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UPDATED!
Plugging the Plug Load Data Hole
November 5, 2012 | Updated: May 8, 2013
Plug loads are huge energy hogs, but it’s often difficult to find comprehensive and reliable data on how different plugs loads use energy. To solve this problem, we’ve compiled hundreds of results from a wide range of plug load reports into a single spreadsheet.
Content type: Data Resource | Document ID: TAS-DR-1 | Author: Essie Snell
UPDATED!
Evaluating TVSS Energy-Saving Claims
May 1, 2004 | Updated: April 17, 2013
Transient voltage surge suppressors are intended to protect connected equipment from voltage surges, but some manufacturers and vendors are still promoting the long-discredited claims that these devices save energy.
Content type: Focus Report | Document ID: TAS-F-5 | Author: Dan Greenberg, Essie Snell
UPDATED!
Plug-In Electric Vehicles
September 25, 2009 | Updated: April 15, 2013
Commercial sale of production-line plug-in hybrid electric vehicles (PHEVs) commenced in 2009 and will increase steadily in the coming years. This resource guide covers PHEV performance, benefits, and limitations, and discusses the potential challenges they pose for electric utilities.
Content type: Resource Guide | Document ID: TAS-RG-20 | Author: Dan Greenberg, Bryan Jungers
Building Energy Analytics Tools: What’s the Latest?
April 4, 2013
What are the capabilities and limitations of building energy analytics tools? Do they save energy? Are they cost-effective? Do they drive down the costs of energy assessments? What are some of the data gathering and metering best practices used with these tools?
Content type: Ask E Source | Document ID: EMN-AskES-18 | Author: Andrea Salazar
Help Me Make My Windows More Efficient!
February 28, 2013
There are a wide range of approaches to making windows more efficient, and it can be difficult to know which is best for a given situation. To provide some guidance, we've created a handy decision tree to quickly point you in the right direction.
Content type: Research Brief | Document ID: TAS-RB-67 | Author: Essie Snell
Microgrids 101
February 11, 2013
"Microgrid" has become a buzzword used loosely and out of context to generate hype and headlines. In this video, we provide basic definitions and context to assist you in cutting through the clutter to gain a better understanding of current technical and economic issues.
Content type: Tech Brief | Document ID: TAS-TB-4 | Author: Bryan Jungers
Packaged Cooling Technologies Selection Matrix
December 13, 2012
To ease the challenge of sorting through the myriad of packaged cooling equipment options, we’ve created a spreadsheet that provides a quick, high-level overview of data needed to evaluate equipment, such as efficiency and capacity levels, pricing, applicable sectors, and links to test reports.
Content type: Data Resource | Document ID: TAS-DR-2 | Author: Peter Criscione
Help Me Pick a Water Heater!
November 7, 2012
With all the new water heater technologies on the market, it can be tough to narrow down the best options. To help alleviate this problem, we've created a handy decision-making flow chart to quickly point you in the right direction.
Content type: Research Brief | Document ID: TAS-RB-61 | Author: Essie Snell
Improving the Energy Efficiency of Tanning Salons
September 24, 2012
What opportunities are out there for energy efficiency in tanning salons?
Content type: Ask E Source | Document ID: TAS-AskES-62 | Author: Bryan Jungers
Filling the Efficiency Gap with the Hybrid-Optimized Tankless Water Heater
September 17, 2012
With significantly higher efficiencies but similar costs to incumbent water-heating technologies, hybrid-optimized tankless water heaters have the potential to change the face of water heating in residential and small commercial applications.
Content type: Tech Brief | Document ID: TAS-TB-2 | Author: Mary Horsey
Ultrasonic Air-Leak Detectors: A No-Brainer for Energy Savings
September 13, 2012
Compressed air (CA) systems can represent a large electricity end use—particularly in industrial facilities—and leaks in the CA system can create holes in your bottom line. Ultrasonic air-leak detectors can help catch problems before they become too costly.
Content type: Research Brief | Document ID: EMN-RB-7 | Author: Lee Hamilton
Can a Paint Really Provide Insulation?
September 7, 2012
We’re hearing about new insulating paints that claim annual cooling savings of up to 40 percent when applied to exterior walls. Can these claims be verified?
Content type: Ask E Source | Document ID: EMN-AskES-17 | Author: Kevin Vranes, Essie Snell
LEDs: Attributes and Applications
August 10, 2012
Light-emitting diodes (LEDs) promise high efficiency and long life, but not every application is right for LEDs. This 20-minute video Tech Brief examines the attributes of LEDs, presents the most promising applications, and provides guidance on how to select suitable products.
Content type: Tech Brief | Document ID: EMN-TB-5 | Author: Ira Krepchin
Residential-Scale Water Heaters
July 3, 2012
Residential-scale water heaters are widely used in homes and small commercial buildings and represent an immense source of energy consumption. We look at the different options currently available, along with barriers and opportunities for utility demand-side management and demand-response programs.
Content type: Resource Guide | Document ID: TAS-RG-29 | Author: Essie Snell
Can Freezing Water Bottles Really Save Energy?
June 25, 2012
We’ve heard that packing empty freezer space with filled water bottles will reduce energy consumption. Is there any truth to this?
Content type: Ask E Source | Document ID: TAS-AskES-58 | Author: Essie Snell
AutoDR 101
June 18, 2012
What is automated demand response (AutoDR), and how is it different from traditional demand response?
Content type: Ask E Source | Document ID: TAS-AskES-57 | Author: Lee Hamilton
The Next Frontier: Embracing "Super Premium" Motor Technologies
May 31, 2012
Electric motors are a notoriously difficult technology for utilities to incentivize, despite large savings opportunities and the existence of efficient new technologies. We explore program and motor design approaches aimed at overcoming existing market barriers.
Content type: Research Brief | Document ID: TAS-RB-37 | Author: Bryan Jungers
Water-Cooled Electric Chillers
March 26, 2009 | Updated: May 29, 2012
Although a chiller’s annual energy costs can amount to one-third of its purchase price, choosing one that is most efficient at full or part load might be counterproductive because the ratings don’t measure the efficiency of the overall cooling system.
Content type: Resource Guide | Document ID: CEMC-RG-7 | Author: Peter Criscione, Jarett Zuboy
Update on Appliance Efficiency Standards
May 22, 2012
This 25-minute video highlights some of the key findings from a report recently released by the American Council for an Energy-Efficient Economy and the Appliance Standards Awareness Project entitled “The Efficiency Boom: Cashing In on the Savings from Appliance Standards.”
Content type: Tech Brief | Document ID: TAS-TB-3 | Author: Katie Elliott
Boosting the Performance of RTUs
Converting to Single-Zone VAV
April 13, 2012
Several new retrofit devices are available for single-zone RTU air conditioners, with at least one device demonstrating demand savings of 41 percent and annual energy savings of 52 percent. This video Tech Brief describes how these devices can also monitor unit performance, enabling additional savings. ...
Content type: Tech Brief | Document ID: EMN-TB-2 | Author: Peter Criscione
Strategies for C&I Demand Response: Groceries
May 7, 2009 | Updated: April 11, 2012
Grocery stores make good candidates for commercial and industrial (C&I) demand-response programs primarily because energy costs remain one of the highest expenses in these facilities.
Content type: Research Brief | Document ID: TAS-RB-8x | Author: John Sustar
Strategies for C&I Demand Response: Hospitals
May 18, 2009 | Updated: April 11, 2012
Hospitals can participate in demand-response programs without adversely affecting their critical loads, which include medical equipment.
Content type: Research Brief | Document ID: TAS-RB-9x | Author: John Sustar
Strategies for C&I Demand Response: Schools
September 1, 2008 | Updated: April 11, 2012
Schools can be good candidates for participating in demand-response (DR) programs. Incentive payments provide additional funds, participation can improve a school’s image, and educational opportunities can be created by enlisting students’ help in enacting a DR strategy.
Content type: Research Brief | Document ID: TAS-RB-2x | Author: Christie Rewey
Strategies for C&I Demand Response: Manufacturing Facilities
September 1, 2008 | Updated: April 11, 2012
Given their very large overall electric loads, manufacturing facilities often have the most to gain of any commercial and industrial customer from participating in a demand-response program.
Content type: Research Brief | Document ID: TAS-RB-5x | Author: Christie Rewey
Strategies for C&I Demand Response: Retail
May 4, 2009 | Updated: April 11, 2012
Retail buildings tend to provide good opportunities for participation in commercial and industrial demand-response programs. Chain retail stores, in particular, can provide significant aggregate load reduction if a number of stores in the chain participate in the program.
Content type: Research Brief | Document ID: TAS-RB-6x | Author: John Sustar
Waste Not, Pay Not: Energy Recovery Ventilation
March 21, 2012
Proper ventilation is essential for maintaining good indoor air quality, yet it places an additional burden on heating and cooling equipment, which must condition air that will soon be exhausted from the building. Fortunately, energy recovery ventilation systems can help ameliorate this problem.
Content type: Research Brief | Document ID: TAS-RB-41 | Author: Essie Snell
Hybrid Ground-Source Heat Pumps
March 20, 2012
Ground-source heat pumps are often prohibitively expensive because they're sized to meet the peak heating or cooling loads for commercial buildings. This video Tech Brief explains how hybrid models downsize the ground heat exchanger and use small supplemental cooling towers or boilers to meet peak load. ...
Content type: Tech Brief | Document ID: EMN-TB-1 | Author: Mary Horsey
Strategies for C&I Demand Response: Office Buildings
September 1, 2008 | Updated: March 20, 2012
Office buildings can be good candidates for commercial and industrial (C&I) demand-response (DR) programs because these programs provide owners with a way to trim ever-increasing energy costs and to boost their market position by promoting a “green” image.
Content type: Research Brief | Document ID: TAS-RB-3x | Author: Christie Rewey
The Pros and Cons of Induction Lighting
March 15, 2012
What is induction lighting, how does it compare to other light sources, and what are the best applications for it?
Content type: Ask E Source | Document ID: CEMC-AskES-16 | Author: Ira Krepchin
The Trouble with Calculating VFD Savings
March 8, 2012
Variable-frequency drives are widely used in centrifugal applications (such as pumps and fan systems), but the approaches used to calculate their energy savings are often flawed, resulting in estimates that are less accurate than they easily could be.
Content type: Tech Brief | Document ID: TAS-TB-1 | Author: Essie Snell
