Audi e-tron GE

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Audi
Audi e-tron 55 quattro IAA 2019 JM 0502.jpg
e-tron
Production period: since 2018
Class : SUV
Body versions : Station wagon
Engines: Electric motor :
300 kW
Length: 4901 mm
Width: 1935 mm
Height: 1616-1629 mm
Wheelbase : 2928 mm
Empty weight : 2445-2565 kg
Stars in the Euro-NCAP - crash test (2019) 5 Stars
Evaluation in the IIHS crash test (2019), moderate overlap front
G
Stars in the US NCAP crash test (2019) 5 Stars

The Audi e-tron (internal type designation GE ) is a battery-electric powered luxury class SUV from Audi AG . It belongs to the e-tron brand . The model was unveiled in San Francisco on September 17, 2018 . Delivery started in March 2019; it was originally scheduled to start at the end of 2018.

History and current events

A first concept vehicle, the Audi e-tron quattro concept , was presented at the IAA in autumn 2015.

Originally, the production vehicle should have been presented at the Audi Summit on August 30, 2018 in Brussels, but this was canceled. Production of the vehicle started on September 3, 2018 at the CO 2 -neutral Audi plant in Brussels . The premiere of the Audi e-tron was postponed and finally took place on September 17, 2018 in San Francisco . The formal trade fair premiere took place at the Mondial Paris Motorshow in October 2018. A short time later, it became known that the Audi e-tron could not be delivered to the first customers as planned in 2018 because software problems are delaying delivery by at least four weeks. The first vehicles were delivered to customers from March 2019.

In June 2019, Audi started a global recall for the Audi e-tron. The reason: a faulty seal on the low-voltage cable can cause moisture to penetrate the lithium-ion battery. This causes the orange battery warning light to come on; Fast charging is then no longer possible. In the worst case, a short circuit or a "thermal event" are possible because of the water that has penetrated the battery. The latter is the abstract description for a fire. According to Audi, however, the likelihood of a leak is extremely low. A total of 1650 vehicles are affected by the recall.

In November 2019, the Audi e-tron Sportback, a variant with a flat tapering roof shape, was presented at the LA Auto Show . It has been in stores since February 2020. At the same time, the variant with the steeper rear received a slight technical revision.

In January 2020, Audi applied for short-time working at the Brussels plant, where the e-tron is manufactured, due to bottlenecks at the suppliers for installing the batteries. Contracts of at least 145 temporary workers will also not be renewed; up to 250 temporary workers may be affected.

technology

body

Rear view
Electronic exterior mirrors

The five-seat sports utility vehicle is 4.90 meters long, 1.94 meters wide (without mirrors) and 1.63 meters high (including roof antenna). The frontal area of ​​the vehicle is 2.65 m². The curb weight of the vehicle with driver is 2565 kg. The only difference in the dimensions of the “Sportback” variant is the height, which is only 1616 mm here. In terms of external dimensions, the vehicle is between the current series of models Q5 and Q7 .

Electronic exterior mirrors are available at an additional cost. The image from the cameras attached to the side of the vehicle is displayed on two monitors in the two front doors. In this configuration, the c W value drops from 0.28 to 0.27. With the Sportback, a drag coefficient of 0.25 is achieved. The electronic exterior mirrors are not yet approved in all markets worldwide; the e-tron is optionally available with conventional exterior mirrors or with cameras.

drive

Drive and batteries
Pre-production vehicle of the e-tron Sportback

The drive takes place via the asynchronous machines integrated in the front and rear axles with a system output of 300 kW (408 PS) and a maximum torque of 664 Nm in boost mode, which is limited to a period of 8 seconds, in drive position "S" . If the vehicle is not operated in boost mode, the peak power available for 60 seconds is 265 kW and the maximum torque is 561 Nm. The maximum power on the front axle is 135 kW (184 hp) and 165 kW (224 hp) on the rear axle (both in boost mode). The maximum speed of the vehicle is electronically limited to 200 km / h; It accelerates from 0 to 100 km / h in 5.7 seconds in boost mode, otherwise in 6.6 seconds. The continuous output of the vehicle drive is 100 kW. The spur gear differential for front and rear axle drives comes from Schaeffler . On the front axle, the input and output shafts are parallel to each other (APA250: asynchronous machine, axis-parallel arrangement, 250 Nm torque), on the rear axle the output shaft is guided by the drive shaft in a coaxial design (AKA320: asynchronous machine, coaxial arrangement, 320 Nm torque ). The transmission, asynchronous machine and power electronics are assembled at Audi Hungaria in Györ (Hungary). The e-tron 50 quattro has some different data.

Braking system

The vehicle has internally ventilated brake discs as standard , which are operated electro-hydraulically. The diameter of the one used on the front axle is 375 mm in combination with six-piston fixed calipers , on the rear axle 350 mm with single-piston floating calipers . They are used if the negative acceleration should be more than 0.3 g (corresponds to 2.9 m / s²). Below this, the vehicle decelerates using electrical recuperation . Since Audi assumes that the friction brakes rarely have to be used in everyday driving and would cause rust to build up, the vehicle has an automatic brake cleaning function. The car is the first all-electric mass-produced vehicle with brake-by-wire.

battery

The lithium-ion battery of the Audi e-tron 55 quattro with a nominal energy content of 95 kWh, of which 83.6 kWh can be used, consists of 432 pouch cells from the Korean supplier LG Chem and weighs a total of 699.4 kilograms. The battery contains 36 modules with 12 cells each. One cell has a capacity of 60 Ah. In total, the parallel connection of four cells each results in a nominal capacity of 240 Ah. The nominal voltage of the battery is 396 V. As part of a small revision, the usable energy content was increased to 86.5 kWh at the end of 2019.

The Audi e-tron 50 quattro has a lithium-ion battery with a nominal energy content of 71 kWh, of which 64.7 kWh can be used. This battery consists of 324 prismatic cells from the Korean supplier Samsung SDI .

The battery of the Audi e-tron can be actively cooled and heated via a water- glycol circuit.

Charging technology

The e-tron can be charged via the onboard charger with up to 11 kW (3 × 230 V, 16 A three-phase) at a three-phase connection (AC). A second charger will also be available as an option from 2020, resulting in a charging capacity of up to 22 kW (3 × 230 V, 32 A three-phase). The maximum charging power at CCS fast charging stations is 150 kW (DC) for the Audi e-tron 55 quattro and 120 kW (DC) for the Audi e-tron 50 quattro.

power consumption

The range of the model equipped with a 95 kWh lithium-ion battery is up to 417 kilometers according to the WLTP cycle, depending on the equipment . The energy consumption according to WLTP is 22.6–26.2 kWh / 100 km. In autumn 2019 the range of the e-tron 55 quattro was increased to up to 436 km, the power consumption according to WLTP is now 22.4–26.4 kWh / 100 km. The equivalent fuel efficiency measured by EPA is 74 MPGe, with 33.7 kWh of energy corresponding to one gallon of gasoline .

Guarantee regulation

When purchasing a new vehicle, Audi grants a manufacturer's guarantee of 2 years with no mileage limit for all models, which can be extended to up to 5 years and a maximum of 150,000 km of mileage with a follow-up guarantee in the form of a chargeable special equipment.

Technical specifications

e-tron 50 quattro e-tron 55 quattro e-tron S.
Construction period since 11/2019 09 / 2018–11 / 2019 since 11/2019 from autumn 2020
Motor type 2 x AC - electric machine 3 × AC electric machine
Engine type 2 × asynchronous machine 3 × asynchronous machine
Motor series front axle k. A. APA250 APA320
Rear axle engine series k. A. AKA320 2 × ATA250
Max. System performance 230 kW (313 hp) 300 kW (408 hp) 433 kW (589 hp)
Continuous output ? 100 kW (136 hp) 333 kW (453 hp)
Power, front axle, peak ? 125 kW (170 hp) 129 kW (175 hp)
..., in boost mode ? 135 kW (184 hp) 157 kW (213 hp)
Power, rear axle, peak ? 140 kW (190 hp) 2 × 102 kW (139 PS)
..., in boost mode ? 165 kW (224 hp) 2 × 138 kW (188 hp)
Max. System torque 540 Nm 664 Nm 973 Nm
Torque, front axle, peak ? 247 Nm 314 Nm
..., in boost mode ? 309 Nm 355 Nm
Torque, rear axle, peak ? 314 Nm 2 × 247 Nm
..., in boost mode ? 355 Nm 2 × 309 Nm
Drive type, series electric four-wheel drive
Gearbox, series two-stage geared input gear
Gear ratio, front axle 9.205: 1
..., rear axle 9.083: 1
Empty weight with driver 2445 kg 2565 kg ?
Max. Payload 595 kg 565 kg ?
Max. Trailer load,
braked on a 12% gradient
1800 kg ?
Accumulator weight ? 699 kg
Acceleration, 0-100 km / h 6.8 s 6.6 s ?
..., in boost mode ? 5.7 s 4.5 s
Top speed 190 km / h 200 km / h 210 km / h
Battery capacity, gross / net 71 kWh / 64.7 kWh 95 kWh / 83.6 kWh 95 kWh / 86.5 kWh
Energy consumption according to WLTP
over 100 km, combined
22.4-26.6 kWh 22.6-26.2 kWh 22.4-26.4 kWh ?
Energy efficiency according to EPA,
combined
? 74 MPGe ? ?
Range
... according to WLTP 276-336 km 358-417 km 358-436 km 360-365 km
... according to EPA ? 328 km ? ?
Charging time AC, type 2 , to 100%
…, 11 kW charging power ? 8.5 h ? ?
…, 22 kW charging power ? 4.5 h ? ?
Charging time DC, CCS, up to 80% approx. 30 min (120 kW) approx. 30 min (150 kW) approx. 30 min (150 kW)

Sales figures

production

A total of 43,376 Audi e-trons were produced in 2019.

year number of pieces source
2018 2,425
2019 43,376
total 45,801

Registration numbers in Germany

In the first sales year 2019, 3578 Audi e-trons were newly registered in Germany.

year piece
2019
  
3,578
2020 to July
  
3,889
Registration figures in Germany, source: Federal Motor Transport Authority

Web links

Commons : Audi e-tron  - collection of images, videos and audio files

Individual evidence

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