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Audi updates A3 Sportback g-tron with increased tank volume for greater natural gas range

Green Car Congress

miles) (WLTP cycle) in natural gas operation. Compared to gasoline, combustion of natural gas emits 25% less CO 2 due to the lowest carbon content of all hydrocarbons. lb) of gas. lb) of CNG extends the range during gas operation. Their inner layer is a gas-tight polyamide bladder. Equipped with a new 1.5

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DOE issues Request for Information on hydrogen storage for onboard vehicle applications

Green Car Congress

Currently, carbon fiber (CF) reinforced polymer (CFRP) composites are used to make COPVs. COPVs designed to store hydrogen gas at pressures up to 700 bar are being deployed in fuel cell electric vehicles (FCEVs) currently available on the market. Another cost driver is the polymer resin.

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Audi to introduce natural gas A3 Sportback g-tron at year’s end; CO2-neutral e-gas

Green Car Congress

Audi will introduce the compact A3 Sportback g-tron—which can be powered by the CO 2 -neutral Audi e-gas, synthetic methane generated from eco-electricity in the Audi e-gas project ( earlier post )—at the end of the year. The e-gas fuel will be produced in the power-to-gas plant in Werlte, Germany.

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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.

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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 mi) on natural gas in the NEDC cycle.

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Gen 2 Audi A5 Sportback available as bivalent g-tron; Audi e-gas, natural gas or gasoline

Green Car Congress

In a new departure, the A5 Sportback is also available as a bivalent g-tron, which customers can run on either Audi e-gas ( earlier post ), natural gas or gasoline. The tanks for the gas fuel in the A5 Sportback g-tron are located beneath the rearward structure. Epoxy resin is used to bind the fiber reinforced materials.

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PEM fuel cell X-ray CT study details effects of temperature and moisture on performance

Green Car Congress

Polymer electrolyte membrane (PEM) fuel cells require precise temperature and moisture controls to be at their best. Specifically, the researchers used synchrotron-based micro X‐ray computed tomography (CT) to visualize and to quantify the water distribution within gas diffusion layers subject to a thermal gradient.