Remove Energy Remove Fuel Economy Remove Hybrid
article thumbnail

EVs dominate list of efficient cars in ORNL 2022 Fuel Economy Guide

Green Car Congress

The 2022 Fuel Economy Guide, released by ORNL for the DOE/EPA fueleconomy.gov website, provides up-to-date information on fuel economy, environmental and safety data, so consumers can choose the most fuel-efficient vehicle that meets their needs. Credit: Andrew Sproles/ORNL, U.S.

article thumbnail

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.

article thumbnail

EIA: fuel economy improvements bring diminishing returns in fuel savings

Green Car Congress

Improving fuel economy exhibits diminishing returns in fuel savings, according to a brief analysis by the US Energy Information Administration (EIA). Similarly, the fuel and cost savings of improving fuel economy from 12 mpg to 15 mpg are the same as increasing from 30 mpg to 60 mpg.

article thumbnail

Toyota boosts 2023 Corolla Hybrid; starting MSRP $1,250 lower than 2022 Corolla Hybrid

Green Car Congress

The Toyota Corolla Hybrid enters the 2023 model year as a thoroughly upgraded model. The 2023 Corolla Hybrid now offers a choice of five model grades versus just one before. The 2023 Corolla Hybrid LE grade gets a $1,250 price reduction (starting from $22,800, down from $24,050). As before, the system pairs a 1.8-liter

Hybrid 459
article thumbnail

Study suggests fuel cell hybrid with supercapacitors for energy storage the most fuel efficient

Green Car Congress

The fuel economy of the supercapacitor fuel cell hybrid, they noted, is higher despite the vehicle being heavier and more expensive. The main objective of this paper is to give an evaluation study of different FCHEV powertrains from the point of view of the fuel economy, cost and powertrain component sizing. . …

article thumbnail

Allison Transmission’s eGen Flex electric hybrid solution introduced in NYC Transit buses

Green Car Congress

Allison Transmission’s eGen Flex, its next generation electric hybrid propulsion solution ( earlier post ), will be put into revenue service at New York City Transit (NYCT) in May. This also reduces dependence on fossil fuels at the pump, while delivering increased uptime.

article thumbnail

BorgWarner Exhaust Heat Recovery System for hybrids can improve fuel economy by up to 8.5%

Green Car Congress

Developed for hybrid electric vehicles (HEVs) and plug-in hybrid electric vehicles (PHEVs), BorgWarner’s innovative Exhaust Heat Recovery System (EHRS) can improve fuel economy by up to 8.5% The EHRS reduces mechanical losses by using the energy conserved within the exhaust gas. and reduce emissions significantly.