We have won on safety and gained
in drag reduction, but today's cars make 1950s behemoths look like lightweights.
Not exact matches
As a result the FIA said prior to the season that they could make changes to the way the
Drag Reduction System works (such as by extending the zones) if the opening races turned out to processional borefests
in an attempt to try and make things more exciting.
The structure and location of boundary layer separation often changes, sometimes resulting
in a
reduction of overall
drag.
The
reduction in drag could potentially cut fuel consumption by as much as 20 per cent, he says.
The lure of such potential
drag reduction spawned a host of research, said lead author Frank Fish, a biomechanist at West Chester University
in Pennsylvania.
Together with a slight improvement
in drag (its coefficient drops one hundredth to 0.30; the Camry's is 0.28) and a slight
reduction in weight — as much as 78 pounds, depending on trim — the new 2013 Altima posts big gains
in EPA fuel economy: the city rating jumps from 23 mpg to 27 mpg, and highway mileage goes from 32 mpg to a top - of - the - class 38 mpg.
Aerodynamics were a key focus during development — the new Silverado spent more than 1,000 hours
in wind - tunnel tuning — with Chevrolet claiming a seven percent
reduction in drag compared to the outgoing truck.
In its most upright position it sits 1.2 - metres above the ground, can angle through nearly 90 - degress when working as an airbrake, and is also part of a
drag reduction system (DRS).
To hit 200 (reasonably) safely, the SVT team revised the Shelby's aerodynamics, achieving a slight
reduction in overall
drag with a considerable
reduction in front - end lift.
Just behind sit new electrically - actuated air shutters, which provide a claimed a 10 percent
reduction in drag and three percent improvement
in highway fuel economy.
[10] Designed by Volkswagen's own internal design team, the new car featured increased front and rear headroom, increased luggage space and a
reduction in the coefficient of
drag.
All together, there's 123 kg of downforce at 124mph — up 76 per cent on the 599's figure — and a big
reduction in drag, down to 0.299 Cd.
Detailed management of underbody and engine - room airflow, along with specific wheel designs, net further
reductions in drag.
[13] Aerodynamics and weight
reduction play important role
in fuel economy improvement: aero parts are placed under the engine bay, fuel tank, and the rear underbody to enhance airflow; front spoiler and strakes ahead of tires direct airflow around the wheel wells; there is a new flat underfloor; resulting
in 3.4 % lower coefficient of
drag.
These new powertrain products — combined with weight
reductions of 100 kg (220 lbs) on next - generation vehicles, improved aerodynamic design to reduce
drag, and the introduction of electric devices like the fuel - saving stop / start system called i - stop (currently available
in Japan and Europe)-- will contribute to meeting the Mazda's global 2015 fuel economy improvement goal of 30 %, with an accompanying drop
in CO2 emissions of 23 % (compared to 2008).
Additionally there's a
Drag -
Reduction System (DRS) rear wing that can be adjusted manually or left
in automatic mode where it pops up or folds down as necessary.
To increase the effectiveness of the
Drag Reduction System (DRS), the entire wing is no longer lowered but, like
in Formula 1, the top flap flattened — which is intended to produce even more overtaking maneuvers
in DTM events.
The aerodynamic effect of the track extension is a
reduction in overall
drag and an increase
in front downforce of nearly one third.
On the upper side of the wheel arches, imsa CFK air ducts have been integrated, resulting
in a significant
reduction of the
drag effect caused by non-aerodynamic airflow at higher and highest velocity.
This design allows for a
reduction in drag, yet maintains an ideal level of downforce.
With a new lightweight body and 7 per cent
reduction in aerodynamic
drag, the third - gen Outlander is relatively more efficient as well.
For the Hybrid however, there is a unique front bumper fitted with extra vents supplying additional air flow and a
reduction in drag.
For the 500e to achieve a 0.311 coefficient of
drag (Cd), as compared to the 2013 Fiat 500 Lounge model's 0.359 Cd, eight exterior refinements were developed
in the wind tunnel to enable the 48 count
drag reduction.
The grip is not a concern thanks to the car's 9 - inch - wide slick tires and a redesigned aero package that produces about 650 lb (295 kg) of downforce — it even has a
Drag Reduction System rear wing similar to the technology found
in Formula 1 cars.
The design includes a
Drag Reduction System rear wing similar to the technology found
in Formula 1 cars.
Under the very beautiful exterior styling, which as Filippi Perini (Chief designer at Automobili Lamborghini SpA) states offers a
drag reduction of 3 percent while increasing downforce by a massive 50 percent, you'll find a Hybrid Chassis...
in fact a combination of carbon fiber and aluminum that is 10 % lighter and 50 % stiffer compared to the Gallardo space frame.
Low
Drag Exterior Optimized in scale wind tunnel and full - scale coast - down validation, the 2017 Ridgeline's aerodynamic improvements include a 15 - percent reduction in the coefficient of drag (CdA), as determined by CFD simulati
Drag Exterior Optimized
in scale wind tunnel and full - scale coast - down validation, the 2017 Ridgeline's aerodynamic improvements include a 15 - percent
reduction in the coefficient of
drag (CdA), as determined by CFD simulati
drag (CdA), as determined by CFD simulations.
The results were astonishing: together, the optimized tractor and trailer design achieved an incredible 54 %
reduction in aerodynamic
drag.
Benefits of this frame design include improved crash safety, a significant
reduction in interior noise levels and reduced aerodynamic
drag that helps enhance fuel efficiency.
This frame design improves overall structural strength for enhanced crash safety, while also reducing interior noise and improving aerodynamic efficiency — the
reduction in drag in turn enhances fuel economy.
This frame design improves overall structural strength for enhanced crash safety, while also reducing interior noise and improving aerodynamic efficiency (the
reduction in drag in turn enhances fuel economy).
A six per cent
reduction in drag is reflected
in improved fuel economy and a higher top speed.
The new 1.4 turbo's performance, combined with a mass
reduction of more than 110 kg and an aerodynamic
drag coefficient (Cd) of just 0.29, which GM says is best -
in - class, supports an estimated fuel consumption of just 5.9 L / 100 km on the highway.
The resulting
reduction in mechanical
drag along with revisions to the existing S - tronic dual clutch gear box are said to provide prototype versions of the A4 2.0 TFSI quattro ultra with fuel savings of up to 0.3 l / 100 km
in everyday driving conditions.
Certain models also feature
reductions in brake - pad
drag on the discs and wheels fitted with low rolling resistance tires, inflated to a higher pressure.
HSD - specific design modifications have reduced the Toyota hybrid's coefficient of
drag from Cd 0.290 to 0.283, effecting
reductions in both fuel consumption and CO2 emissions.
Helping fuel efficiency is a 10 percent
reduction in aerodynamic
drag.
The bumpers integrate a new design for the fog / cornering lamp housing, that now carves out vertical crevices on the outer ends for better airflow and a marginal
reduction in drag.
Along with producing less
drag, aerodynamic upgrades and exterior refinements have led to a
reduction in wind noise.
To increase the effectiveness of the
Drag Reduction System (DRS), the entire wing is no longer lowered but, like
in Formula 1, the top flap flattened — which is intended to produce even more overtaking maneuvers
in future DTM events.
These styling tweaks mean the Elise has received a four per cent
reduction in drag, helping fuel economy and reducing emissions.
@groditi Also factor
in the
drag from pension liabilities,
reductions from spending rules from lower interest rates; I think it washes Apr 08, 2013
The DRS system, which stands for
Drag Reduction System, opens a small slot
in the rear wing of your car allowing air to pass more freely, thereby giving you a speed boost also makes the leap into gaming and fits
in nicely..
As aerodynamic
drag composes roughly two - thirds of the fuel consumption for a tractor - trailer at highway speeds, a 50 percent
reduction in drag represents a 33 percent
reduction in fuel consumption.
According to PhysOrg, «This simple change [
in the bird's wing -RCB- results
in a
reduction of surface area, which, as the researchers calculated, reduces profile
drag by as much as 50 % and significantly reduces the overall power requirements.
In a project funded jointly by the Engineering and Physical Sciences Research Council (EPSRC) and Airbus, Warwick and other universities are investigating the potential of using new types of passive devices for turbulent
drag reduction.
More On The Kyoto Protocol 16 Kyoto Protocol Nations On Track to Meet Emissions
Reductions Target, Through No Fault of Their Own Kyoto Protocol Lawsuit Dismissed: Canada Gets to Keep
Dragging Feet on Climate Change Action Austria Not Pulling its Weight
in Meeting Kyoto Objectives Russia Joins Global League of Climate Obstructionists, Putting Future U.N. Treaty
in Doubt Iraq Again Focuses Attention on U.S., This Time By Ratifying Kyoto Japan Taking the Easy Way Out to Meet Kyoto Obligations Influencing The Post-Kyoto Framework China Open To Post-Kyoto Framework Canada Sort of Commits to Kyoto.
Direct emissions changes include
reductions in efficiency from factors like increased
drag from sensor equipment and the power consumption of required computing and communications equipment.
If anything, the
reduction in cable
drag made the mouse feel much smoother gliding around on my mousepad.
«The biggest driver for the increase
in the HPSI is the rebound
in the good time to buy sentiment, which outweighed the largest
drag: a sizable
reduction in the net share of consumers expecting home prices to rise over the next year,» says Doug Duncan, chief economist and senior vice president at Fannie Mae.