Not exact matches
The company, based in Fullerton, California, retrofits large
diesel - powered vehicles such
as garbage trucks and off - road construction equipment with a system that cuts smog - causing
emissions by
as much
as 90 percent.
The Volkswagen
emissions - cheating scandal has killed off
diesel as an option for US consumers who aren't in the market for a big pickup truck.
A program dealing with San Francisco Bay that received $ 4.8 million last year would be eliminated,
as would initiatives for reducing
diesel emissions and beach water quality testing.
Today,
as VW faces the pillory over fudging its
diesel emissions compliance, the company doesn't seem to have learned very much.
As a result testers got one outcome — a
diesel - powered car that met all the EPA's
emissions requirements — while VW owners got another: a more powerful vehicle that spewed out up to 35 times more nitrogen oxide, an air pollutant, than standards allow.
The automaker admits that, since 2009, it outfitted several of its
diesel - powered models — such
as the Golf, Passat, Jetta, and Beetle — with «defeat devices» that would switch off
emissions controls, and thereby boost performance, except when the vehicles were being put through environmental tests.
After 23 years selling Volkswagens at his dealership, Kalafer reckons he has never seen anything
as bad
as the German automaker's rigging of the
emissions levels on its clean
diesel vehicles.
The noxiousness of
diesel has led to a paradoxical debate where far - from - benign gasoline
emissions have gained the perverse position of being perceived
as the lesser of two evils.
But
as emissions standards get tougher and tougher here and in Europe, the
diesel's future looks increasingly dismal.
Volkswagen admitted in late 2015 that it fitted
as many
as 11 million
diesel vehicles worldwide with software that could cheat
emissions tests.
In urban areas,
emissions from consumer goods such
as paint, cleaning supplies and personal care products now contribute
as much to ozone and fine particulate matter in the atmosphere
as do
emissions from burning gasoline or
diesel fuel.
The group found that although fuel - cell vehicles would produce zero greenhouse - gas
emissions during use, the extraction and refinement of hydrogen fuel would release three to five times
as much carbon into the air
as is released in procuring and refining gasoline and
diesel.
But they have an outsized impact, contributing about
as much to VOC
emissions as gasoline and
diesel do.
Sutley, for her part, came to the post after a four - year stint
as a deputy mayor in Los Angeles, where she also oversaw climate change and energy policy, including restraining
emissions from
diesel trucks at area ports
as well
as promoting solar energy by setting a goal of generating 10 percent of the city's electricity from the sun by 2020.
If
diesel vehicles account for 30 per cent of the PM10
emissions from all sources (
as suggested by a recent report for the Department of the Environment), then the adviser's estimate makes some sense.
Continuing widespread use of coal and low - grade
diesel fuel, which also produce fine particles of soot, leaves China's record
as the world's largest single source of man - made greenhouse gas
emissions unchallenged.
Communities of color and those with low education and high poverty and unemployment may face greater health risks even if their air quality meets federal health standards.A pervasive air pollutant, the fine particulate matter known
as PM2.5 is a mixture of
emissions from
diesel engines, power plants, refineries and other sources of combustion.
«
As little as 20 percent biodiesel in petroleum diesel fuel will reduce carbon emissions by 50 percent,» Wiedemann say
As little
as 20 percent biodiesel in petroleum diesel fuel will reduce carbon emissions by 50 percent,» Wiedemann say
as 20 percent biodiesel in petroleum
diesel fuel will reduce carbon
emissions by 50 percent,» Wiedemann says.
He notes that the FDA analyzed the environmental impact of POSILAC some 15 years ago (
as it assessed its safety) and at that time concluded that it might actually increase greenhouse
emissions slightly because of, among other factors, the
diesel expended to transport it to farms.
These new trucks — which employ a
diesel combustion engine along with a hydraulic high - pressure accumulator that stores energy captured during braking — get 35 percent better fuel economy and generate
as much
as 30 percent fewer greenhouse gas
emissions as compared to the non-hybrid
diesel - powered vehicles they are replacing.
Highly turbocharged alcohol - fueled direct - injection spark - ignition (DISI) engines operated at a high compression ratio could be
as or more efficient than
diesel engines while also providing advantages of lower vehicle cost, lower
emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.
887 GtCO ₂ is the
emissions from burning 285.6 Gt of kerosene (e.g., aviation fuel, home heating oil or the like, approximating that
as C ₁₂ H ₂₆ and not dramatically different for
diesel or petrol / gasoline).
The 3.0 - liter V - 6 rated at 240 hp and 369 lb - ft of torque is heralded by Audi «
as the cleanest
diesel in the world,» since it even meets tough California
emissions standards.
At issue is software that made VW's turbocharged clean -
diesel engines perform well enough to pass EPA
emissions tests,
as well
as tests administered by other countries.
Diesels are a European thing, a misguided policy trying to lower CO2
emissions which is not a pollutant and instead causing massive increases of dangerous pollutants
as NOX and particles.
From then on there were the also the 0.9, 1.0, 1.2 lt turbo engines by most carmakers but since the
emissions tests are now going to be based on real life conditions and not lab conditions, even those displacements apart from the
diesel ones will prove to pollute more than what is claimed and
as such, especially in the non-turbo small petrol engines the only way to meet the
emissions is to upsize in order also to maintain and improve performance.
Choosing this engine means having to mind your urea: in solution
as diesel exhaust fluid, it reduces the turbodiesel's
emissions, but the storage tank must be refilled every 4000 miles; the only bigger nuisance would be having a cow to milk twice a day.
Volkswagen will likely use the concept car's debut at CES to reveal its future plans for electric and plug - in hybrid vehicles
as it seeks to distance itself from the specter of its
diesel emissions scandal.
Even if you ignore the nightmare that Volkswagen is enduring
as it tries to restore customer trust and confidence amidst a salacious corporate scandal over
diesel emissions, the company faces massive challenges ahead.
VW had a chance to distinguish itself and the Passat
as the only midsize sedan offering a
diesel (the Mazda6
diesel never made it to the U.S.), but now the company's
emissions deception will indeed have long - reaching consequences that put a lot of doubt into Volkswagen's future plans for the U.S. market.
(Just in time,
as it turned out, for the few remaining
diesel passenger cars on the market to no longer be able to satisfy
emissions regulations — but that's another story).
The scandal made headlines once again this month
as European investigators now believe that BMW, Daimler (Mercedes - Benz), and Volkswagen have been colluding on
diesel technology since the 90s, including how to control
diesel emissions.
After Friday's accusations from the EPA concerning Volkswagen's alleged violation of
emissions regulations, Volkswagen has now issued a nationwide stop - sale for affected new 2015 and 2016
diesel models equipped with the 2.0 - liter TDI engine,
as well
as all certified pre-owned vehicles with the
diesel four - cylinder.
With almost
as much performance
as the current SKYACTIV - G engine in the Miata, but with comparable
emissions to a 1.5
diesel motor, the SKYACTIV - X engine offers longevity to the gasoline burning engines that us petrol heads cherish.
Specifically the 2008 - on (Euro - 4
emissions compliant) 2.2
diesel as fitted to Jaguar X-Type (and Mondeo, Transit, etc.) but I suspect the entire DuraTorq family are the same: I've seen EGR blanking...
That Ecomotive model might be the economy star but all the
diesels offer seriously impressive consumption and
emissions figures, with even the 181bhp 2.0 TDI able to muster an official 65.7 mpg in manual form, or 60.1 mpg
as a DSG auto.
Volkswagen's long - derided goal of selling 800,000 cars and light trucks here before the end of this decade already is starting to feel quaint
as the media assess the damage to future sales caused by the company's
diesel emissions test - software scandal.
As an aside, the Japanese automaker still plans to import a
diesel - powered midsize Mazda6 to the U.S. but only, according to a spokesman, when it is confident it «can both meet the necessary
emissions standards and provide the level of driver involvement and enjoyment that is expected of a Mazda.»
A particulate filter is available
as an option for the
diesel units (this reduces about 99 % of the particle
emissions, without the need for additives).
This, after all, is what you should expect from a turbocharged
diesel engine, at least
as a tradeoff for meeting
emissions standards.
Three new categories for faults and failures will be introduced to the MOT test
as well
as tougher
emissions tests for
diesels
Stay tuned for more news on the expansion of Volkswagen's
diesel emissions troubles
as we learn more.
The Auris has low claimed CO2
emissions, too, and this means it stacks up well
as a company car — the Benefit - in - Kind (BiK) bracket is lower than for the petrol or
diesel model and compares well against rival hatchbacks and small estates.
As a number of regulatory bodies have launched investigations into certain automakers» use of auxiliary
emissions control devices and millions of VW Automotive Group vehicles are under recall, the crisis has not made a significant dent in the sales of
diesel cars in Europe, which still make up a large chunk of the entire vehicle population in Western and Eastern Europe.
The CEO is not advocating for
diesels to stay forever — he sees an electric takeover in the relatively near future
as unavoidable — but the step toward reducing
emission levels still lies through improved
diesel tech.
For those with a desire to keep their fuel bills low, the 20d model features an efficient turbocharged
diesel engine that joins the BMW X3
as the only other SUV in the segment to offer such an engine (the Audi Q5 TDI is discontinued due to the VW
emissions scandal).
Fairly standard features such
as engine stop & start, and a gear shift indicator help with the basics, and Peugeot's uses a number of exhaust treatments to keep
emissions down - including an selective catalytic reduction (SCR) and
diesel particulate filter (DFP).
Market launch of the new MINI 5 door with four model variants (combined fuel consumption: 5.9 — 3.6 l / 100 km, combined CO2
emissions: 136 — 95 g / km); two petrol and two
diesel engines of the new generation available with MINI TwinPower Turbo Technology; MINI Cooper 5 door with 100 kW / 136 hp 3 - cylinder petrol engine, MINI Cooper S 5 door with 141 kW / 192 hp 4 - cylinder petrol engine, MINI Cooper D 5 door with 3 - cylinder
diesel engine (85 kW / 116 hp) and MINI Cooper SD 5 door featuring new 4 - cylinder
diesel engine presented for the first time with an output of 125 kW / 170 hp; 6 - speed manual transmission
as standard, 6 - speed Steptronic transmission or Steptronic sports transmission
as an optional extra; extensive MINIMALISM technology including auto start / stop function and optional GREEN mode.
The lowest - polluting model in the range is actually the most powerful 128bhp
diesel, with 96g / km, but our choice
as the best all - rounder is the BlueHDi 100 version, which is cheaper and still very lively, yet claims CO2
emissions as low
as 97g / km and fuel economy of 76.3 mpg.
Items such
as high - level encryption in ECUs, tire - pressure monitors, integrated axle carrier / ring gears and complicated
diesel emissions systems make it very difficult for the aftermarket to come to market with performance - oriented modifications.