The rule for trucks is more complex, with a range of electric-vehicle or other non-traditional sales projected, depending on the type of vehicle and use, the agency said. For instance, 30% of "heavy-heavy-duty vocational" trucks would need to be zero-emission by 2032, the EPA said, wh...
While the EPA under President Trump has been heavily engaged in rolling back various environmental rules, the agency is now seeking a single federal NOx truck rule to forestall a patchwork of federal and state rules.David CullenHeavy duty trucking...
A new EPA memo detailing results from a heavy-duty diesel engine test shows a significant compliance margin with the agency’s stringent top-line proposed nitrogen oxides (NOx) standard for model year (MY) 2027 but some difficulty in meeting a key standard for MY31, findings that are spurri...
EPA has sent its draft final heavy-duty truck nitrogen oxides (NOx) rule for White House review, suggesting the agency will be able to issue the regulation by Dec. 31 and provide sufficient lead time to allow the new limits to apply in model year 2027 when new California standards and ‘...
truck manufacturers, not just in complying with the stringent new requirements for conventional vehicles, hybrids, and plug-in hybrids, but also in terms of increased costs, recharging infrastructure, and customer acceptance of EVs. The Biden Administration views the light-duty and heavy-duty ...
The agency also seeks to deter engine tampering and poor maintenance by requiring heavy truck makers “to design their engines to prevent operators from reprogramming the engine to bypass or disable emission controls.” The agency acknowledged that the final rule may impact vehicle sales as purchase...
The truck rule appeared to generate less controversy than some of the previous regulations on this issue, although the industry was still reviewing the proposal. The American Trucking Association said industry generally supports the new rules, but remains concerned that it may result in use of techn...
This paper proposes new intake duct geometries for modern two-injectors-per-cylinder truck-... L Piancastelli,E Pezzuti,S Cassani - 《Defect & Diffusion Forum》 被引量: 0发表: 2018年 U.S. EPA Proposes Urea Refill Rule for SCR-Equipped Diesels The.S. Environmental Protectiongency (EPA)n...
tougher targets for EV adoption, includingCalifornia’s requirementthat all new cars and light trucks sold in 2035 and beyond be ZEVs, and amemorandum of understandingsigned by 17 states and the District of Columbia to set specific goals for increasing ZEVs in the medium- to heavy-duty truck...
The U.S. Environmental Protection Agency (EPA) and the California Air Resources Board (CARB) are taking decidedly different paths to clean up truck emissions, leaving fleets with looming challenges including a new generation of equipment and even potenti