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| Subject: Re: interesting news on the hybrid front | |
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Author: Duncan7 |
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Date Posted: 06:40:51 05/14/07 Mon In reply to: sci guy 's message, "Re: interesting news on the hybrid front" on 11:24:43 05/13/07 Sun 40% of crap is still crap. Go ahead and keep advocating the use of petroleum products. Your kids will love you for it. >I call that a significant step... I guess you >wouldn't like to see a 40% improvement in the >efficiency of you solar panels, would you? > > >>what do you call that Not so crappy gas mileage or >>less crappy then before gas mileage? >> >>>the power of a hemi, with up to 40% better fuel >>economy >>> >>> >>>href="http://news.en.autos.sympatico.msn.ca/article.a >s >>p >>>x?cp-documentid=4807256">http://news.en.autos.sympati >c >>o >>>.msn.ca/article.aspx?cp-documentid=4807256 >>> >>>Two-Mode Hybrid Chrysler Aspen & Dodge Durango to >>>Arrive in '08 >>>Chrysler Group's First Application of Two-Mode >Hybrid >>>advertisement >>>Canadian Auto Press >>>The unusual technological alliance between >>>DaimlerChrysler, BMW and General Motors that started >>>in 2005 has resulted in a major groundbreaking >>>advancement in terms of hybrid drivetrains. Each of >>>the three firms invested approximately one billion >>>dollars in the research and development, which was >>>conducted in Michigan at the DaimlerChrysler, GM and >>>BMW Hybrid Development Centre. A Two-Mode Hybrid >>>System is the result, first shown in Chevy's Tahoe >>>Hybrid and then in a number of DCX concept vehicles. >>>Now it is heading for production in a Dodge and a >>>Chrysler. The Two-Mode Hybrid System has been >designed >>>to be used on almost every type of vehicle made, >>>ranging from a compact front-wheel drive car, to a >>>midsize SUV, to a large pickup truck. With DCX, the >>>first version of this system will be arriving on the >>>market starting 2008. >>>The 2008 Dodge Durango Hybrid and 2008 Chrysler Aspen >>>Hybrid will be the first gasoline-electric production >>>vehicles that Chrysler Group has made, which should >>>help spur interest in the brand’s large SUVs. >>>Being that the Durango and Aspen are sought after for >>>their high towing capabilities and ample on-road >>>performance, Chrysler Group decided to make the >>>5.7-litre HEMI V8 engine the centerpiece of the new >>>drivetrain system. Besides offering the muscle needed >>>in a large sport utility vehicle, this HEMI also >>>offers MDS cylinder deactivation, which seamlessly >>>shuts off four cylinders under lighter loads. >Combined >>>with the hybrid assist, Chrysler Group estimates that >>>the Two-Mode Durango and Aspen will have 25-percent >>>better fuel economy than their non-hybrid >>>counterparts. The biggest gains will be observed in >>>the city, where the engine-stop and electrical assist >>>are expected to reduce these large SUVs’ thirst by up >>>to 40-percent! >>>What makes the Two-Mode hybrid system different than >>>Toyota’s Hybrid Synergy Drive or Honda’s Integrated >>>Motor Assist is its layout. It still has a gasoline >>>motor, a starter/generator and batteries, and can >shut >>>off at stoplights, but the main difference is that it >>>has two sets of gears in its automatic transmission; >>>one set is used for the HEMI V8 with four fixed >ratios >>>(i.e. a four-speed automatic), while the other is >used >>>for the twin electric motors. The combination of the >>>motors and transmissions yields two different >>>operating modes. The first is at low speeds, where >the >>>vehicle can be powered by either the gasoline engine, >>>the electric motor or both. It uses the first two >>>speeds in the automatic transmission. The second mode >>>is more complex, and revolves around higher speeds >and >>>engine loads. In this situation, the gasoline engine >>>always runs, but the electric motors kick in at >>>different points with different ratios, creating the >>>effect of a CVT transmission for better efficiency. >>>The Two-Mode system is a rather complicated >>>drivetrain, but it will ease the thirst and emissions >>>of large sport utility vehicles. We’re very curious >to >>>see how the system functions, and how the vehicle >will >>>drive, but we’ll have to wait until the Durango and >>>Aspen Hybrids arrive in 2008. Shortly thereafter, >>>General Motors’ version of the system will debut in >>>the Tahoe and Yukon, as well as in its half-ton >pickup >>>truck lineup. [ Next Thread | Previous Thread | Next Message | Previous Message ] |
| Subject | Author | Date |
| "Reduce, Reuse, Recyle". You must have a wad of petroleum products stuck in your ears. | Mo' Green | 09:09:36 05/14/07 Mon |
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