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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
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
Making the Move to Continuous Power Quality Monitoring
June 26, 2012
Power quality (PQ) monitoring is typically implemented in commercial and industrial buildings on an as-needed basis. By contrast, continuous PQ monitoring takes a proactive approach, allowing facility managers to identify disturbances and pinpoint their origins before they do serious damage.
Content type: Research Brief | Document ID: BMS-RB-11 | Author: Bryan Jungers
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
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: 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
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
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
What Can ISO 50001 Do for You?
February 28, 2012
The release of a new international energy management standard—ISO 50001—has ramifications for commercial and industrial businesses across North America.
Content type: Research Brief | Document ID: CEMC-RB-4 | Author: Essie Snell
Making Backup Generators Pay Back
January 26, 2012
What are the costs associated with natural gas and diesel backup generators for commercial applications? Under what conditions can we expect a reasonable payback on that investment?
Content type: Ask E Source | Document ID: CEMC-AskES-14 | Author: Bryan Jungers
Industrial Energy-Efficiency Technologies and Program Strategies
November 29, 2011
To tap the industrial efficiency sector, utilities must identify new technologies and employ more creative and collaborative strategies to deliver customer-focused solutions. We identify underutilized and emerging technologies as well as effective program strategies to help maximize customer uptake.
Content type: Research Brief | Document ID: TAS-RB-50 | Author: Noel Crisostomo - RMI, Ryan Matley - RMI
Will the Rare-Earth Metals Crunch Hurt Fluorescent Lighting Programs?
November 18, 2011
What's going on with the prices for fluorescent lamps? How can we keep rising prices from bankrupting our fluorescent lighting programs?
Content type: Ask E Source | Document ID: TAS-AskES-53 | Author: Lee Hamilton
Emerging Energy-Efficient Technologies
July 19, 2011
By their very nature, the performance of any emerging technology is shrouded in speculation, which makes them difficult to evaluate for inclusion in utility programs. Here, we review four technologies that we think will see significant market uptake over the next four years.
Content type: Research Brief | Document ID: TAS-RB-38 | Author: Bryan Jungers
Low-Temperature Heat Recovery Is Viable at Last
July 19, 2011
Ready to start recovering energy from your low-quality industrial waste streams? The Gas Technology Institute will soon begin commercialization of its transport membrane condenser, which offers a modular, cost-effective solution for numerous industrial applications.
Content type: Research Brief | Document ID: TAS-RB-51 | Author: Mary Horsey
Moisture Control in Building Envelopes
May 24, 2011
Many different strategies have been employed to mitigate excessive moisture in the building envelope, with applicability and effectiveness varying by region, season, building characteristics, and type of construction.
Content type: Research Brief | Document ID: TAS-RB-32 | Author: Bryan Jungers
Finding Chiller Ratings
April 13, 2011
How can I get certified performance data for a specific chiller?
Content type: Ask E Source | Document ID: TAS-AskES-41 | Author: Peter Criscione
One Communications Technology to Rule Them All?
March 17, 2011
A white paper from a major manufacturer claims that ZigBee is the best wireless communications technology for smart grid–enabled home area networks. With so many factors to consider, however, is it even necessary to choose a single technology?
Content type: Research Brief | Document ID: TAS-RB-25 | Author: Essie Snell
Storage Batteries Make Progress
February 10, 2011
Storage batteries have made significant progress over the last half-decade, with improvements in safety, performance, and cost. These improvements could help to promote wider adoption of applications such as plug-in electric vehicles and uninterruptible power supplies.
Content type: Research Brief | Document ID: TAS-RB-29 | Author: Bryan Jungers
Beware Dubious Savings Claims for Desiccant Dehumidification Panels
January 12, 2011
Do desiccant dehumidification filters really cut air-conditioning and refrigeration costs? Are the savings claims valid for “drop-in” media that are not continuously regenerated?
Content type: Ask E Source | Document ID: TAS-AskES-27 | Author: Leland Keller
Investing in Energy Efficiency in a Weak Economy
October 4, 2010
Has the economic downturn significantly affected corporate energy-efficiency projects?
Content type: Ask E Source | Document ID: CEMC-AskES-6 | Author: Ethan Brown
Near-Term Commercial Applications for LEDs
September 23, 2010
What are the most promising near-term applications for light-emitting diodes (LEDs) in commercial applications?
Content type: Ask E Source | Document ID: TAS-AskES-19 | Author: Ira Krepchin
Take Your Foot Off the Gas
New Boiler Control System Yields 20 to 50 Percent Gas Savings
August 25, 2010
Have you always thought that short-cycling was an unavoidable yet insignificant aspect of boiler operations? Initial results from a new boiler control system indicates that not only is short-cycling avoidable, its near elimination can result in annual fuel savings from 20 to nearly 50 percent.
Content type: Research Brief | Document ID: TAS-RB-12 | Author: Mary Horsey
Evaluating LED Manufacturers’ Claims
August 4, 2010
Utility demand-side management managers and corporate energy managers are getting bombarded with information from light-emitting diode (LED) manufacturers, but many are have no idea how to evaluate the product information that they receive. We help separate the LED wheat from the chaff.
Content type: Research Brief | Document ID: TAS-RB-19 | Author: Ira Krepchin
Lighting Update: Report from LightFair 2010
July 15, 2010
Out of the onslaught of new light-emitting diode (LED) products introduced at LightFair 2010, we’ve selected several items to highlight, including LED modules, LED troffers, and an LED that shifts color as it dims. We also present several non-LED products, including a significant new dimmable CFL.
Content type: Research Brief | Document ID: TAS-RB-10 | Author: Ira Krepchin
Is It a Retrofit or Existing Building Commissioning?
June 2, 2010
How do you differentiate between efficiency measures that are considered retrofits and those that are conducted as part of existing building commissioning?
Content type: Ask E Source | Document ID: CEMC-AskES-3 | Author: Peter Criscione
New Standards Clear the Way for Electric Vehicle Adoption
June 1, 2010
New standards for electric vehicle plugs and charging systems have cleared hurdles for early adopters.
Content type: Research Brief | Document ID: TAS-RB-13 | Author: Micah Allen
