EHC heating patterns which utilize zones covering less than the available inlet face cross-sectional area have been evaluated for cold-start FTP performance. Both NMHC and CO cold-start emission ...

The European Union Council of Ministers (environment) has approved the expansion of the European directive setting emission limits for vehicles undertaking cold starts, to include certain classes of ...

Cold weather exposes every weakness in an engine, but one habit stands out as the quickest way to finish it off. Mechanics ...

The results show that cold starts are challenging, especially for diesel-powered vehicles under cold winter conditions. During the measurement campaign conducted in Finland, outdoor temperatures ...

Volkswagen successfully lobbied for changes to proposed new European emissions tests designed to more accurately reflect ‘real world conditions’, a newspaper report said. According to the New York ...

The amount of methane gas escaping from the ground during the long cold period in the Arctic each year and entering Earth’s atmosphere is likely much higher than estimated by current carbon cycle ...

Washington, DC, 20 December 2021 — A new study carried out by researchers from the International Council on Clean Transportation (ICCT) with testing partner HORIBA India is among the first to quantify ...

ABSTRACT Ethanol has been gaining attention as a partial substitute in North American pump gasoline in amounts up to 85% ethanol and 15% gasoline, or what is commonly known as “E85". The problems with ...

Fuel-powered auxiliary heaters can be significant sources of particulate emissions from vehicles, a new study shows. Heaters, sold under such well-known brand names as Webasto and Eberspächer, among ...

The researchers focused on vehicle fuel consumption and emissions under cold winter conditions. Of particular interest were cold start emissions and their relation to preheating. The results show that ...

Emissions-control technology for mobile sources has developed in a series of interactive steps with the promulgation of emissions standards for new vehicles and engines and for fuel regulation. For ...