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MECA report assesses technology feasibility for heavy-duty diesel trucks to meet lower NOx standards by 2024

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The Manufacturers of Emission Controls Association (MECA) released a report assessing market-ready technologies being commercialized by suppliers of emission control and efficiency components for heavy-duty diesel vehicles to meet lower intermediate standards for oxides of nitrogen (NO x ) by 2024 as a transition to final standards in 2027.

Standards 191
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MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

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CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. —“Technology Feasibility for Heavy-Duty Diesel Trucks in Achieving 90% Lower NO x Standards in 2027”. Source of data: US EPA (2019). Chart: MECA.

Emissions 291
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Study concludes a shift from gasoline to diesel engines is consistent with long-term climate mitigation efforts

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Global-mean temperature change caused by car exhaust emitted from gasoline and diesel engines specified in the previous and upcoming European vehicle emission standards (EURO 3, 4, 5, and 6). However, previous studies have shown more prolonged warming due to diesel cars under various conditions. Credit: ACS, Tanaka et al.

Climate 223
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Volkswagen to produce XL1 diesel plug-in hybrid at Osnabrück; 261 mpg US

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The plug-in diesel-electric hybrid, which Volkswagen will showcase at the Geneva show, can cover a distance of up to 50 km (31 miles) in all-electric mode. In all-electric mode, the XL1 requires less than 0.1 In all electric mode, the TDI is decoupled from the drivetrain by disengaging a clutch, and is shut down.

Plug-in 382
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XL1 dive and drive: Volkswagen aggressively optimizes for efficiency in its sleek diesel plug-in hybrid

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During a media event in Wolfsburg, Germany, Volkswagen provided a medium dive into details of its two-seater XL1 Super Efficient Vehicle diesel plug-in hybrid ( earlier post ) as well as some driving time on local roads and highways. two-cylinder diesel, 20 kW electric motor and 5.5 kWh to cover more than 0.6 Click to enlarge.

Plug-in 324
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Volkswagen Unveils New One-Liter Concept Car; Smallest Production-Intent Diesel Yet from Volkswagen Applied in A Full Hybrid Design

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The diesel-electric full-hybrid vehicle, weighing just 380 kilograms (838 lbs), offers an initial glimpse at how a future production version might appear. Volkswagen first revealed a one-liter concept at the annual meeting in 2002, then cancelled the project in 2005. Click to enlarge. Earlier post.) Earlier post.).

Diesel 296
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EPA Proposes to Streamline Approval Process for Fuel Conversion Systems

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Conversion systems allow vehicles to run on alternative fuels; most conversions involve switching gasoline or diesel vehicles to operate instead on a gaseous fuel such as natural gas or propane; an alcohol fuel; or electricity. Exhaust, Evap, and OBD testing 2. Exhaust and Evap testing + OBD attestation.