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We have to hand it to Tesla Motors. Over the past year the Californian-based automaker responsible for the fast, sexy 2011 Tesla Roadster 2.5 and 2011 Tesla Roadster Sport 2.5 has experienced a pretty good year.
Not only has the Palo Alto firm survived its initial public offering, generating over $226 million for the company, but it has managed an updated version to its popular Roadster sportscar as well as announcing a slew of development partnerships.
In May, Tesla and Toyota confirmed they would be working together on electric vehicle development. Then, later in the year both companies confirmed that Toyota’s $50 million investment in Tesla would result in both companies designing an all-electric 2013 Toyota RAV4 EV for market release some time in 2012.
While we’re excited to see what the fruits of the labors will be when the RAV4 is unveiled later this month at the LA Auto Show, we can’t help but think Tesla’s latest piece of news will also give the company further stability for the future.
While Japanese technology giant Panasonic Corp. has been working closely with Tesla for nearly a year to develop nickel-based lithium-ion battery packs for electric vehicles, Panasonic has taken the next step in their corporate relationship by buying a $30 million stake in Tesla.What does this mean for the small electric car firm with big aspirations?
Aside from the obvious financial boost to a company which has been criticized in the past for haemorrhaging money, expect Tesla to have a secure supply of Panasonic’s high energy density lithium ion cells. The cells, while only 3.1Ah individually are combined in packs of 6,800 cells to give the Tesla Roadster its legendary performance.
Tesla also hopes the investment and partnership will also enable Tesla to leverage Panasonic’s mass-production knowledge, benefiting from the economies of scale and reducing the cost to the consumer of its cars.

Panasonic Lithium-Ion Batteries
But while Panasonic may be better known for its consumer gadgets than its batteries, the Japanese electronics giant is no stranger to electric vehicles.
Founded in 1996 as a joint venture between Toyota and Panasonic, Panasonic EV Energy Co., supplied prismatic nickel-metal-hydride EV batteries to Toyota and GM for use in the Toyota RAV4 EV and GM EV1.
More recently the company, which changed its name earlier this year to Primearth EV Energy Co., Ltd, has provided batteries to Honda and Toyota for use in hybrid electric vehicles.
[Tesla][Panasonic]
Have an opinion?
ev enthusiast Posted: 11/5/2010 7:25pm PDT
just what their real plans are is anyone's guess. i would not want to be a stockholder.
cdspeed Posted: 11/6/2010 12:56pm PDT
ev enthusiast Posted: 11/6/2010 6:21pm PDT
tesla is the one topic where we are on different sides of the fence - LOL.
too much emphasis is being put on acquiring funds, be it from us taxpayers, to stock sales, to toyota, to panasonic, and who knows what is next.
tesla and coda are about 180 degrees apart. tesla does whatever it can to make the news, while coda is the strong, silent type. in life, the people that behave like coda are the ones who know they already have something to back their claims up.
it will be interesting, but i still think that coda will be a major player. i am not nearly so sure about what tesla actually plans to do.
but one thing is certain - musk is doing everything he can to get money from wherever he can. wait and see - that is not a good sign.
cdspeed Posted: 11/7/2010 6:25am PST
ev enthusiast Posted: 11/7/2010 8:07am PST
i like the looks of the coda MUCH BETTER than the leaf. but "looks" is something subjective. it plays no part in determining the value of a car.
coda does offer a thermal battery mgmt system, for one. i think that the coda will be a better quality car than the leaf. time will tell on that one. although i also think that all these first evs will have some problems that are unsuspected. they simply need to get them on the road.
however, coda is not competing with nissan, in terms of who can sell the most vehicles. they never were. sure, they wanted to beat nissan to the punch. but they could not possibly manufacture as many cars as nissan can.
but it truly is coda that brought in the big companies. i agree that the coda is overpriced right now, but being touted as a family ev, has helped spur on the ev industry, in a way that the tesla roadster never could.
cdspeed Posted: 11/7/2010 10:16am PST
Doug Korthof Posted: 11/8/2010 8:53am PST
The PEVE batteries were improved over a 10-year period (from 1992 to Nov., 2002); work started when Toyota (PEVE was a JV with Panasonic) took the ZEV mandate seriously and cross-licensed "gen-I" NiMH from Ovonics (prior to GM buying control). PEVE improved the NiMH so that it lasted longer, was more robust, had less of a heat issue, and didn't need a cooling system. PEVE supplied batteries to Honda, Toyota and Ford (for the RangerEV).
GM-Ovonics used inferior NiMH;
PEVE used superior, tested NiMH for the RAV4-EV.
The development of NiMH ended with the settlement of Chevron's lawsuit against Toyota, where Toyota submitted to "blackmail" and agreed to only use NiMH for hybrids that can't plug in.
Even though Chevron disgorged most of its interest in cobasys to Bosch/Samsung in 2009, they RETAINED their "special agreements" hobbling Toyota.
doug korthof Posted: 11/8/2010 8:55am PST
Chevron is opposed to any use of its battery, apparently, for any plug-in that gets its power from anything but gasoline.
Thus, everyone is forced to use more expensive and unproven Lithium.
The requirements for an EV battery are stringent and specific; even though bad NiMH will work, it won't last. Similarly, Lithium may or may not be able to last more than 100,000 miles, while we have one RAV4-EV already at 105,000 miles and still 120 miles range, using the original pre-Chevron-lawsuit 2002 batteries.
ev enthusiast Posted: 11/8/2010 9:39am PST
the current lithiums may end up better, already.
faith in greed Posted: 12/1/2010 6:32am PST
faith in greed Posted: 12/1/2010 6:34am PST
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