Category Archives: Clean energy

Electric Flight–The Ultimate Energy Efficiency Challenge

If you think electric cars are impressive, how about an electric 747? On a smaller scale, that flight of fancy is becoming a reality. Two years ago in Santa Rosa, CA, an electric-powered 4-seat light plane won the NASA/Google Green Flight … Continue reading

Posted in Clean energy, Electric flight, Electric vehicles, Energy Efficiency | Leave a comment

How Green Is Your Prius?

Electric vehicles (EVs) would seem to have everything going for them: Aside from being quiet and cool, they’re also environmentally friendly and cheap to operate. But are they really? In this month’s issue of IEEE Spectrum (Unclean at Any Speed) … Continue reading

Posted in Automotive, Batteries, Clean energy, Electric vehicles, Global warming | Leave a comment

Electric Flight—the Ultimate Energy Efficiency Challenge

If you think electric cars are impressive, how about an electric 747? On a smaller scale, that flight of fancy just became a reality. Last month in Santa Rosa, CA, an electric-powered 4-seat light plane won the NASA/Google Green Flight … Continue reading

Posted in Clean energy, Electric flight, Energy Efficiency | Leave a comment

Storing Volts

While electric vehicles have been around since the late 19th century, they only became practical with the development of energy storage systems that sport a lot better horsepower-to-weight ratio than bulky lead acid batteries. By the mid-90’s automakers had pretty … Continue reading

Posted in Automotive, Batteries, Clean energy | 1 Comment

Get on the Drivetrain

There are a lot of reasons for thinking of buying a hybrid electric car—ecological, economic, political, and just getting cheesed off at seeing all those hybrids with one passenger whiz by you in the Diamond/HOV lane. Besides, admit it—the technology … Continue reading

Posted in Automotive, Batteries, Clean energy | Leave a comment

How Green Is Your MCU?

With energy efficient, ‘green’ designs devices being all the rage, embedded developers need to be asking semiconductor vendors, “How green is your MCU?” (OK, so it’s black. Work with me here.) Ever since Intel hit the Power Wall in 2004—when … Continue reading

Posted in Clean energy, Microcontrollers, Power management, trade shows | Tagged , , | Leave a comment

How Will Consumers Benefit from the Smart Grid?

George Arnold from NIST gave a talk with that title over lunch today at the Smart Energy Summit in Austin. The benefits of the Smart Grid may be obvious at NIST but they’re a lot less so to consumers. In … Continue reading

Posted in Clean energy, Energy Efficiency, Smart Grid | Tagged , | Leave a comment

Ultra Low Power Electronics in the Next Decade

As a TI Fellow and director of TI’s Kilby Research Labs, Ajith Amerasekera’s job is to predict the future and plot a roadmap to it. His keynote at day two of the low-power electronics show (ISLPED) in Austin—“Ultra Low Power … Continue reading

Posted in Batteries, Clean energy, Energy Efficiency, Power management, semiconductors | Tagged , , , , | Leave a comment

Is Global Warming a Hoax?

There’s something happening here What it is ain’t exactly clear –Buffalo Springfield Having long since been politicized, the debate over global warming has become yet another front in the political culture wars. With the climate change deniers being led by … Continue reading

Posted in Clean energy, Global warming | Tagged , , | Leave a comment

Status of Photovoltaic Technology

Last Friday I attended a very informative solar technology workshop put on by the IEEE at Freescale in Austin. It brought together experts in both microelectronics and solar technology who provided a wealth of information about both fields and the … Continue reading

Posted in Clean energy, Solar | Tagged , , , | Leave a comment