Data center cooling strategies.pdf

Data center cooling strategies
technology brief
Abstract.............................................................................................................................................. 2
Introduction......................................................................................................................................... 2
Understanding the challenges of high-density data centers........................................................................ 2
puting demand................................................................................................................. 2
Increasing power density .................................................................................................................. 3
Conventional thermal management techniques .................................................................................... 4
Optional cooling technologies ........................................................................................................... 4
Environmental impact ....................................................................................................................... 5
Increasing energy and infrastructure costs ........................................................................................... 5
Characterizing cost, performance, and energy efficiency ......................................................................... 6
Total Cost of Ownership ................................................................................................................... 7
Coefficient of Performance of the ensemble ......................................................................................... 8
Delivery factor and Coefficient of Energy Efficiency.............................................................................. 9
Data center cooling strategies .............................................................................