Remove Exhaust Remove Gasoline Remove Standards Remove United States
article thumbnail

CMU study finds secondary organic aerosol production from PFI and GDI vehicles has been “substantially” reduced by tightening NMOG standards

Green Car Congress

Now, in a new study published in the ACS journal Environmental Science & Technology , researchers at Carnegie Mellon University have found that secondary organic aerosol (SOA) production from both port fuel injection (PFI) and gasoline direct injection (GDI) vehicles has been substantially reduced through the tightening of NMOG emissions.

Standards 170
article thumbnail

UC Berkeley study quantifies LD gasoline on-road emissions

Green Car Congress

Based on on-road measurements in their study, a team from the University of California Berkeley has estimated that, as of 2010, light-duty (LD) gasoline vehicles were responsible for 85% of CO; 18% of NO x ; 18% of organic aerosol (OA); and 6% of black carbon (BC) emissions from on-road motor vehicles in the United States.

Gasoline 239
article thumbnail

HEI launches two new non-tailpipe particulate emission studies

Green Car Congress

Emissions from automobile exhaust systems have decreased in recent years due to the introduction of cleaner fuels and new control technologies on internal combustion engines, as well as increases in numbers of hybrid and electric vehicles.

Emissions 353
article thumbnail

How Safe Are EVs for Fleets?

Blink Charging

EVs Must Meet Testing and Certification Standards The United States Environmental Protection Agency (EPA) states: “All light duty cars and trucks sold in the United States must meet the Federal Motor Vehicle Safety Standards. Separately, EV battery packs must meet their own testing standards.

Fleet 87
article thumbnail

Cummins Agrees to Pay $1.6 Billion in U.S. Emissions Fines

The Truth About Cars

The United States Department of Justice has accused Cummins of installing emissions defeating devices on diesel motors and decided to fine the company $1.67 Diesel engines tend to be highly efficient, resulting in lower average fuel consumption, and are typically longer lived than their gasoline counterparts.

Emissions 111
article thumbnail

ICCT study concludes no technical barriers to use of higher blends of ethanol

Green Car Congress

The paper was commissioned by the Bipartisan Policy Center (BPC) as part of a yearlong effort aimed at fostering “ constructive dialogue and action ” on reforming the Renewable Fuel Standard (RFS2). Inventory of Federal Regulations Affecting Biofuels other than the Renewable Fuel Standard , Van Ness Feldman. The ICCT ethanol paper.

Gasoline 230
article thumbnail

Canada aligns with US on light-duty vehicle GHGs, Tier 3 regulations and heavy-duty vehicle fuel efficiency

Green Car Congress

These vehicles and fuels regulatory initiatives are aligned with those of the United States. The proposed amendments to strengthen the On-Road Vehicle and Engine Emission Regulations and the Sulfur in Gasoline Regulations will be published in the Canada Gazette, Part I, on 27 September. GHG regulations. Heavy-duty vehicles.

Canada 210