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NEW!
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
NEW!
The Mercury and Air Toxics Standards
Potential Impacts on Grid Reliability and Electricity Prices
May 14, 2012
Are we really headed for a "train wreck" with the U.S. Environmental Protection Agency’s Mercury and Air Toxics Standards (MATS)? This report will help energy managers and other energy-industry analysts assess their organizations' exposure to the issues related to MATS.
Content type: Research Brief | Document ID: EMN-RB-5 | Author: Jonathan Nelson
NEW!
Energy Costs as a Percentage of Shipments
May 9, 2012
Do you have any data that show the percentage of a business’ overall costs that are spent on electricity and total fuels? We’re trying to see which of our customers are most vulnerable to bill volatility.
Content type: Ask E Source | Document ID: BCO-AskES-8 | Author: Peter Criscione
How to Find an LED to Meet Your Needs
April 19, 2012
How can we help our customers sort through all the choices and hype to find light-emitting diode (LED) products that meet their household needs?
Content type: Ask E Source | Document ID: TAS-AskES-51 | Author: Ira Krepchin
UPDATED!
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-6 | Author: John Sustar
UPDATED!
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-2 | Author: Christie Rewey
UPDATED!
Strategies for C&I Demand Response: Hotels and Motels
May 6, 2009 | Updated: April 11, 2012
Hotels and motels make great candidates for commercial and industrial (C&I) demand-response (DR) programs. Participating allows owners to bolster their "green" image in the marketplace, and incentive payments can offset costs.
Content type: Research Brief | Document ID: TAS-RB-7 | Author: John Sustar
UPDATED!
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-8 | Author: John Sustar
UPDATED!
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-9 | Author: John Sustar
UPDATED!
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-5 | 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
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-3 | Author: Christie Rewey
Strategies for C&I Demand Response: Warehouses
September 1, 2008 | Updated: March 20, 2012
Warehouses can participate in commercial and industrial (C&:I) demand-response programs without adversely affecting their services or internal operations and can often benefit financially.
Content type: Research Brief | Document ID: TAS-RB-4 | Author: Christie Rewey
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
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
Will California’s Global Warming Policies Drive Up Electricity Prices 20 Percent by 2020?
February 17, 2012
How will cap and trade affect the cost of energy in California? Electricity bills in California are projected to rise 20 percent over and above inflation and other naturally occurring price increases, according to models of the state's carbon regulations and renewable energy standard.
Content type: Research Brief | Document ID: CEMC-RB-3 | Author: Dulcey Simpkins, Todd Camnitz
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
Heat Pump Water Heaters: They’re Baaack!
January 26, 2012
Residential heat pump water heaters are in the midst of a significant resurgence and have the potential to save consumers substantial amounts of energy if they are installed and used correctly.
Content type: Research Brief | Document ID: TAS-RB-53 | Author: Essie Snell
Air-Cooled Electric Chillers
December 28, 2011
Air-cooled electric chillers can be more attractive in hot, humid climates and certain applications in other climates compared to water-cooled chillers and rooftop units. However, in most of North America, water-cooled chillers are more efficient and have a lower life-cycle cost.
Content type: Resource Guide | Document ID: TAS-RG-28 | Author: Peter Criscione
Driving Efficiency Action at the Facility Level
December 21, 2011
What are some best practices developed by corporate energy managers to encourage their facility managers to improve the energy performance of their buildings?
Content type: Ask E Source | Document ID: CEMC-AskES-12 | Author: Mary Horsey
New Direct-Drive Motor Technology for Cooling Towers Offers Benefits Over Induction Motors
December 19, 2011
Permanent-magnet motors have been around for years, but recent technology developments have led to promising direct-drive applications for cooling towers.
Content type: Research Brief | Document ID: TAS-RB-46 | Author: Lee Hamilton
Ah, the Life of an LED
December 5, 2011
We see lots of claims about long life for light-emitting diodes (LEDs). How do manufacturers determine those lifespans?
Content type: Ask E Source | Document ID: TAS-AskES-46 | Author: Ira Krepchin
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
Using LEDs in High-Bay Cold-Storage Applications
October 24, 2011 | Updated: November 14, 2011
Are light-emitting diodes (LEDs) a good option for high-bay lighting in cold-storage warehouses?
Content type: Ask E Source | Document ID: TAS-AskES-54 | Author: Ira Krepchin
E Source Energy Management Survey 2011
Reporting Actions and Priorities at the Facility Level
November 4, 2011
In March 2011, E Source held its 18th Annual Energy Management Roundtable in Boulder, Colorado. At the Roundtable, we conducted a survey of the energy managers in attendance. This report summarizes the key findings of the survey.
Content type: Research Brief | Document ID: CEMC-RB-1 | Author: Todd Camnitz, Kevin Vranes
Big Savings, Short Paybacks
Restaurant Retrofits and Rebates
October 19, 2011
Why is now a good time for restaurants to invest in energy efficiency? Which improvements provide the most bang for the buck?
Content type: Ask E Source | Document ID: CEMC-AskES-11 | Author: Kate Drexler
A Dramatic Boost for Existing RTUs
September 23, 2011
Several new retrofit devices are available for single-zone rooftop-unit air conditioners, with at least one device demonstrating demand savings of 41 percent and annual energy savings of 52 percent. These devices can also monitor unit performance, enabling additional savings.
Content type: Research Brief | Document ID: TAS-RB-47 | Author: Peter Criscione
