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EEStor is Granted a New Patent on the EESU Revealing Extensive Details

December 21st, 2008 | Posted in: Battery, Research with 115 Comments

Cedar Park Texas-based EEStor Inc. is an intriguing though secretive company to those who follow the development of electric cars. Although no known prototypes exist, they claim the ability to make extremely lightweight highly energy dense electric storage units (EESUs) that could revolutionize energy storage in electric vehicles. Indeed they have an exclusivity agreement to [...]

Posted by: Lyle with 115 Comments

Update From EEStor CEO Richard Weir: No EESU Delivery in 2008

October 27th, 2008 | Posted in: Battery, Research with 129 Comments

Many here are familiar with a secretive Texas company called EEStor.
The company was founded and is led by Dr. Richard Weir who has patented a specialized ultracapacitor called the EESU. The technology uses a barium titanate powder and is theoretically able to store 52 kwh in a 336 pound package. Also, the [...]

Posted by: Lyle with 129 Comments

Next Generation Chevy Volt Might Have 80 Mile Electric Range With Same Size Battery

October 13th, 2008 | Posted in: Battery, Research with 135 Comments

Two Ohio companies reportedly are working on next generation carbon anode materials for the Chevy Volt’s lithium-ion batteries.
The companies, Applied Sciences Inc. and Pyrograf Products Inc., are already on GM’s payroll to the tune of $500,000. They are partnering on the fabrication of new carbon nanofibers that will be used in place of [...]

Posted by: Lyle with 135 Comments

GM’s Advanced Battery Director Denise Gray is “Keeping Her Eyes on the Future”

August 15th, 2008 | Posted in: Battery, Research with 75 Comments

At no time in history has the content of automobiles undergone such a rapid shift. Calling the Volt a watershed event is an understatement.
Today GM’s advanced battery director Denise Gray spoke at the Traverse City CAR conference. She described the building of her battery program analogously to building a foundation for the future. [...]

Posted by: Lyle with 75 Comments

EEStor Announces Third Party Verification of Key Production Milestone

July 29th, 2008 | Posted in: Battery, Competitors, Research with 107 Comments

Even though they are not involved in the Chevy Volt project, we follow EEStor on this site because of the remarkable energy storage potential that their technology could represent.
Based on barite, their storage units if shown to perform as they are purported to, could hold several times the energy at a fraction of the cost [...]

Posted by: Lyle with 107 Comments

EEStor About to Release Public Data on its Energy Storage Units (EESUs)

June 27th, 2008 | Posted in: Battery, Competitors, Research with 125 Comments

EEStor is the Texas company that has been secretly working on a breakthrough energy storage technology that is a type of ultracapacitor. The technology is reportedly able to store large quantities of energy in a package markedly smaller, lighter, and less expensive than lithium-ion batteries.
The company has formed an exclusive agreement with ZENN Motor [...]

Posted by: Lyle with 125 Comments

EXCLUSIVE: CEO of ZENN Motor Company on EEStor, EEStor Storage Units, cityZENN, and ZENNergy Drive Systems

June 1st, 2008 | Posted in: Battery, Competitors, Research with 296 Comments

ZENN Motor Company is a small Toronto based company currently building low speed lead-acid neighborhood electric vehicles. They have partnered with the secretive Texas company EEStor that supposedly has developed a breakthrough energy storage device. I had the chance for an interview with the CEO of ZENN, Ian Clifford, which follows.
What is [...]

Posted by: Lyle with 296 Comments

GM’s Next Generation Chevy Volts May Use Supercapacitors

May 16th, 2008 | Posted in: Battery, Competitors, Research with 74 Comments

The first generation Chevy Volt, known as an E-REV (extended range electric vehicle), is still two and a half year away, but GM continues very active R&D looking into the next generation.
We have at times discussed the ideas of supercapitors. These are like batteries in that they store energy, only they are generally [...]

Posted by: Lyle with 74 Comments

Chevy Volt Generation Two

April 27th, 2008 | Posted in: Research with 148 Comments

No sooner than we hear the first Chevy Volt lithium-ion battery powered prototypes are tooling around the track, than a GM VP is giving an interview about the next generation Volt.
Fact is the Volt is here to stay (and GM-Volt.com along with it). Indeed we have heard GM North America president Troy Clarke call the [...]

Posted by: Lyle with 148 Comments

Poll: World is Running out of Oil

April 21st, 2008 | Posted in: Financial, Fuel, Public Opinion, Research with 76 Comments

70% of respondents of a new international poll believed that world oil production has already peaked, and only 22% believe enough new oil will be found to allow it to remain a primary fuel source.
Steven Kull director of the poll’s publisher WorldPublicOpinion.org said "What’s most striking is there’s such a widespread consensus around the [...]

Posted by: Lyle with 76 Comments

Toyota Attacks the Volt…Again

April 18th, 2008 | Posted in: Battery, Competitors, Engineering, Research with 143 Comments

The Society of Automotive Engineers (SAE) are having a conference in Detroit this week. One paper that was presented was written by Toyota and called ‘Study on the Potential Benefits of a Hybrid System”.
The results were summarized by our friend Mike Milikin of Greencarcongress.
In the study Toyota compared the E-REV concept to the PHEV Prius [...]

Posted by: Lyle with 143 Comments

An Analysis of the Toyota PHEV versus the Chevy Volt

March 9th, 2008 | Posted in: E-REV, PHEV, Research with 54 Comments

For a while, GM and Toyota have publicly argued that each PHEV architecture is superior over the other, comparing the Volt (an E-REV) to the prototype Toyota PHEV,  basically a Prius with a 10 mile range battery in the trunk.
Ron Grebman of CalCars wrote a terrific analysis whether GM or Toyota is correct in asserting [...]

Posted by: Lyle with 54 Comments

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