VDI Verlag eLibrary

Reifen – Fahrwerk – Fahrbahn

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2356 2019

Treffer in den folgenden Teilen:

R. Uil, F. Petry, M. Bäcker, A. Gallrein, F. Calabrese Virtual tire pre-development using the CDTire model suite – A feasibility study using the CDTire model suite paving the road towards virtual tire development S. 217-240

„… driver. Additionally, the physical characteristic of the tire is changing with rolling speed and the …” „… : Cornering stiffness characteristic – virtual tire model configurations Vertical Load FZ [N] Base Tire …” „… : Aligning stiffness characteristic – virtual tire model configuration The increased tread stiffness shows …”

K. Thaler, P. E. Pfeffer Development of a multiaxial elastomer bushing test bench with Hardware in the Loop (HiL) capability – Quasi-static and dynamic measurements to analyze multiaxial loading effects S. 269-280

„… displacements a typical curved shape of the characteristic is the outcome as well as an elliptical shape for …” „… very small displacements [7]. If the characteristic is approximated by a linear behavior, it is …” „… axial characteristic of a bushing is shown. The measurement was carried out (1) VDI-Berichte Nr. 2356 …”

C. Cramer, B. Wies Objektive Bewertung querdynamischer Reifeneigenschaften bei Limithandlingfahrten – Anwendung eines Objektivierungsansatzes bei Fahrversuchen auf Fahrbahnoberflächen mit verschiedenen Kraftschlussbeiwe... S. 191-216

„… of tire characteristics changes due to thermal effects. On the other hand, a nonlinear VDI-Berichte …” „… Nr. 2356, 2019 191 axlesideforce characteristic model is identified, taking these effects into …” „… account as well. The axle sideforce characteristic is used to study the influence of properties such as …”

K. Singh, F. Petry, P. Alipour, D. Khadraoui Application of Machine Learning & Deep Learning Techniques in the Context of Use Cases Relevant for the Tire Industry S. 241-268

„… tire measurements to identify models that can estimate average properties of tire characteristics …” „… will have different force & moment (F&M) characteristics than the OEM tire specified for the vehicle …” „… case exploits a ML model to adapt the tire F&M characteristics as a function of the tire size fitted …”

D. Bäuning, J. Buschmeier, C. Strübel, A. Tsotras, B. Wies Reifen für Elektrofahrzeuge: Wie neue Anforderungen die Reifenentwicklung beeinflussen S. 1-14

„… parameters are the vehicle load, tire inflation pressure, driving style and tire characteristics in …” „… change the environment for vehicle manufacturers but also for the tire industry. The variety of vehicle …” „… Manufacturers (OEMs) for those vehicles have a strong impact on the tire requirements. Therefore, the …”

Titelei/Inhaltsverzeichnis S. I-VIII

„… des Reifenabrieb – Quantification of influencing factors on tire wear volume …” „… . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 191 C. Cramer, B. Wies, Continental Reifen Deutschland GmbH, Hannover Virtual tire pre-development …” „… towards virtual tire development . . . . . . . . . . . . . . . . 217 R. Uil, F. Petry …”

C. Carrillo Vasquez Investigation of the Effects of Road Texture on Friction Behavior for Passenger Car Tyre Rubber Compounds to Enhance Friction Characteristics on Tyre Model Simulations S. 151-168

„… designed to obtain friction coefficient maps (static and sliding) of tire rubber samples indoors and …” „… influence on the tire/road interaction, it is of great importance to consider the road surface …” „… scales. Thirty-eighth annual meeting of The Tire Society, Akron, Ohio. [4] L. Hartikainen, F. Petry …”

S. Keidler, J. Haselberger, K. Mayannavar, B. Schick, D. Schneider Development of lane-precise “Ground Truth” maps for the objective Quality Assessment of automated driving functions S. 15-34

„… distance calculation is determined from the DGPS position between the outer edge of the right front tire …” „… right front tire and the road surface (red). 151 lane markings are crossed. The synchronous video frame …” „… ] and brand differentiation of vehicle manufactures, objective evaluation of driving characteristics and …”

doi.org/10.51202/9783181023563

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Land.Technik AgEng 2017

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2300 2017

Treffer in den folgenden Teilen:

P. Vervaet, M. Gandillet ‘2 in 1 tire’ technology to allow maximal efficiency of the transmission chain in both road and field usage S. 447-452

„… ‘2 in 1 tire’ technology to allow maximal efficiency of the transmission chain in both road and …” „… Abstract The tire and the tire/soil interaction play a major role in the efficiency of the transmission …” „… chain of a tractor as, in field usage, it is frequent that, due to rolling resistance of the tire …”

T. H. Langer Model-in-the-Loop Tuning of Hitch Control Systems of Agricultural Tractors S. 191-198

„… plough. From theory of tire mechanics, it is known, that slip is necessary in order to transmit force …” „… properties for the plough, tractor and tire-soil interaction. The output of the simulation serves as signal …” „… ). VDI-Berichte Nr. 2300, 2017194 The normal forces on the three tires are both needed in above equations, as well …”

R. Himmelsbach, B. Volpert, K. Grad Electrified Front-Wheel Drive Concepts for Tractors Designed for Improved Traction Functions S. 31-38

„… at a reasonable cost, but disadvantages regarding e.g. tire wear, driving behavior and tension in the …” „… driveline and has drawbacks in terms of tire wear, soil protection and vehicle handling [1]. The rigid …” „… ) of the tires. The actual, effective lead is a factor of tire tolerance, wear and deflection as well …”

A. Meiners, S. Häberle, S. Böttinger Advancement of the Hohenheim Tractor Model – Adaption on current demands S. 245-254

„… characteristic values or diagrams deposited in the parameter set by alternative approaches. The variety of …” „… of soil and tire parameters on traction. Research in Agricultural Engeneering 54 (2008) No. 2, p …”

K. Szalay, L. Kovács, G. Bércesi, I. Oldal, E. Piron, J. Charlat, T. Joly, C. Poncet, F. Tran Agricultural Tire Energy Efficiency test method and dedicated equipment to measure the fuel consumption and traction of agricultural tires under real field conditions S. 407-416

„… characteristics and field preparation influences. Four different tires, from Tire 1 to Tire 4 on the graph, were …” „… Agricultural Tire Energy Efficiency test method and dedicated equipment to measure the fuel …” „… consumption and traction of agricultural tires under real field conditions Kornél Szalay, László Kovács …”

W. Stark, C. Pieke Efficiency Optimization by Using “Vehicle in the Loop” Test Methodology S. 399-406

„… modeled as a multi body system complemented by tire models. This setup takes into account all relevant …” „… of load profiles, the tire loads are not calculated in advance. Instead, the maneuvers are defined …” „… and the driving physics, e.g. tire physics (rolling resistance, slip, etc.) and momentum of the …”

Titelei/Inhaltsverzeichnis S. I-XVII

„… , Agricultural Tire Energy Efficiency test method and 407 L. Kovács, dedicated equipment to measure the fuel …” „… consumption and G. Bércesi, traction of agricultural tires under real field conditions I. Oldal, E. Piron …” „… tractors 423 V. Kloster, T. Fedde, L. Frerichs J. Wieckhorst, A Traction Field Test – Real Time Tire …”

D. Hast, B. Rosenbaum Predict the unpredictable – Benefits and limits of machine data analytics and component health prediction S. 529-536

„… required to describe the full system loads such as the dynamic load of radial and axial tire forces in the …” „… . VDI-Berichte Nr. 2300, 2017532 Fig. 3: Derivation of tire contact forces Fig. 4: Travel drive 2D histogram …” „… monitor machine characteristics and a comprehensive, cloud-based smart service that incorporate the …”

doi.org/10.51202/9783181023006

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16. Internationale VDI-Tagung Reifen-Fahrwerk-Fahrbahn 2017

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2296 2017

Treffer in den folgenden Teilen:

T. Raste, B. Hartmann, M. Kretschmann Assistance System for Aquaplaning Situations S. 1-20

„… drastic loss of friction between the tires and the road surface. Aquaplaning situations are extremely …” „… allow an early risk detection. A new tire mounted sensor can detect when a water film begins to …” „… penetrate between tire and road to trigger a warning that can lead to avoiding full aquaplaning …”

G. Heinrich, A. Das Smart Rubber and Tire Innovations for Next Tire Generations S. 271-282

„… Smart Rubber and Tire Innovations for Next Tire Generations Prof. Dr. Gert Heinrich …” „… into commercial tire rubbers, i.e. the material repairs by itself without external intervention …” „… nanotubes in the formulation. Extension of the concepts to tread rubber polymers for consumer tires as well …”

A. Gallrein, M. Bäcker, F. Calabrese Einfluß der Dynamik des Füllgases des Reifens auf Betriebszustände S. 215-232

„… gas dynamics of a tire on operational conditions Dipl.-Ing. Dipl.-Math. Axel Gallrein, Dr. rer …” „… forces that are transferred by the tire from road into the suspension. In this load transfer, the tire …” „… bead-to-bead model with sidewalls and belt that separately models all functional layers of a modern tire [4 …”

F. Calabrese, C. Ludwig, M. Bäcker, A. Gallrein Parameter-Identifikation eines thermomechanischen Reifenmodells basierend auf Flachbahn-Messungen S. 57-76

„… standard handling characteristics, parametrized with the MTS handling protocol, match the measured tire …” „… ., and Prokop, G., "Influence of Tire Core and Surface Temperature on Lateral Tire Characteristics," SAE …” „… Flachbahn-Messungen A Study of Parameter Identification for a Thermal- Mechanical Tire Model based on Flat Track …”

J. Pinay, F. Gauterin, H.-J. Unrau Experimental Study of the Tire Cavity Noise and its Correlation with the Exterior Tire-Road Noise Emission S. 199-214

„… Nr. 2296, 2017204 tire, whose tread pattern geometries and characteristics can be seen in Figure 4 …” „… and Table 2 respectively. Table 2: Characteristics of the studied tires Tire Summer Winter …” „… , and air temperature of the tire cavity. Table 5 and Figure 8 respectively depict the characteristics …”

M. Selig, M. Meyer, F. Petry, S. Westermann Reifensimulationsmodelle der Zukunft S. 33-46

„… describe the tire characteristics with a mathematical function, which is solely phenomenologically …” „… variety of tire measurements to extract typical tire characteristics by tuning the curve coefficients …” „… measured characteristics dominating the tire operating conditions. To reproduce the behavior, two …”

T. Winkler, J. Friederichs, D. Wegener, L. Eckstein Übertragung rollender Reifeneigenschaften auf einen stationären vertikaldynamischen Achsenprüfstand S. 135-146

„… different dynamic tire model simulations, Hannover: Tire Technology Expo 2017 [4] Winkler, T.: Efficient …” „… .: Betonfahrbahnen, 2. Auflage, München: Ernst & Sohn, 2003 [3] Winkler, T.: Influence of road characteristics on …”

M. Viehof, H. Niemann, M. Kochem, H. Winner Validierungskonzept für vertikaldynamische Fahrzeugeigenschaften S. 147-174

„… models is defined. As part of the simulation study the uncertainty that is caused by the tire model in …” „… simulation of the interaction of tire and road is identified. VDI-Berichte Nr. 2296, 2017 147 1. Motivation …” „… Vertical Dynamic Vehicle Characteristics M. Viehof, M.Sc., H. Niemann, M.Sc., Prof. Dr. rer. nat. H …”

doi.org/10.51202/9783181022962

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Reifen – Fahrwerk – Fahrbahn

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2398 2022

Treffer in den folgenden Teilen:

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

„… the current tire development process. While for some tire performance areas, fully virtual performance …” „… level allowing for its use as one pillar of a new virtual tire development process. This paper presents …” „… how the VI-Grade DiM250 simulator can support tire development when included in a new virtual …”

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

„… accuracy, a correlation study is performed and the characteristic trends are highlighted. 1. Introduction …” „… , K. (2004): Estimation of the Maximum Tire-Road Friction Coefficient, ASME Journal of Dynamic Systems …” „… [8] Long C., Mingyuan B., Yugong L., Zhaobo Q., Keqiang L. (2016): Tire–road friction coefficient …”

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 …” „… ). Both rating scales predominantly used a 10-point scale (1 very poor characteristic, 10 perfect …” „… characteristic). Table 1: Item 1 from customer evaluation catalogue How disturbing was the vehicle motion while …”

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

„… . complex multi-body vehicle and tire models. Fig. 4: Exemplary trajectories recorded from a real vehicle …” „… simulation cycle of 1 kHz. The tires are modeled using a validated MFTire dataset. The axle kinematics are …” „… of supplier and technology selection in the early development phase. 3.2 Tires evaluation and …”

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

„… indicators and deliver very similar relations. In [8] a linear correlation between objective tire parameters …” „… and subjective test driver evalua-tions is described. In a first step four tire parameters based on …” „… accelerations. Afterwards the Choquet integral is used to combine the tire parameters for generating an overall …”

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

„… virtual tire and vehicle characteristics evaluation Dipl.-Ing. Christian Cramer, Continental Reifen …”

doi.org/10.51202/9783181023983

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Bremslenkmomentoptimierte Kurvenbremsung von Motorrädern

Gerd Schröter

Reihe: Verkehrstechnik/Fahrzeugtechnik

Band 801 2017

Treffer in den folgenden Teilen:

Titelei/Inhaltsverzeichnis S. I-XVI

„… Equilibrium, Tire Scrub Radius & Riding Styles ............................... 14 2.1.3 Influences on …” „… Steering Torque Demand ..................................................... 17 2.1.4 Tire Road …” „… Bi-Directional Coupling of Steer & Roll (Stabilization & Maneuvering) . 24 2.1.7 Tire Forces and Ideal Brake …”

The BST Chain of Effects and State of the Art Countermeasures S. 11-70

„… understand the involvement of a rider’s fear and characteristic startle reactions (see chapters 1, 2.2, and …” „… telescopic fork front suspension / steering system. Dimensions indicated for the rear tire apply analogously …” „… rear tire contact patch, the CoG or perpendicularly below, projected on ground along the z-axis. 2 …”

Analytic Considerations on the Kinematic Layout and Effectiveness of BSTAM S. 71-124

„… of portions resulting from the tire contact forces (in all three spatial directions) with gyroscopic …” „… and tire reaction moments as well as inertial effects on the steering system. For a well designed …” „… three tire forces towards the steering axis and greatly impairing the said balance, while small …”

Driving Tests S. 157-205

„… was along the outer boundary with slight corner-cutting (outside-inside-outside), keeping the tire …” „… to Nov., 13 th , 2012. A warm-up phase of 15 minutes or more was kept, for engine, tires, dampers …” „… day to account for tire wear and personal shape of the test rider. All experiments have been …”

Implementing BSTAM in a Motorcycle S. 125-156

„… lx/y/z of the front tire contact forces already utilized for the computation of the steering torque …” „… inherently linked to undesired changes in caster angle and trail, and second, the increase in tire sprung …” „… same combined actuation concept as KC 4. For given vertical distances between tire contact patch and …”

Introduction and Aims S. 1-10

„… resultant of weight force and centrifugal force is pointing through the tire contact patch line. The …” „… vehicle is in roll equilibrium. Due to the width and contour of the tires, the contact patches move out …” „… of the symmetry plane by the socalled tire scrub radius (a). If, for instance in a moment of surprise …”

Appendix S. 221-255

„… parameters front tire radius rft, fork offset fo and caster angle τ: A Appendix 226 …” „… chapter 3.3.2. A.3.2 Equation Set for the Computation of Tire Contact Forces with different Brake Force …” „… aerodynamic effects, rolling resistance, and driving torque on the tire forces [Motorcycle Pictures (c) Honda …”

Discussion and Outlook S. 206-220

„… , the influence of tire characteristics is briefly discussed in chapter 6.3. For experimental …” „… and tire characteristics. Even though it may not be the main development aim, it should neither be …” „… stand-up tendency, because this is covered by the control system, other desirable tire characteristics …”

doi.org/10.51202/9783186801128

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Ansatz zur Objektivierung der Hochgeschwindigkeitsempfindlichkeit von Reifen

Larissa Jasmin Grabbe

Reihe: Verkehrstechnik/Fahrzeugtechnik

Band 820 2024

doi.org/10.51202/9783186820129

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LAND.TECHNIK AgEng 2019

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2361 2019

Treffer in den folgenden Teilen:

A. Lajunen Development of a tire-soil interaction model for agricultural tractors S. 47-56

„… tire belt model (lower part in Figure 4a) allows the computation of characteristic inputs of the tire …” „… Development of a tire-soil interaction model for agricultural tractors Prof. Antti Lajunen …” „… and develop a high-fidelity model for tire-soil interaction in order to simulate accurately the …”

T. Fedde, M. Peeters, R. Stirnimann Soil pressure and pulling behavior of standard and half-track tractor chassis concepts S. 35-46

„… behavior of tire and new half-track based tractor chassis concepts under pull-condition, where horizontal …” „… tractors have been executed as a comparison of two Axion 960 tractors, one in standard tire version and …” „… standard tires. Also in comparison to a triangle track system with positive drive principle the soil …”

J. L‘Heureux Four-Tracked Solution for Large Row Crop Tractors S. 305-310

„… steering authority. This is in turn requires higher front tire pressures to carry this added ballast and …” „… tractor will tend to understeer and generate undesirable soil disturbance since the tires have a lower …” „… system stiffness compared to agricultural tires and the on-ground footprint that is substantially longer …”

M. Sax, R. Latsch, T. Anken, V. Moser, P. Krummenacher Automated site-specific overseeding of grassland S. 165-228

„… hand it influences the tractor’s slippage between tires and ground, and hence efficiency. As this …” „… characteristics, such as the working width of the plough. The following parameters are used: engine speed (min …” „… understood as the degree to which a set of inherent characteristics of the spray fulfils requirements …”

doi.org/10.51202/9783181023617

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Dritev 2022

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2401 2022

Treffer in den folgenden Teilen:

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

„… surface condi-tions (e.g. dry, wet, ...) Vehicle mass, load, tire characteristics (stiffness, relaxation …” „… mechanical transmission from the motor to the tire is significantly stiffer. The longitudinal forces …” „… (longitudinal slip) of the tire can hence be controlled more directly and precisely than ever before. The most …”

S. kyoung Lee, B. jae Lee, H. joon Kim Extreme cornering performance of Integrated Drive Axle on vehicle S. 291-302

„… and the vertical direction when a lateral load is applied to the tire patch surface in the state of …” „… wheel drive. After the vehicle is mounted on the SPMD, a lateral force is applied to the tire patch …” „… CDA IDA Ride Choppy ride Impact & vibration Impact Handling Lateral grip - Steer characteristic …”

H. Spånberg Electric Torque Vectoring Disconnect unit, eTVD S. 253-266

„… cornering stiffness (“grip potential”) of the tires, by active fore/aft longitudinal force (Fx) distribution …” „… . Since the cornering stiffness depends on many factors, where the longitudinal tire force, Fx. goes into …” „… vehicle would normally enter a non-linear understeer characteristic (marked with green squares). I.e the …”

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

„… . 2401, 2022120To vary the magnetic excitation, a characteristic property of permanent magnets can be …” „… multiplied with the dynamic tire radius ? , following a certain driving cycle, lead to the torque at wheel …” „… , achieves energy savings of up to 0.32 % over the en-tire driving distance compared to the conventional …”

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

„… lon-gitudinal forces ? and ? (see Fig. 5) at the tire-road contact patch are modelled using Pacejka's Magic …” „… of sequentially approached points in the characteristic map of the transmission. The mechanical …” „… transmissions are specified in detail, whereas the electric motors, tires, brakes and driver are considered …”

doi.org/10.51202/9783181024010

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Dritev – Drivetrain For Vehicles 2018

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2328 2018

Treffer in den folgenden Teilen:

J.-M. Veith, B. Krüger, A. Albers, M. Behrendt Torque prediction in vehicle drive trains based on bus signals using artificial neural networks S. I-413-I-424

„… front and rear axle is realized. All possible system states can be explained using three characteristic …” „… vehicle configuration. This may include the vehicle load and available tire-wheel-combinations, as well as …” „… engine, automatic gearbox, 20” all-terrain tires and normal load (marked in dark grey). Table 1 …”

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 S. II-103-II-116

„… account elastokinematic characteristics of the suspension. Moreover, the tire behavior implemented is …” „… wheel-individual torques are distributed in such a way that the peak tire traction is reduced leading to a maximum …” „… vehicle’s dimensions and its set of tires. Since there is no further control input, the dynamic yaw …”

S. Rinderknecht, A. Esser, P. Jardin Relevance of multidimensional real-driving optimization for the development of a battery-electric vehicle 5.0 S. II-117-II-134

„… is proportional to the parameter , which is dependent upon the tire configuration and road condition …” „… powertrain configurations and their characteristics regarding efficiency. For simplification, this work uses …” „… ], Schüppel introduces a detailed model for the thermodynamic characteristics of a passenger car cabin by …”

doi.org/10.51202/9783181023280

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SIMVEC 2022

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2407 2022

Treffer in den folgenden Teilen:

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

„… modelling of the tire is an essential part. Depending on the characteristic parameters of the tire and …” „… external system parameters (e.g. vehicle total mass, tire friction characteristics, motor torque, etc.) the …” „… . The models VDI-Berichte Nr. 2407, 2022 189are used to determine the tire characteristics and their …”

doi.org/10.51202/9783181024072

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LAND.TECHNIK AgEng 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2427 2023

Treffer in den folgenden Teilen:

C. Birkmann, C. Schaub, M. Schmotz, N.-K. Rose, S. Walther, P. Guillaume Multi-Dimensional Three-Point-Hitch Control to Optimize Performance, Efficiency and Working Quality of Tractor Implement Combinations S. 181-190

„… , a draft force limitation and a tire-slip limitation strategy exist to superpose the closed-loop …” „… connection to ensure longitudinal implement movement in case of uneven soil surfaces or tractor tire …” „… transfer load onto the traction tires of the tractor. On the other hand, it leads to VDI-Berichte Nr. 2427 …”

T. Herlitzius, H. Döll, M. Lindner Tyre testing methodology to evaluate contact pressure distribution and simulation of the resulting soil compaction risk S. 247-254

„… sufficient to describe the characteristic behaviour of a tyre. The test stand results does not deliver any …” „… deformation properties of agricultural tires. The pressure distribution in the contact surface thus provides …” „… propagation under agricultural tires have been devel-oped to understand how undercarriage design and tyre …”

B. Kazenwadel, S. Becker, L. Michiels, M. Geimer Data-driven algorithms for predicting energy-efficient operating points in agricultural soil tillage S. 519-528

„… parameters for radial tires by Zoz and Grisso [9], [10]. In our algorithm, the included parameter 𝑐 is …” „… be modeled manually or represented by a characteristic map. The input vector for the neural network …” „… , “Traction prediction equations for bias ply tires,” ASAE, St. Joseph MI, ASAE paper No. 87-1622, 1987. [10 …”

L. Angelucci, M. Mattetti, F. Pinet, A. Vertua Traction test methods to assess the energy efficiency of agricultural tractors and tires S. 263-268

„… characteristics of which are given in Table 1. The tractor was equipped with VF tires Michelin AxioBib2 (Michelin …” „… Traction test methods to assess the energy efficiency of agricultural tractors and tires Leonardo …” „… flexion tires and four wheel force transducers. This tractor was connected to another used as a braking …”

K. Krombholz Technological and energetic aspects of a transverse pull S. 87-92

„… identical. It is known that in this procedure the pulling forces are supported by the tires relative to the …” „… high vertical loads on the tires and is associated with losses, the traction losses, due to slip and …” „… agricultural production technology with the characteristics "autonomous" and "electric" with an electric drive …”

C. Richard Innovative drivetrain concept for a high horsepower 4WD CVT tractor S. 269-274

„… tires as well as fully integrated tracks. Considering the required tractive force transmission and the …” „… machine geometry, the maximum dual tire size was defined as 800/70R42. The new development of fully …” „… could be precisely described. Fig. 3: Characteristics of engine output (OM473 LA in 480kW-rating) and …”

Titelei/Inhaltsverzeichnis S. I-XX

„… . Meltebrink, SICK AG, Waldkirch Tractors And TiresTractive effort prediction based on dynamic soil parameters …” „… , FinlandTraction test methods to assess the energy efficiency of agricultural tractors and tires 263L. Angelucci …” „… , HungarySensing and analyzing crop characteristics and yield data in potato harvesting 109H. Harms, W. Strothmann …”

C. Schaub, R. Schütte Performance optimization of CVT standard tractors in front loading application S. 21-28

„… gearbox output. The resulting force at the wheel can exceed the static friction limitation between tire …” „… requires specific driving characteristics. For transport-applications, a slow and steady deceleration is …” „… wheel loaders, the characteristics of the drive train were analyzed. Modifications of the actuators for …”

doi.org/10.51202/9783181024270

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Autoreg 2019

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2349 2019

Treffer in den folgenden Teilen:

K. Figel, F. Svaricek, M. Schultalbers Review and experimental evaluation of models for drivability simulation with focus on tire modeling Short Version S. 293-312

„… distinguished from the tire induced power-hop phenomenon [4]. For example, when in the so-called Tip-In maneuver …” „… tire modeling Short Version Korbinian Figel, Ferdinand Svaricek, Bundeswehr University Munich …” „… are eliminated in this set-up and the role of the tires is emphasized in the experiments. Nevertheless …”

D. Augustin, M. Hofmann, U. Konigorski Prediction of Highway Lane Changes Based on Prototype Trajectories S. 111-128

„… characteristic) and guaranteeing continuity of a function and their derivatives of certain degree (continuity …” „… characteristic) [19]. B-splines are piecewise polynomial curves of degree d defined on an interval [a,b]. They …” „… support characteristic, the control point Pi only affects the interval [ti,ti+p+1). We use this property …”

J. Ultsch, J. Brembeck, R. de Castro Learning-Based Path Following Control for an Over-Actuated Robotic Vehicle S. 25-46

„… ROboMObil (cf. Fig. 1) and consists of a planar two track model including a nonlinear tire model …” „… contains wheel models with different modelling complexity adapted from . The used tire model …” „… needs to be applied. The vehicle velocity , , , in the car frame of reference as well as the tire …”

doi.org/10.51202/9783181023495

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Systematic Derivation of Objective Requirements on Vehicle Steering System

Martin Ralf Münster

Reihe: Verkehrstechnik/Fahrzeugtechnik

Band 819 2023

Treffer in den folgenden Teilen:

Requirement-Based Module Design Using Solution Spaces S. 153-188

„… of bushing characteristics represents a suitable measure. Incontrast, properties of the tire and the …” „… , stiffness, damping or friction characteristics.In which multiple ways all of these involved quantities are …” „… ImbalanceRoad-FrictionTire Force FluctuationTransfer FunctionContact Patch HubStiffness Tension Strut BushingLength of …”

Titelei/Inhaltsverzeichnis S. I-XVI

„… . . . . . . . . . . . . . 945.2 Simplified Front-Axle Model including Tire Dynamics . . . . . . . . . . . . . 1025.3 Detailed MBS …” „… Aided DesignCART Classification & Regression TreeCMS Component Mode SynthesisCV Characteristic ValueDoE …” „… subsystems A and BB Component / Subsystem BC Tire slip-stiffnessc Dampingcstic Stiction coefficient (of …”

Subsystem Analysis of the Front Axle S. 93-122

„… steeringcompliance kψ, cψ. The wheel is simply modeled as a rigid body, neither tires nor rotationof the wheel are …” „… Front-Axle Model including Tire DynamicsIn the previous section, the wheel was regarded as a static, rigid …” „… realistic model of thefront axle is introduced featuring road contact, tire dynamics and vertical compliance …”

Introduction S. 1-12

„… the front tires on theroad. Coupled through the steering rack and the tie-rods with the left and right …” „… speaking, desiredsteering feedback can be quantified by the frequency-dependent transmission-ratio of tire …” „… connection between the tires and the steering wheel not onlytransmits useful but also disturbing haptic …”

Bibliography S. 195-204

„… . “The Influence of Boundary Conditionson The Vibration Transmission Properties of Tires”. In: SAE …” „… Tire Model”. In:Vehicle System Dynamics 45.1 (2007), pp. 153–167.[61] Lehar, M. and Zimmermann, M. “An …” „… , X., and Yang, J. “Tire Model Application and Parameter Identification -A Literature Review”. In: SAE …”

Substructuring the Vehicle Steering S. 13-34

„… , i. e., at global system level, the transmission path of mechanicalvibration starts at the tire’s …” „… , fluctuating tire forces at the front wheels are propagatedto the steering rack via the respective tie rod. At …” „… . Regarding the wheel assemblies,please note that the rims and the tires are not shown owing to better …”

Conclusion S. 189-194

„… frontaxles including wheel and tires, their dynamics could be determined with higheraccuracy.Multiple …” „… characteristics can bedetermined as well experimentally on a physical test rig, while the front-axle properties …” „… input force amplitudes.Compliance with the required vehicle characteristics can be checked easily after …”

Deriving Requirements on Subsystem Level S. 35-62

„… amplitude of excitation must be known accurately. Therefore, themost homogeneous tires and the best balanced …” „… tire-rim set itself (without imbalance mass)which is present at the evaluation vehicle, is denoted as F̂0 …” „… the tires. At the output port ofthe steering subsystem, denoted as A2, the reaction force F3 and / or …”

Subsystem Analysis of the Steering S. 63-92

„… component characteristics.Upper Steering ColumnIntermediate ShaftTorque SensorRack BearingSteering …” „… gear, based on [144].Secondly, the rack propagates side-forces produced by the tires via the pinion …” „… velocity v ofthe involved parts. At stationary straight-ahead driving, tire forces in longitudinal …”

doi.org/10.51202/9783186819123

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Reifen – Fahrwerk – Fahrbahn

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2425 2023

Treffer in den folgenden Teilen:

V. Yordanov, L. Eckstein Supplying Real-Time Data to a Digital Twin of the Road System using Tyres and Chassis as Data Providers S. 133-144

„… conditions. On the other hand, physical tire models have the capacity to overcome this limitation …” „… real-time data concerning the distribution of forces at the tire-road interface, we adopt a model-based …” „… approach. Central to this methodology is the TIMIS tire model, capable of providing real-time input data …”

J. Schütte, W. Sextro Einfluss der Radhubkinematik auf den Reifenverschleiß S. 165-180

„… Wheel Sus-pension Characteristics on Tire Wear“, in Advances in Dynamics of Vehicles on Roads and Tracks …” „… :10.1007/978-3-658-15468-4. [3] M. G. Pottinger, „Contact Patch (Footprint) Phenomena“, in The Pneumatic Tire, Na-tional …” „… Correlation Between Rolling Tire Contact Friction Energy and Indoor Tread Wear“, in Tire Sci. Technol., Bd. 30 …”

F. Birnbaum, S. Schneider, B. Niessen, A. Hering Auf dem Weg zur prototyplosen Reifentwicklung durch den Einsatz von dynamischen Fahrsimulatoren S. 209-224

„… Characteristics on Vehicle Dynamics with Focus on Low Rolling Resistance Tires“, in Proceedings of the FISITA 2021 …” „… , 2011. [6] F. Birnbaum, T. Winkler, B. Niessen, F. Petry, und G. Prokop, „Influence of Tire …” „… “, Tire Science and Technology, Bd. 36, Nr. 3, S. 192–210, Sep. 2008, doi: 10.2346/1.2965831. [9] R. Uil …”

B. Schäfer, L. Eckstein, J. Friederichs, M. Harris Optimierung des Parametrierungsprozesses von Reifensimulationsmodellen anhand synthetischer Messdaten und statistischen Startparametern S. 119-132

„… ., Unrau, H.-J. u. Gauterin, F.: Estimation of feasible ranges of functional tire characteristics based on …” „… tire dimension, inflation pressure, and wheel load. Proceedings of the Institution of Mechanical …”

K. Sedlan, A. Apel, B. Schick, M. Böhle Methoden, Nutzen und Potenziale von Fahrsimulatoren in der Reifen- und Fahrwerkabstimmung S. 239-XII

„… ., Marschler, C. (2020): Efficient Approach for Identification of Tire Characteristics Targets with Respect to …” „… ., Koch, E. (2022): Efficient Tire/Handling Development by applying Virtual Vehicle- and Tire Layout.- 13 …”

doi.org/10.51202/9783181024256

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Metrology in digital production

VDI / VDE (Hrsg.)

Reihe: Blaue Papiere

Band 04/2023 2023

Treffer in den folgenden Teilen:

Titelei/Inhaltsverzeichnis S. 1-3

„… acquisition, distribution, processing and storage of data, but also the architecture of the en-tire production …” „… digital, stand-ardisable mapping of measuring systems and meas-urement orders as characteristic elements …”

doi.org/10.51202/9783949971303

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