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VDI Wissensforum GmbH - Kupplungen und Kupplungssysteme in Antrieben 2021

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VDI Wissensforum GmbH (ed.)

Kupplungen und Kupplungssysteme in Antrieben 2021

Series: VDI-Berichte

Volume 2382 2021

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R. Leister, J. Kriegseis, B. Frohnapfel, D. Gatti, A. F. Najafi Analytical modeling and dimensionless characteristics of open wet clutches in consideration of gravity S. 129-144

„… present work. In general, the flow system can be addressed with analytical, numerical or experimental …” „… flow as yet was mostly obtained via numerical analysis such as [17,19]. Different groove designs were …” „… technique of numerical analysis inherently is in need of appropriate fluid flow models and the …”

D. Groetsch, K. Voelkel, H. Pflaum, K. Stahl Echtzeit-Temperaturberechnung und Temperaturprädiktion nasslaufender Lamellenkupplungen S. 115-128

„… statistical evaluation. The development of the model in Matlab/Simulink enables the integration of the model …” „… /j.icheatmasstransfer.2015.12.026. [11] Le Li, Li, H., and Wang, L., “Numerical analysis of dynamic characteristics of …” „… , doi:10.1016/j.applthermaleng.2018.03.016. [16] Yu, L., Ma, B., Li, H., Liu, J. et al., “Numerical …”

doi.org/10.51202/9783181023822

Jorrid Lund - Partitioned Fluid-Structure Interaction Simulation of Maritime Applications

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Jorrid Lund

Partitioned Fluid-Structure Interaction Simulation of Maritime Applications

Series: Mechanik/Bruchmechanik

Volume 360 2024

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Bibliography S. 124-138

„… ] J. Chung, G. Hulbert, A time integration algorithm for structural dynamics withimproved numerical …” „… . Bulirsch, Introduction to numerical analysis, Springer, 2002. doi:10.1007/978-0-387-21738-3.[39] J. Bonet …” „… dynamics, International Journal for Numerical Methods in Engi-neering 45 (1999) 569–599. doi:10.1002/(sici …”

Structural mechanics S. 5-20

„… fractions.Gaussian quadrature is one of the most common numerical integration techniques, notonly in the FEM. The …” „… certain order can beintegrated exactly. Details about numerical integration using Gaussian quadrature can …” „… common numerical integration techniques, notonly in the FEM. The integration with Gaussian quadrature is …”

Ship propeller S. 81-117

„… 7 Submersible mixerThe numerical simulations allow for a visualization of the strain at every …” „… implicit time integration method.This meshing approach leads to degenerated elements on the leading and …” „… experimental results of Savio et al. [117].8.1.2 Numerical errors due to rotational movementA problem in the …”

Fluid mechanics S. 21-34

„… theNavier-Stokes equationsOne of the most common approaches for the numerical solution of the …” „… the solution of theNavier-Stokes equationsOne of the most common approaches for the numerical solution …” „… biggest challenges in the numerical solution of the Navier-Stokes equations isthe velocity-pressure …”

Fluid-structure interaction S. 35-48

„… integration points on the surface of the structural mesh xs. InEqs. (4.6) and (4.7), the interpolation is only …” „… Gaussian integration points on the surface of the structural mesh xs. InEqs. (4.6) and (4.7), the …” „… integration points, a different procedure must be applied.Similar to the previously described approach, the …”

Submersible mixer S. 71-80

„… measurement butalso numerical simulation with the unsteady vortex lattice method (UVLM). The UVLMmethod is …” „… results are obtained with numerical methods and both methods are basedon the potential theory. In addition …” „… [20] in the experimental tests. Lass did not only perform experimental measurement butalso numerical …”

Floating windturbine S. 49-61

„… structural setupfor the simulation were developed in the workgroup “Numerical Structural Analysis …” „… such that numerical damping is apparent in the simulation. Numericaldamping is used to reduce …” „… that numerical damping is apparent in the simulation. Numericaldamping is used to reduce high-frequency …”

doi.org/10.51202/9783186360182

Xiao Zhao - Reactor network synthesis with guaranteed robust performance

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Xiao Zhao

Reactor network synthesis with guaranteed robust performance

Series: Verfahrenstechnik

Volume 952 2017

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Bibliography S. 158-176

„… Numerical Method of Lines: Integration of Partial Differential Equations. Academic Press, 1991. [152] S …” „… numerical methods for optimizing matrix stability. Linear Algebra and its Applications, 351-352:117–145 …” „… : A MATLAB package for numerical bifurcation analysis of ODEs. ACM TOMS, 29:141–164, 2003. [34] M …”

Introduction S. 1-16

„… AR methods is their integration with other synthesis methods for complete process design [133]. These …” „… method with numerical optimization. Superstructure approach. The superstructure approach for reactor …” „… the reactors is postulated first. Based on the usage of numerical optimization tools, an optimal …”

Solution methods S. 60-106

„… numerical solvers in literature or even the open domain that can solve problems with all these features. In …” „… barrier term, which requires that si,j > 0 during all numerical iterations. In the above formulation, both …” „… application of the SQP method, solving a sequence of subproblems leads to inferior numerical performance …”

Titelei/Inhaltsverzeichnis

„… , Integration of process and control system design, Superstructure approach, Eigenvalue constraints …” „… the symbols for reviewing different numerical optimization methods shown in Chapter 5 are not …”

doi.org/10.51202/9783186952035

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

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

„… appropriate alternative for numerical modeling speeding up computation time by still maintaining the …” „… numerical technique to compute the excitation behavior of the changing contact conditions during power …” „… stresses occurring during power transmission. Accordingly, the numerical approach of [5] is first tested …”

B. Guilbert, P. Velex Influence of thin rimmed/-webbed gears on transmission dynamic behaviour – Approximate dynamic factor formula S. 523-532

„… figure 3.b. The dynamic factor has been calculated by numerical time integration of the hybrid model …” „… solved by a time-step Newmark’s integration scheme combined with a unilateral contact algorithm verifying …” „… and numerical results in this example with a solid gear. 4. Analysis of the thin –rimmed/-webbed …”

P. Mahendra Rao, S. Foletti, L. Bonaiti, C. Gorla, S. Beretta, F. Concli Mode III threshold under rolling contact fatigue and development of a test gearbox for planet gears S. 499-510

„… mixed approach based on both, numerical simulations and experimental tests is needed. The main goal of …” „… exercise has helped us quantify its effect and extent in our case. Hence, the above numerical results are …” „… . The design solution is envisaged in such a way so that the integration of the test gearbox with the …”

L. Ryali, D. Talbot Dynamic load distribution of planetary gear sets subject to both internal and external excitations S. 389-408

„… . [19] is a three-dimensional multibody body dynamic elastic contact solver that uses a numerical …” „… integration scheme in conjunction with a modified simplex algorithm to simultaneously solve for the load …” „… integration of the flexible shaft formulation and external excitations into the baseline dynamic model. P1P2P3 …”

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

„… integration ofits planar stresses to a gear-specific set of analytical equations. Both, the lack of model …” „… visualize the proposed analytical equations against an accurate,2D plane strain, numerical stress prediction …” „… . 2389, 2022 375Draftand deviate only in the surface-near region, where the numerical model considers the …”

D. Sackmann, T. Husemann, B. Karpuschewski The effect of a multi-stage grinding process on the barkhausen noise signal S. 695-706

„… was the RMS-value of the Barkhausen noise (BN). For integration of the microstructures influence, a …” „… .; Tiitto, K.: Evaluation of Surface and Subsurface Stresses with Barkhausen Noise: A Numerical Approach. 3 …”

S. Matkovič, M. Kalin Effect of tribological properties on tooth root fatigue failure of polymer gears S. 1257-1268

„… were quadrilateral 4-node bilinear plane stress with reduced integration and hourglass control, named …” „… document [1] K. Mao, A numerical method for polymer composite gear flash temperature prediction, Wear. 262 …”

H.-J. Dennig, L. Zumofen, A. Kirchheim, S. Winterberg, D. Stierli Increasing the safety against scuffing of additive manufactured gear wheels by internal cooling channels S. 1345-1364

„… toolmaking, the integration of internal channel structures enables new opportunities for optimisation [5, 6 …” „… test gears for the FZG scuffing test Dimension Symbol Numerical Value Unit Centre distance a 91.5 mm …”

doi.org/10.51202/9783181023891

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VDI Wissensforum GmbH (ed.)

PIAE EUROPE

2020

Results in this title

A. Wüst, T. Metzner Development of an energy-absorbing structural element made of polyamide integrated in the plastic front-end carrier of the new Mercedes S-Class S. 1-4

„… . Fig. 1: Crash situation The integration of additional large-area crash levels with no hard …” „… the FE software LS-Dyna® with Ultrasim®, a software tool developed by BASF for numerical mapping of …” „… thermoplastic materials all in a single numerical approach. These include variables such as VDI-Berichte Nr …”

doi.org/10.51202/9783181023693

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