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Tech: New Technology Reduces Diesel Emissions

Clean Fleet Report

According to dozens of automotive story headlines, the internal combustion engine, running on gasoline or diesel, is dead or dying as customers, auto companies and investors flock to electric powertrains. A workhorse diesel gets cleaner and more efficient. Cummins and Tula Announce Tests Validating Reductions.

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GMC Hummer EV joins gas-guzzlers in list of meanest for the environment

Baua Electric

The annual list is based on the estimated health and environmental impacts associated with a vehicle’s “tailpipe” emissions, as well as emissions from production and distribution of the fuel or electricity used to power it, as well as emissions related to manufacturing and disposal.

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GM Powertrain becomes GM Global Propulsion Systems; almost 50% of engineers involved with alt or electrified propulsion

Green Car Congress

General Motors will rename GM Powertrain to GM Global Propulsion Systems. GM’s Global Propulsion Systems is collectively the group of more than 8,600 people that design, develop and engineer all propulsion related products and controls for GM worldwide. —Mark Reuss, executive vice president, Global Product Development.

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EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

The majority of the carbon and oil savings from current vehicles is due to new gasoline vehicle technologies, the report observed. The report also noted that: Since alternative fuel vehicle production [CNG, PHEVs and EVs] has generally been less than 0.1% Adjusted fuel economy distribution by model year. Source: EPA.

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GM Highlights Engineering Advances With Second-Generation Fuel Cell System and Fifth-Generation Stack; Poised for Production Around 2015

Green Car Congress

The production-intent fuel cell system can be packaged under the hood in about the same space as a four-cylinder engine; by contrast, the first generation system in the Equinox (with the fourth-generation stack) is about the size of a file cabinet, says Charles Freese, executive director of GM Fuel Cell Activities. Earlier post.)

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Exclusive: 2023 Cadillac Lyriq Preview

Clean Fleet Report

First was the short-lived, 2014-2016, very cool looking ELR plug-in hybrid electric vehicle (PHEV). So what has changed in the past few years to send Cadillac on the road to an electric future? General Motors, the parent company of Cadillac, announced by the year 2035 they will only be selling zero-emission vehicles.

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UMTRI study finds US and China could turnover more than 90% of LDV fleet to alternative powertrains by 2050 under very aggressive penetration scenarios

Green Car Congress

Production forecasts from IHS. Their definition for alternative powertrains/fuels eliminates pure gasoline and diesel powertrains/fuels, but does include hybridization of those fuels. hybrid engines that use gasoline or diesel fuel). Motors; Honda R&D Americas; Nissan Technical Center North America; and Toyota.

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