article thumbnail

Shell Starship 3.0 to use Cummins X15N natural gas engine running on RNG

Green Car Congress

will be updated with a Cummins X15N natural gas engine ( earlier post ) that will run on Shell Renewable Natural Gas (RNG). will capitalize on some of the latest available technology, including being powered by renewable natural gas. mpg in the 2018 run with Starship 1.0. Demonstration runs will be conducted this summer.

Gas 447
article thumbnail

ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Green Car Congress

l/100 km) at 60 mph (97 km/h) to 33 mpg (7.1 Certainly, suitcases strapped to your car’s roof and trying to keep up with a speeding Ferrari will adversely affect your gas mileage. The compact sedan, a 2009 Toyota Corolla with a 1.8-liter liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5 l/100 km).

article thumbnail

Hyundai introduces 2015 Sonata Eco with 1.6L Gamma turbo; 32 mpg combined

Green Car Congress

The powertrain helps Sonata Eco deliver an estimated 28 mpg city (8.4 l/100 km) and 38 mpg (6.2 The estimated 32 mpg (7.4 liter engine is EPA-rated at 29 mpg (8.1 liter engine) is rated at 38 mpg (6.2 liter engine is EPA-rated at 29 mpg (8.1 liter engine) is rated at 38 mpg (6.2 l/100 km) highway.

MPG 239
article thumbnail

The Impact of Gas Price Trends on Vehicle Choice

Clean Fleet Report

When gas prices are on the rise, it had a big impact on the type of vehicles that people were buying. The Cost of Gas Has a Big Impact on Vehicle Choice. But for many people, one of the most important considerations is the cost of gasoline. SUV and Truck Sales Decreased as Gas Prices Increased.

Gas 89
article thumbnail

ORNL study finds best current use of natural gas for cars is efficient production of electricity for EVs

Green Car Congress

However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. The study investigated the the WTW energy and emissions from the use of natural gas in CNGVs with a range of CNGV fuel economy and natural gas compressor efficiency.

article thumbnail

Audi A4 and A5 now available to order as g-tron in Europe; Audi e-gas for 3 years as standard

Green Car Congress

Audi’s two latest natural-gas alternatives in the midsize category—the new A4 Avant g-tron ( earlier post ) and the new A5 Sportback g-tron—are now available for order in Europe. kilograms of gas per 100 kilometers, with CO 2 emissions of 102 grams per kilometer (164.2 mpg US) and 126 grams of CO 2 per kilometer (202.8

Audi 150
article thumbnail

Audi introduces new A4 Avant g-tron; Audi e-gas offered as standard

Green Car Congress

Audi has introduced the natural-gas-fueled A4 Avant g-tron; dealers in Europe will begin taking orders for the midsize model starting in early summer 2017. Additionally, Audi is now offering e-gas to power the A3 Sportback g-tron as standard; customers will pay only the regular natural gas price. lb-ft) is available at approx.

Audi 186