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Date Titlesort ascending Files and Links
08/01/2008 Data Center Control with Wireless Sensor Technology and Airflow Management

Presentation demonstrating DASH, given at the California Franchise Tax Board.

PDF icon DASH demo Presentation_2009.pdf
09/01/2008 Worldwide Electricity Use in Data Centers

This study estimates historical electricity used by data centers worldwide and regionally on the basis of more detailed data than were available for previous assessments, including electricity used by servers, data centern communications, and storage eq

PDF icon Data Center Energy Use 2008
09/01/2010 Wireless Sensors Improve Data Center Energy Efficiency

As data center energy densities, measured in power per square foot, increase, energy savings for cooling can be realized by applying wireless sensor network (WSN) technology and using the gathered information to efficiently manage the data center.

PDF icon Wireless Sensors in Datacenters
03/01/2012 Wireless Sensor Network for Improving the Energy Efficiency of Data Centers

Study was conducted to validate the premise that providing data center operators with detailed, realtime measurement of environmental parameters and power consumption enables them to establish baseline performance, discover areas of sub-optimal performa

PDF icon Wireless Sensor Network Report_2012.pdf
03/01/2011 Water Usage Effectiveness (WUE™): A Green Grid Data Center Sustainability Metric

Link to download white paper on the Water Usage Effectiveness (WUE) metric from Green Grid's website. Registration is required to download, but it's free to register.

Link to Green Grid
12/01/2008 Verizon - DOE Assessment Identifies 30% Energy Savings for Broadband and Wireless Communication Company

Reducing greenhouse gas emissions and utilizing new, energy-saving technologies are principal environmental objectives for Verizon Communications Inc. In 2008, the company participated in a U.S.

PDF icon Verizon Case Study
09/01/2013 Variable-Speed Fan Retrofits for Computer-Room Air Conditioners

This case study documents three retrofits to existing constant-speed fans in computer-room air conditioners (CRACs), all located in California: first, a forty year-old, 6,000 ft2 data center located at the Lawrence Berkeley National Laborator

PDF icon Variable Speed Fan CRAC Retrofit Case Study
08/17/2009 Utility Webinar Flier Image icon DOE-Utility_Webinar.png
09/12/2017 Utility Energy Efficiency Program Design: Server Room Assessments and Retrofits

This paper presents a suite of programs and services to help utilities capture the market opportunity of energy savings in data centers.

PDF icon Utility Energy Efficiency Program Design.pdf
05/20/2019 Using a Thermosyphon Hybrid Cooling System to Optimize Data Center Water Efficienc

The National Renewable Energy Laboratory (NREL) data center is home to warm-water liquid-cooled high-performance computing (HPC) systems that—while ultra energy efficient—generate a tremendou amount of heat.

PDF icon Fact Sheet.pdf
12/20/2018 Upgradation of Technologies and Key Operational Benefits Achieved

Presentation from the one day national workshop on “Enhanced Energy Efficiency in Indian Data Centers,” held in July 2018.

PDF icon NMIT energy efficiency and MIS _Mr Baiju.pdf
01/01/2012 Updated Air-Side Free Cooling Maps: The Impact of ASHRAE 2011 Allowable Ranges

In May 2011, the American Society of Heating, Refrigeration, and Air conditioning Engineers (ASHRAE) published updated guidelines for the “Recommended” and “Allowable” temperature and humidity of data centers.

PDF icon Impact of Updated ASHRAE Ranges
06/26/2019 Update to Data Center Optimization Initiative (DCOI)

On June 25, 2019, OMB released an update to DCOI (

PDF icon M-19-19-Data-Centers.pdf
07/13/2015 United States Telecom Association

USTelecom is the nation's leading trade association representing broadband service providers and suppliers. 

United States Telecom Association
07/20/2016 United States Data Center Energy Usage Report - Presentation

Slides from Arman Shehabi covering the United States Data Center Energy Usage Report. Presentation was given at the Data Center Dynamics Webscale San Jose, California.

PDF icon DCDWebscale_Shehabi_072016.pdf
06/01/2016 United States Data Center Energy Usage Report Featured

This report estimates historical data center electricity consumption back to 2000, relying on previous studies and historical shipment data, and forecasts consumption out to 2020 based on new trends and the most recent data available.

PDF icon DataCenterEnergyReport2016.pdf
12/06/2016 United States Data Center Energy Usage Report (Presentation)

Slides from Arman Shehabi's webinar on the United States Data Center Energy Usage Report.

PDF icon EnergyUsageWebinar12062016.pdf

The U.S.

PDF icon Understanding and Designing Energy Efficiency Programs for Data Centers.pdf
10/15/2009 U.S. Data Centers Save Energy Now

Presentation on Save Energy Now, which is a national initiative operated by the Department of Energy's (DOE) Industrial Technologies Prograom (ITP).

PDF icon Save Energy Now Program: Datacenters
01/01/2011 TUE, a new energy-efficiency metric applied at ORNL's Jaguar

This paper proposes two new metrics: ITUE (IT-power usage effectiveness), similar to PUE but “inside” the IT and TUE (total-power usage effectiveness), which combines the two for a total effi-ciency picture.

PDF icon TUE Metric
06/22/2017 Top 12 Ways to Decrease the Energy Consumption of Your Data Center

A brief brochure compiled by ENERGY STAR that reviews the top ways to decrease energy consumption in data centers. 

PDF icon DataCenter-Top12-Brochure-ENERGY STAR.pdf
Top 12 Ways to Decrease the Energy Consumption of Your Data Center
05/20/2019 Thermosyphon Cooler Hybrid System for Water Savings in an Energy-Efficient HPC Data Center

Improving data center operational efficiency requires focusing on both energy and water usage. The U.S.

PDF icon Thermosyphon Cooler Hybrid System for Water Savings Paper.pdf
05/20/2019 Thermosyphon Cooler Hybrid System for Water Savings in an Energy-Efficient HPC Data Center

In August 2016, the National Renewable Energy Laboratory (NREL) installed a thermosyphon hybrid cooling system to reduce water usage in its already extremely energy-efficient High- Performance Computing (HPC) Data Center.

Fact Sheet: Using Thermosyphon Hybrid Cooling System to Optimize Data Center Water Efficiency
Report: Thermosyphon Cooler Hybrid System for Water Savings in an Energy-Efficient HPC Data Center: Modeling and Installation
Presentation: Liquid Cooling Your Data Center
Making a Splash: Targeting Water Saving Measures for the Highest Impact
Report: Thermosyphon Cooler Hybrid System for Water Savings in an Energy-Efficient HPC Data Center
Presentation: Lessons Learned from the World’s Most Energy Efficient Data Center
12/06/2018 Thermosyphon Cooler Hybrid System for Water Savings in an Energy Efficient HPC Data Center: Modeling and Installation

The Thermosyphon Cooler Hybrid System (TCHS) integrates the control of a dry heat rejection device, the thermosyphon cooler (TSC), with an open cooling tower. Johnson Controls partnered with two national laboratories—the National Renewable Energy Labora

PDF icon Thermosyphon Cooler Hybrid System for Water Savings.pdf
07/13/2015 The Up Time Institute

The Uptime Institute focuses on improving uptime management in Data Center Facilities and Information Technology organizations. Members represent Fortune 500 companies who collectively and interactively learn from each other.

Up Time Institute