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wt Werkstattstechnik online

Browse Volumes: wt Werkstattstechnik online

wt Volume 102 (2012) Issue 1-2 ISSN Online: 1436-4980

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Uwe Heisel, Walther Maier Reduktion thermischer FEM-Simulationsmodelle* S. 2-9

„… „deductive modelling“, which facilitates generating effectively reduced thermal models from CAD models …” „… models - Deductive Model-ling method for effective thermal simulation of machine tools Bild 1. CAD …” „… Modellings“ vor, die es erlaubt, aus CAD-Modellen effektiv reduzierte thermische Modelle zu generieren …”

Eckart Uhlmann, Ivan M. Ivanov Zerspankraftsimulation beim Hartdrehen S. 10-15

„… vorgenommenen Model-lierung. Zur Ermittlung des thermomechanischen Lastkollek-tivs wird häufig die …” „… three-dimen -sional model of a hard turning process to calculate the thermo-mecha-nical load collective at the …” „… cutting edge. Therefore, a simulation model was developed using the Finite Element Method software …”

Carsten Carstensen, Andreas Schröder, Sebastian Wiedemann, Dirk Biermann, Anastasia Viviana Scheidler, Heribert Blum, Andreas Rademacher Vergleich zweier Flachschleifprozesssimulationen* S. 24-26

„… and includes an empiric force model. The second one is based on microscopic calculations of the …” „… ]. Um die Verfahrbewegungen abbilden zu können, werden die NC-Daten, die auch über ein CAD …” „… models for NC-shape grinding with a toroid grinding wheel. In: Denkena, B. (Edit.): The 1st …”

Berend Denkena, Volker Böß, Jan Brüning Schnittstellenkonzept für virtuelle Werkzeugmaschinenmodule* S. 16-23

„… Produktlebenszyklusmanagements (PLM) in allen Entwicklungs- und Marktphasen mit unter-schiedlichen Softwarelösungen (CAD, CAE …” „… wurde dies beispielsweise in der ISO-Norm 10303 – STEP (Standard for the exchange of product model data …” „… mechatronic simulation models based on finite element analysis. Production Engineering 5(2011), pp. 315-320 …”

doi.org/10.37544/1436-4980-2012-1-2

VDI Wissensforum GmbH - International Conference on Gears 2019

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2019

Series: VDI-Berichte

Volume 2355 2019

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M. Lutz, J. Hermes Use of multiple-body simulation during the development process of gear units S. 1077-1086

„… be parametrically mapped in 3D-CAD. In a first step these transmission models are transferred to the …” „… CAD up to the elastic MBS model. Since any gearbox variant can be automatically generated in …” „… in the area of detailed gearing and bearing modeling. These allow differentiated gear unit models to …”

K. Holder, C. Salander, S. Rudolph, R. Stetter Automated requirements-driven design synthesis of gearboxes with graph-based design languages using state of the art tools S. 713-726

„… standards [1] in order to meet the lifetime requirements. The use of CAD and the creation of a 3D model …” „… parametric housing CAD model is fitted with the parameters of the gearset (Fig. 1; Step 7 and 8). The …” „… . Graph-based design languages in UML (Unified Modeling Language) use a central data model to guarantee model …”

A.-K. Wiemann, M. Stein, K. Kniel Temperature influence on involute gear measurements S. 1557-1566

„… computer-aided simulation. A CAD model of PTB’s large gear ring measurement standard (see Figure 1 left) serves …” „… (right). VDI-Berichte Nr. 2355, 20191558 The CAD-model has the same characteristics as the involute gear …” „… support in CAD modelling and FEA simulations. 1. Introduction For a reliable assessment for manufactured …”

M. Keuthen REXS – Standardized gear unit model S. 701-712

„… REXS – Standardized Gear Unit Model Dr. Moritz Keuthen, FVA GmbH, München Abstract A …” „… principles of the REXS model and highlight the in-depth documentation available online, including a database …” „… available for everyone available free of charge Comprehensive: Model the complete gear unit including …”

M. Trubswetter, M. Otto, K. Stahl Evaluation of gear flank surface structure produced by skiving S. 1799-1812

„… B-spline curve to describe the cutter profile. Using a mathematical model, Shih et al. derive the flank …” „… a mathematical model for designing and analyzing skiving tools [14]. Guo et al. propose a …” „… gear skiving, which is embedded in a commercial CAD environment [9]. In [16] the focus is on the …”

P. Barreiro, J. Hoffmeister, J. Hermes, A. Bronner New improvement opportunities through applying topology optimization combined with 3D printing to the construction of gearbox housings S. 1823-1834

„… position and both rotation directions. The complete CAD model was loaded to carry on the optimization …” „… : CAD model. Several parameters were defined and optimized to carry on the topology optimization. A …” „… result of topology optimization into a bionic structure using a CAD system. An iterative construction …”

A. Mihailidis, A. Psarros FEM analysis of the load distribution over the face width of helical gear pairs considering deviations, misalignments and deformations S. 193-202

„… to avoid going back in the geometry generation stage or even in CAD model. Usually morphing is …” „… simplified model: Each one of the meshing teeth is modelled as a set of narrow slices. Then the load carried …” „… introduced. The geometrical model created contains the pitch, form and helix angle deviations. The finite …”

P. Scholzen, C. Lopenhaus, C. Brecher, D. Billenstein, F. Rieg, G. Hammerl Investigation of the influence of elastic gear body structures on the operational behavior of gears S. 785-796

„… . Christian Brecher, WZL RWTH Aachen, Aachen; Dipl.-Ing. Daniel Billenstein, Prof. Dr.-Ing. Frank Rieg, CAD …” „… non-matching meshes, the calculation of the influence numbers for the gear model including the gear body …” „… example models - mainly from the field of drive technology - both the mesh size and the polynomial degree …”

S. Detzel, Y. S. Krieger, M. F. Traeger, T. C. Lueth Design of gear surface models for 3D-printing of plastic gears S. 1401-1410

„… Design of gear surface models for 3D-printing of plastic gears S. Detzel, M.Sc., Y. S …” „… models. A toolbox for Matlab was therefore created, implementing the gear design with direct interface …” „… cloud which is connected by triangle facets. The generation of such files is possible with most CAD …”

G. Vasileiou, N. Rogkas, V. Spitas, P. Zalimidis Optimisation of spur gear tooth fillet for maximum bending strength using Bezier curves S. 149-160

„… via finite element analysis on the obtained tooth. The geometry of the model is presented in Fig. 4 …” „… . The model is consisted of three consecutive teeth and it was preferred over the other proposed models …” „… model are presented in Fig. 5. A 3D quadratic mesh was used for the analysis in Solidworks and some …”

D. Park, F. Santini, A. Rezayat, T. Tamarozzi, J. Pavel Experimental and numerical investigation of helical gear transmission error under gear misalignments S. 355-366

„… during the design stage coupled with experimental campaigns. In the numerical model, it is essential to …” „… compared with test results. This numerical model was also extended to adopt various combinations of gear …” „… coupling. Fig. 1: Siemens' test rig CAD representation: 1. Test gears, 2. Reaction Gears, 3. Bearings …”

F. Siglmuller, U. Weinberger, J. Gotz, M. Sedlmair, T. Lohner, K. Stahl Scaling of planetary gear stages according to gear loss similarity S. 115-126

„… provides the power losses through the motor shaft . Figure 3 shows a CAD cross section of the slave …” „… rig, the load-dependent gear losses PLGP can be derived. Fig. 3: CAD cross section of slave gearbox …” „… compliance of the scaled models to the key parameters carry out scaling identify and define requirements and …”

Titelei/Inhaltsverzeichnis

„… trochoidal reducer model with involute profile 437 T. Pinel …” „… & Materials, South Korea Dynamic models for planetary gearboxes SHM …” „… Tribo-dynamics model of a spur gear pair with gyroscopic effect and flexible shaft 541 B …”

J. Lohmiller, J. Hoffmeister, J. Hermes Conventional high-strength nodular graphite iron as a substitute for austempered ductile iron (ADI) S. 877-892

„… stress concen- Fig. 1: CAD model of a raw planetary carrier P072. In general, the pitch diameter where …”

doi.org/10.51202/9783181023556

VDI Wissensforum GmbH - SIMVEC Simulation und Erprobung in der Fahrzeugentwicklung 2016

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VDI Wissensforum GmbH (ed.)

SIMVEC Simulation und Erprobung in der Fahrzeugentwicklung 2016

Series: VDI-Berichte

Volume 2279 2016

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I. Sokrut, M. Müller Maximale Leichtbaupotentiale durch CAD-integrierte FEMBerechnung am Beispiel von Karosserieaußenflächen S. 391-404

„… , for instance the component weight. Therefore, a parametric associative coupling of CAD- and CAE-models …” „… and parametric associative linked CAD-CAE-CAO-models are created by embedding into optimisation- and …” „… Maximale Leichtbaupotentiale durch CAD-integrierte FEM- Berechnung am Beispiel von …”

A. Höfer, G. Kopp, H. E. Friedrich Efficient, Computer-aided Design of Vehicle and Suspension Concepts by means of the DRIVE!-Toolkit S. 161-176

„… holistic composition from the drive concept (compare Fig. 6) and the double wishbone (CAD- Model displayed …” „… in Fig. 9). Fig. 9: Conceptual design of a double wishbone rear axle – CAD model taken from [20 …” „… feasibly design that fulfills these requirements. The CAD-Implementation of this case study can be seen in …”

M. Müller, I. Sokrut, S. Koldzie, P. Wongorski, F. Seidel Validierung von Simulationsmodellen mit Hilfe optischer Messtechnik – Anwendungsgebiete der optischen Messtechnik in der Fahrzeugtechnik S. 625-634

„… gives the opportunity for new applications like validation of simulation models. Innovative uses in …” „… zeitabhängig ermitteln (Bild 3). Ein direkter Vergleich mit den CAD-Daten ist dann möglich. Bild 3 …” „… generierten Netze in der Regel auf den CAD-Daten der Bauteile. In den meisten Fällen ist das ausreichend …”

T. Bruder, H. Schmidt, M. Tryfonidis, K. Hofwimmer Schwingfestigkeitsanalyse von Schweißnahtdetails auf Basis einer Solid-Modellierung S. 213-228

„… the Structural Durability of Seam Weld Details Based on Solid Models Dr.-Ing. Thomas Bruder …” „… based on shell models. Determining the local stiffness and the fatigue life of weld details with those …” „… models is a challenging task; especially for closely spaced welds as well as for the connection of metal …”

doi.org/10.51202/9783181022795

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Konstruktion

Browse Volumes: Konstruktion

Konstruktion Volume 73 (2021) Issue 06 ISSN Online: 0720-5953

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Effektives Variantenmanagement auf Basis funktional substituierbarer Bauteilmerkmale S. 48-51

„… . Durch die Integration der Methoden FIM (Functional-Information-Model) und FIA …” „… alle Bestandteile des Produktes inklusive der Stammdaten. [1] Auf der Basis der CAD-Struktur werden …” „… intelligenten Datenmodellen, beispielsweise dem FIM (Functional-Information- Model) oder FIA …”

Christopher Lange, Stephan Tremmel, Frank Rieg Integration von High-Performance- Computing in die simulationsunterstützte Produktentwicklung S. 69-74

„… methodology model. For this purpose, a classification of computer performance and computer capacity oriented …” „… an explanation of the advantages and disadvantages of common architecture and service models in the …” „… explained. The model fulfills on the one hand a support function for companies and on the other hand …”

doi.org/10.37544/0720-5953-2021-06

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

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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 …” „… realized. This simulation model is responsible to reproduce a realistic haptic interaction with the …” „… operator. To be able to minimize simulation and therefore reaction time this high fidelity “Amesim” model …”

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

„… . Wellestablished industry standards are applied for detailed component modelling and a generic CAD-model is used …” „… (highlighted in turquoise) b) Generic gearbox model with corresponding desired installation space (left) and …” „… ] [13]. h) Package To evaluate the package integration, a parametric 3D-model of the gearbox including …”

R. Buchberger, O. Grieshofer, K. Puchner, R. Sereinig System optimization of electric drives in terms of lightweight design, acoustics and efficiency by means of modern transmission simulation methods

„… (CAD) tool First FEA simulation with respect to housing strength and stiffness are also performed …” „… efficiency simulation was incorporated. The efficiency simulation uses the same system model as it is used …” „… if it comes to detailed optimizations of the system. Fig. 2: Simulation model Correlation with …”

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

„… approaches [Seifert et al. 2008], simulation models derived purely from geometry (e.g. CAD models, digital …” „… simplified OS are defined and simulated along with the corresponding topologies using a virtual model …” „… (PEP) and is continuously expanded in terms of model scope and accuracy. This is done using …”

D. Evenschor, D, Dennin, P. Tenberge Automated design concept generation of automatic transmissions – Design concept generation based on results of transmission synthesis

„… ) ermittelt werden kann. Die Auswahl einer Getriebetopologie zur konstruktiven CAD-Umsetzung durch einen …” „… design generation is not optimizing an existing construction, but to evaluate every possible model for …”

doi.org/10.51202/9783181023280

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