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EPA grants waivers for California’s on-highway heavy-duty vehicle and engine emission standards

Green Car Congress

The US Environmental Protection Agency (EPA) is granting two waivers of preemption regarding four California Air Resource Board (CARB) regulations related to California’s heavy-duty vehicle and engine emission standards. In this instance, CARB requested two waivers for regulations relating to heavy duty vehicles and engines.

EPA 210
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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. —SwRI Research Engineer Bryan Zavala, a member of the low NO x development team. g/hp-hr NO x emissions).

Engine 545
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Gaping hole in pollution policy: Non-road diesel engines face noxious emissions standard

The Driven EV News

Non-road diesel engines burn through as much as diesel as Australia's 5 million on-road diesel vehicles. The post Gaping hole in pollution policy: Non-road diesel engines face noxious emissions standard appeared first on The Driven. But they are completely unregulated, and deadly.

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Optimized heavy-duty CI engine fueled with DME delivers diesel performance, significantly reduces engine-out emissions

Green Car Congress

A team from Empa - Swiss Federal Laboratories for Materials Science and Technology and FPT Motorenforschung reports in an open-access paper in the journal Fuel on the performance and emission characteristics of an 11-liter heavy-duty compression ignition engine which was optimized specifically for DME (dimethyl ether) combustion. from 16.5)

Engine 368
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EPA seeks input on Phase 3 GHG standard rulemaking for heavy-duty engines and vehicles

Green Car Congress

This Panel will focus on the agency’s development of a rule that proposes to set a new phase of greenhouse gas requirements for heavy-duty engines and trucks that would apply beginning in Model Year 2030. The Phase 1 standards began to apply in Model Year 2014 for heavy-duty vehicles.

EPA 170
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CARB approves new requirements to further reduce air pollution from Transport Refrigeration Units

Green Car Congress

The 2022 amendments will require a variety of actions designed to reduce the pollution these units produce, and accelerate their transition to zero-emission technologies. The new requirements will help meet the current health-based ambient air quality standards across California, and further the state’s climate goals. road engines.

Pollution 259
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EPA proposes first US greenhouse gas emissions standards for aircraft

Green Car Congress

The US Environmental Protection Agency (EPA) proposed greenhouse gas (GHG) emissions standards for airplanes used in commercial aviation and large business jets. The new international Airplane CO 2 Emission Standards adopted by ICAO in 2017 are prescribed in ICAO Annex 16, Volume III titled, Aeroplane CO 2 Emissions.

EPA 398