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|Date||Title||Files and Links|
Air Corrosivity in U.S. Outdoor-Air-Cooled Data Centers is Similar to That in Conventional Data Centers
The goal of this research was to investigate whether gaseous contamination is a concern for U.S. data center operators as it relates to the reliability of IT equipment.
|Air Corrosivity_Air Cooling_2011.pdf|
1 Modular/Container Data Centers Procurement Guide: Optimizing for Energy Efficiency and Quick Deployment
Modular data center offerings from 17 companies are reviewed and evaluated for PUE. First and second generation designs are compared. Feb. 2011
Author(s): Bramfitt, M. and H.C. Coles
|Modular DC Comparison|
Energy Efficient and Lower Capital Cost — an Alternative Data Center Cooling Strategy
In the first section of this paper we review various ways of cooling with air and demonstrate that the distance of the heat generator to the cold sink plays a large part in the total cooling energy consumption.
|ASHRAE Cooling Strategy Pres_2011.pdf|
Retro-Commissioning Increases Data Center Efficiency at Low- Cost
As computing capacity within a data center shifts, their managers should ensure that its support infrastructure adapts accordingly in order to realize energy savings.
|Savannah River Site (SRS) Case Study|
Data Center Air Management Research
By applying a more rigorous methodology, this research focuses on how air management can be improved to save energy without negatively affecting the thermal IT-equipment environment and, in turn, the IT-equipment reliability.
Demonstration of Rack-Mounted Computer Equipment Cooling Solutions (PIER)
Eleven cooling systems, for rack mounted computer equipment were evaluated and compared for their cooling effectiveness and their energy.
|Rack Mounted Cooling Solutions_2010.pdf|
Data Center Airflow Management Retrofit
As data center energy densities, measured in power-use per square foot, increase, energy savings for cooling can be realized by optimizing airflow pathways within the data center.
|Airflow Management Case Study|
Data Center Rack Cooling with Rear-door Heat Exchanger
Liquid-cooling devices were installed on server racks in a data center at Lawrence Berkeley National Laboratory (LBNL) in Figure 1. The passive-technology device removes heat generated by the servers from the airflow leaving the server rack.
|LBNL Rear Door Heat Exchanger Case Study|
NSIDC Data Center: Energy Reduction Strategies
The Green Data Center Project was a successful effort to significantly reduce the energy use of the National Snow and Ice Data Center (NSIDC).
|NSIDCAirside Economization and Unique Indirect Evaporative Cooling|
ERE: A Metric for Measuring the Benefit of Reuse Energy from a Data Center
Power Usage Effectiveness (PUE) is a base data center infrastructure metric, but it does not consider these alternate uses for the waste energy.
Control of Computer Room Air Conditioning Using IT Equipment Sensors
The goal of this demonstration was to show how sensors in IT equipment could be accessed and used to directly control computer room air conditioning.
|AC Control with IT Sensors|
Gaseous and Particulate Contamination Guidelines for Data Centers
ASHRAE white paper on data center airborne contamination developed by members of the TC 9.9 committee representing the following IT equipment manufacturers: AMD, Cisco, Cray, Dell, EMC, Hitachi, HP, IBM, Intel, Seagate, SGI, and Sun
Opportunities for Combined Heat and Power in Data Centers
Report analyzes the opportunities for CHP technologies to assist primary power in making the data center more cost-effective and energy efficient.
|Opportunities for Combined Heat & Power in Data Centers|
Impact of Air Filtration on the Energy and Indoor Air Quality of Economizer-based Data Centers in the PG&E Territory
The goal of the project is to encourage the use of air economizers in data centers by developing a framework for making energy and lifecycle cost comparisons for various filtration options and to better understand the impact of climate on data centers.
|PG&E Impact of Air Filtration_2009.pdf|
High Performance Computing with High Efficiency
A new computational facility under design for the University of California in Berkeley, CA is such a center that is being designed to accommodate either air or liquid cooling. This paper describes the unique design features of this center whose goals in
|High Performance Computer with High Efficiency|
Energy Implications of Economizer Use in California Data Centers
In this paper, based on building energy models, we report energy savings for air-side and water-side economizer use in data centers in several climate zones in California.
|Economizer Use CA_2008pdf.pdf|
Particle concentrations in data centers
Study presents the first published measurements of particle concentrations in operating data centers. Indoor and outdoor particle measurements were taken at eight different sites in northern California for particulate matter 0.3–5.0 mm in diameter.
|Partical concentations data centers_2007.pdf|
Data Center Economizer Contamination and Humidity Study
Project measured server equipment exposure to particulate matter in typical California data centers to better understand what level of particle concentration is actually present.
|PG&E Economizer Contamination_2007.pdf|
Data Center Air Management Report
The purpose of this study is to demonstrate to data center designers and operators the operational and energy benefits of thoughtful and efficient data center air management techniques.
|DC AIr Management Report_2006.pdf|