Remove Alternative Fuels Remove Climate Remove Engine Remove Global
article thumbnail

Tenneco Powertrain adds hydrogen to its engine testing capabilities

Green Car Congress

Tenneco has established new test facilities for hydrogen-powered internal combustion engines at its Powertrain test centers in Burscheid, Germany, and Ann Arbor, Michigan. Preparation of an H 2 ICE test cell. We support a pragmatic approach of complementary technologies that provide solutions for different transportation sectors.

Hydrogen 221
article thumbnail

Hydrogen Opposed Piston Engine Working Group formed

Green Car Congress

Several organizations, encompassing companies, research labs, and academia, have formed the Hydrogen Opposed Piston Engine Working Group. The Working Group consists of members undertaking research and development in the field of hydrogen combustion in an opposed-piston engine. with an air/fuel equivalence ratio (lambda) ? ?

Hydrogen 353
article thumbnail

DLR: cleaner aircraft emissions reduce the climate impact of contrail cirrus

Green Car Congress

Fewer soot particles in the exhaust stream of aircraft reduces the formation of ice crystals and therefore the climate impact of the resulting contrail cirrus. The results are published in an open-access paper in the Nature Partner Journal (npj) Climate and Atmospheric Science. Burkhardt et al. —Ulrike Burkhardt.

Climate 278
article thumbnail

Study finds carbon emissions benefits of reduction in oil demand depend on size of drop and global oil market structure

Green Car Congress

New research led by Mohammad Masnadi, assistant professor of chemical and petroleum engineering at the University of Pittsburgh Swanson School of Engineering, offers a closer look at the relationship between decreasing demand for oil and a resilient, varied oil market—and the carbon footprint associated with both.

Oil 305
article thumbnail

UPS to use biomethane for Memphis and Jackson alternative fuel fleet

Green Car Congress

The deal is part of an initiative announced earlier this year by UPS to significantly expand its use of renewable natural gas in UPS’s alternative fuel and advanced technology fleet. The company has a goal of driving one billion miles with its alternative fuels fleet—known as the Rolling Laboratory—by the end of 2017.

Memphis 150
article thumbnail

Audi begins initial engine testing of Global Bioenergies, Fraunhofer e-gasoline

Green Car Congress

Audi and its development partners Global Bioenergies S.A. galons US), the largest batch yet produced—of synthetic Audi e-gasoline for initial engine tests. Like all Audi e-fuels, the new fuel has many advantages. In the first step, Global Bioenergies produces gaseous isobutene (C 4 H 8 ) in a demonstration plant.

Audi 199
article thumbnail

CARB: clean fuels replaced more than 50% of diesel used in California in Q1 2023

Green Car Congress

The alternative fuel’s CI value is divided by its Energy Economy Ratio (EER) in order to obtain the EER-adjusted CI value, representing the emissions which occur from the alternative fuel per MJ of conventional fuel displaced.

Clean 367