Saturday, July 30, 2011
Friday, July 29, 2011
New Concept Car: BMW i8
It’s been nearly two years since BMW’s Vision EfficientDynamics concept debuted at the 2009 Frankfurt show, and the car has now officially re-emerged one step closer to production as the BMW i8 concept. As you can see, little has changed in the styling department. In fact, other than a new wheel design, the only other notable change we’ve spotted concerns the doors, which seem to have claimed some territory along their bottoms and thereby reduced the size of the blue body-side accent. Interestingly, the car didn’t show that change when BMW paraded it around for spy photographers this past March, but we like it.
As with the i3 city car concept that debuted at the same time (you can read about it in full here), the story of the i8 begins with its LifeDrive architecture. BMW says that its experiences in creating the Mini E and 1-series-based BMW ActiveE showed that adapting cars engineered for internal-combustion power to electric propulsion results in a lot of excess weight and compromises in packaging. As a result, both the i8 and i3 are built using two purpose-built modules: one to house passengers, dubbed “Life,” and one for propulsion and suspension components, called “Drive.” Combine them, and you have a car—and marketing-friendly “LifeDrive” branding.
While the i3 and i8 share the LifeDrive architectural philosophy, the cars differ in execution. That’s because the i3 is fully electric, while this i8 is a plug-in hybrid, so its Drive component is actually split in two, with an electric motor at the front axle and a gas engine at the rear. Unlike the i3, which situates its batteries below the passenger compartment, the i8’s lithium-ion cells are actually part of the Life module, stacked through a central tunnel that might house a transmission and driveshaft in a conventional car. Arranging them this way allowed BMW’s engineers to achieve yet another claim of perfect 50/50 weight distribution, thereby preserving peace in the city of Munich. As in the i3, the i8’s Drive components are largely crafted of aluminum, while the Life module uses a carbon-fiber-reinforced plastic monocoque. Using so much lightweight material essentially cancels out the added weight of the heavy electric drive components, thereby allowing the car to weigh less than 3300 pounds, according to BMW. The rigidity imparted by the carbon fiber also allows for long, dramatic doors that ease access to the two small rear seats, and is a boon to crashworthiness, too.
While most other so-called “through-the-road” hybrids (meaning the propulsion systems each drive their own axle) are based on existing front-drive vehicles—meaning they add electric power to the rear wheels—BMW had the luxury of starting from scratch. Because most braking energy gathers at the front of the vehicle, the i8 has its electric motor up front for the sake of recapturing energy. The i8 uses a modified version of the i3's electric motor, with a peak output of 168 hp and 184 lb-ft of torque. It’s fed juice, of course, by those lithium-ions, which take about two hours to charge and return 20 miles of all-electric driving.
Thanks to: Car and Driver
New Concept Car: BMW i3
BMW has been hyping up its “Megacity Vehicle” for a couple of years now, and despite teasers about innovative tech features and full carbon-fiber body structures, we’ve withheld judgment, even when we spied one in the wild over the winter. But as of now, the shroud of mystery has been lifted about all the details except how the thing actually drives. Like a BMW? Like nothing before it? Maybe both?
The i3’s story begins with its LifeDrive architecture. According to BMW, experience with the Mini E and BMW ActiveE (the electric 1-series coupe) has proven that creating an electric car out of a structure designed to house an internal-combustion engine results in wasteful excess weight and imperfect packaging. As a result, the i3 (as well as the i8 sports car also being announced now) is made up of two separate modules. The “Drive” portion houses a large array of lithium-ion batteries, plus the suspension, transmission, and electric motor. For a low center of gravity, all of these heavy components are low to the ground, with the batteries spread within the wheelbase for optimal handling. The main structure is all aluminum, with an additional aluminum barrier around the batteries for crashworthiness.
The “Life” module sits atop the drive components and houses passengers and luggage. As BMW has already announced, this structure consists of carbon-fiber reinforced plastic, or CFRP, a first for any vehicle this side of a few exotic supercars. While the aluminum Drive module weighs 30 percent less than a similar steel structure, the weight reduction in the CFRP Life module is closer to 50 percent. As a whole, the i3 weighs in at 2756 pounds, according to BMW. When speaking about the safety of CFRP, the company points to Formula 1 cockpits as proof of security. While metals require large crumple zones, carbon can be designed with special deformation elements that result in large amounts of energy being consumed in a very small space. A further benefit of the LifeDrive architecture is the deletion of a driveshaft tunnel, allowing more space to be dedicated to the cabin. BMW says each set of seats (front and rear) is connected so that every passenger can leave from one side in a tight parking space, but we think someone at the company just really digs bench seats. There’s approximately seven cubic feet of space left over in the rear for luggage, as well as a small compartment up front where the gas engine would usually be for stowing a charging cord or other small items.
Back inside the Drive structure, the i3 uses an electric motor that’s 40 percent more compact than that of a Mini E, allowing it to fit right above the rear axle that it powers through a one-speed transmission. Yes, one speed. That means the car will never shift on its way up to a computer-limited top speed of 93 mph, which BMW has determined to be the point at which the batteries drain too quickly. The company says the i3 will run 0 to 62 mph in 7.9 seconds. In terms of passing power, accelerating from 50 to 75 mph should take just six seconds.
Peak power is 125 kW, or 168 hp, and 184 lb-ft of torque. Range is estimated at 80–100 miles, and a standard charge will take about six hours. With a special high-speed charger, the i3 is said to be capable of reaching an 80-percent charge in just an hour, meaning medium-range drives can be done with just a long coffee break in the middle. But wait, there’s more, as the infomercial folks might say.
Thanks to: Car and Driver
Car Review Of New Toyota Prius Hybrid
Car Review of New Toyota Prius Hybrid
The Toyota Prius hybrid electric car is the top selling green car in the US. But is this hybrid really green, or just a guilt free yippie mobile ...Spied: 2014 Mercedes CLC
Mercedes will enter the premium small saloon market in late 2013 with a swoopy new Mercedes CLS-inspired car based on the upcoming front-drive B-class.
Called the Mercedes CLC, and pictured here testing for the first time in the US, the new four-door will also spawn an AMG model as an indirect successor to the classic 190E 2.5-16 Evolution II.
The CLC, codenamed C117, will use the long-wheelbase version of Mercedes’ new compact MFA platform that will also underpin the upcoming GLC off-roader (codenamed X156), as well as the new B-class (W426). A short-wheelbase iteration of the platform will be used for the rakish new A-class (W176).
Standard versions of the CLC will be offered in front-wheel drive, with selected models — including the AMG — coming equipped with four-wheel drive.
Turbocharged petrol engines include a 1.6 in 121bhp and 154bhp guises. There’s also a 207bhp 2.0, with 0-62mph performance of 7.0sec and a 145mph top speed. Diesels include a 1.8, in 108bhp and 134bhp forms, and a 2.1 with a choice of 168bhp or 201bhp.
The Volkswagen Golf R-rivalling CLC AMG will be powered by a twin-turbocharged 2.0-litre engine producing 296bhp. It will also have a dual-clutch gearbox, while other models get a six-speed manual gearbox as standard.
Thanks to: Autocar
New Car: 2012 Renault Twingo
Renault has released this first official image of the facelifted Renault Twingo, ahead of the car’s launch at the Frankfurt motor show
The front-end of the new Renault Twingo features a “stylistic renewal,” with big Nissan Juke-style fog lights and an enlarged and more vertically positioned Renault logo.
Renault describes the Twingo’s new look as in-keeping with the model’s “typically expressive front face.”
Under the bonnet, the biggest change to the range is likely to be the addition of Renault’s new 0.9-litre, three-cylinder petrol engine, first seen in Renault’s R-Space concept at the Geneva show earlier this year.
Thanks to: Autocar
Sneak Peek Up Date: 2013 Infiniti JX
Smile for the camera! Halfway through its strip-tease of the 2013 JX crossover, Infiniti has released the clearest shot yet of the car: a photo showing most of the front end. No shadowy figures here, just straight-on front thee-quarter.
We can see that the JX falls right in line with the rest of the Infiniti family, bearing a familiar resemblance to both the QX and FX. The grille reminds us of the larger QX, but it also takes after that on the Ethera concept shown earlier this year in Geneva. Headlamps are shaped like those used on the FX, but are a little less aggressive. Two lateral hood bulges leading into the A-pillar match the JX into the rest of the Infiniti lineup.
We’ll get a full look at the JX in the coming weeks, as Infiniti has told us that there will be a total of seven teaser shots before the JX Concept’s debut on August 18 at the Pebble Beach Concoursd’Elegance, and the production car’s unveiling this fall at the 2011 Los Angeles Auto Show.
Once it hits the marketplace, the JX will do battle with the Audi Q7, Mercedes-Benz GL-Class, Lexus’ long-rumored three-row crossover, and Cadillac’s forthcoming sub-Escalade crossover.
Thanks to: Motor Trend
Thursday, July 28, 2011
Unofficial Picture: 2013 Subaru XV
The Subaru XV will be produced in China via the still unofficially announced joint venture between Subaru and Chery in 2012 and should sit under the Forester in terms of product placement according to media reports. Chinese consumers have already seen the XV in concept form at the Shanghai Auto Show earlier this year where it gained center stage on the Subaru stand. The original XV is already on sale in China as a crossover version of the current Subaru Impreza, but the latest generation is expected to offer a cleaner design for the whole car and will come in crossover and regular styling.
Engines are likely to be 2.0L, although Subaru could potentially introduce some its smaller engines from the Japanese market into China – possibly even some small displacement turbo units.
Pricing is purely guesswork at this stage, but anything from 120,000rmb and rising with an eventual product launch date of early to mid 2012.
Thanks to: China Car Times
Hot News: 2013 Audi Allroad
The new A6 Avant has only just arrived, but Auto Express has learned that Audi is already working on expanding the line-up, with the next generation of the popular Allroad model.
Our exclusive image shows the new version gets a similar look to before, with a raised ride height, steel bumper guards and subtle plastic cladding to protect the body over rougher terrain.
Audi’s adaptive air-suspension will be included as standard, so drivers can adjust the ride height to suit different conditions. The newcomer should also feature an ‘off-road’ ESP system that adapts to changing surfaces and levels of grip.
The Allroad is likely to be available only with the most powerful V6 engines from the range, including a new 309bhp diesel and the smooth 3.0-litre TFSI turbocharged petrol.
As with the standard estate, the new car’s longer wheelbase should mean more room inside for rear passengers. But the Allroad isn’t the only new A6 on the way.
The hot S6 saloon and estate will debut at September’s Frankfurt Motor Show, while a petrol-electric hybrid to rival the Lexus GS is due here in the spring. For more details click here.
Thanks to: Auto Express
Hot News: Toyota Prius Family
Thanks to: Auto Express
Hot News: Land Rover Defender to be Axed?
Thanks to: Auto Express
Spied: 2012 Renault Twingo
The facelifted Renault Twingo has taken its first public steps, more than a month ahead of its scheduled worldwide debut at the Frankfurt Motor Show.
Our spies caught this re-styled model completely undisguised in France – and it's clear that the updated model has a very different look. At the front it gets Renault's new grille and headlight arrangement, with a larger, more prominent diamond badge, which was first revealed on the DeZir.
However, designers have controversially added a pair of prominent circular spotlights too. At the rear the tailights are split into two separate units.
Other changes are likely to include an updated cabin with higher quality trim, while engines will be carried over from the current car, but made more efficient thanks to tweaks to the car's electronics.
The range currently includes 1.2-litre petrol and 1.6-litre four-cylinder petrol engines. While the entry-level variant emits 119g/km of CO2, Renault will be striving to get the Twingo below 100g/km for road tax-free status. For more details click here.
Thanks to: Auto Express
Toyota Yaris Hybrid Synergy Drive Concept Explained By Guillaume Gerondeau - Video
Toyota Yaris Hybrid Synergy Drive Concept explained by Guillaume Gerondeau - Video
Video of Toyota Yaris Hybrid Synergy Drive Concept explained by Guillaume Gérondeau, Vice-President Product Planning & Marketing, Toyota Motor ...Wednesday, July 27, 2011
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