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NREL/GM Project Finds Ultracaps Perform as Well or Better Than NiMH Pack for Energy Storage in Mild Hybrid Vehicle

Green Car Congress

A National Renewable Energy Laboratory (NREL) project, funded by GM, found that an ultracapacitor-based energy storage system (ESS) in a Saturn VUE BAS (belt alternator starter) mild hybrid performed at least as well or better than the NiMH battery system in the production hybrid. Source: Gonder et al. Click to enlarge. Pesaran, A.;

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GM Will Apply Plug-in Hybrid Technology To One of Its Remaining Four Core Brands, Delivery Still in 2011

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Prototype Saturn Vue PHEV plugging in to a Coulomb Chargepoint ( earlier post ) in San Jose, CA. Click to enlarge. In a post on GM’s FastLane blog, Vice Chairman Tom Stephens said that the company will apply plug-in hybrid technology to one of the four core brands remaining after the restructuring: Chevrolet, Cadillac, Buick and GMC.

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GM Previews First Two-Mode, Front-Wheel-Drive Hybrid Transaxle

Green Car Congress

At the recent SAE 2009 World Congress in Detroit, General Motors engineers presented the first front-wheel-drive (FWD) iteration of their two-mode hybrid transaxle, termed the 2MT70 ( earlier post ), scheduled for its first application in the Saturn 2009 VUE 2-Mode Hybrid light sport-utility vehicle later this year ( earlier post ).

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GM Simplifies the Two-Mode Hybrid Transmission, Maintains Functionality for FWD Application

Green Car Congress

GM has simplified the two-mode hybrid system for application in front-wheel drive vehicles—the Saturn VUE being the first instance ( earlier post )—while retaining its functionality and capability, according to Mark Selogie, Senior Manager Power Electronics, GM Powertrain, speaking at the SAE Hybrid Symposium in San Diego (11-12 Feb).

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GM to Debut Two-Mode Plug-in Hybrid Technology in New Buick Crossover in 2011; LG Chem to Supply the Li-ion Cells

Green Car Congress

General Motors will debut its two-mode plug-in hybrid technology—originally intended to appear first in a Saturn VUE, prior to that brand’s sale—in a new Buick crossover vehicle in 2011. GM will announce final fuel economy estimates, as well as additional vehicle details such as name and pricing, later. V-6 flex-fuel engine.

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Perspective: A View Into the New GM

Green Car Congress

The morning session started out with an hour long press conference, the highlight being the unveiling of the Volt’s 230 mpg preliminary EPA city fuel economy finding ( earlier post ), as well as a tour showing selected elements from the studios of the four GM North American brands: Chevrolet, GMC, Buick and Cadillac. Focus on fuel economy.

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GM and Honda to establish industry-first $85M joint fuel cell system manufacturing operation in Michigan

Green Car Congress

In addition to advancing the performance of the fuel cell system, GM and Honda are working together to reduce the cost of development and manufacturing through economies of scale and common sourcing. —Mark Reuss, GM executive vice president, Global Product Development, Purchasing and Supply Chain“.

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