First Thursday Seminar Presentation - The Whole Building Design ...

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FEMP First Thursday Seminars Server Manufacturer’s Typical Power vs. Ambient Temperature (multiple manufacturers) Power Increase Extrapolation From Graph Power Power Increase Due to Temperature 68°F 77°F 80.6°F 89.6°F 95°F Lowest 1.00 1.05 1.10 1.15 1.21 Highest 1.02 1.27 1.50 2.10 2.50 • Airflow and total power increase with temperature. • Fan power required increases to the cube of fan speed (rpm) • Total power increase includes both fan and component power 22 | FEMP First Thursday Seminars femp.energy.gov/training
FEMP First Thursday Seminars Server Reliability Trend vs. Ambient Temperature (cont.) Avg. yearly dry bulb temp for Chicago with air mixing to maintain 59 F min. Weather Data From ASHRAE Weather Data Viewer © ASHRAE Graphics reformatted by DLB Associates 23 | FEMP First Thursday Seminars femp.energy.gov/training
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First Thursday Seminar Presentation - The Whole Building Design ...

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