Which means it's not totally new. Another big woop, a new nose and tail with some electrics thrown in on a vapourwear vehicle.
Here is a image of the drivetrain. Notice the fin like exhaust tips
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Here is a image of the drivetrain. Notice the fin like exhaust tips
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Car and Driver said:And now on to the drivetrain. The gasoline side features the novel Koenigsegg Direct Drive transmission: In effect, a single-speed gear reduction for the mighty V-8 engine. Between the engine and the 2.85:1 rear final drive there’s no conventional gearbox, just a hydraulic coupling that, when closed, links the two directly. Below 30 mph, this can slip slightly, but it isn’t a proper clutch and won’t provide propulsion at very low speeds where the Regera relies instead on its electric motors. Above 30 mph, the Regera’s engine speed and wheel speed rise in direct proportion, with the engine’s 8250-rpm redline corresponding to the top speed of 249 mph. (Honda’s Accord hybrid and Accord plug-in hybrid use single-speed transmissions that are similar in concept, although we wouldn’t be surprised if Christian von Koenigsegg wasn’t even aware of the existence of those 114-mph family sedans.)
Koenigsegg Direct Drive might sound like the solution to a nonexistent problem, but the company claims that the lack of a conventional gearbox both saves weight and reduces the power lost to the driveline by over 50 percent compared to a traditional transmission. And the electric motors provide the ability to fill in where the V-8 is producing less power and also to add extra performance on top of it, all the way to the Regera’s top speed. There are three YASA axial flux motors, which are lighter than the more common radial flux motors. Two 241-hp versions drive the rear wheels—and provide torque vectoring—and a 215-hp motor on the crankshaft supplies torque fill and also acts as both a generator and a starter motor.
The 620-volt battery pack sits in the chassis backbone where it takes up 2.4 cubic feet of space and weighs 254 pounds. Koenigsegg says it’s the most power-dense battery pack created for a road car, with a 9.27-kWh capacity. Prodigious flow rates—up to 671 horsepower can be supplied during full acceleration and 201 horsepower can be absorbed during regenerative braking. And, yes, the provision of a 3-kW onboard charger means that the Regera is a plug-in, with a claimed electric-only range of 22 miles. We’re told the entire transmission including the electric motors and the battery pack adds just 194 pounds to the Regera’s weight compared with its mass if it had been built with just the V-8 and the company’s existing seven-speed automated transmission.
Here's the explanation from C & D...
Source: http://www.caranddriver.com/news/2016-koenigsegg-regera-photos-and-info-news
So - picture it:
The engine ostensibly drives just one loooong gear ratio - the torque deficit (arising from the lack of gear-ratio torque multiplication) is supplemented by the electric motors, especially in the 0 - 30 mph realm and after that it's just one long elastic band effect (not dissimilar to your typical electric car) all the way to the horizon and your - undoubtedly - impending death. Quite remarkable!
Same monocoque after all these years. On most auto sites, criticize any Ksegg and there'll be a witch hunt, however, stemming from the account of a former CCX owner in Long Island, some Swedish car enthusiasts, and other former owners, the cars are not exactly high performing from a reliability stand point and its compounded by documented customer service issues and lack of service network.
I know it's a bit disheartening to see the company use the same monocoque, but from a financial point of view it probably saved them a heck of lot in development costs. Designing, developing and crash testing a new monocoque is highly expensive.
I'm not in the position to fault it, so I can't say they need to change it. Plus, change is only good if it's for the better.
I think it's geared for 30-35mph/1000rpm since ICE comes in at 30mph.Regarding top speed, what was that figure up to 248 mph? 20 seconds? What will the rear diff allow given the rev limiter?
I think it's geared for 30-35mph/1000rpm since ICE comes in at 30mph.
According to Top Gear's website the car will stage the electric motors: first the rear two (483hp) come on, then once the speed rises to double digits the torque converter starts to engage so the third electric motor on the crank can start to drive the rear wheels (and the engine) which is another 214 hp, then after 30 mph or so the engine kicks in finally.
2.85 is the drive ratio from the engine. Without other information, it tells us nothing. The fact the ICE comes in at 30mph tells us that 30mph is near idle speed (1000rpm or just under). Rev limit will be similar to existing Koenigsegg engines probably (7500-8500rpm).Final gear seems tp be 2,85. What does that tell us? What is the rev limit?
I'm not in the position to fault it, so I can't say they need to change it. Plus, change is only good if it's for the better.
and you also need to evolve in order to learn new things
But what is wrong with it?
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