The Audi Technology Magazine The Audi Technology Magazine Technology The Audi Issue 1/2015 1/2015 PILOTED DRIVING Full racing speed, even without a driver: Audi shows what the technology can do. Gentlemen, Start Your Engines! → Page 16 Dark Rider → Page 26 Mr. Rush → Page 42 Family of the Year → Page 52 Auto City → Page 54 Power to the People → Page 60 Self Starter → Page 70 Bobby Car → Page 74 The Speed Master → Page 82 The Write Way → Page 90 Magazine → Page 98 Turn, Turn, Turn → Page 102 Endurance Test → Page 108 Silver Eye → Page 114 Lean Production → Page 122 E-Bull → Page 130 The Fantastic Four → Page 138 The Audi Technology Magazine 1/2015 Encounter online – The Audi Technology Magazine on the Web Enjoy the features and videos of this issue on Encounter online – Audi Communication’s information website. You will find plenty more stories there on the subject of technology, brand and environment. Thanks to responsive web design, Encounter online runs on all devices regardless of their technology platform. audi-encounter.com Encounter – Subscribe to the Audi Technology Magazine Twice a year, Encounter brings you fascinating stories from the world of Audi technology. You can subscribe to Encounter Magazine – at no cost and with no obligation. Simply send an e-mail containing your address to: [email protected] We dedicate a sizable chapter to the CO₂-neutral mobil- ity of the future. There is also a long-term perspective presented EDITORIAL by the Audi A7 Sportback h-tron quattro, our latest fuel cell con- cept. The future of drive technologies lies in their diversity – and in the effective combination of performance, sporting character and efficiency. The Audi RS 5 TDI concept provides compelling proof of the ability of the classic combustion engine to take on the future, with a fuel-efficient diesel engine powering a high-performance model for the first time. At Audi, we live by the principle of “Vorsprung durch Equally powerful and efficient are our systems for pi- Technik”. We work on this every single day, with our entire expertise, loted driving. We want to be the first to enter series production experience and passion for technology. with this technology and we have already achieved a world record The more complex our operational environment be- on this particular path. We sent the Audi RS 7 piloted driving con- comes; the more demands it places on our innovative skills. Over cept technology showcase around the Hockenheimring with enor- the years to come, therefore, we are making targeted investments mous precision and without a driver – at up to 240 km/h. in technical development. First and foremost, we are generating And we will be driving into 2015 at an even greater creative freedom for our engineers, to enable them to concentrate speed. With “Vorsprung durch Technik” and consistent customer on innovative technologies, premium products and services for the orientation, we are launching a model offensive that will expand automotive future. the Audi product lineup to 60 models and variants by the end of the We are updating our design language, strengthening decade. This magazine conveys an impression of the sheer dyna- our innovative leadership – in classic and alternative drives, in light- mism of this program. ing technology, in driver assistance, connectivity and piloted driv- ing. This is how we create the decisive difference that sets Audi apart. Yours, In this issue of Encounter magazine, we present to you the entire bandwidth of our current development work. Read, for instance, about the Audi prologue concept study, our elegant yet sporty coupe design that provides a taste of models to come. The more complex our operational environment becomes; the more demands it places on our innovative skills. Over the years to come, therefore, we are making targeted investments in technical development. First and foremost, we are generating creative freedom for our engineers, to enable them to concentrate on innovative technologies, premium products and services for the automotive future. Dr. Ulrich Hackenberg Prof. Dr.-Ing. Ulrich Hackenberg Member of the Board of Management of AUDI AG Technical Development 2 Encounter Technology 3 Encounter Technology CONTENTS MINDSE T. SKILLS. PA SSION. 16 60 108 108 Gentlemen, Start Your Engines! 74 Power to the People Endurance Test Workshop discussion: 25 years of TDI – a look back and forward An endurance test of man Audi's driveline strategy versus machine 70 26 Self Starter 114 Dark Rider What Rudolf Diesel (might) say Silver Eye The design of the Audi prologue show car about the TDI What Audi and Leica have in common points the way forward 74 122 42 Bobby Car Lean Production Mr. Rush Audi has the world's sportiest DRE – Ducati Riding Experience Daniel Brühl drives the new Audi TTS piloted car Roadster through Berlin 130 82 E-Bull 52 The Speed Master The Asterion Gran Turismo from Lamborghini Family of the Year Heinz Hollerweger, the boss of quattro The new Audi TT and its possible GmbH, at the Nürburgring 138 future derivatives The Fantastic Four 90 1914 to 2014 – Audi racing legends 54 The Write Way Auto City The development of the Audi MMI for China 148 The winner of the Audi Urban Future Award Imprint 98 Magazine 114 122 Technology news from around the world 102 Turn, Turn, Turn Flywheel storage devices at Audi 90 130 16 26 70 138 5 Encounter Technology DNA First outing at the Pacific – the Audi prologue show car above the lights of San Francisco. → Page 26 Audi prologue Show Car Audi enters a new design era. The big coupe brings a new highly emotional form to the brand values of sporting character, lightweight design and quattro. 4.9 seconds and the Audi TTS Roadster* goes from zero to 100 km/h. But it cuts a fine figure against the nighttime backdrop even at a standstill. → Page 42 Audi TTS Roadster On a drive through Berlin with actor Daniel Brühl at the wheel, the Audi TTS Roadster dishes up generous helpings of driving fun even in the cold. * Audi TTS Roadster 2.0 TFSI quattro S tronic: Combined fuel consumption in l/100 km: 7.1 – 6.9; Combined CO₂ emissions in g/km: 166 –159 1.1 g is the maximum lateral acceleration of the Audi RS 7 piloted driving concept on its lap of the Hockenheimring. It proves what potential the technology holds. → Page 74 Audi RS 7 piloted driving concept Driving alone on the race track: Audi has taught piloted driving how to be sporty – and shows what it is capable of. 0.2 millimeters are the radii on the edges of the Leica T camera body. They convey a feeling of exceptional precision. → Page 114 Audi Product Design Audi designers realize their high standards of innovation and perfection not only in the cars with the four rings. Together with cooperation partners like Leica Camera, they create outstanding products from completely different worlds. MINDSET It was the courage to innovate that put Audi at the top. The company wants to expand its lead with a constant stream of new ideas and with a clear approach. —— GENTLEMEN, START YOUR ENGINES! Workshop discussion: Audi's driveline strategy 16 DARK RIDER FAMILY OF THE YEAR The design of the Audi prologue show car The new Audi TT and its possible points the way forward future derivatives 26 52 MR. RUSH AUTO CITY Daniel Brühl drives the The winner of the Audi Urban Future new Audi TTS Roadster through Berlin Award is announced 42 54 14 Encounter Technology 15 Encounter Technology The current solution – the stator of the powerful electric motor to be used in the next Audi e-tron model. GENTLemeN, STA RT YOUR Text Photos Johannes Köbler Ulrike Myrzik ENGINES! TDI, TFSI and g-tron – Audi has a broad base when it comes to the drive technologies of the future. Board Member for Technical Development Prof. Dr. Ulrich Hackenberg and his team explain the strategy. 17 Encounter Technology How great is the range on the R8 e-tron, the all-electric sports car? Dr. Hackenberg, 2020 will see the introduction in the EU of the fleet emissions limit of 95 grams Enzinger: We are making really big development steps CO₂ per kilometer. What driveline measures does with the R8 e-tron 2.0 compared with the last version. Audi intend to use in order to achieve this? The range was previously 215 kilometers in the NEDC, and now we are talking about considerably more than Dr. Hackenberg: We’re pushing forward with develop- double that distance. This is thanks to the optimization ment in three areas. The first of them is the further of drive and drag, but first and foremost the new bat- optimization of conventional drives, i.e. gasoline and tery technology. diesel engines, the transmission and the rest of the driveline. In all engines, we are concentrating on the And what does that look like? further development of the combustion process, forced induction and injection technologies and thermal man- Kötz: The package – the geometry, the cooling, the agement as well as friction reduction. In transmissions, weight and the chassis integration – is practically the we’re working hard on measures to improve efficiency, same. But we have switched to a further developed by which I mean on-demand lubrication or new low- technology for the cells that is specifically adapted for friction oils. BEV applications. It can therefore be used just as well in the automotive sector as in consumer devices, where The second area is the development of our model line- it’s already well established. Power is slightly lower in up.