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VDI Wissensforum GmbH - International Conference on Gears 2022

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2022

Series: VDI-Berichte

Volume 2389 2022

Results in this title

S. A. Bohme, J. Keski-Rahkonen, T. Komssi A standardizable approach to tooth flank fracture S. 371-388

„… the fracture surfaces (see Figure 2). Those features are partially removed due to the relative …” „… non-proportional, multiaxial stress state in a material depth that is characterizedby locally changing constitutive …” „… Dang Van (DV) critical plane criterion can successfully be applied.The DV criterion assumes local …”

L. Maccioni, F. Concli, C. Paschold A Novel Concept of Nested Cycloidal Speed Reducer S. 969-984

„… architecture is shown. The gear ratios as a function of the total number of meshing features, i.e. the overall …” „… number of meshing features, i.e. lobes-rollers for cycloidal drive and tooth-tooth for gears [6]. The …” „… configuration has been described in [3] and a similar one in [6]. In the figure, the number of meshing features …”

A. Gebhard, W. Kassem, M. Oehler Cylinder-on-ring model wear tests as an input data source for the simulation of friction and wear of plastic gears S. 1133-1148

„… tribometer features four test positions, on each of which a separate block/ring test specimen pair can be …” „… making multiple line scans that feature unworn reference sections and worn sections. In the case of rings …” „… local wear should be physically based for wide-ranging validity and is therefore based on the energetic …”

E. Lamaj, J. Blomeke, F. Rudolph, J. Hermes A comprehensive, fully parametrized calculation model for improved helical-hypoid gearbox efficiency S. 825-836

„… helical-hypoid gearbox. The method is based on state-of-the-art analytical and numerical analyses. With a result …” „… . Comprehensive Calculation Model A state-of-the art gear design process should also take into account nonlinear …” „… clearance (2), or local housing stiffness of individual bearings and their relationship to each other as …”

P. Rodel, R. Spieler, M. Indenbirken, T. Nuisl Holistic friction optimization of transmissions – a significant contribution for sustainability S. 731-744

„… even for innovative configurations. Especially the latest friction calculation feature empowers green …” „… contacts. The optimizer module OptiKit is integrated in Bearinx and uses state of the art algorithms for …” „… distance to the rotational axis including the local deformations and global rotational speeds of bearing …”

W. Kassem, M. Oehler, B. Sauer, S. Schmidt, J. Hausmann Investigation of the time-dependent behavior of plastic gears with local tribological simulation S. 1281-1294

„… Investigation of the time-dependent behavior of plastic gears with local tribological simulation …” „… developed computational tool provides full coupling between finite element analysis (FEA) and local …” „… tribological simulation, which includes local calculation of coefficient of friction, temperature and wear. 1 …”

S. Ebrahimi, J. Langhart, D. Marano NVH calculations for drivetrains, a methodology for selection of the best suitable calculation approach for a specific purpose S. 75-90

„… more and more state of the art in the engineering of drivetrains. In many cases, engineers and …” „… model. In addition, the tangent stiffness is the local stiffness at operating point whereas the secant …” „… regarding undesired vibrations and NVH analysis characteristics. This important feature will be shown later …”

W. Wagner, S. Schumann, B. Schlecht Enhanced loaded tooth contact analysis of hypoid gears within a multi-body-system simulation S. 357-370

„… inaccurate excitations of the complete system. To benefit from the features of the bevel gear calculation …” „… the local load distribution on the contact flank based on the relative position of pinion and gear as …” „… distribution = ( ) from the local penetrations = ( ) , the ( × ) compliance matrix = ( ) , is required. This …”

A. Zhang, J. Wei, M. Cao, B. Peng Dynamic modeling and accuracy evaluation method for complex irregular components of aviation transmission S. 573-584

„… condensed nodes to flexible local features, and finally form the "38-node model", whose frequency error ef …” „… Transmission Research assistant Aiqiang Zhang, State Key Laboratory of Mechanical Transmissions, Chongqing …” „… geometric features and is usually modeled by the finite element (FE) method. However, the huge number of …”

E. Lothman, M. Hein, U. Steiner Increased load carrying capacity of gears through optimized steel performance, surface conditions and processes S. 637-650

„… chemical composition of all non-metallic features were analyzed. All features with an area equal or larger …” „… ensure a constant quality for the tests and a low state-of-the-art manufacturing scatter suitable for the …” „… = 5mm. According to the state of the art, an increasing bending strength number with decreasing gear …”

B. Reetz, T. Munch, W. Kappeler Challenges for lead-free brass alloys in worm gears S. 1467-1488

„… increased mechanical and abrasion strength are far more important. The state-of-the-art material used for …” „… whole process repeats for the next revolution. This tooth meshing results in a pattern of local …” „… correspond to previously mentioned boundary lubrication. VDI-Berichte Nr. 2389, 2022 1469 Fig. 3: Local …”

C. Schonke, T. Magdy, K. Daubach, W. Kassem, M. Oehler, O. Koch Simulation of high torque density gearbox noise excitation S. 837-848

„… in state-of-the-art simulation approaches have an increasing impact on the performance of gearboxes …” „… stiffening between components like structural housing and ring gears resulting in varying local stiffness …” „… ., for automotive transmissions [1] and for hypoid gears [2]. 2 State of the art There are many …”

D. Drummer, D. Schubert, C. Herzog In situ measurement of geometric and structural influences on the operating properties of polymer gears S. 1099-1116

„… non-stationary wear rates, and a following steady state at lower constant wear rates [2]. This is due to the …” „… geometric and microstructural factors can influence the run-in and the steady state; among others surface …” „… displacement is an integral measure of the tooth deformation. However, for the design of gears the local …”

doi.org/10.51202/9783181023891

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VDI Wissensforum GmbH (ed.)

SIMVEC 2022

Series: VDI-Berichte

Volume 2407 2022

Results in this title

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

„… refinement feature is de-veloped in this study. Since adaptive refinement of a point cloud is nearly …” „… Fluids (VoF), the advantage of the meshfree approach is maximized with this newly developed feature …” „… . 2407, 2022 33 given atmospheric conditions in many industrial fields such as the prediction of local …”

P. Schwanitz, L. Greve, F. Moldering Towards AI Based REcommendations for Design Improvement (AI-B-REDI) – A joint research project of Volkswagen, Audi, Porsche, Fraunhofer SCAI, SCALE GmbH and SIDACT GmbH S. 299-314

„… time such as 3D deformation patterns or changes in state variables and outliers with respect to the …” „… complete parts which are conspicuous, but also the local segment of the part which showed the behaviour …” „… geometrical resolution and detect local events. Additionally, next to the geometry also all post-values, as …”

M. Denk, J. Mayer, S. Wartzack Fully Automated Reconstruction of Topology Optimization Results with Feature Transformation and Curve Skeletonization! S. 501-512

„… Fully Automated Reconstruction of Topology Optimization Results with Feature Transformation and …” „… Finite-Elemente-Netzen abgeleitet werden, jedoch ist keine feature-basierte CAD-Parametrik verfügbar. In dieser Arbeit …” „… from finite element meshes, but no feature-based CAD parametric is available. In this work, such …”

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

„… , encompassing rapidity and accuracy, even in the low data limit. This paper describes both the state of the art …” „… its solution using well experienced state-of-the-art discretization techniques entails. Recent Model …” „… , LLE, tSNE, … [18,19]; Neural Networks based autoencoders [20]; …), identifying useless features …”

doi.org/10.51202/9783181024072

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VDI Wissensforum GmbH (ed.)

ELIV 2021

Series: VDI-Berichte

Volume 2384 2021

Results in this title

M. Rath, N. KN, A. K. Laxminarayana, R. Tandon Automated Driving – How cloud infrastructure plays a vital role in future of validation for Automated Driving? S. 95-104

„… (Features/Functions) like Lane Change, Lane Merge, follow etc., are analysed to generate an extensive ODD …” „… Braking (AEB) feature when the braking was initiated, braking but did not happen at the right time or …” „… validation of ADAS/AD features and functions. This huge database of scenarios will be uploaded to Cloud to …”

C. Cremers, P. Hubertus, R. Laszlo, M. Pfeifle, O. Muratov Augmented Reality Guidance based on 6D Positioning and HD Lanes S. 367-380

„… features capture viewpoint and a light invariant representation of the local appearance of salient …” „… information. This fusion algorithm leverages neural networks that align the object and feature point …” „… usable by AR applications for advanced guidance features. In [2], the output of NNG’s Intelligent …”

J. Langkau, S. Wenz, T. V. Fernandez, L. Pullen, A. Tekavčič, N. Jezeršek, A. Wagner Electric Charge Lid – System components for future charge lid systems S. 475-488

„… experience and preparing for autonomous driving, electrified charge-lids will become a necessary feature. In …” „… used to change the locked state into the "unlocked" charge lid state. Gesture control may also be …” „… controlled by the ECU contains, see also Fig. 4: 1. Communicate with vehicle (E/E via LIN (Local …”

O. Meyer, B. Bohlen Applying Standards for future Vehicle Diagnostic and Vehicle Lifecycle Management S. 409-422

„… cases that SOVD defined as its goal, then describe the current state of the standard, and eventually …” „… check if the initial goals are met already. 2. SOVD – Fields of Application [1] states that in the …” „… send to the vehicle for local, physical support, he would use the SOVD API for proximity diagnostics …”

J. Becker, D. Pangercic A Safety-Certified Vehicle OS to Enable Software-Defined Vehicles S. 435-446

„… IDE, which at Apex.AI is Clion. Clion provides all of the state-of-the-art features such as code …” „… features such as life cycle management and static configurations for deployment. Now let’s have a look at …” „… logging, heartbeat, and node state information. One of the missing concepts in ROS 1 was the concept of …”

F. A. Schiegg, I. Llatser, H. Tchouankem, T. Frye, F. Wildschutte, F. Hofmann Removing Blind Spots – Infrastructure-assisted Collective Perception S. 29-44

„… awareness [7] enables road users to share information about their current and past states. It is thus …” „… . These data are transmitted in CPMs and integrated in the vehicles’ Local Dynamic Map (LDM). Fig. 1 …” „… requirements, the project developed the so-called “NetMobilBox” (right part in Fig. 3). It features a hybrid …”

D. Mehlig, M. Muller, J. Treier, A. Loges Long distance e-mobility in the trade-off between battery capacity & charging power – Battery immersion cooling as enabler technology? S. 545-562

„… by vehicle purchases of innovators, local subsidies and restrictions as well as efforts of …” „… long distance travel of 800 kilometers. In the trade-off between cost and technical features it can be …” „… announcements of Nio for the new sedan ET7 include a solid-state battery with 150 kWh battery capacity which is …”

doi.org/10.51202/9783181023846

Eduardo Pérez Pellitero - Manifold Learning for Super Resolution

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Eduardo Pérez Pellitero

Manifold Learning for Super Resolution

Series: Informatik/ Kommunikation

Volume 859 2018

Results in this title

Conclusions S. 102-105

„… , and we characterize each of them by densely extracting SIFT features. During inference, we use the …” „… efficient local Naive Bayes Nearest Neighbor approach to avoid estimating the probability density functions …” „… over all our training regions, and instead only do so for those regions in the local neighborhood of …”

Dense Local Training and Spherical Hashing S. 33-39

„… 33 Chapter 5Dense Local Training and Spherical Hashing 5.1 Introduction The relaxation to 2-norm …” „… . 34 Chapter 5 Dense Local Training and Spherical Hashing For the SR problem, the regression is applied …” „… to the input features and aims to recover certain components of the patch, e.g. missing high …”

Introduction S. 1-12

„… measurements, but also more natural and pleasant images. Therefore, we can arguably state that quality is the …” „… detection, scene understanding or feature extraction [50, 12]. Even content which is broadcast today by …” „… , however, manages to correctly recover several harmonics with lesser distortions. feature-based examples to …”

Results S. 68-101

„… perspective, minimizing over MSE is very well understood and a common approach in many state …” „… , c) = 2μxμc + C1 μ2x + μ2c + C1 , (9.3) where μx = 1N ∑N i=1 xi denotes the local mean of the patch x …” „… reproduce the masking feature of the human visual system [86]. The structure comparison function is based on …”

doi.org/10.51202/9783186859105

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

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

„… Continuous Estimation of the Local Friction Value Potential based on Tyre Acoustic Data Ventseslav …” „… systems, at any driving situation, is the accurate and continuous monitoring of the local fric-tion value …” „… potential. Current state-of-the-art approaches perform effectively only under limited scenarios …”

doi.org/10.51202/9783181023983

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