Resources

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Date Title Files and Links
01/01/2008 Data Center Research and the Lawrence Berkeley National Lab

Spotlight on LBNL's data centers work. In The Data Center Journal

PDF icon DC Research and LBNL_2008.pdf
01/01/2008 SuperComputers: Super Polluters?

As supercomputing moves into the petaflop era (1015 flops, or FLoating point Operations Per Second), improved energy efficiency and renewable energy sources provide the key to increasing computing power without exacting and undue cost on the environment

PDF icon Super Computing_Data Center Journal.pdf
10/01/2007 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.

PDF icon Partical concentations data centers_2007.pdf
08/02/2007 2007 EPA Report to Congress on Server and Data Center Energy Efficiency

The United States (U.S.) Environmental Protection Agency (EPA) developed this report in response to the request from Congress stated in Public Law 109-431.

PDF icon EPA Datacenter Report to Congress
08/01/2007 Data Center Energy Benchmarking: Part 5 - Case Studies on a Corporate Data Center (No. 22)

Case study of data center located in an office building in Pasadena, California (#22). General recommendations for improving overall data center energy efficiency include improving the lighting control, airflow optimization, control of mechanical system

PDF icon Benchmarking case study 22_2007.pdf
08/01/2007 Data Center Energy Benchmarking: Part 4 - Case Study on a Computer-testing Center (No. 21)

Case study of data center in multi-story office building in San Jose, California (#21). Since the data center was used only for testing equipment, it was not configured as a critical facility in terms of electrical and cooling supply. General recommenda

PDF icon Benchmarking case study 21_2007.pdf
08/01/2007 Data Center Energy Benchmarking: Part 2 - Case Studies on Two Co-location Network Data Centers (No. 18 and 19)

Case studies of two data centers within a co-location facility located on the sixth floor of a multi-story building in downtown Los Angeles, California (#18 and #19). General recommendations for improving overall data center energy efficiency include im

PDF icon Benchmarking case study 18&19_2007.pdf
07/01/2007 Data Center Energy Benchmarking: Part 3 - Case Study on an IT Equipment-testing Center (No. 20)

Case study of data center in multi-story office building in San Jose, California (#20). Since the data center was used only for testing equipment, it was not configured as a critical facility in terms of electrical and cooling supply. General recommenda

PDF icon Benchmarking case study 20_2007.pdf
06/01/2007 Data Center Energy Benchmarking: Part 1 - Case Studies on Two Co-location Data Centers (No. 16 and 17)

Case studies of data centers located in a four-story building in San Francisco, California (#16 and #17). General recommendations for improving overall energy efficiency of the data centers included improving the design, operation, and control of mechan

PDF icon Benchmarking case study 16&17_2007.pdf
01/03/2007 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.

PDF icon PG&E Economizer Contamination_2007.pdf
12/01/2006 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.

PDF icon DC AIr Management Report_2006.pdf
06/29/2006 ASHRAE Standard Weather Data for Building Design Standards

ASHRAE document that contains the international climate zones.

PDF icon ASHRAEstandardClimateZones2006.pdf
06/01/2006 Best Practices for Data Centers: Lessons Learned from Benchmarking 22 Data Centers

Over the past few years, the authors benchmarked 22 data center buildings. From this effort, we have determined that data centers can be over 40 times as energy intensive as conventional office buildings.

PDF icon Best Practices from Benchmarking 22 Data Centers
05/01/2006 Self Benchmarking Guide for Data Center Energy Performance

Energy benchmarking offers a very effective way to evaluate the performance of a data center facility and compare it to similar facilities.

PDF icon LBNL Datacenter Self-Benchmarking Guide
03/01/2006 Measuring and Managing Data Center Energy Use

This article summarizes best practices developed from an extensive study of energy use in 22 data centers. Author(s): Tschudi, B., E. Mills, S. Greenberg, P. Rumsey

PDF icon Measure_Manage Data Centers_2006.pdf
01/01/2006 High Performance Data Centers: A Design Guidelines Sourcebook

Based upon benchmark measurements of operating data centers and input from practicing designers and operators, the Design Guidelines are intended to provide a set of efficient baseline design approaches for data center systems.

PDF icon DCdesignPGE2006.pdf
12/01/2005 Estimating Total Power Used By Data Centers in California

This study estimates total power use for such facilities, focusing mainly on California. We begin by summarizing what is known about total floor area for these facilities, and then analyzing the power densities associated with this floor area.

PDF icon Total CA Power DCs_2005.pdf
12/01/2005 High Performance Buildings: Data Centers Server Power Supplies

The goals for this project include an analysis of power supply efficiencies, which included the development of an accepted test protocol for server power supplies, lab and field testing of a broad range of server power supplies and documenting the resul

PDF icon Server Power Supplies_2005.pdf
12/01/2005 High Performance Buildings: Data Centers Uninterruptible Power Supplies (UPS)

The goals for this project included a complete analysis of distribution of UPS design efficiencies, which included the development of a UPS test protocol, and the broad circulation of efficiency findings to the industry through the CEC PIER program, Law

PDF icon UPS_Report_2005.pdf
04/17/2005 Calculating Energy Savings Using High Efficiency Power Conversion (UPS, AC-DC & DC-DC Power Supply) in Server Applications (Tool)

This Excel-based calculator provides a first-order estimate of the magnitude of the energy savings based on improving the efficiency of any one or more of the elements (UPS, AC-DC and DC-DC power supply) involved in powering a rack of servers

Office spreadsheet icon UPS_Energy Savings Calculator.xls
12/01/2004 Data Centers Revisited: Assessment of the Energy Impact of Retrofits and Technology Trends in a High-Density Computing Facility

This paper updates one of the first studies to document the electricity consumption and power distribution within an Internet data center.

PDF icon DC Revisited_Assessment_2004.pdf
06/21/2004 Server Power Supply Loading Guideline

Presentation on the Server Power Supply Loading Guideline. The purposes of this Guideline is to ensure that the loading for each DC bus for a multi output server power supply is consistent when measuring power supply efficiency and to allow consistency

PDF icon ServerPowerSupply_2004.pdf
06/07/2004 Guidelines for Field Data Collection to Benchmark Data Center UPS Efficiency

The purpose of this procedure is to provide instructions/guidelines for reporting the efficiency of UPS systems that are installed in data centers.

PDF icon UPS_Field_Data_2004.pdf
03/30/2004 Energy Efficient Data Centers (Report to California Energy Commission)

Prior to this study, very little public information concerning the true electrical power requirements for California’s data centers was available. Author(s): Tschudi, B., T. Xu, D. Sartor, B. Nordman, J. Koomey, and O. Sezgen

PDF icon Energy Efficient Data Centers Report to CEC_2004.pdf
03/02/2004 Data center power use: a review of the historical data

Presentation from the IBM Austin Conference on Energy-Efficient Design Austin, TX. Author(s): Koomey, J.

PDF icon Data Center Power Use_2004.pdf

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