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Monthly Archives: April 2011

EPRI analyzes energy storage apps

  The Electric Power Research Institute (EPRI) has published a comprehensive analysis of energy storage applications and technology options that also assesses the potential benefits and markets for energy storage in the United States.  The analysis looks at 10 energy storage applications that EPRI considers would serve the bulk of the energy storage market and [...]

Shedding Some Light on the New ENERGY STAR Luminaires Spec (v1.0)

The recently published ENERGY STAR specification for luminaires takes effect on October 1, 2011. (See previous blog: ENERGY STAR Releases Second Draft of Luminaires Spec.) Here are a few of the final updates: The new spec limits the types of eligible luminaires to those consuming less than 250 W. The spec excludes “Luminaires employing screw [...]

RTOS is Free

FreeRTOS version 7.0 upgrade to the real time MCU operating system is available for immediate free download from FreeRTOS.org. The RTOS has been ported to 52 MCUs. FreeRTOS Seven also benefits from improved performance and two new demonstration projects. The kernel is fully backward compatible with the previous generation. The OS is a portable, open [...]

Can One Size Fit All with Networked Standby Power Regulation?

It’s no secret that the latest generations of home and office electronic products (i.e., TVs, DVD players, printers, major appliances, etc.) are being introduced with network connectivity capability. But what most consumers may not realize is that this added functionality comes at the cost of significantly increased energy consumption because many of these communication-enabled products [...]

DPF wants you to share your knowledge

An Announcement and Call for Papers has been issued for Darnell’s Power Forum (DPF ’11). DPF ’11, to be hosted in Silicon Valley, California, September 26-28, is an event that focuses on “advancing power technologies that matter” for the successful development of next-generation power systems. There is tremendous synergy possible from discussions broadly focused on [...]

Ecodesign Directive Moves Towards Voluntary Agreements

In the coming months, it appears likely that the European Commission will formally approve two voluntary agreements (VAs) as part of their Ecodesign Directive program. If the VAs are approved, it would mark a departure from the current mandatory standard approach (known as Implementing Measures) and they would become the Directive’s first voluntary efficiency specifications. [...]

Starting a New Year of Efficiency Watch

The first 2011 issue of my quarterly newsletter, Efficiency Watch, has just been published. This year, staying on top of the ever-changing world of power supply energy efficiency standards promises to be more challenging than ever. As the energy efficiency meeting and conference schedule heats up, stay tuned to my blog and subscribe to Efficiency [...]