Manual Burr grinders are incredibly authentic, but you can combine the grind quality of burrs with
the speed of an electric motor.
By varying
the speeds of the electric motors, you can get the effect of a continuously varying gear ratio but without the the continuous slippage and wear of a conventional friction based CVT
The research teams will look at how
the speed of the electric motor can be increased, to reduce its size, weight and cost while enhancing performance and durability.
Not exact matches
Its 248 - horsepower
electric motor will take the car from 0 to 60 in four seconds, with a top
speed of 130 miles per hour.
The three - wheeled car weighs about 1,200 pounds and features a single - cylinder 7 - hp engine that uses either diesel or ethanol and networked batteries to drive two
electric motors, giving it the equivalent
of 16 hp and a max
speed of about 70 mph.
In addition to SpaceX, the entrepreneur serves as chief executive
of Tesla
Motor Co., an
electric car company, is chairman and co-founder
of SolarCity and is working to build a high -
speed «Hyperloop» transportation system, which — in theory — could revolutionize travel by cutting commute time from Los Angeles to San Francisco to 30 minutes.
The performance is impressive: the
electric motor has the power
of 1000 Watts and that's enough to reach the
speed of 30 MPH.
The bill proposes defining a «standup
electric scooter» as a vehicle powered by
electric motors of less than 750 watts, and capped at a
speed of 20 miles per hours.
The Pocket Mod Sweet Pea is jam - packed with features, including a high - performance chain - driven
electric motor, a gorgeous vintage - inspired body, a pair
of 12 - inch pneumatic tires with a rear suspension system (to ensure a comfortable ride), a retractable kickstand, variable -
speed acceleration, a padded seat, and a built - in battery that travels for up to 10 miles on a single charge.
Travelling
speeds of up to 12 miles per hour, the
electric power engages a chain driven
motor for a smooth and comfortable ride.
Through a cable, the
electric motor is connected to a mini-computer, which sits on the frame and controls the
motor with the help
of a
speed sensor.
When the driver needs a boost
of speed, the batteries can dump up to 60 kilowatts (80 horsepower) into the system, which is now in
electric motor mode.
The Patriot will be powered by a complex combination
of elements: a gas turbine, a high -
speed flywheel, and an
electric traction
motor.
The 5.2 - liter, naturally aspirated gas engine would drive the Asterion's rear wheels via a seven -
speed dual - clutch automatic transmission while a pair
of electric motors hooked up to a computer - operated torque vectoring system on the front axle would power the hybrid car's front wheels.
Using an
electric motor in place
of the torque converter in ZF's magnificent eight -
speed automatic transmission, the new ActiveHybrid models now use the N55 single - turbo 3.0 - liter straight six.
The BMW X5 xDrive40e has a 2.0 - liter turbocharged inline - four rated for 245 hp and 258 lb - ft
of torque, mated to an eight -
speed automatic transmission, plus an
electric motor rated for 113 hp and 184 lb - ft.
With power coming from an 81 - kWh
electric motor making 109 hp and 210 lb - ft
of torque, the Soul EV's acceleration should be on par with EV competitors such as the Nissan Leaf; Kia says the Soul EV will accelerate from 0 - 60 mph in less than 12 seconds and reach a top
speed of 90 mph.
It marks the U.S. debut
of VW's 1.4 - liter turbo four, which is combined with an
electric motor and a seven -
speed dual - clutch automatic.
Even some
electric motors don't have torque peaks that broad, and with only minor turbo lag (thanks to BMW's ingenious cross-bank exhaust manifold and Valvetronic), stupendous
speeds are available with a tiny twitch
of your right toes.
That's why I bought a hybrid that has
electric AC pump running independently
of engine
speed and the alternator is actually a very beefy
motor - generator; this car has no traditional alternator.
We had a couple
of the same limited laps in an RLX hybrid with Super-Handling All - Wheel Drive, which uses an
electric motor to power the rear wheels and combines with the 3.5 - liter V - 6 and seven -
speed dual - clutch transmission to provide 370 horsepower.
Of particular note is the hybrid powertrain's ability at stalling the engine at
speed, maintaining momentum with the
electric motors.
Pushing the boundaries
of high - performance technology today means something very different from what that original car embodied, so the formula for the New Sports eXperience is considerably different in the 2017 Acura NSX: The basics include a hybrid powertrain made up
of three
electric motors, a lithium - ion battery pack, a mid-mounted twin - turbocharged V - 6 engine and a dual - clutch nine -
speed automatic transmission.
Now attempts at a quick getaway are boosted by a keen surge
of torque as the
electric motor does what it does best, providing maximum twist action from very low
speeds.
Electric motors are most potent from zero rpm, so most
of the acceleration, delivered via a single -
speed auto transmission, is in the first 30mph, though BMW does claim that the engine changes enhance acceleration at higher road
speeds, too.
The RLX Sport Hybrid SH - AWD prepares Acura enthusiasts for the return
of the NSX, which will have a longitudinal V - 6, in this case twin - turbocharged, and connected to a version
of the seven -
speed DCT with a built - in
electric motor, plus two
electric motors powering the front wheels.
The engineering
of this ultramodern car is absolutely unreal: a monocoque built from carbon - fiber - reinforced plastic; a racing - type weight distribution
of 43 percent front / 57 percent rear; rear tires that are each over a foot wide; a plug - in hybrid powertrain with
electric motors on each axle that delivers 19 miles
of range in full -
electric mode; a seven -
speed PDK transmission; and a 4.6 - liter V - 8 engine that revs to 9150 rpm and makes 608 hp.
With the roof down the
electric motors that is all but mute in the coupe gains a voice — admittedly a bit
of a whiny voice, but if you're a sci - fi fan you'll probably think you're an extra in Tron as the sound intensifies as
speeds increase.
Positioned ahead
of the familiar, mid-mounted 602 - hp 5.2 - liter natural - breathing V - 10 and a seven -
speed dual - clutch automatic gearbox that feed the rear wheels is an
electric motor with integrated starter and generator.
These
electric motors account for 551 lbs
of weight but produce 295 hp, helping the Lamborghini Asterion can still rocket from 0 - 62 mph in 3.0 seconds on its way to a top
speed of 199 mph.
The powertrain is complicated even by the standards
of this segment: A twin - turbo V - 6 powers the rear wheels through a nine -
speed dual - clutch transmission, while a rear - mounted
electric motor provides supplemental power to the rear wheels for quicker response.
Up front, a single
electric motor drives the front wheels through a two -
speed automatic transmission, with peak power output
of 143 hp and 184 - lb - ft
of torque.
The
electric motor is torquey enough to get by with a single -
speed transmission, but a one - gear - for - all approach won't produce the sort
of gaudy 0 - to -60-mph numbers that cause enthusiasts to drool.
The new 2016 Hyundai Sonata Plug - in Hybrid uses a similar powertrain as the standard Sonata Hybrid, which uses a 2.0 - liter, direct - injected four - cylinder engine and an
electric motor that connects to the six -
speed automatic transmission in place
of a traditional torque converter.
A turbocharged 1.5 - liter inline - three engine develops 170 hp and drives the rear wheels by way
of a six -
speed automatic transmission, while a separate 131 - hp
electric motor generator draws power from a lithium - ion battery pack and feeds the front wheels through a two -
speed transmission.
2014 - 2015 McLaren P1 Top
speed: 217 mph The second
of an astonishing hybrid hypercar trio (one is the LaFerrari; the other is coming up next), the McLaren P1 has a 727 - hp, turbocharged 3.8 - liter V - 8 paired to a 177 - hp
electric motor.
There's hardly a whisper
of that usual vacuum - cleaner whine at low
speed from the
electric motor, while wind noise at high
speed is minimized by a slippery 0.24 Cd for the bodywork.
Its high - spec powertrain combines micro-turbine technology and
electric motors to deliver 1287bhp, permitting a 0 - 62mph time
of three seconds and a 205mph top
speed.
There is no need for a transmission with an
electric vehicle (assuming that the
speed and characteristics
of the
motor match the application — for applications where this isn't the case
electric motors are often coupled with a gearbox to (usually) reduce the output
speed of the
motor to something usable) because an
electric motor produces maximum torque at 0 RPM.
Transitions between the V - 6 and the
electric motor are practically undetectable, the regenerative braking isn't overly aggressive and, particularly from a stop, there's satisfying thrust from the total system's 479 lb - ft
of torque delivered to all four wheels via a seven -
speed automatic.
Yet, thanks to its sturdiness and the power
of the
electric motors, Bollinger claims a 0 - 60 mph time
of just 4.5 seconds, a top
speed of 127 mph, and a tow and payload capacity
of 6,100 pounds.
(800 / min — 5,000 / min) Maximum Revs: 9,150 rpm Power output per l: 133 hp / l (V8 engine) Power transmission: Combustion engine with hybrid module and transmission bolted together to form a single drive unit; seven -
speed dual - clutch transmission; rear - wheel drive; front
electric motor with gearbox for driving the front wheels (decoupled from 146 mph); five pre-selectable operating modes for optimum coordination
of all drive units.
The engine and
motor combine for a total
of 416 hp and 435 lb - ft, while fully charging the 10.8 - kWh battery gives an estimated all -
electric driving range
of 11 to 22 miles at
speeds up to 78 mph.
The F1 GTR falls behind the P1 GTR as the new car continues to gain
speed around the track, taking full advantage
of the total 986 hp that comes from its 3.8 - liter twin - turbo V - 8 and
electric motor.
Drivers can also select a sport mode that ups the output
of the diesel engine and
electric motors to 305 hp and 516 lb - ft, allowing the crossover to reach 60 mph in a claimed 7.2 seconds and reach a top
speed of 127 mph.
That means using hydrogen fuel cells, battery - driven
electric motors, a one -
speed automatic transmission, and a lightweight body
of steel, aluminum, and carbon fiber.
The «key» slots into place and, as I hold it there, the
electrics come to life and the needles on the twin dials do their initial sweep before settling down on their pins again, at which point the cabin is filled with the whirl
of a high -
speed starter
motor waking the 750bhp, 553 lb ft, 7.3 - litre V12 engine from its slumber.
This rolling emoticon is powered by a 0.67 - horsepower
electric motor, with a top
speed of 15 miles an hour.
The ML450 BlueHybrid is a two - mode that can run at low
speeds using only
electric propulsion, whereas the S400 BlueHybrid uses its
electric motor as an auxiliary power source but still promises fuel economy
of nearly 30 mpg.
Even though it's a six -
speed dual - dry - clutch transmission, placed between the engine and
electric motor, it delivers power very smoothly, and it's a nice departure from the continuously variable transmissions typical
of hybrids.