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VDI Wissensforum GmbH (Hrsg.)

SIMVEC 2022

Reihe: VDI-Berichte

Band 2407 2022

Treffer in den folgenden Teilen:

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

„… Simulation Data Management from CAD to Results for large LEGO® Crash Models Dipl.-Ing. M. Thiele …” „… standing and one being in motion. Importing the CAD data from the Bugatti model [4][5] was relatively …” „… simulation projects of car crash simulations, the process of getting from a CAD model to a simulation model …”

N. Klinke, F. Schewe, B. Scholemann On the application of machine learning for the prediction of feasibility and thermal performance of cooling plates for battery electric vehicles S. 543-554

„… process from cad, all relevant information for the design evaluation has to be stored in the CAD model …” „… contrast to most organizations, we established a CAD-centric design environment that enables the …” „… responsible CAD-engineer to handle the relevant disciplines by himself. A key factor here is the automated …”

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

„… : https://doi.org/10.35199/dfx2020.12. [5] G. Yin, X. Xiao, und F. Cirak, „Topologically robust CAD model generation …” „… . François, und A. Nana, „Automatic construction of structural CAD models from 3D topology optimization …” „… . Amroune, J.-C. Cuillière, und V. François, „Automated Lofting-Based Reconstruction of CAD Models from 3D …”

M. Probst, W. Pohl, I. Phillips Automatisierte, geometriebasierte Form-Optimierung von Karosseriestrukturen CAD-basiertes Generatives Design S. 323-336

„… process from the CAD geometry as a master model. This has significant advantages, such as seamless …” „… availability of the CAD model without the step of a re-design after a simulation loop. In addition, the process …” „… dem Ansatz, aus der CAD-Geometrie als Master-modell heraus den Evaluierungsprozess zu steuern. Dies …”

P. Baque Neural Concept Shape: Empowering Engineering Organizations with Deep-Learning – Applications to a faster transition towards e-drive systems for Automotive OEMs and Suppliers S. 289-290

„… through a predictive model that outputs post processed results right from the CAD design. These models are …” „… predictive model that reproduces in a few seconds the volumetric velocity field from the 3D CAD geometry …”

M. Hofmann, M. Voigt, C. Barchanski, H. Rudolf, F. Mantwill, R. Schulte Methode zum Vergleich von Baugruppen im Karosseriebau mittels Graphdatenbanken S. 157-168

„… CAD-Modelle konstruiert und gespeichert. Das gestattet, über den gesamten Produktionsprozess Optimierungen …” „… die Nutzung von Graphdatenbanken, was ebenfalls die Verknüpfung mit CAD-Meta-Daten zulässt. Folglich …” „… . Bild 2: Schematische Darstellung des methodischen Vorgehens DatenaufbereitungBauteilauswahlCAD …”

Titelei/Inhaltsverzeichnis

„… PlenumSimulation Data Management from CAD to Results for large LEGO® Crash Models . . . . . . . .349M …” „… a micromechanics-based stress state dependent failure model for ductile materials in ABAQUS …” „… von Karosseriestrukturen CAD-basiertes Generatives Design …”

A. Hüppe, D. Scholz, F. Menter, R. Winstanley, F. Muldoon Octree Meshing Technology for External Aerodynamic CFD Applications S. 21-32

„… CAD geometry is prepared and imported, a surface wrap is generated and meshed to obtain the desired …” „… shown in Figure 3 for the DrivAer model, the geometry is partitioned along with the octants thus …” „… the DirvAer car model. Fig. 6: Side mirror of the DrivAer car model without (left) and with improved …”

D. Friedemann, J. Rademann, B. Näser SMILE: Eine universelle Beschreibungssprache für Simulationsmodelle S. 647-654

„… Beschreibung kann in Form eines Links auf eine CAD-Geometrie vorliegen oder eine (bzw. mehrere …” „… Model-lierungsrichtlinien eingehalten werden, die mittlerweile in nahezu allen Entwicklungsumgebun-gen existieren. Diese …” „… automatischen Model-laufbau (also der „Übersetzung“ des SMILE-Modells in Solvercode) getroffen. Damit aus dem …”

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

„… characteristic model VDI-Berichte Nr. 2407, 2022 143parameters such as the effective bending and torsional …” „… bundle characteristics with sufficient variability and diversity, we identify a nonlinear model that can …” „… werden und unter Einbeziehung der CAD-Daten des PKW analysiert werden können [1]. Beispiele für …”

F. Beyer, A. Schumacher, T. Pohl Neue Möglichkeiten der Graphen- und Heuristikbasierten Topologieoptimierung von 3D-Crash-Strukturen durch detaillierte Modellierung der Verbindungsknoten S. 213-224

„… adjust the de-signs in a flexible way. From this graph description, the finite element model is generated …” „… the members were modelled by rigid elements. However, the simple model-ling did influence the results …” „… auch „Standard Triangle Language“, als CAD oder 3D-Druck Schnittstelle VDI-Berichte Nr. 2407, 2022214 …”

doi.org/10.51202/9783181024072

VDI Wissensforum GmbH - International Conference on Gears 2022

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2022

Reihe: VDI-Berichte

Band 2389 2022

Treffer in den folgenden Teilen:

P. Abele, J. Hermes, J. Lechner Development of a digital ecosystem for a servo planetary gear unit system to provide design automation opportunities S. 1503-1516

„… automation tasks were introduced: Three-dimensional CAD model, two-dimensional CAD drawing and CAD assembly …” „… . Three-dimensional CAD model creation Motivation A key aspect of the development process in mechanical engineering is …” „… the creation of the three-dimensional CAD models in order to describe the shape of the desired product …”

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

„… A comprehensive, fully parametrized calculation model for improved helical-hypoid gearbox …” „… calculation model are presented. The computational results are verified using different computational software …” „… . Comprehensive Calculation Model A state-of-the art gear design process should also take into account nonlinear …”

M. Furst, J. Gotz, M. Otto, K. Stahl Automation of gearbox design S. 787-802

„… specific machine elements are embedded in a systematic sequence. As a result, the model is capable to work …” „… integration of CAD/CAM systems into the design and optimization process of single-stage high-speed gear units …” „… vibration, etc.) can be transferred into a precise geometry model by standardizing the constructive …”

J. Thomas, C. Gosselin, F. Mieth Design, strength calculation by ISO10300 and loaded TCA of forged differential bevel gears S. 157-170

„… forged version of VDI-Berichte Nr. 2389, 2022158the Figure 1a. gear. Looking to this simplified model, it …” „… geometry is transferred to BECAL either via STEP models or via a specified point cloud generated by HyGEARS …” „… from the gear models shown in Figure 1b. In addition, parametrizable variants of wheel bodies were …”

A. Hilligardt, J. Klose, V. Schulze A new method for avoiding meshing interference in gear skiving S. 1305-1318

„… consuming CAD-simulation. In contrast, this paper presents an automated geometrical model for the analysis …” „… the tool and workpiece can occur during the process. Models exist to check for collisions of the tool …” „… shank or collisions in the tool run-out. While these models are sufficient for the process design of …”

K. Lubke, H. Rohr Quality inspection of common step gearings – Overview of different types and their assessment S. 959-968

„… the CAD model surface with a simulated uncertainty. Fig. 6: Virtual measurement with QUINDOS of a …” „… shaped cams these diameters are defined via the distance to the follower rotational axis. When a CAD …” „… model of the cam is available, it can be measured virtually with a combination of QUINDOS and the I …”

A. Miltenovic, M. Banic Investigation of the meshing friction heat generation of worm gears and influence of the contact shape S. 803-810

„… , 2022804 Fig. 2: CAD model of worm gear pair Table 1: Tooth geometry and material data of used worm gear …” „… behavior of contact teeth, a coupled thermo-elastic 3D finite element model has been applied. The heat flux …” „… parameters. Stahl [4] presented the new model for determination pitting load resistance that is taking into …”

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

„… runout of modeled gears 6.3 FE-Modeling Fig. 9: The CAD model (left) and FEM model (right), generated by …” „… as simulation input. An overview of the simulation method, the test rig, the FE-model and the …” „… so-called One-Model-Approach which considers all relevant elastic and contact phenomena coupled in a single …”

T. Matsumura, K. Mioki, M. Kada, R. Okuizumi, A. Pogačnik Improved calculation methodology for the prediction of tooth temperature of plastic gears S. 1237-1248

„… this paper, an improved temperature calculation model is proposed for a more ac-curate calculation of …” „… static operation (z54/z54) 2.3 FEM analysis 2.3.1 Dynamic operation The mesh model of the gear pair …” „… was created by modeling the actual geometry based on CAD file of the solid gear generated by KISSsoft …”

N. Tros, J. Brimmers, T. Bergs Approach for multiscale modeling the thermomechanical tool load in gear hobbing S. 1489-1502

„… multiscale model, which allows an efficient determination of the thermomechanical load in gear hobbing. FEA …” „… extended the penetration calcula-tion by empirical and analytical models. On the one hand, cutting force …” „… models have been developed to predict the resulting force components for the hobbing process [7, 8]. The …”

A. Beinstingel, M. Heider, B. Pinnekamp, S. Marburg Gear mesh excitation and non-uniform rational B-splines S. 91-102

„… of freedom enabling the model to perform deformations that are more complex. Fig. 4: Exact NURBS …” „… , a torsional vibration model of the sample spur gear (data in Table 1) is established with two …” „… possible. VDI-Berichte Nr. 2389, 2022 99 Fig. 10: Dynamic stress computed by torsional vibration model …”

L. Hildebrand, F. Dangl, M. Sedlmair, T. Lohner, K. Stahl CFD analysis on the oil flow of a gear stage with guide plate S. 677-694

„… with guide plate a) and CAD model of the guide plate b) The considered gears are standard FZG test …” „… lubricated spur gear stage with a guide plate. Grid-based CFD models with different simulation setups were …” „… the following, the object of investigation is detailed and the developed CFD models are presented …”

R. Longato, M. Turci The effect of temperature on the SN curve for bending stress measured on a new test rig for plastic gears S. 1209-1222

„… . Neither the design drawings of these gears nor any CAD models were available. Therefore, the geometry of …”

B. Legrady, M. Taesch, G. Tschirschnitz, C. F. Mieth Prediction of churning losses in an industrial gear box with spiral bevel gears using the smoothed particle hydrodynamic method S. 651-664

„… experiment when surface tension models are included. To reproduce the qualitative trends of the experiments …” „… simulation model, the churning losses of the experiment are correctly reproduced. A post-processing algorithm …” „… ) Sophisticated models and methods exist to determine load-dependent losses. In contrary, accurate prediction of …”

F. Lagier, A. Bischofberger, K. Bause, S. Ott Suitability of additive manufactured PEEK gears as a means of gear sampling for automotive high-speed gearboxes S. 1045-1060

„… preprocessing and tessellation of the CAD model. Additionally, pores and cracks on the surface and within the …” „… simulations and model assumptions. A test environment allowing the operation of polymer gears while …”

doi.org/10.51202/9783181023891

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wt Werkstattstechnik online

Alle Ausgaben: wt Werkstattstechnik online

wt Jahrgang 106 (2016) Heft 10 ISSN Online: 1436-4980

Treffer in den folgenden Teilen:

B.-A. Prof. Behrens, S. Koch, M. Pleßow, G. Wrobel, R. Scheffler, D. Bauer Eine neue Modellierung von Tiefziehwerkzeugen*/A new modelling of deep drawing tools - From parameter-based 3D-CAD-Model to the new graphical language for deep drawing tools S. 690-694

„… drawing tools - From parameter-based 3D-CAD-Model to the new graphical language for deep drawing tools …” „… of Parametric Information of 3D CAD Models. Computer-Aided Design & Applications 8 (2011) No. 3, pp …” „… .: Graphical Modelling of a Meta-Model of CAD Models for Deep Drawing Tools. 26th Annual Incose …”

doi.org/10.37544/1436-4980-2016-10

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wt Werkstattstechnik online

Alle Ausgaben: wt Werkstattstechnik online

wt Jahrgang 110 (2020) Heft 10 ISSN Online: 1436-4980

Treffer in den folgenden Teilen:

Stefan Deuringer, Raphael Gerdes, Jan Eilers, Rainer Müller Simulationsgerechte Maschinenmodelle/Machine models for simulation – Preparation of CAD machine models for the simulation of production processes S. 716-721

„… steigern. Machine models for simulation – Preparation of CAD machine models for the simulation of …” „… systems. However, the effort to prepare existing CAD models for machine-oriented simulations is very high …” „… . Therefore, a method is presented for the automated preparation of CAD models for assembly simulation …”

Christopher Kuhnhen, Bernd Engel, Pascal Halili Navigationssystem zum schnelleren Maschinenrüsten/Navigation system for a faster machine setup process – Cyber setup: Augmented reality in forming technology S. 672-676

„… Modelle der Umformanlagen, Umformwerk zeuge und Werkstücke sind durch vorheriges Einlesen der CAD- Modelle …” „… . Zusätzlich unterstützt die Projektion der hinterlegten CAD-Modelle zuverlässig dabei, die reellen …” „… Systems for Knowledge and Expertise Sharing in Manufacturing Contexts: Towards a Model Enabling Design …”

Susann Kärcher, Florian Grabi, Julian Maier, Emir Cuk, Thomas Bauernhansl Automatisierte Montageanalyse und -ablaufplanung/Automatic analysis and optimization of an assembly system S. 722-727

„… . A., Nee, A. Y., et al.: CAD model based virtual assembly simulation, planning and training. CIRP …” „… Extraction of Assembly Features from 3D Models. Procedia CIRP 81 (2019), pp. 856–861 [12] Schuh, G., Zeller …”

doi.org/10.37544/1436-4980-2020-10

VDI Wissensforum GmbH - Plastics in Automotive Engineering 2016

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VDI Wissensforum GmbH (Hrsg.)

Plastics in Automotive Engineering 2016

Reihe: VDI-Berichte

Band 4343 2016

Treffer in den folgenden Teilen:

M. Franzen, O. Ghouati Consideration of local thicknesses within finite element simulation of injection molded thermoplastics S. 279-288

„… address these issues. Within these projects the material model MF-GenYld+CrachFEM was developed for …” „… various material applications. This material model is capable of accounting for the high degree to which …” „… model is suitable for the explicit FEM programs LS-DYNA and RADI- OSS and is installed on the Ford Motor …”

A. van den Einden, P. van der Velden Study of lightweight applications in truck development – Metal replacement of a headlamp frame by a thermoplastic S. 315-322

„… . Engineering a thermoplastic headlamp frame For the CAD design the existing, limited package space had to be …” „… were carried out. A lot of design iterations were necessary to realize a model which had enough …” „… Fig. 5: Design iterations Moldflow analysis of optimized CAD design Once the design of the …”

J. J. Laux, L. Vanin, S. Grgac, G. Schalte Injection-Molded Carbon-Fiber Grille Opening Reinforcement – Development and production of the 2016 Ford Mustang Shelby GT350 GOR S. 93-104

„… an all-new line of Mustang fastback and convertible models, including the specially designed 50th …” „… increased 28% over the previous model. That stiff structure ensures the suspension geometry remains …” „… airflow.” All bodywork from the windshield forward is unique to this high-performance model and up to 50 …”

G. Liraut, A. Tebib Mono-polymer lift-gate solution cuts CO2 emissions S. 45-58

„… project are not only limited to this vehicle model, but will be applied to the Renault Megane, the …” „… Talisman and other car models. Through virtual process simulations—from testing the materials’ specific …” „… expected part warpage using LGF-PP models. Based on the findings from virtual prototyping, the strategic …”

U. A. Karsch Plastic fuel tank systems, energy carriers for future vehicle concepts S. 297-314

„… it has been installed in the US model of the VW Jetta Hybrid (Figure 9). This tank does however …” „… : The US model VW Jetta Hybrid and installation location of the hybrid plastic tank (source: VW) 308 …” „… positions for the stiffening elements were determined by iterative CAD/CAE simulations. A check was made in …”

doi.org/10.51202/9783182443438

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