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VDI Wissensforum GmbH - International Conference on Gears 2023

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2023

Series: VDI-Berichte

Volume 2422 2023

Results in this title

E. Grabovic, A. Artoni, M. Gabiccini, E. Ciulli Exploration of trade-offs between NVH and efficiency in bevel gear design S. 853-880

„… the meshing cycle. In the second part, an automatic framework based on multi-objective optimization …” „… minimized. Machine settings are selected as the optimization variables following a sensitivity analysis …” „… with a FEA-based contact solver to launch an analysis and subsequently post-process the results, as …”

I. Atanasovska, D. Momcilovic Analysis of new tooth profile design based on the biomimetics principles S. 945-956

„… Analysis of new tooth profile design based on the biomimetics principles Research Prof. Ivana …” „… tooth root strength analysis, the estimations are based on the Theory of Critical Distances and stress …” „… general methodology for optimization of geometric parameters in transition zones based on the Finite …”

K. Suzuki, K. Sakai, K. Sakai, T. Hara Considerations on Lubrication of High-Speed Rotating Gear (First Report) S. 741-752

„… for airflow analysis result of gear meshing partBased on the results obtained from PIV on the airflow …” „… Formula][Symbol]VDI-Berichte Nr. 2422, 20237445.2. Measured result (Video analysis)The behavior of oil injected onto the gear …” „… sliding scattering in the gear rotating direction observed by the video analysis.Fig. 8: Airflow …”

M. Willecke, J. Brimmers, C. Brecher Experimental Investigation of the load carrying capacity of beveloid gears with optimized flank topography S. 125-138

„… for the FE-based tooth contact analysis program ZaKo3D. The describes test rig is the typical …” „… case is an FE-based tooth contact analysis. One example for an FE-based tooth contact analyses which is …” „… tooth root. To analyze the expectable damage of the gear pair a FE-based tooth contact analysis with …”

D. Park, A. Rezayat, Y. Gwon Design optimization of multi-stage gear trains with asymmetric teeth under a broad range of torques by incorporating multibody simulations S. 383-396

„… modelRun macrogeometry module• Gear geometry creation• Kinematic analysisPlot and save resultsRun …” „… Design optimization of multi-stage gear trains with asymmetric teeth under a broad range of torques …” „… optimization. To include non-conventional asymmetric gear teeth in the design exploration, a root strength …”

Titelei/Inhaltsverzeichnis

„… , FVA-GmbH, Frankfurt, GermanyAnalysis of new tooth profile design based on the biomimetics principles 945I …” „… , Mechanical Engineering Research Group UNED, Madrid, Spain Efficiency & frictionSimulation-based optimization …” „… : AnalysisA comparison of time and frequency domain approaches for NVH 583J. Langhart, S. Ebrahimi, KISSsoft …”

S. Birk, E. Stoppel, V. Labriola Influence of plastic-metal-pairings on the lifetime of gears S. 1535-1546

„… angle based on the analysis in Fig. 9. A correction of 0.09° is applied. A better contact distribution …” „… plastic gears in the application further investigations has to be done such as the detailed analysis of …” „… reducing its lifetime. VDI-Berichte Nr. 2422, 20231536Fig. 2: FEA analysis of initial gear design The …”

S. Moschkau, S. Held Optimization of product quality and manufacturing processes in real-time with vibration analysis S. 1821-1828

„… Optimization of product quality and manufacturing processes in real-time with vibration analysis …” „… based on vibration analysis is one effective method. This paper describes challenges in real-time …” „… test rig by so-called ghost orders in the vibration pattern. In Fourier transform-based order analysis …”

J.-H. Park, B.-S. Kim, D. Im, D.-J. Moon, J.-H. Kim, Y.-J. Park Development of Damage-based Accelerated Life Test Code for Gearbox using Genetic Algorithm S. 329-340

„… Development of Damage-based Accelerated Life Test Code for Gearbox using Genetic AlgorithmPh. D …” „… test duty cycle was optimized within ±1% error range. By applying the optimization theory of NSGA-III …” „… life of the mechanical element, the most commonly used method is to use a load-based accelerated life …”

D. Meyering, C. Hussmann Smart Gearboxes for a Sustainable and Reliable Industry S. 645-658

„… algorithms and the based load case presumptions. While the algorithms are already at an advanced stage, the …” „… often presumed based on low dynamic motor current measurements, occurred damages, or experiences of the …” „… years. Within this paper, the analysis of some selected applications show how reliability can be …”

S. Chen, C. Liu, D. Qin Forward Performance-driven Design of Gear Parameters S. 211-226

„… , efficiency, and power density of gear are accurately evaluated. Based on the multi-objective optimization …” „… , localization of contact, simulation of meshing and stress analysis[J]. Computer Methods in Applied Mechanics …” „… model is established based on the accurate gear tooth profile. Each slice is applied with load, then …”

B.-S. Kim, D. Im, J.-H. Park, W.-J. Chung, Y.-J. Park Development of Optimal Design Program for Macro-Geometry of Planetary Gear Set using Multi-Objective Optimization Algorithm S. 1181-1194

„… Multi-Objective Optimization AlgorithmBeom-Soo Kim, Dongu Im, Jung-Ho Park, Woo-Jin Chung, Young-Jun Park, Seoul …” „… the initial design stage. A multi-objective optimization algroithm was used to utilize each parameters …” „… Genetic Algorithm III (NSGA-III) is generally used in the field of multi-objective optimization of gear …”

T. Jagiella, S. Haller, J. Lechner, T. Rung, M. Wöppermann, B. Zeeb Building a software toolchain for automated mass-customization of specific end-use gear unit parts using AM-driven design guidelines S. 1607-1616

„… main principles: Design for AM and automation.The AM-driven design is based on topology optimization …” „… , topology optimization, FEM-analysis and print job preparation. The combination of these strategies leads to …” „… architecture The software solution is based on commercially available software for CAD, topology optimization …”

P. Michel New generation in plastic gear technologies S. 1461-1468

„… technology and reduces also cycle times due to the elimination of handling for sprues.For optimization …” „… possible to simulate the results of the tool optimization at the plastic gears.By using the advantages of …” „… learned out of our knowledge database in combination with moldflow analysis, by showing results of …”

I. Gonzalez-Perez, A. Fuentes-Aznar, J. Calvo-Irisarri, N. Bilbao-Handley, X. Lopez-Fuentes, A. Fernandez-Sison Evaluation of the effect of the rim thickness on the root stress cycle of helical planet gears with integrated rollers S. 553-568

„… stresses is determined for each rim thickness as a function of a module-based ratio, finding its minimum …” „… with photoelastic test results. In year 1983, Chang et al. [5] considered a finite element analysis of …” „… range between tensile and compressive stresses starts to increase from a based-module ratio of the rim …”

M. Gebhardt, A. Rhode, B. Legrady Lubrication improvement at the HS-IS spline shaft interface of a wind turbine gearbox using the smooth particle hydrodynamic method S. 519-536

„… smooth particle hydrodynamic method Spline design optimization using an advanced numerical method Dr.-Ing …” „… wear issues in the past is analyzed in this work. Starting with a general analysis of the oil flow …” „… spline mesh is improved by using local design optimization. An improved version of the spline design is …”

A. Beinstingel, F. Haringer, W. Sigmund, M. Heider, B. Pinnekamp, S. Marburg Investigation of Sound and Vibration Behavior of Cylindrical Gears S. 599-618

„… pair of teeth. The numerical representation is based on the Isogeometric Analysis (IGA) [31] and hence …” „… ., Marburg, S.: A hybrid analytical-numerical method based on isogeometric analysis for determination of time …” „… similar driving machine vanishes, the optimization of the noise characteristics contribute as an important …”

N. Missal, S. Schwertel, M. Ludwig The next level of axial forming for a sustainable component and process chain design S. 1765-1776

„… optimization process (FEM-based software Meshparts), the simulated machine deformation under the maximum …” „… leisten. Abstract Based on the state of the art, the known manufacturing processes for producing external …” „… axial forming [3 through 8] Summarized, the analysis of state of the art showed that the described …”

F. Concli, M. N. Mastrone Latest advancements in the lubrication simulations of geared systems: a technology ready for industrial applications S. 499-518

„… sustainable future. Most available models are based on empirical relations and dimensional analyses resulting …” „… . Some years later, Changenet et al. [13] proposed an experimentally derived model based on dimensional …” „… analysis. Another analytical model is proposed in the ISO/TR 14179-1 [15] standard. Kahraman et al. [16–19 …”

L. Klee, T. Bergs, M. Solf, J. Brimmers Binder Jetting in Gears – Process Design and Tooth Bending Strength for Gears made of 17-4PH S. 1665-1680

„… powder bed-based additive manufacturing processes for metals can be classified into binder-based (e.g …” „… . Binder Jetting, BJT) and beam-based thermal processes (e.g. Laser Powder Bed Fusion, LPBF). Due to the …” „… optimization of the noise behavior of transmission components is becoming increasingly important [22]. Powder …”

A. Hilligardt, V. Schulze Gear Skiving with Minimum Twist Errors S. 1749-1764

„… contains non-linear parameter optimization based on the least square error of the given and calculated …” „… Gear Skiving with Minimum Twist ErrorsModeling and Optimization of Flank Twist in Gear …” „… contact line-based method for tool profile calculation for gear skiving is developed based on …”

E. Virtanen, M. Kanerva, G. Szanti Fatigue testing of large sized bevel gears S. 897-906

„… based on endurance tests performed on relatively small-size test gears and testing equipment, such as …” „… that are based on regular gear standards through conversion to virtual cylindrical gears. Performance …” „… calculation analysis of design differences is presented in Figure 4. Additionally, specific ISF treatment …”

S. Sepp, A. Wenig, M. Otto, K. Stahl Acoustical behavior of periodic flank modifications under dynamic operating conditions S. 341-356

„… root relieves. The principle of periodic modifications is based on the direct compensation of the …” „… the excitation behavior could be verified. However, the analysis of these modifications under dynamic …” „… modifications [1–3]. The principle of periodic modifications is based on the direct compensation of the …”

C. Kunik, J. Kunert Wetting and oil flow analysis of planetary gearboxes using oil flow simulations S. 467-484

„… Wetting and oil flow analysis of planetary gearboxes using oil flow simulations Dr.-Ing. Claus …” „… gear unit. The field of CFD (“Computational Fluid Dynamics”) offers a particle-based simulation method …” „… lubrication concept. The last investigation is the analysis of the pumping effect of the gearing into an oil …”

J. König, M. Obermayr, T. Klein Digitalization of the Gear Development Process – Chances, Benefits and Risks S. 1017-1026

„… script-based optimization can still be utilized in the usual manner. However, designing and rewriting the …” „… gears, LAGER2 for bearing calculations, BECAL for the loaded tooth contact analysis of bevel gears and …” „… individual software tools were connected using file-based interfaces. Each tool's functionality was utilized …”

M. Geitner, S. Preintner, T. Tobie, K. Stahl Simulation Study on the Tribological Characteristics in the Meshing Contact in the Context of the Load Carrying Capacity Calculation of Internal Gears with Unbalanced Sliding Conditions S. 429-450

„… resulting differences in the specific sliding, which allows an optimization of the full gear system, taking …” „… analytical approaches within standardized load carrying capacity calculation methods are typically based on …” „… of the studies is the analysis of the lubricant film thickness and the contact temperature in the …”

A. Carvalho, R. Rego, N. Fukumasu, D. Tamayo, F. Nascimento, I. Machado PVD Deposition of Nb-MoS2 Coatings on Gear Carburized Steel S. 1071-1082

„… previously reported studies. In this work, investigations of MoS2-based coatings innovative doped with Nb …” „… the Nb:MoS2coatings. 2. Materials & Method The sample steel alloy selection, SAE 8620, was based on …” „… utilized a SiC grinding wheel. The selection of these grinding wheels was based on their different thermal …”

M. J. Herberger, F. Rudolph, B. Sievers Efficient concepts for high ratio angular gearboxes S. 801-814

„… %. VDI-Berichte Nr. 2422, 2023 8012 Abstract Based on three angular gearbox series from SEW-EURODRIVE GmbH & Co KG …” „… realized when this gearing type is used. An efficiency analysis for high transmission ratio angular …” „… an optimization of the gearbox efficiency. For typical, industrial angular stages the qualitative …”

B. Morhard, T. Lohner, K. Stahl Influence of Surface and Material Technologies on Loss of Lubrication Performance of Gears S. 779-784

„… . Light microscope pictures before and after testing are used for damage analysis. The results show that …” „… coating of gear flanks can be promising [Rig16, Rig17]. Based on a recent study on the power loss and …” „… rig with a center distance of 91.5 mm based on the back-to-back principle. The layout of the test rig …”

I. Gonzalez-Perez, A. Fuentes-Aznar Improvement of the transmission efficiency in electric vehicles by using double staggered helical gears with shortened teeth S. 1083-1090

„… efficiency is based on the application of the finite element method through two algorithms for …” „… post-processing the obtained results. The first one is based on the use of tangential forces and sliding …” „… velocities to compute the power losses along the cycle of meshing. The second one is based on the …”

C. Westphal, J. Brimmers, C. Brecher Influence of Axis Misalignments in Stepped Planetary Gear Stages on the Excitation Behavior – Test Rig Development and Simulative Analysis S. 175-190

„… Rig Development and Simulative AnalysisChristian Westphal M.Sc., Dr.-Ing. Jens Brimmers M.Sc., Prof …” „… development and simulative analysis of a test rig for the investigation of axis misalignments of planetary …” „… analysis of the influence of axis misalignments on the operational behavior. 4. Test Rig Concept The …”

H. Jia, D. Qin, G. Hu, X. Xu, W. Bai Electromechanical Coupling Modeling and Torsional Vibration Analysis of Helicopter Electric Propulsion System S. 675-688

„… ] Huang, K., Wang, K. L. Analysis of Helicopter Engine Crankshaft Torsional Vibration Based on ADAMS[J …” „… Conditions3.1 Dynamic meshing force analysisAccording to Table 1 and Table 2, it is easy to deduce the …” „… Electromechanical Coupling Modeling and Torsional Vibration Analysis of Helicopter Electric …”

B. Karba, N. Yildirim Backlash optimization via compatible gear couples on the assembly lines for planetary gearboxes S. 1147-1158

„… Backlash optimization via compatible gear couples on the assembly lines for planetary gearboxes …” „… & planetary gearbox based, should be assembled with great care by using in-house software with own database …” „… . Optimization methodology The actual value and effects of the backlash which is critical in the mesh condition …”

J. Lövenich, M. Zalfen, D. Mevissen, J. Brimmers, C. Brecher Crack growth based tooth root life prediction model – an influence quantity analysis S. 109-124

„… Crack growth based tooth root life prediction model – an influence quantity analysis J. Lövenich, M …” „… determined in an influence quantity analysis. In the future the lifetime prediction model is validated with …” „… rig tests up to the VHCF range. Introduction and MotivationDue to mandatory weight optimization in …”

P. Fischmann, A. Hilligardt, V. Schulze Tooth Root Burnishing in the Kinematics of Gear Skiving S. 1829-1844

„… shows a high potential for the highly productive mechanical optimization of the tooth root surface …” „… conditions are complex. Hence, a simulation based on OpenSkiving is developed. This computation is adapted to …” „… a contact analysis where the interaction between tool and tooth gap is analyzed. Hence, contact …”

D. Zorko, N. Vukašinović, B. Černe The effect of gear manufacturing quality on the mechanical and thermal state of a plastic gear S. 1319-1332

„… integrated plastic gear design optimization considering all possible failure modes was presented by Tav ar et …” „… compared to the stress calculated for the same gear pair with an ideal theoretical geometry. Based on the …” „… methodology was based on testing the gears in shorter time intervals, under a high torque, where after each …”

M. Reichl, P. Lenz, A. Oliva Challenges and possibilities of virtual development of e-axle transmissions S. 485-498

„… reduced.Classical grid based CFD codes reach their limits at these speeds and the complex kinematics of gears and …” „… bearings. Due to the demand for long simulation times of 30 seconds and more, VOF (Volume of Fluid) based …” „… geometries and kinematics with the required real times.In the following paper an SPH-based simulation method …”

F. Reinle, D. Mangherini, A. Bongiovanni Enhancing gear performance through advanced mass finishing and DEM simulation S. 1777-1786

„… compressive stress, and reengineering the surface to resemble a nanocrystalline layer. The optimization of …” „… decade. The design is based on immersing a workpiece in a rotating container filled with media. This …” „… . The program chooses a timestep small enough to capture every movement accurately, based on factors …”

G. Devaraj Vibration reduction of planetary gear drive using mesh phasing: modelling and experimental validation S. 157-174

„… certain harmonic modes of a planetary with equally spaced and diametrically spaced planets, their analysis …” „… to run a dynamic analysis and extract vibration indicators on the housing. The NVH model is validated …” „… explained analytically based on symmetry arguments and independent of mathematical dynamic tooth load models …”

S. Sklenak, D. Mevissen, J. Brimmers, C. Brecher, B. Lenz, A. Mehner Analysis of Load Cycles and Local Wear of Dry and Solid-Lubricated Gears S. 727-740

„… Analysis of Load Cycles and Local Wear of Dry and Solid-Lubricated Gears Sebastian Sklenak M. Eng …” „… and complete layer failure. Microscopic wear analysis show that the wear on the pinion and wheel …” „… . Therefore, the design is based on experimental investigations that are as close as possible to the …”

S. Landler, M. Trübswetter, M. Otto, K. Stahl Parameter Based Definition of Eccentric Cycloid Gearings S. 1207-1228

„… Parameter Based Definition of Eccentric Cycloid Gearings S. Landler, M.Sc., M. Trübswetter, M.Sc …” „… study introduces a geometric description of the EC gearing, which is based on a defined set of …” „… meshing with a single-toothed pinion. Based on the descriptions of the geometry, a general definition of …”

J. D. M. Marafona, J. H. O. Seabra, P. M. T. Marques, R. C. Martins Effect of overlap ratio on gear dynamic behavior and noise level S. 1239-1256

„… changing its facewidth. To keep an equivalent analysis for all evaluated cases, the maximum contact …” „… optimization procedure. Two different gear geometries are used as starting points, the H501 and the H951, as …” „… required and used in this optimization procedure.Table 2: Parameters imposed for the development of the IOR …”

J.-A. Meis Parametric system simulation of load sharing in planetary gearboxes S. 269-280

„… studies for optimization. Introduction System simulations of planetary stages or complete planetary gear …” „… in the contact zones however is off high quality to ensure precise analysis of contact pressure and …” „… account in this simulation. Based on the contact pressure in the planet pin to carrier contacts, it can be …”

P. Romio Spur Gear Teeth Reconstruction via Direct Laser Deposition S. 1641-1664

„… applications. Based on that perspective, this research aims to evaluate the DLD performance of an FZG gear …” „… test rig is based on a power loop principle to impose a constant torque over the tested gears. The …” „… @ 100 ºC 18.9 cStDensity @ 15 ºC 0.854 g/cm3Based on the evolution of the aforementioned tests, one …”

doi.org/10.51202/9783181024225

Sun Danfeng - Distributed Edge Intelligence Enabled Wireless Communication Systems Serving Industrial Applications

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Sun Danfeng

Distributed Edge Intelligence Enabled Wireless Communication Systems Serving Industrial Applications

Series: Mess-, Steuerungs- und Regelungstechnik

Volume 1278 2022

Results in this title

Conclusions and Future Work S. 83-84

„… optimization branch, fully connected neural network (FNN),attention-based convolutional neural network (Att-CNN …” „… whole WCS processwere fixed, namely, dependability assessment for WCS analysis and spectral efficiency …” „… optimiza-tion for WCS control.In the dependability assessment branch, the author proposed three models, i.e …”

Titelei/Inhaltsverzeichnis

„… Internet of ThingsIoT Internet of ThingskNN k-nearest neighborLDA Linear discriminant analysisLISP List …” „… component analysisPR Primary radioPR-BS Primary radio base stationPU Primary userQoS Quality of ServiceReLU …” „… Efficiency OptimizationHigh requirements of industrial applications are challenging for WCSs, and advances in …”

Related Work S. 6-23

„… ) for WCS analysis and spectral efficiency optimization (SEO) forWCS control.2.3.1 Dependability …” „… dependability assessment from the WCS analysis phase and the spectralefficiency optimization from the WCS …” „… analysis (LDA) which is much earlier than the concept ofmachine learning. It transforms vectors linearly to …”

Introduction S. 1-5

„… phases: analysis and control. The analysisphase extracts knowledge or features from WCSs data while the …” „… al. [12] proposed a model predictive control for an automated coexistencemanagement based on max-plus …” „… control phase changes WCSparameters to improve WCS indicators, which can be based on or not based on …”

Bibliography S. 87-108

„… model based transfer and multi-task learning for biological image analysis. IEEEtransactions on Big Data …” „… : Extended kalmanfilter based self-adaptive mold protection method on a toggle mechanism. Applied Sci-ences …” „… , Rauchhaupt Lutz, and Ulrich Jumar. Deep learning-based dependabilityassessment method for industrial wireless …”

Spectral Efficiency Optimization S. 47-69

„… σ = 1e−9. Modified from author’spublication [212].Performance AnalysisThe Att-CNN model can better …” „… 4 Spectral Efficiency Optimization4.1 System Model and Optimization ProblemsFig. 4.1 shows the …” „… primary radio network. Derived from author’s publication [212].474 Spectral Efficiency Optimization …”

Distributed Edge Intelligence for Dependability Assessment and Spectral Efficiency Optimization S. 70-82

„… OptimizationSymbols Description*τ , σ Finite sets of the virtual initial and end sub-modelsA A finite set of sub-model …” „… applications from both analysis and control phases. For instance, Willmann etal. [13] presented an up state …” „… al. [12] proposed a model predictive control forautomated coexistence management based on max-plus …”

doi.org/10.51202/9783186278081

Matthias Johannink - Model-based and Experimental Analysis of Transient Electrodialysis Processes

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Matthias Johannink

Model-based and Experimental Analysis of Transient Electrodialysis Processes

Series: Verfahrenstechnik

Volume 949 2016

Results in this title

Concluding remarks S. 134-138

„… , the work makes important contributions towards both the model-based analysis of the underlying …” „… transport mechanisms and the model-based optimization of process designs in industrial applications. As a …” „… parameter of a spacer structure. The novel work ow is based on optimization-based methods for model identi …”

Bibliography S. 161-177

„… , 30(1-3):463 481, 1992. A. Bardow, W. Marquardt, V. Göke, H.-J. Koss, and K. Lucas. Model-based measurement of …” „… . Reliability, repeatability and reproducibility: analysis of measurement errors in continuous variables …” „… on Source Code Analysis and Manipulation (SCAM 2002), pages 65 72, 2002. F. J. Borges, H. R.-d …”

Spacer geometry and process performance S. 111-133

„… these e ects in a model-based analysis requires an adequate resolution of the spacer geometry in the …” „… is proposed guiding the execution of speci c CFD simulations by means of optimization-based model …” „… - lled channels. A central element of this tool is a hydrodynamic model based on the Lattice-Boltzmann …”

Introduction S. 4-16

„… and the model-based analysis of the transport in a single IEM. A brief overview of relevant works is …” „… context of a model-based analysis of ED processes is the analysis of the hydrodynamics in a single spacer …” „… ). 1.3.2 Modeling of ion exchange membranes The model-based analysis of transport processes in IEM is …”

Modeling of ionic transport in electrolytes S. 66-83

„… the optimization-based design or control with established methods, only scenarios are considered where …” „… the models in combination with optimization-based methods, e.g., for parameter estimation or a …” „… with respect to their di erential indices. This index analysis and the subsequent reduction is carried …”

A dynamic process model of an electrodialysis plant S. 84-110

„… software tool is coupled to gPROMS in the form of a dynamic link library. 5.3 Model-based analysis of …” „… . 5.5. In the concentrate 94 5.3 Model-based analysis of dynamic transport e ects Figure 5.4: Applied …” „… Model-based analysis of dynamic transport e ects variation along the x1-coordinate. The pro les in the diluate …”

doi.org/10.51202/9783186949035

Dirk Schellenberg - Identifikation und Optimierung im Kontext technischer Anwendungen

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Dirk Schellenberg

Identifikation und Optimierung im Kontext technischer Anwendungen

Series: Mechanik/Bruchmechanik

Volume 347 2017

Results in this title

Literaturverzeichnis S. 135-146

„… : Optismoothing: An optimization-driven approach to mesh smoothing. Finite Elements in Analysis and Design 13(2-3 …” „… optimization-based smoothing for triangular, quadrilateral and tetrahedral meshes. Proceedings of the 7th …” „… and optimization-based smoothing for quadratic mixed surface meshes. Proceedings of the 12th …”

doi.org/10.51202/9783186347183

VDI Wissensforum GmbH - Plastics in Automotive Engineering 2017

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VDI Wissensforum GmbH (ed.)

Plastics in Automotive Engineering 2017

Series: VDI-Berichte

Volume 4348 2017

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M. Kreutzmann, T. Schneider, R. Rademacher Development of a carbon-composite electro-transmission housing S. 263-270

„… PHASE 2 – 1ST DRAFT 266 1ST DRAFT Further stiffness optimization Deriving variants based on FE …” „… injection-molding simulations, and optimizations carried out as necessary. The load paths of the housing are …” „… determined with the aid of topology optimizations, taking tension and compression ranges into account. The …”

M. Steinbach, J. Maier Methodological further development of weight reduction in vehicle interior trim parts – Current and future opportunities from an automaker's perspective S. 21-34

„… materials, steel components are being increasingly replaced by metals of lower density, plastic-based …” „… reduction Wall-thickness reduction in the case of Mold-in-Color components as a weight optimization …” „… in a simulation-based examination of the injection-molding process. - Weight reduction via a lower …”

W. Schijve, G. Francato, R. Yaldiz True confidence in thermoplastic composite simulations for any automotive component S. 299-312

„… properties is much greater. In the optimization, these effects have been taken into account, based on …” „… for the more cost-efficient hybrid combinations of UD-tape-based laminates with overmolding material …” „… multi-axial UD tape-based laminates are used selectively along the main load axis. At the same time …”

A. Povinelli, M. Matthews, J. J. Laux, J. Goetzelmann Active aerodynamic advancements in vehicle underbodies S. 101-108

„… has come a long way towards reducing drag. Improved virtual analysis and correlation through physical …” „… computational fluid dynamics (CFD) analysis to determine potential benefits Using physical wind tunnel …” „… and optimization. 106 These processes enable Magna to offer unique and innovative solutions to …”

P. Gamonal-Repiso, J.M. del-Mazo, M. Sánchez-Soto Surface quality: improving the quality perception of molded parts S. 191-202

„… assessment method based on three-dimensions technology has been proposed for analyzing the surface quality …” „… based on subjectivity and two-dimensional measurements [1]. However, this method does not provide …” „… enough surface information and requires several optimization loops in order to obtain optimal matching …”

D. Häffelin Innovative processing of thermoplastic composites for the Porsche Panamera brake pedal – Continuous-fiber technology for safety components in the vehicle S. 121-134

„… computer-aided optimization methods for the component topology which take into account the continuous-fiber …” „… the short-fiber sections which arises from the filling. In the manufacturing feasibility analysis …” „… models may be inaccurate for dimensioning or be based on inaccurate assumptions. An improvement and …”

doi.org/10.51202/9783182443483

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