article thumbnail

Diesel Technology Forum: 57% of all commercial diesel trucks on the roads in US are near-zero emissions models

Green Car Congress

Analysis of a study by S&P Global Mobility shows the number of new near-zero emission diesel trucks on the road in the US increased 10.2% between 2021 and 2022, according to the Diesel Technology Forum (DTF). Near-zero emission trucks are advanced diesel technology manufactured in the 2010 and later model years.

Diesel 284
article thumbnail

Cummins faces $1.7B fine for diesel Ram pickup emissions cheating

Green Car Reports

Engine manufacturer Cummins will pay a $1.67 billion fine for emissions cheating with diesel engines in Ram pickup trucks. Justice Department and the State of California claiming Cummins violated the Clean Air Act by installing so-called defeat devices that allowed its diesel engines to cheat emissions.

Diesel 191
article thumbnail

EPA AED estimates emissions controls were removed from > 550K diesel pickups over last decade; impact equivalent to adding 9M additional trucks

Green Car Congress

In a new report , the US Environmental Protection Agency (EPA) Air Enforcement Division (AED) estimates that the emissions controls have been removed from more than 550,000 diesel pickup trucks in the last decade. The AED report includes only tampering that involves the complete removal and disablement of emissions controls hardware.

EPA 468
article thumbnail

SwRI engineers develop near-zero emissions diesel engine technology; 90% reduction of NOx

Green Car Congress

Southwest Research Institute engineers have developed the next generation of clean diesel engine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. g/hp-hr NO x emissions). g/hp-hr NO x emissions). The work is described in a pair of SAE Technical Papers.

Engine 545
article thumbnail

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

Green Car Congress

Clean fuels replaced more than 50% of the diesel used in the state in the first quarter of 2023, according to the California Air Resources Board (CARB). billion gallons of diesel. Since compliance began, the program has helped to replace more than 8.6

Clean 367
article thumbnail

Cologne Bonn Airport switches to Neste MY Renewable Diesel in its entire diesel-powered ground fleet

Green Car Congress

Cologne Bonn Airport has switched to Neste MY Renewable Diesel in its diesel-powered ground fleet. Neste’s renewable diesel (also known as HVO100) is made from 100% renewable raw materials, and it is in particular used for powering large and heavy vehicles such as the airport’s fire trucks, which are not easy to electrify.

Diesel 221
article thumbnail

SwRI CAT-DEF reduces heavy-duty diesel emissions to meet CARB 2027 NOx requirements

Green Car Congress

CAT-DEF—Catalyzed Diesel Exhaust Fluid—is an SwRI-developed catalyst- and surfactant-modified diesel exhaust fluid (DEF) solution. The internally funded advancement successfully reduced heavy-duty diesel engine nitrogen oxide (NO x ) emissions to meet the California Air Resources Board (CARB) 2027 standards.

Diesel 284