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Ricardo, Achates Power developing next-gen OP GCI engines for LDVs

Green Car Congress

Ricardo is working in collaboration with Achates Power to develop the next generation of opposed-piston (OP) gasoline compression ignition (GCI) engines for light duty vehicles in a multi-phased project (BERYL), funded by the US Department of Energy (DOE) Advanced Research Projects Agency-Energy (ARPA-E). Earlier post.) Earlier post.)

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NASA Glenn develops automated flywheel pulse-and-glide system; improving fuel economy up to 40-100%

Green Car Congress

Innovators at NASA’s Glenn Research Center have developed an automated pulse-and-glide technique using a flywheel energy storage system for on-road vehicles; the technology, which NASA Glenn says can improve fuel economy over existing internal combustion or battery hybrid systems by 40-100%, is available for licensing.

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New 2018 Jeep Wrangler boosts fuel economy, from bad to less bad

Green Car Reports

Ahead of the next-generation 2018 Jeep Wrangler's debut, the EPA released fuel-economy estimates for the V-6 powered model of the archetypal SUV. They're higher, as are the ratings for pretty much every new model, courtesy of steadily rising corporate average fuel-economy rules for model years 2012 through 2025.

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Enerpulse explains mechanism by which pulsed energy ignition plugs enhance fuel economy

Green Car Congress

Enerpulse Technologies said that it has further identified the underlying mechanism by which its its pulsed energy ignition technology improves fuel economy, reduces emission and delivers higher torque in spark ignited (SI) internal combustion (IC) engines. Earlier post.)

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Capstone completes track testing of Kenworth microturbine-powered hybrid electric Class 7 truck

Green Car Congress

Capstone Turbine Corporation successfully completed track testing of a Kenworth Class 7 hybrid electric work truck using its 65kW microturbine as an on-board range extender. Earlier post.) The successful track testing confirmed both high-speed performance as well as operation on 20% grades.

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Cummins ATLAS light-duty diesel surpasses fuel economy targets, with criteria emissions lower than Tier 2/Bin 2

Green Car Congress

The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. Test cycle fuel economy (mpg). The Highway Fuel Economy Test (HFET) and FTP-75 Test (city) cycles demonstrated fuel economy above 35 mpg (6.72

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Mazda to exhibit concept powered by SKYACTIV-X gasoline spark-controlled compression ignition engine

Green Car Congress

Among the exhibits on its stand at the 2017 Tokyo Motor Show, Mazda Motor Corporation will unveil a new concept model powered by the recently announced SKYACTIV-X gasoline spark-controlled compression ignition (SPCCI) engine. Earlier post.).

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