Not exact matches
Two doctoral students in Bach's team are currently investigating various AdBlue
injection procedures with a view to achieving the most optimal nebulization and homogenous distribution
of the aqueous
urea solution in the exhaust gas.
None
of the diesels currently available in the U.S. use
urea injection — they all pass our current emissions standards without it.
The trucks will be powered by a modified version
of the «Hawk» 2.2 - liter in - line four - cylinder diesel, which will employ exhaust
urea injection to help meet US smog requirements.
Of course,
urea injection also means adding diesel exhaust fluid to the system every 10,000 miles.
Part
of a renewed diesel push in North America, the Mercedes diesel engine was engineered with a
urea -
injection system that helps lower emissions to a level that sees the GLK250 Bluetec adhere to tough BIN5 standards — something that allows it to be sold in all 50 states.
The diesel is 50 - state legal and
of the «clean» variety, meaning it doesn't put out the nasty emissions
of past diesels, but will require
injections of the
urea - based AdBlue fluid throughout its life.
Most
of Volkswagen's diesel competitors opted for
urea -
injection, using an additive called AdBlue contained in a separate reservoir that helps to reduce nitrogen oxide emissions.
Oxides
of nitrogen and soot are both lower than in a conventional diesel without requiring
urea injection.
While in some
of the other Mercedes - Benz diesels
urea injection was added, in the W211 E-Class the Bluetec name was only adopted to prevent confusion in the diesel lineup.
The trucks employ SCR (selective catalytic reduction) technology with the use
of DEF (
urea injection) in order to combat NOx emissions.