC Energy Flow Free Cooling
  15. 15. DC Energy Flow Max Temp
  16. 16. DC Energy Flow Minimise Humidification
  17. 17. DC Energy Flow Water mixing
  18. 18. DC Energy Flow Air mixing
  19. 19. Typical DC
  20. 20. Also • Low resistance, slow speed air paths • Dimplex heat exchange unit • Servers heat the CIX offices!
  21. 21. Power • 10kv low impedence looped connection to the national grid • Using GE Super ECO UPS’s offering >98% efficiency
  22. 22. ! Power o d Normal mode Bypass Static bypass supply o •Normal mode • The output voltage is newly generated, Rectifier Inverter independently from the input voltage Rectifie AC DC Load • Heat losses are present in rectifier and inverter r G DC AC supply Battery bank •Super Eco Mode • Load is supplied via the bypass Super Eco Mode • UPS rectifier keeps the battery charged Bypass • UPS inverter switched off supply Static bypass (no heat losses) Rectifier Inverter Transf. Rectifie AC DC Load r DC AC supply Battery bank
  23. 23. End Result Standard DC CIX Chiller 33% 12% Humidifier 3% <1% CRAC 9% 4% IT Equipment 30% 80% PDU 5% 0.01% UPS 18% <2% Lighting 1% <1% Switch Gear 1% 1%
  24. 24. Conclusion • Simple steps taken • Large savings and USP
  25. 25. References • Uptime Institute - www.upsite.com • APC - www.apc.com • GE - www.ge.com • CIX Energy Efficiency White Paper - www.cix.ie/air- conditioning-efficiency-at-the-cix-data-centre
  26. 26. Thanks Tom Raftery Blog: www.tomrafteryit.net Podcast: www.podleaders.com Email: tom@tomrafteryit.net

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