Design and application of intelligent outdoor air system for data center in Guizhou information park

According to the climate and environmental conditions of Guiyang region,the data center uses the intelligent outdoor air system, which utilizes the natural cold source fully or partly to replace traditional air conditioning system for cooling. Presents the operation modes, outdoor air ratio control and energy saving ratio of the intelligent outdoor air system in detail. The results show that the expected annual electricity saving is 2 880 373 kWh and CO2 emissions reduction is 933 241 kg when using the intelligent outdoor air system.