These vehicles emit up to five times the pollution of the average car and achieve far
lower fuel efficiency.
``... E15 could
lower fuel efficiency and possibly cause premature engine failure for motorcycles and ATVs.»
The superior performance is also the reason behind the slightly
lower fuel efficiency figures of 13.7 kpl in the city and 18.6 kpl on the highway.
Currently, Hyundai equips the conventional torque converter in products that offer an automatic transmission option, but higher costs and
lower fuel efficiency have put off prospective buyers.
The Prius c rides and feels worlds apart from the rough - riding Honda Insight — a dedicated hybrid model at a similar price with significantly
lower fuel efficiency.
That would result in
lower fuel efficiency at best and potential overall performance degradation or even stalling at worst.
They determined that installing efficient particulate filters in vehicles with GDI engines — even if they slightly
lower fuel efficiency — could likely balance this trade - off and benefit the climate.
Low prices have emboldened many Americans to purchase vehicles with
lower fuel efficiency such as trucks, vans and SUVs, which has been great for auto companies and lenders.
Only thing is
the low fuel efficiency, and difficult for parking because of the big size.
At that time, a crowded marketplace, poor marketing position and
low fuel efficiency were blamed for the R - Class's failure.
The bad - boy SUVs with their rugged looks and ridiculously
low fuel efficiency are increasingly out of favor among consumers now demanding smaller models with higher MPGs.
Not exact matches
The report said Qantas recorded poor
fuel efficiency because it used older,
fuel - intensive aircraft, carried a
low amount of freight (therefore making it less efficient) and also had relatively
low numbers of passengers on each plane.
The Trump administration's main justification for weakening
fuel standards — less - than - expected consumer interest in
efficiency due to
lower gas prices — is actually the reason why the nation needs more stringent standards in the first place, The Conversation argues.
The text separately pointed to possible medium - term measures to address emissions that could include
low - carbon and zero - carbon
fuels, improved energy
efficiency for new and existing ships and possible market - based mechanisms to encourage the shift to
lower - carbon
fuels.
As Boeing says in its press release: «The 787 Dreamliner is an all - new, super-efficient family of commercial airplanes that can fly long distances while offering 20 to 25 percent better
fuel efficiency per seat and
lower emissions than the airplanes they replace.
However Azeez admits that part of the catch - up challenge is the
low fuel price in the GCC, which makes energy
efficiency a less significant driver for Industrial Internet adoption.
• Creating cleaner transportation options — by investing in public transit infrastructure, improving our
fuel efficiency and transitioning to
low - carbon options like electric vehicles;
It provides the greatest cube
efficiency, and its light weight allows a truckload to cube out before it weighs out — meaning that every available inch of space is optimally utilized, minimizing freight and handling costs with fewer trucks, less
fuel, and
lower emissions.
Released to the public in June 2017, the latest corrugated industry life cycle assessment (LCA) confirms continued environmental progress through increased
efficiencies in mill energy systems, increased use of
low - impact fossil
fuels, and increased recovery for recycling.
An energy
efficiency program focused on such things as EPA SmartWay trailers and
fuel efficient truck fleets means this carrot company has
lower carbon emissions and is working toward a smaller environmental footprint.
The statistics also show that the poorest continue to live in the worst homes with the depth and likelihood of being
fuel poor increasing markedly with
lower levels of energy
efficiency.
Mark Doriski: Along those same lines, we have a synthetic lubricant called SpectraSyn Elite that allows us to improve
fuel efficiency both at
low temperatures, when you first start up any kind of machinery — for example, an automobile — and also at high temperatures.
WMG is analysing the suitability for micro / mild hybridisation (MMH)-- a feasible solution that represents a simple,
low - cost implementation to create high
fuel efficiency with less energy use and fewer emissions.
Those modifications include stop — start (idle - off) systems in which the engine shuts down when the car is stopped during driving;
low rolling - resistance tires (which are harder and thus less flat, reducing friction); variable valve timing for engines, which increases gas consumption
efficiency; and
fuel economy computers or displays to encourage eco-driving, such as such as those in the Toyota Prius, which show miles per gallon averages for that moment, hour, week or month, or when riding downhill, so that drivers are more aware of how their driving impacts
fuel efficiency.
The experiment has potential as a source of renewable
fuel, but at a solar - to - hydrogen
efficiency rate of around 5 percent, the conversion rate is still too
low to be commercially viable.
Multiple pathways exist to a
low greenhouse gas future, all involving increased
efficiency and a dramatic shift in energy supply away from fossil
fuels.
«The
lower operating temperatures during cold start are due to increasing
fuel efficiency in advanced combustion engines, which leaves less energy in the tailpipe exhaust,» said Abhaya Datye, a distinguished professor at UNM's Department of Chemical and Biological Engineering and study co-author.
Of those approaches, none came close to reducing emissions as much as conservation, increased energy
efficiency and
low - carbon
fuels would.
Other similar billion - ton savings in emissions (what Princeton University professors Stephen Pacala and Robert Socolow have dubbed «stabilization wedges») are desperately needed and can come only from reduction in fossil -
fuel consumption through energy
efficiency,
low - carbon technologies and changes in way of life.
One area of their research seeks to match engine combustion modes with improved
fuel properties to create higher
efficiency and
lower emission transportation technologies.
A third study of simulations by Som and Argonne postdoctoral researcher Pinaki Pal, identifies the conditions at which new
fuel formulations can thrive under
low temperature combustion, leading to reduced emissions and higher
efficiency.
As Jiang explained, the
efficiency of coal conversion technologies remains
low, and coal - derived liquid
fuels or coal - based synthetic gas have lost their price advantage due to falling prices for conventional energy sources.
Implementing key policies and investments in those three systems — from phasing out fossil
fuels to stopping deforestation to ramping up energy
efficiency — could deliver at least half of the emissions cuts needed by 2030 to
lower the risk of dangerous climate change, said Jeremy Oppenheim, the report's program director.
The new two - mode hybrid system from General Motors, DaimlerChrysler and BMW boosts
fuel efficiency at both
low and high speeds, improving combined mileage 25 percent over standard models.
(The decoy effect works on humans, too: When buying a used car, for example, consumers who value a
lower price over
fuel efficiency may choose car B over car A, which costs more but has superior
efficiency.
Solid oxide
fuel cells (SOFCs), based on an oxide ion conducting electrolyte, have several advantages over other types of
fuel cells, including relatively inexpensive material costs,
low sensitivity to impurities in the
fuel, and high overall
efficiency.
More tests and demonstrations are in the waste refinery's future and the engineers are optimistic that it may be capable of achieving even greater
efficiency — reducing diesel requirements to as
low as one or two percent of the
fuel mix.
«Therefore, nanorockets equipped with this valve system are able to move with great
efficiency in water, even at
low concentrations of
fuel.»
(5) reduction in transportation sector emissions through increased transportation system and vehicle
efficiency or use of transportation
fuels that have lifecycle greenhouse gas emissions that are substantially
lower than those attributable to fossil
fuel - based alternatives;
With a thermal
efficiency of 60 % or more in applications including automobiles, power generation, and aircraft, will their
low fuel consumption be superior to that of HV vehicles?
Therefore, if automobiles could be equipped with «
low - cost, ultimate -
efficiency engines,» reaching a stand - alone thermal
efficiency of 60 % or higher over a wide range of driving conditions, it is believed that a substantial
fuel consumption superior to that of current hybrid system automobiles could be a reality.
Through our Vehicle, Bioenergy, and
Fuel Cell Technologies Offices, EERE advances the development of next - generation technologies to improve plug - in electric and other alternative - fuel vehicles, advanced combustion engine and vehicle efficiency, and produce low - carbon domestic transportation fu
Fuel Cell Technologies Offices, EERE advances the development of next - generation technologies to improve plug - in electric and other alternative -
fuel vehicles, advanced combustion engine and vehicle efficiency, and produce low - carbon domestic transportation fu
fuel vehicles, advanced combustion engine and vehicle
efficiency, and produce
low - carbon domestic transportation
fuels.
Nano - engineered materials in automotive products include high - power rechargeable battery systems; thermoelectric materials for temperature control; tires with
lower rolling resistance; high -
efficiency /
low - cost sensors and electronics; thin - film smart solar panels; and
fuel additives for cleaner exhaust and extended range.
As discussed above, nano - engineered materials in automotive products include polymer nanocomposites structural parts; high - power rechargeable battery systems; thermoelectric materials for temperature control;
lower rolling - resistance tires; high -
efficiency /
low - cost sensors and electronics; thin - film smart solar panels; and
fuel additives and improved catalytic converters for cleaner exhaust and extended range.
The
lower operating temperatures during cold start are due to increasing
fuel efficiency in advanced combustion engines, which leaves less energy in the tailpipe exhaust, said Datye, a study co-author.
Production of
fuel cells, electrolyzers and hydrogen storage tanks with
lower cost and higher
efficiency will be enabled by the work in Research Area 2 (lead by SINTEF).
In fact, the four biggest economies in the world all have
fuel efficiency standards that will converge by 2025, encouraging research and development of
lower emission vehicles on an international scale.
While the weight savings compared to the V - 8s is negligible, considering the mass added by the twin turbochargers and intercoolers, the gains in
fuel efficiency and
low - speed acceleration are stark.
Hyundai has attempted to improve
fuel efficiency by implementing a
lower - friction crankshaft seal, and redesigned the timing chain so there is less friction between the camshaft gears and the chain.
Mazda hasn't invested in turbocharging as much as other automakers, instead relying on the
low friction of its Skyactiv naturally aspirated engine family to help it improve
fuel efficiency.