Ethanol proponents claim that ethanol will deliver equal or better gas mileage than gasoline, when ethanol is used to
fuel an engine optimized to take advantage of ethanol's superior combustion characteristics.
Not exact matches
Equipped with an economy switch that
optimizes engine speed according to power demand, you won't waste energy or
fuel.
«The simulations performed by Argonne found two
optimized fuel -
engine concepts that could improve
fuel efficiency substantially,» said Yuanjiang Pei, a lab scientist who specializes in computational fluid dynamics at the Aramco Research Center — Detroit.
Like other major automakers, Audi (and its parent Volkswagen Group) is working on meeting its medium - term regulatory requirements (e.g., in the 2020 timeframe) by reducing the average
fuel consumption of its new vehicles using a combination of three primary measures:
optimizing its combustion
engines for greater efficiency; developing alternative drive... Read more →
Argonne engineers are currently working with scientists at the Advanced Photon Source (
fuel - spray project), Chemical Sciences and Engineering Division (combustion chemistry) and are developing collaboration with researchers in the Leadership Computing Facility to
optimize this combustion approach for practical
engines.
The automatic transmission in modern automobiles is
optimized to keep the
engine running at speeds that balance
fuel economy with
engine output.
Previously, the throttle needed to be 80 % engaged before the reserves of the electric motor were combined with those of the combustion
engine in an earlier strategy aimed at
optimizing fuel economy.
Direct injection is employed, as is variable valve timing, a high compression ratio, redesigned
fuel injectors, and reshaped piston cavities; the automatic transmission
optimizes the use of its lockup torque converter; both transmissions and the
engine are fractionally lighter.
This
optimizes the use of the gasoline
engine and electric motor for maximum
fuel efficiency, although drivers can select full - electric mode for quieter, greener operation.
To
optimize for regular
fuel engine designers will lower the compression ratio to allow an increase in the spark advance to MBT.
This state - of - the - art unit has
optimized gear ratios to maintain low
engine rpm during high - speed driving, which maximizes
fuel economy and minimizes cabin noise.
My guess is that the
engine computer is able to
optimize performance by using high octane
fuel.
In basic form, the single cam lobe and follower / rocker arm of a conventional
engine is replaced with a locking multi-part rocker arm and two cam profiles: one
optimized for low - RPM stability and
fuel efficiency, and the other designed to maximize high - RPM power output.
The Continuously Variable Transmissions (CVT) offered for Civic Sedan were
optimized to match each available
engine, for plenty of power without sacrificing
fuel efficiency.
Simply put, premium
fuel optimizes the
engine's characteristics.
This transmission uses the
engine's broad torque curve for brisk acceleration,
optimized fuel efficiency and smooth - shifting characteristics.
Active Grille Shutters improve aerodynamics and help
optimize fuel economy by automatically opening and closing depending on the vehicle's speed,
engine temperature,
engine load and ambient temperature.
Standard equipment includes an M Sports Package and the newest Z4 also features BMW Efficient Dynamics technologies such as Brake Energy Regeneration, Electric Power Steering and on - demand operation of
engine ancillary units,
optimizing fuel economy and emissions, BMW says.
From power and sheer driving pleasure to
fuel economy and refinement, there is a selection of Range Rover
engines and each has been
optimized for specific attributes to cater for all needs.
The V8 twin - turbo
engine of the Audi R8 Le Mans prototype, thanks to the new
fuel induction, stands for significantly improved responsiveness,
optimized fuel economy and shorter pit stops.
Chrysler Group's all - new Pentastar V - 6 is its most advanced six - cylinder
engine, with an
optimized integration of select technologies that deliver refinement,
fuel efficiency and performance.
The 2.4 L Ecotec
engine uses variable valve timing to
optimize power and
fuel economy.
The air -
fuel mix is consequently
optimized and this reduces
fuel consumption, while also minimizing the emission of CO2 and other pollutants (nitrogen oxides and particulates) at all
engine speeds.
You can also engage the green ECON button to
optimize the
engine, transmission, air conditioning and cruise control which helps save
fuel.
All models are powered by a 3.6 L V - 6
engine that uses gasoline direct injection technology, which
optimizes vehicle performance and
fuel economy.
A 2.7 - liter four cylinder
engine is equipped with a variable intake manifold and dual Variable - Valve Timing with intelligence (VVT - i), which controls phasing on both the intake and exhaust camshafts to
optimize torque and
fuel efficiency.
These allow up to five separate
fuel pulses per cycle — usually in rapid succession during the compression stroke — with multiple spark events to
optimize horsepower or efficiency, depending on
engine load and rpm.
The Cruze will be offered with two
engines: a base 1.8 - liter, four - cylinder and an up - level 1.4 - liter, turbocharged four - cylinder that has the potential to
optimize performance and
fuel economy.
«We focused on making the
engines as efficient as possible by recalibrating the ignition timing and the air -
fuel ratio for E85R, and
optimizing fuel cut - off under deceleration to reduce consumption.»
From electric motors to four - cylinder
engine, every element of the powertrain is
optimized to improve
fuel economy while providing a similar boost to performance.
of torque equipped with
engine stop - start (ESS) technology to
optimize fuel economy and minimize greenhouse gas (GHG) emissions
From sheer driving pleasure to
fuel economy and refinement, each Range Rover Sport
engine has been
optimized for specific attributes.
In addition, you can opt for special technological features like the auto start stop function, which automatically switches off the
engine at stops like traffic lights, saving you gas and
optimizing fuel efficiency.
2012 Wimmer RS Porsche 911 GT2 RS (1,020 hp), 0 to 120 mph in just 8.7 sec Tuning of the
engine was done in - house featuring, two
optimized Wimmer turbochargers, an upgraded air induction system, sports camshafts and crankshaft, timing chains, machined cylinder heads, pistons and connecting rods, a
fuel pump unit, two manifolds with bypass and two 200 cell sport catalysts.
The 2018 Toyota C - HR will come powered by a 2.0 L four - cylinder
engine and mated to an all - new continuously variable transmission (CVT) that uses a redesigned pulley system to
optimize both acceleration and
fuel efficiency.
It
optimizes torque when accelerating while providing superb
fuel economy, all by adjusting the
engine timing.
Researchers at Jilin University in China report in a papaer in the journal
Fuel that coolant temperature in a gasoline direct - injection (GDI)
engine under idle has a critical effect on particulate number (PN) emissions and that
optimizing other operating parameters will further reduce PN emissions.
That balance
optimizes acceleration and
fuel economy and reduces
engine noise during cruising.
improvements to vehicle aerodynamics,
engine friction and an
optimized fifth - gear ratio on automatic transmission models all contribute to
fuel economy improvements.
The 2016 Chevrolet Malibu Hybrid (earlier post) is EPA - rated at 46 mpg (5.11 l / 100 km) combined, 47 mpg city and 46 mpg highway; the powertrain shares the transmission architecture with the 2016 Chevrolet Volt extended range electric vehicle (EREV), but includes changes to
optimize the system for
engine - driven charge - sustaining operation in the range of conditions represented by the US EPA 5 cycle
fuel economy tests.
The 5.3 L and 6.2 L
engines feature stop / start technology and new Dynamic
Fuel Management that enables the
engine to operate on one to eight cylinders, depending on demand, to
optimize power and efficiency.
The Cayenne
engines have been
optimized to consume less
fuel than the previous - gen while offering improved performance.
If all of that
fuel - economy technology wasn't enough, the 2012 Civic Hybrid features a color - coded economy indicator in its instrument cluster that glows green when you're driving economically and blue when not, and an Econ button that tunes the climate control systems,
engine characteristics, and throttle response curve to help you
optimize your driving style.
The EcoTec3
engines use direct
fuel injection, which precisely meters
fuel directly into the cylinders, to
optimize combustion over a broad range of conditions.
The
engines also feature a new cylinder - head design and a new, sculpted piston to
optimize the mixing of air and
fuel in the
engine and the burning of the mixture to create power.
A new generation of
engines will once again
optimize the balance between driving thrills and
fuel consumption.
The
engine boasts «
optimized combustion chamber design, turbocharging and sophisticated
fuel injection» to deliver supreme refinement, according to Ford.
This helps
optimize fuel consumption by operating at high or low pressure to vary the oil supply according to
engine load requirements.
Both
engines are mated with unique six - speed automatic transmissions that offer
optimized gear selection for off - the - line power delivery in lower gears, while benefiting
fuel economy with higher gears that keep the
engine turning efficiently at lower revolutions while cruising.
In addition to crosswind stabilization, the new suspension features an energy -
optimized hydraulic pump that takes part of the burden off the
engine, contributing towards reducing
fuel consumption.