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VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2018

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VDI Wissensforum GmbH (ed.)

Dritev – Drivetrain For Vehicles 2018

Series: VDI-Berichte

Volume 2328 2018

Results in this title

B. Arnold, B. Lecointre Shift simulator for shift feel and quality development of manual transmissions

„… costumers’ expectations. With a digital model of the transmission a real-time force feedback system is …” „… is compressed to a real-time simulation model. To guarantee the same shift feeling on the simulator …” „… real elapsed time. As the first model was created and validated with a fidelity focus only, it’s not …”

S. Rinderknecht, A. Esser, P. Jardin Relevance of multidimensional real-driving optimization for the development of a battery-electric vehicle 5.0

„… . Therefore, real-driving data of a vehicle or a fleet is required as a foundation for the generation of time …” „… Relevance of Multidimensional Real-Driving Optimization for the Development of a Battery-Electric …” „… individual and real-driving profiles as well as external influences such as weather conditions …”

M. Kneißler, R. Welter, M. Baumann Entry hybridization of manual transmission drivetrains – A review of P0/P1 structures with an automated clutch

„… driving time. The relevance of using and optimizing coasting strategies for real driving cycles is …” „… shares will be quite different at that time depending on the region, it is predicted to be at 90 % India …” „… time, the average mechanical efficiency is higher than with any other gearbox type. Automatic …”

I. Morrish Getting more out of existing sensors: control algorithms to measure true torque, backlash and tooth position to achieve higher shifting comfort and safe dog clutch engagement

„… accurate knowledge of the real time angular position of components within the transmission. This can …” „… , providing improvements in shift feel and robustness of operation. VDI-Berichte Nr. 2328, 2018 93 Real …” „… Time Angular Position Monitoring The control methods employed by Vocis and Oerlikon Graziano give …”

J.-E. Moseberg, J. Kohlhoff, S. Hekeler Electric all-wheel drive: enhancing vehicle dynamics and driving safety by wheel-individual torque distribution – How to make use of the over-actuation of electrified vehicles

„… desired vehicle motion. Since solving the underlying optimization problem is time-critical in a real …” „… allocation algorithm that maximizes driving safety while being real-time capable. The subsequent …” „… maneuvers. In addition, real-time capability is guaranteed because of the computationally modest torque …”

R. Savelsberg, P. Griefnow, G. Birmes, A. Sehr Advanced powertrain functions of 48 V hybrid vehicles – Efficient powertrains does not exclude driving pleasure

„… real time controller. The gateway is also connected to the powertrain CAN bus and the RCP controller …” „… BSGWater pump (48V) P2/P3/P4 drive 0 20 40 60 80 100 10 100 1000 10000 100000 A ct iv at io n tim e …” „… driver. The driver adapted the driving style after a very short time due to the sailing function. Of …”

M. Werra, A. Ringleb, C. Sieg, F. Küçükay Thermal behavior of 48 V hybrid systems

„… : Speed profiles of the Real Driving Emissions cycle and the 3D customer They vary in terms of time …” „… machines is varied. Furthermore, legal cycles as well as Real Driving Emissions cycles and representative …” „… simulations the power of the EM is varied. In addition to legal cycles, Real Driving Emissions cycles and …”

M. Bahne, U. Frey, G. Schlager Transmission technology contribution to CO2 roadmap – a benchmark

„… awareness in today’s real-world driving situations. Magna Powertrain appreciates the challenge automotive …” „… manufacturers are facing to meet commercial and legal expectations at the same time, and, in response, has …” „… reduction potential of the next generation, both in the WLTP and in GETRAG’s Real World Cycle. This will …”

P. Maurel, N. Termenon, Philippe Kraemer, I. Sogoba Efficient hybrid clutch actuator

„… , leading usually to oversize the actuator in regard to the real use cases. Actuator Use Cases Analysis …” „… connecting clutch. Fig. 3: Cycle Analysis Figure 3 shows that nearly 60% of the time, the main clutch of …” „… a manual transmission is engaged and 25% disengaged, 15% of remaining time corresponding to …”

M. Hein, T. Tobie, K. Stahl Holistic approach for fatigue life design of vehicle transmissions

„… impossible task if time and money have to be considered. State of the art vehicle transmissions are usually …” „… after <106 load cycles (but can also occur at higher running times in some cases [10]). Standardized …” „… Wheel speed Oil temperatures Subsequent to the collection of real-drive data, these data has to be …”

R. Heckmann Fully automated EOL E-drive testing – Automation and modularity for efficient testing solutions

„… software uses the curve characteristic of the torque, which is recorded in real time, to analyze the …” „… from our low costs and short delivery times. At its heart is the standardized testing technology …” „… tracing to be performed. Software and machinery from a single source shorten commissioning times …”

K. Bennewitz, A. Mann Powertrain electrification exemplified by the VW Golf

„… powertrain management system coordinates the interaction of both mounted drives to build a “real system …” „… Nm or 400 Nm. At the same time, the GTE concepts provide an electric-only range of about 50 km (NEDC …” „… complexity effecting development time, effort and cost positively [5][6][10]. VDI-Berichte Nr. 2328, 2018 …”

T. Grasshoff, P. Beckedahl Power module packaging technologies for silicon and silicon carbide in automotive applications – challenges and solutions

„… and has 5 times less losses compared to the first generation. The static and dynamic loss reduction …” „… module assembly with TIM on a water cooler To enhance reliability and prolong lifetime, power …” „… generating a change of the chip temperatures over time. This is the so called mission profile. The different …”

J.-M. Veith, B. Krüger, A. Albers, M. Behrendt Torque prediction in vehicle drive trains based on bus signals using artificial neural networks

„… requires big datasets but gaining measured data in test drives is very time- and cost-intensive. Thus, a …” „… are designed to learn dynamic behaviour incorporated in time sequences using appropriate structures …” „… pre-processing. The approach is validated using real driving data. Fig. 3: Iterative modelling of physical …”

N. Dudin, S. Ott, A. Albers, R. Misch, T. Rochlitzer Virtualizing validation processes of electrified powertrain generations

„… validation. In turn, the extensive time and cost associated with manufacturing and integrating physical …” „… , chassis, navigation and driver assistance systems amongst other vehicle systems at all times. Therefore …” „… OS is validated for the first time in closed-loop with the complete physical vehicle. This is …”

K.-P. Fritsch Industry 4.0 in the automatic transmission production

„… included in the analysis. If possible, the optimizations are displayed in real time and are available …” „… , this urgently needed expert knowledge can be made available to everyone "just in time". VDI-Berichte …” „… Motivation / starting position The assembly program at the Saarbrücken plant is adjusted several times a day …”

M. Behzad, V. Saxena, M. Schaefer Thermal-hydrodynamic optimization of grooves in a wet clutch

„… under real test conditions of variable flowrates and rotational states. The effects of different groove …” „… , and represent radial location and time, respectively, and is the relative speed between SP and FRP …” „… and ATF Fig. 3: Temporal variation (increasing time from left to right) of VFATF for (a) NA …”

M. Hofstetter, D. Lechleitner, M. Hirz, M. Gintzel, A. Schmidhofer Multi-objective gearbox design optimization for xEV-axle drives under consideration of package restrictions

„… by Magna International and Magna Powertrain. To reduce development time and effort in future, Magna …” „… real-valued face widths), for which the application of derivative-based methods is not sufficient [5]. The …” „… time it seriously lowers the quality of the result. This behavior is in strong conflict with the aim …”

D. Güth, J. Haupt, T. Gassmann Seamless-shift two-speed eAxle with torque vectoring

„… good driving performance and, at the same time, high efficiency. In the following chapters, the …” „… gear at the same time. The ration of the first helical gear stage stage is approximately i1 = 3.8 …” „… acceleration is shown by a characteristic time based diagram in Fig. 5. Initially, no pressure is applied to …”

A. Schmidt, H.-P. Fleischmann Enhancement of a dual clutch transmission kit – AUDI S tronic – Version for All-Wheel Drive, Increase of Torque and HV Electrification

„… transmissions, in order to control the kit extensions. The real challenge was catering for the requirements of …” „… helical and bevel gearing system kit. At the same time, skillful positioning of the output shaft also …” „… objectives was rapid engine start via the separating clutch. Short start times are achieved by increasing …”

C. Schmahl, W. Hildebrandt, D. Reith The impact of efficiency enhanced drivetrain components on the energy consumption of electric and conventional vehicles

„… factor % for the conventional and the electric sample vehicle for legislative driving cycles and real …” „… FTP-75 with 0.46 ∗ the efficiency value is % 1.59 %. To quantify the % values also for real …” „… times higher than for comparable conventional vehicles. Based on CO2 penalty fees and the price for …”

J. van der Meer, G. Hangen, J. Uhlig The new plug-in hybrid module as an addition to the AUDI S tronic gearbox family – Design, layout and manufacture

„… drive motor are used as input variables and processed in real-time. The temperature value, which in …”

doi.org/10.51202/9783181023280

Hans Peter Lenz - 37. Internationales Wiener Motorensymposium 28. – 29. April 2016

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Hans Peter Lenz (ed.)

37. Internationales Wiener Motorensymposium 28. – 29. April 2016

Series: Verkehrstechnik/Fahrzeugtechnik

Volume 799 2016

Results in this title

M. Nakagawa, K. Yano, I. Yamauchi, M. Stapelbroek, T. Hülshorst, A. Nase Neue Freiheitsgrade der Hybrid-Antriebsstrangdimensionierung durch prädiktives Energiemanagement /New Degrees of Freedom for Dimensioning of Hybrid Powertrains by Using Predictive Energy Management

„… real-time services. Within this context the car is recognized as the “sensor for society” by using C2X and …” „… in real-time. Consequently, we can generate an adaptive rule-based control strategy. As shown in …” „… test cases in real time. The simulation efficiency, which allows predictions ahead of the simulated …”

T. G. Vlachos, P. Bonnel, M. Weiss, B. Giechaskiel, F. Riccobono, P. Mendoza-Villafuerte, A. Perujo Der Euro 6 RDE Abgastest für Kraftfahrzeuge: Wirksamkeit und praktische Anwendung /The Euro 6 Real-Driving Emissions (RDE) Procedure for Light-Duty Vehicles: Effectiveness and Practical Aspects

„… Centre (JRC) - Institute for Energy and Transport, Ispra, Italy The Euro 6 Real-Driving Emissions (RDE …” „… Kraftfahrzeuge: Wirksamkeit und praktische Anwendung Abstract The European Union has adopted a real …” „… effectively contain the variability of on-road driving and, at the same time, ensure practicality of the RDE …”

P. Fillon, V. Beaumesnil Die 24h von Le Mans und das WEC, ein Technologielabor für die Automobilindustrie /The 24 Hours of Le Mans and the WEC, a Technological Laboratory for the Automotive Industry

„… competition in a very high performance race” possible, and to explain why the automotive industry has “real …” „… Wiener Motorensymposium 2016 - 94 - 2 - History: example of technologies tested for the first time in …” „… in the first Grand Prix in 1906 (organized by the ACO). The motor cars were at that time just 10 …”

I. Hwang, H. Lee, H. Park, K. Hwang, H. Choi, K. Lee, W. Kim, H. Kim, B. Han, J. Lee, B. Shin, D. Chae Hyundai-Kia’s hoch innovativer 1.6L DI Ottomotor für Hybridfahrzeug/Hyundai-Kia’s Highly Innovative 1.6L GDI Engine for Hybrid Vehicle

„… improve fuel economy in vehicle currently, it would be the right time to improve the fuel economy of …” „… driven at mode test. And driving on real road has the higher engine load than mode test. So the Kappa …” „… , therefore Atkinson cycle has the better fuel efficiency. In Figure 7, the intake valve closing time (IVC …”

K. Nakata, R. Shimizu Toyotas neue Verbrennungstechnik für hohen thermischen Wirkungsgrad und hohe Motorleistung /Toyota’s New Combustion Technology for High Engine Thermal Efficiency and High Engine Output Performance

„… , Toyota is considering enhancing value of product by making use of yielded time with efficient engine …” „… development, yielded time by making engine developments more efficient is used to enhance the value of …” „… chamber leads to determine the potential of combustion. In real engine development, turbulence intensity …”

B. Fitzsimons, B. Husband, S. Leathers, J. McLean, I. Minards Der neue Aston Martin DB11 V12 Motor/The New Aston Martin DB11 V12 Engine

„… a short time and 37. Internationales Wiener Motorensymposium 2016 - 143 - - 8 the number of …” „… the emissions result through analysis of SAI on time Fuel enrichment alongside Secondary Air …” „… provide a tailpipe lambda of 1.2 gave the best environment through residence time and exhaust species …”

W. Warnecke, B. Poulet, J. Landschof, A. Dreyer, J. Müller-Belau, G. Lovett Innovationen von der Rennstrecke auf die Straße: Die Rolle von Kraftstoffen im Motorsport /Innovation from Track to Road: The Role Fuels Can Play in Motorsport

„… time that Shell’s first branded gasoline was developed – “Shell Spirit”. This was used as one of the …” „… feature of their road cars. Shell’s first successes came here with Bentley, who won five times between …” „… that time, which is why first of all a high alcohol content was used in the race fuels (for high RON …”

U. Wagner, M. Rauch, T. Eckl, A. Schamel, C. Weber, M. Springer, O. Maiwald, T. Knorr, S. Lauer 48 V P2 Hybridisierung mit optimiertem Motorkonzept – bestmögliche Fahrbarkeit bei exzellenter Verbrauchs- und Kosteneffizienz /48 V P2 Hybrid Vehicle with an Optimized Combustion Engine – Fuel Econom...

„… Testzyklen, z.B. WLTP (Worldwide harmonized Light-duty Test Procedure) und RDE (Real Driving Emissions …” „… Motorverhalten sogar zu verbessern. Die linke Grafik der Abbildung 9 zeigt den Drehmomentaufbau (Time …” „… gehoben werden kann. Abbildung 9: Time-To-Torque Effekt mit unterschiedlich modifizierten Motoren …”

M. G. Lisbona, E. Bonamassa, S. Cereda Der neue 2.2 Voll-Aluminium Alfa Romeo Diesel Motor/The New 2.2 All-Aluminum Alfa Romeo Diesel Engine

„… testing on the real engine. 37. Internationales Wiener Motorensymposium 2016 - 121 - 2.3 …” „… scheme, molding simulation, pressure vs time) Fig.17: Cylinder block core setting and die …” „… Time to Boost Turbocharging development goals were defined in an early project phase, in order to …”

doi.org/10.51202/9783186799128

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VDI Wissensforum GmbH (ed.)

SIMVEC 2022

Series: VDI-Berichte

Volume 2407 2022

Results in this title

F. Chinesta, R. Magg Empowering car design, maintenance and operation from advanced model order reduction and AI technologies S. 523-534

„… physics-based and data-driven functionalities, both enriching mutually. Both should proceed in almost real-time …” „… , subjected to the real loading that it experienced until the present time (instead of the nominal loading) in …” „… Order Reduction (MOR) techniques enable evaluating in almost real-time the solution of physics-based …”

L. Stütz, T. König, M. Kley Testing of the tire modelling for a vehicle dynamics simulation on a Road-To-Rig test rig S. 185-196

„… greater challenges, which are being countered with new products and shorter development times. An …” „… essential role is played by product validation in the scope of real and virtual testing. The validation of …” „… time intensity. For the driving dynamics tests on the test rig, the tire-road contact is essential and …”

H. Amelunxen, G. Hordys Accelerating Development and Test of Cooperative Safety Systems with Advanced V2X Simulation S. 407-422

„… ) communication to link vehicles to a traffic light management system via mobile connection. Real-time …” „… , they will even be able to coordinate maneuvers with other cars and infrastructure in real time. Typical …” „… easily applicable where hard real-time constraints must be fulfilled. To generate raw data as sensor …”

C. Schyr Einsatz von Motion Capture zur Absicherung automatisierter Fahrfunktionen S. 371-384

„… vehicle to interact in real time with the environment and road users. These VRUs (Vulnerable Road Users …” „… Human Movement Diversity in Real-Time into a Virtual Test Field for Highly Automated …” „… Diversity in Real-Time into a Virtual Test Field for Highly Automated Vehicle Systems …”

M. Thiele, T. Gerlinger Simulation Data Management from CAD to Results for large LEGO® Crash Models S. 349-370

„… SCALE in various offices in Germany, France and USA simultaneously while working on a real-time …” „… user-friendly approach is the realization of a system that allows for real-time editing among several team …” „… time or whenever there was some time in between real project work. Solving the problems associated with …”

J. Weber, P. Ugale, S. Olsson, R. Varela Vehicle Stiffness Evaluation in MBD Simulation Using the ODF Method (Opening Distortion Fingerprint) S. 477-486

„… detailed chassis model and a simplified trimmed body model. In a second step, the time history of the …” „… simulation uses the time history of these forces to calculate the stress/strain in a full trimmed body model …” „… converted from global to local coordinates. With this data, the time history of the three distortion …”

D. Bäder, S. Eibl, C. Wolf, P. Kolar, A. Oliva, F. Meyer 3D CFD Simulations of Snow Accumulation in the Wheel House of a Vehicle at different Driving Speeds S. 1-20

„… overview Motor vehicles are developed to be able to operate at all times in a wide range of weather …” „… winter tests. Initially, it seems preferable to test the reality on a real road. For this purpose …” „… the desired weather conditions prevail. Such tests are therefore not only time-consuming and expensive …”

J. Lee, S. Rehfeldt, H. Klein, D. Bäder, A. Eisenträger, J. Kuhnert, I. Michel Two-phase water evaporation MESHFREE CFD method for wet automotive component dry-out time prediction S. 33-44

„… Two-phase water evaporation MESHFREE CFD method for wet automotive component dry-out time …” „… automotive components as well as to optimize the computation time, an automatized adaptive point cloud …” „… computationally free, while it is generally time-consuming to re-mesh in mesh-based methods such as Volume of …”

B. Wultsch, F. Duchi, S. Puster Bridging physical and virtual calibration – Vehicle simulation on E-Drive Testbeds S. 609-618

„… Leistungsfähigkeit und Möglichkeiten, die sich ergeben, wenn physische Tests, Simulationen, virtuelle oder reale …” „… , simulation, virtual or real control units and advanced objective assessment are connected to combine the …” „… des realen Fahrzeugs sehr nahekommt. Zur Modellerstellung wird in diesem Fall auf vorhandene Messdaten …”

F. Achilles, C. Nippold, T. Ahrenhold, R. Henze Virtuelle Validierung der Lenksystemperformance bei überlenkbaren Fahrerassistenzeingriffen S. 395-406

„… Frederik Achilles, Dr.-Ing. C. Nippold, Volkswagen AG, Wolfsburg; Tim Ahrenhold, apl. Prof. Dr.-Ing. Roman …” „… system must guide the vehicle independently with little driver interaction, but at the same time it must …” „… be possible for the driver to over-steer the sys-tem at any time. To ensure this in the complex …”

M. Glensvig, C. Kozlik, D. Kreilinger Full Vehicle Virtual Calibration Platform – AVL Co-Simulation and SiL solution S. 629-646

„… needed to take the right decisions at the right time. This approach enables the different simulation …” „… .  Startup gear and the shifting times depending on the actual gear and the target gear (shift time matrix …” „… or convert from real measurements. In general, AVL Smart Mobile SolutionsTM allows the seamless …”

M. Ast, S. Hüeber, M. Klein Kontaktlöser der nächsten Generation – Rechengenauigkeit und Performance auf einem neuen Level S. 63-74

„… increased drastically when using clusters in order to obtain results with shorter response times. Real …” „… the computing times for these large non-linear systems are reduced rather than increased. The aim was …” „… leads to a drastic reduction in computing time for models that are far above the industry standard in …”

J. Jahnke, S. Steidel, M. Burger, S. Emmerich Echtzeitfähige Simulation der Bodenwechselwirkung für Baumaschinen – Rekurrente Neuronale Netze und die Diskrete Elemente Methode zur Kraftprädiktion am Beispiel eines interaktiven Baggersimulators S. 619-628

„… algorithms suitable for real-time applications. In: Proc. ECCO-MAS Mutlibody Dynamics (2005). [11] M …” „… : Advances in Physically-Based Modeling of De-formable Soil for Real-Time Operator Training Simulators.In …” „… parametriertes Partikelbett, das einen realen Boden abbildet, in jeder einzelnen DEM-Simula-tion konstant gewählt …”

S. Scheidel, M. Goll, M. Tandl, B. Reiter, R. Neubauer Simulationsbasierte Wirkungsgradoptimierung einer Hochtemperatur Co-Elektrolyse zur e-Fuel Produktion S. 129-142

„… (ML) approach. Based on simulations with different temperatures and mass flows, empirical, time …” „… a reduced number of simulation runs. Based on the time invariant regression models, the tradeoff …” „… calibrated with supplier and test data to mimic real physical behavior. The generic architecture consists of …”

M. Burger, T. Jung, C. i Wu, T. Rothmann Umgebungsdaten und Dynamische Verkehrsszenarien zur Effizienten Erprobung von Fahrzeug-Systemen S. 423-436

„… Simulation müssen dabei hinreichend realistisch sein und sollten Methoden beinhalten, um reale Variationen …” „… sufficiently realistic and should include methods to adequately represent real variations and scatters also …” „… . M. Burger, Dr. T. Jung, M.Sc. Canhui Wu, M.Sc. Tim Rothmann, Fraunhofer-Institut für Techno- und …”

C. Franke Integrative Architektur für die Simulation hoch automatisierter Fahrzeuge S. 571-608

„… PEGASUS-Familie erwähnenswert, wie z. B. SET Level und VVM. Aufgrund der Komplexität der realen Welt können die …” „… Komplexität der realen Verkehrsteilnehmer wird durch ein Rahmenmodell mit konfigurierbaren Komponenten …” „… des realen Systems abzuleiten. Dies ermöglicht u. a. eine konsistente Rückverfolgbarkeit von den …”

L. Burger, V. Dörlich, M. Burger Datenbasierte Schätzung von Kabelbündelsteifigkeiten mittels Gauß-Prozess-Regression S. 143-156

„… time-consuming and cost-intensive and often not possible if real bundle prototypes are not available in the early …” „… Vielfalt der Bündel sehr zeit- und kostenintensiv und oft nicht möglich, wenn reale Bündel(-Prototypen) in …” „… Bündel sehr zeit- und kostenintensiv und oft auch gar nicht möglich, da beispielsweise reale …”

D. Artuković, M. Zagun, P. Stopp Strategien zur Einhaltung der Euro 7 Emissionsziele durch Minimierung des Kraftstoffverbrauchs und der Schadstoffemissionen eines PHEV mit Hilfe von Systemsimulation S. 75-94

„… , and CO, while at the same time minimizing the fuel consumption penalty. 1 Einführung / Motivation …” „… realen Umfeld nur unzureichend abbilden [4]. Aggres-sivere Fahrzyklen wie der aktuelle WLTP bringen …” „… optimierter mobiler Messmöglichkeiten hin zu einer Kombination aus RDE- (Real Drive Emissions) und …”

A. Tuschkan, C. Simon, A. Palmisano, M. Živadinović, C. Aras, W. Ratzke, A. Belnarsch Batterieanalyse in der Elektromobilität – Ein Einblick in Methoden zur Batterieanalyse und Alterungsprädiktion bei elektrischen Fahrzeugflotten durch Kombination von konventionellen Ansätzen und masch... S. 103-118

„… motivieren die Anwendung des Ansat-zes auf realen Flotten [16]. Zusätzlich kann der Ansatz auf weitere …” „… ., Chu, S., Hart, D., & Pazzani, M. (2004). Segmenting Time Series: A Sur-vey and Novel Approach. Data …” „… Mining in Time Series Databases, 1–21 [3 …”

S. Rafiee Experimental and theoretical prediction of a micromechanics-based stress state dependent failure model for ductile materials in ABAQUS, LS-DYNA and PAM-CRASH S. 231-248

„… mirco-cracks/voids in a ‘real-life’ material element under monotonic, cyclic/fatigue, thermo-mechanical loading, or …” „… . Degradation of the stiffness is modelled using a scalar damage variable ? . At any given time during the …” „… Management Systems and is compared to the real test of such a system. A good correlation was achieved between …”

C. Witzgall, S. Wartzack Crashsimulation mechanisch ermüdeter kurzfaserverstärkter Thermoplaste: Anisotropes Versagenskriterium zur Berücksichtigung vorausgegangener Schädigung S. 249-262

„… unterschiedlichen Amplituden und Dauern ausgesetzt, um die Reproduzierbarkeit in Bezug auf die realen Belastungen zu …” „… , D. ; WARTZACK, S.: On the necessity of a construction-methodological approach for the time …”

doi.org/10.51202/9783181024072

VDI Wissensforum GmbH - Reifen – Fahrwerk – Fahrbahn

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VDI Wissensforum GmbH (ed.)

Reifen – Fahrwerk – Fahrbahn

Series: VDI-Berichte

Volume 2398 2022

Results in this title

B. Schick, M. Böhle, P. Pfeffer, M. Niegl, S. Vorderobermeier Use of driving simulators in chassis development – applications and potentials S. 175-190

„… calculated in real time. FTire (Flexible Structure Tire Model) is the leading tire simulation model for …” „… VDI-Berichte Nr. 2398, 2022 185possibility to generate detailed vehicle models for real-time simulation. It was …” „… the real-time appli-cation and the ability to distribute models across multiple cores. A concurrent …”

R. Schurmann, T. Kersten, G. Ungemach, N. Harendza, M. Martynkewicz, B. Schick, M. Böhle Investigation of the damage criticality of axle components of a four-link rear axle on the driving simulator S. 35-58

„… the MBS model of a damaged vehicle rear axle into a real-time environment. This allows test drivers to …” „… at certain fre-quencies. 3. Methodology for converting MBS models to the real-time domain This …” „… real-time model with a damaged vehicle axle [5]. In this work, only deformed axle components are examined as …”

R. A. Bandy, R. Uil, F. Petry Driving virtual tire development with dynamic driving simulators S. 191-206

„… tire model for the assessment of the tire performance in real-time conditions. To derive and …” „… characterization and parameterized a vehicle model in VI-CarRealTime software environment. For the validation of …” „… simulations performed with VI-CarRealTime and the vehicle measurement data. In Figure 5 the validation is …”

K. Schuler, S. Aydogdu, B. Schick Comfort experience with automated driving – How good do chassis systems have to be? S. 59-72

„… and the vehicle model were simulated in real time via CarMaker using the MF5.2 tire model and fed into …” „… individual mobility. Customers would like to use the time gained for secondary tasks such as private or …” „… . Customers expect to save about 50% of their time byusing such a vehicle, of which about one third is …”

S. Bilgic Istoc, M. Bäcker, F. Calabrese, A. Gallrein, C. Burkhart, L. Hagemann Hardware-in-the-Loop-Simulation mit erweiterten physikalischen Reifenmodellen zur virtuellen Erprobung von Steuergeräten S. 117-138

„… . Due to the fact that real controllers are tested, the guaranteed real-time capability of the …” „… the use of the real-time capable physical tire model CDTire/Realtime combined with the open …” „… , dass CarMaker in Kombination mit CDTire/Real-time in der Lage ist, das dynamische Verhalten des Reifens …”

V. Yordanov, L. Eckstein Continuous Estimation of the Local Friction Value Potential based on Tyre Acoustic Data S. 83-96

„… transferable forces in real time is getting of even higher importance. The estimation of the road-friction …” „… ): Enhancement of Collision Mitigation Braking Sys-tem Performance Through Real-Time Estimation of Tire-road …” „… potential has been the focus of research for a long time and several approaches have been developed. These …”

C. Cramer, D. Huber Analyse und Optimierung aktueller Schwimmwinkelsensorik – ein notwendiger Schritt zur virtuellen Fahrverhaltensbewertung von Fahrzeugreifen S. 207-0

„… . Bild 20). Des weiteren wird durch das Zuführen von RTK (Real Time Kinematic) Korrekturdaten eine …” „… optimiertes Schwimmwinkelsignal in der realen Messung vorhergesagt. Die Vorhersagen des …” „… messprinzipbedingte Vor- und Nachteile optischer und inertial-gemessener Schwimmwinkelsignale im realen …”

M. Linden, L. Eckstein, M. Schlupek, R. Duning Untersuchung der Druckverteilung zwischen Reifenwulst und Felgenhorn unter statischen Lastzuständen S. 97-116

„… time-consuming measurements in the real world. There is potential for enhanc-ing the description of the interface …” „… und zeitaufwändige Messungen im Realen ersetzten, bzw. ergänzen, können. Ein Optimierungspotential …” „… development. In order to keep the costs and the time required for development as low as possible, simulation …”

doi.org/10.51202/9783181023983

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VDI Wissensforum GmbH (ed.)

Dritev 2022

Series: VDI-Berichte

Volume 2401 2022

Results in this title

F. Pfister, N. Hetzel, K. Büttner Objectified Evaluation of Fundamental Driveability Maneuvers at Powertrain-in-the-Loop Testbeds for Electric Drive Units S. 61-72

„… ). It is extended by the virtual units under test (vUUT): virtual real-time capable representations of …” „… future real components (real-time simula-tion models and controls). This also concerns the vehicle …” „… delay < 0,25 – 1 ms) on the CarMaker/TestBed platform in hard real-time. In order to evaluate questions …”

S. Cortès, A. Albers, C Dettmann, P. Boche Chassis Dynamometer – a development environment for calibration and validation of vehicle drivetrains in context of RDE legislation? S. 347-364

„… operating states of the real driving directly and without time-consuming recording of the causality of their …” „… von Kraftfahrzeugen wird der Blick immer stärker auf die im realen Fahrbetrieb auftretenden …” „… Betriebszustände gerichtet. Seit 2017 wird der World-wide Harmonised Light Vehicle Test (WLTP) durch die Real …”

P. Alagarsamy, A. Zangaro Compact Reduced Order Model (ROM) based on Finite Element (FE) Models of Power Electronics in Electric and Hybrid Vehicles S. 95-108

„… critical parts during the runtime of such a device in real-time. The usage of lumped mass, Foster or Cauer …” „… temperature of components in real time conditions. A ROM method has been developed at Vitesco Technologies …” „… software of the inverters to predict the temperature in real time ensuring hardware protection and a wider …”

M. Essam Ahmed, I. Garcia de Madinabeitia Merino, F. Duchi Advanced Electric Drive Modelling for Thermal and NVH adaptive control S. 407-0

„… reduced time, prototyping loops and cost. In this work, an advanced modelling of 48V electric drive is …” „… consumes more time but contribute to accuracy whereas 1D simula-tion contributes to analysis speed. FEM …” „… cases without long computation times [2]. Fig. 1: Representation of condensed elements in circuit …”

P. He, A. Eßer, S. Rinderknecht, M. Schmiedt A Degradation Model of a Wet Friction Clutch based on Theoretical and Experimental Analysis and the Application for a Condition Monitoring Method S. 303-320

„… Antriebsstrangprüfstand durchgeführt, der eine realitätsnahe Umge-bung wie in einem realen Fahrzeug darstellt. Die …” „… unter realen Fahrbedingungen zu verwenden. Zu diesem Zweck wird ein Degradations-modell der Kupplung im …” „… gradient of the CoF as a feature for monitoring the clutch condition under real driving conditions …”

A. Eßer, J. Mölleney, S. Rinderknecht Potentials to reduce the Energy Consumption of Electric Vehicles in Urban Traffic S. 133-152

„… requirements of real passenger cars and is therefore currently not exploited. To solve this problem of …” „… . At the same time, it enables shifting between the gears without reduction of traction force for most …” „… used for the driving resistances equation. Parameter symbol value unit Vehicle speed time …”

F. Duchi, M. Ivarson, A. Schmitt, F. Haag Innovative E-Drive testing and software optimization – Key to maximize range, comfort and robustness of modern electric powertrains S. 37-60

„… geometry would otherwise be too time consuming and therefore not pos-sible in real-time. VDI-Berichte Nr …” „… function is continuously running within the ICU software and its output is avail-able in real-time (see Fig …” „… offer a market, while at the same time maximize the efficiency of the EDU. We observe that the influence …”

V. Ludwig Life Cycle Assessments – Magna’s Path to Eco-Social Products S. 27-36

„… same time: the economy, ecology, and social responsibility. Magna has chosen a path in which the …” „… types perform in real-world operation Including the energy carrier production when looking at real …” „… , the greater its CO2 benefits over time. VDI-Berichte Nr. 2401, 2022 31 Fig. 5: Lifecycle analysis …”

F. Schuchter, M. Schönstein, K. Bause, A. Albers Temperature Modelling of a Dual Clutch with Artificial Neural Networks S. 335-346

„… . [4] Because of this large number of influencing variables, it is time-consuming to determine an …” „… number of varying operating conditions in the vehicle. In order to save computing time on the control …” „… time-consuming for the calibration engineer to identify an optimal set of parameters for all driving maneuvers …”

T. König, L. Stütz, L. Bauer, M. Kley Model-based simulation of a longitudinal dynamics vehicle model with a single-wheel drive S. 381-396

„… simulation of vehicles including real test data. Based on the simulation results conclusions can be drawn …” „… situation requires a considera-tion of real measured efficiencies of the individual components in the …” „… simulated with the vehicle model. The vehicle behavior can be adapted to the real conditions in relation to …”

M. Schröder, K. Herold, C. Monissen Efficiency Increase of Electric Machines with Active Thermal Field Weakening S. 119-132

„… vehicle to be more efficient at most real operating points [8]. VDI-Berichte Nr. 2401, 2022 125 Fig. 6 …” „… lowpass filters to simulate the thermal inertia of the system. The time constant for the filters is …” „… parametrized using results from simulated step responses. The time constant of the stator winding is 455 s …”

J. Kniel, M. Göckler, B. Müller Holistic thermal management as a “must have” for efficient BEV S. 397-406

„… charging time and make sure that every component is brought and kept in its optimal temperature range are …” „… E-Drive Unit at what time and then decide if and how to use this heat. For example, it can make sense to …” „… warm up the battery with the waste heat of the E-Motor, prior to a fast-charging stop, to real …”

M. Hein, S. Prinke, A. Damm, P. Fischer Testing of shift elements – Standardized Methods, State of the Art and Future Challenges S. 73-94

„… All-Wheel-Drive (AWD) applications or short slipping times in overload clutches etc. In most of these cases, the …” „… , 2022 75short slipping times, the NVH behavior usually is of less importance for synchronizer systems …” „… in formula (5). The mean friction power ? combines the friction energy ? and the sliding time …”

G. Göppert, M. Adrian AI Approach to Wet Friction Torque Model Adaptation S. 321-334

„… summary, we have input speed, output speed, temperature, volume oil flow, and pressure as input. Time …” „… ). Such a model has inputs at a given time only and fits outputs for the same time. We know that due to …” „… hysteresis and time dependent effects this mapping is not time independent. Therefore, such a time …”

K. Lee, M. Song, S. Lim Multi-body Dynamics of a Vehicle Axle System Based on a Time-varying Gear Mesh Model for Investigating Hypoid Gear Noise and Vibration S. 185-196

„… Multi-body Dynamics of a Vehicle Axle System Based on a Time-varying Gear Mesh Model for …” „… mode of structural components incorporates a sophisticated hypoid gear contact considering time …” „… coupling formula. They applied the resulting Linear Time-Invariant (LTI) dynamic model to study a gear …”

T. Skubacz, C. Burkhardt, S. Krischke Proof of Concept: Bistable Shift Element S. 241-252

„… several times the nominal torque occur in the driveline components. These are taken into account in the …” „… testing within a reasonable period of time. Fig. 6: Disc spring test fixture and characteristic curve …” „… the nominal torque, the angle of rotation detection showed no slip, even over a longer period of time …”

Z. Liu, V. Stegmayer, S. Rinderknecht, U. Fechter Multiphase CFD investigation of splash lubrication S. 169-184

„… der Vernetzungsphase wird der gesamte Bereich in einen stationären Teil unter Verwendung der realen …” „… transmission. For meshing, the domain is divided into a stationary part using real housing shape and the …” „… , which are also considered in the CFD simulation. In or-der to reduce the simulation time of the basic …”

D. Held The EtelligentReach Project – A new Level for Range and Dynamics S. 267-276

„… efficiency during WLTC and real drive conditions. In driving situations in which all-wheel drive is required …” „… , the intelligent motor speed control will optimize the coupling time. Therefore, the all-wheel-drive …” „… software feature we are able to maintain a re-couple time below 250ms also at higher vehicle speeds. Below …”

F. Lagier, N. Freund, K. Bause, S. Ott, A. Albers Simulation-based evaluation of high-speed PEEK gears in automotive powertrains and design of a validation environment for high-speed gears S. 223-240

„… calculated load in a real system. It is expected that the real performance of a PEEK gear is far inferior to …” „… gear breaks. Cooldown times are planned in-between the different stages and sub-stages in order to …” „… was made because VDI-Berichte Nr. 2401, 2022 233of the low production time and flexibility of the …”

J. Merckling Use of Power-Dense Fuel-Efficient Tapered Roller Bearings in E-Drives under Low-Viscosity Oil and High-Speed Conditions S. 153-168

„… , modeled in Fig. 23. The goal was to match the real application loading as calculated with Syber. Fig. 24 …” „… test time.VDI-Berichte Nr. 2401, 2022166Fig. 29: Measurement results of bearing outer ring cup …” „… temperature versus test timePre- and post-test bearing metrology was performed to evaluate whether a change …”

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