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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

Results in this title

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

„… analytical means. The requisite simplifications that result in an analytically integrateable solution are …” „… frictional force is shifted to another equilibrium due to the presence of grooves. The analytical solutions …” „… detail of analytical solutions. For the following analysis, it is assumed that the overall flow pattern …”

Titelei/Inhaltsverzeichnis S. I-X

„… solution for highly integrated active torque-controlled drives . . . . . . 103 V. Föge, S. Blaschke …” „… (FZG), Fakultät für Maschinenwesen, Technische Universität München, Garching Analytical modeling and …”

doi.org/10.51202/9783181023822

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

Results in this title

S. J. Ma, G. Y. Wu, G. Liu Study on the contact characteristics of threaded surfaces in a planetary roller screw mechanism S. 1155-1164

„… analytical solution based on Hertz contact theory are also performed in this section. The results from the …” „… : Comparison of numerical and analytical results Contact pair Parameters Numerical solution Analytical …” „… analytical model, and the contact stress and the contact area are obtained. In order to obtain the contact …”

M. Ruzek, F. Ville, P. Velex, Y. Marchesse Windage power loss reductions in high-speed gear pairs S. 91-100

„… establish an analytical formula for a WPL calculation from geometry of the gear, its speed and also its …” „… found that only some types (i.e. spur gears) can be described by the analytical formulas, in the case …” „… conditions imposed do not influence the numerical solution. Only half width of the gear is considered here …”

F. Andary, G. Jacobs, J. Berroth Application of pre-calculated gear mesh stiffness on elastic gear bodies in multi-body simulation S. 1087-1098

„… Antriebstechnik. [8] C. Schulz and S. Mulski, “Modelling and Simulating Flexible Gears - A Solution-Oriented …” „… solution with a high detail level is in most cases not attainable. Consequently, engineers are forced to …” „… both literature and software either use analytical approximations or rely on contact analysis [5 …”

F. Concli, C. Gorla Dynamic models for planetary gearboxes SHM S. 471-480

„… represent a great support. Analytical studies of the behavior of planetary gearboxes are present in the …” „… the transmission, based on a hybrid FE-analytical formulation. The method used also allows to …” „… D relies on a hybrid numerical-analytical approach enabling the analysis of complex systems in a …”

B. Schlecht, T. Schulze Improved tooth contact analysis by using virtual gear twins – How helpful is AI for finding best gear design? S. 203-216

„… criteria. The analytical calculation can be made according to ten different criteria, Fig. 3: - Diameter …” „… deformation analysis by FEM). This can be done both in the specified solution space of the learning phase, as …” „… therefore based on commercial and non-commercial machine learning tools. Examples of commercial solutions …”

L. Ryali, D. Talbot A gear load distribution model for planetary gear set with a flexible carrier S. 809-822

„… finite element results for structural parts with the near-field semi-analytical solutions for contact …” „… , preventing them from becoming design tools. The majority of analytical studies on planetary gears take the …” „… contact compliance (Analytical non-linear Hertzian contact formulation [19]). VDI-Berichte Nr. 2355 …”

A. Pogačnik, U. Kissling Layout of profile modifications for symmetric and asymmetric plastic gears S. 1461-1472

„… step. LTCA can be performed using a finite element approach (FEM) or with semi-analytical method …” „… . Solution nr. 1 2 3 4 5 6 7 8 9 10 11 Tip relief gear 1 Value, µm Length factor …” „… gear 2 (solutions 2-4) produces no improvement in terms of transmission error and wear behaviour …”

B. van Wissen, M. Kanters, F. Mitsuzuka, K. Iwanaga, Ir. A. Hasanovic Predicting wear for high performance plastic gears S. 1323-1334

„… petrochemical material products and nutritional solutions. DSM Engineering Plastics (DEP) is one of DSM’s …” „… discs are presented in Fig. 2 and compared to the analytical results. As Fig. 2a shows, the FEM …” „… results show slightly lower maximum contact pressures and larger sliding distances than the analytical …”

F. Concli, L. Maccioni, C. Gorla Power loss analysis of different high-power density gearbox typologies: CFD analysis and experimental measurements on a cycloidal gear set S. 101-114

„… decades, the demand of more and more compact and efficient solutions has increased significantly …” „… dimensions, axis orientation, working conditions, cost, efficiency, etc. The most widespread solutions are …” „… GRs the harmonic ones are not effective. Cycloidal and harmonic solutions have approximately the same …”

C. Natali, A. Rezayat, D. Park, P. Jiranek, T. Tamarozzi Analysis of manufacturing variability on the transmission error of an internal gear pair using a multibody framework S. 1099-1110

„… available solutions on the market offer different types of analysis techniques ranging from analytic …” „… analytical approach for tooth local contact deformation in the framework of multibody modeling seems to …” „… , a hybrid method (FE + analytical) called “Advanced FE- Preprocessor” is used to simulate the …”

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

„… analytical solution the mean value of contact force is almost 677 N per slice, which is well confirmed …” „… parameters, an extremely fine mesh would be required. Generating such mesh is not a feasible solution …” „… 4. Solution scheme and results Fig. 9 shows an overview of the solution scheme and the Python …”

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

„… , error-prone special solutions as well as avoidable duplication of work. A major milestone for Industry 4.0 …” „… solutions comprising their core know-how. To utilize the strengths of various tools in the design and …” „… of the CAE tools In the age of digitalization, the manual data exchange is an outdated solution …”

J. Tavčar, J. Kos, D. Zorko, J. Duhovnik A multi-criteria polymer gears design optimisation procedure S. 1473-1484

„… normal module (mn). A user can have an overview over a larger number of possible solutions, as well as …” „… solution is to use reinforced polymer material that allows higher stress levels [7]. Tooth root stress can …” „… lead to optimal solutions. 4. Conclusions The authors developed a computer program that …”

F. Rudolph, S. Schumann, B. Schlecht Consideration of solid particles in a gear lapping simulation S. 1675-1686

„… paper proposes an integral solution for this problem, keeping the simulation’s time efficiency at a …” „… simulation can be performed using BECAL [4]. This tooth contact simulation provides a time efficient solution …” „… ball-on-plane setups [13]. BECAL, however, like other known solutions for tooth contact simulations, assumes a …”

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

„… gearboxes are a desirable solution. That leads to the demand for a truly individualized product development …” „… VDI-Berichte Nr. 2355, 2019 713 and, for example, by analytical calculations for screws and shafts. The …” „… also company owned software solutions for the design and especially recalculation of gears in …”

E. Maier, T. Lohner, K. Stahl, P. Sperka, M. Hartl Detailed analyses of film thickness and friction in thermoplastic EHL contacts S. 1391-1400

„… lubrication regime and are termed compliant or soft EHL contacts [2, 3]. Several authors proposed analytical …” „… conducted using a common fully coupled system finite element approach based on solution of Reynolds …”

D. Mevissen, C. Lopenhaus, T. Bergs Calculation of mixed friction conditions in large-scale rolling-sliding contacts for different surface structures S. 555-568

„… Combined Solutions ensure the application of the elastic half-space theory for large-scale …” „… contact problem of the elastic half-space based on the Method of Combined Solutions, which integrates the …” „… the iterative solution of the equations of the elastic half-space, the solid contact and the adhesion …”

J. Zhang, J. Wang Dynamic modeling and analysis of a star-wheel reducer S. 741-752

„… been regarded as a promising alternative solution for industrial power transmission where large …” „… substructure synthesis, an analytical elasto-dynamic model is established in which the effects of component …” „… analysis The general solution of the free vibration model of the star-wheel reducer can be assumed as …”

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

„… . For gear mesh stiffness computation, an analytical approach, which combines average stiffness and its …” „… ] Houser, D, Harianto, J., and Talbot, D., “Gear Mesh Misalignment- Gear Solutions Magazine.pdf.” 2006 …”

V. Heuer, D. Bolton Lean heat treatment for distortion control S. 1749-1764

„… All measurements were performed with a CNC analytical gear-checker. Four teeth were inspected for each …” „… ] Heuer, V.; Loeser, K.: Low pressure carburizing for transmissions. In: Gear solutions July 2009 [Heu10 …”

C. Chevrel-Fraux, R. Fargere, J. Bruyere, P. Velex Modelling of high power geared transmissions, introduction of a filling material S. 903-914

„… Velex [12] who defined optimum values of profile modifications using analytical formula called the …” „… solutions have levels of excitation which are close with a dynamic ratio around 1.3. Finally, the meshing …”

Titelei/Inhaltsverzeichnis S. I-XXVI

„… Analytical design method for beveloid gears with a small shaft angle and offset …” „… 1619 H. Baour, P. Falbriard, Louis Bélet SA, Vendlincourt, Switzerland Machining process solutions to …”

doi.org/10.51202/9783181023556

VDI Wissensforum GmbH - International Conference on Gears 2017

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VDI Wissensforum GmbH (ed.)

International Conference on Gears 2017

Series: VDI-Berichte

Volume 2294 2017

Results in this title

P. Garambois, E. Rigaud, J. Perret-Liaudet Robust optimization of gear macro and micro-geometries in order to minimize static transmission error and gear stiffness fluctuations S. 927-938

„… proposes a fast and efficient analytical tooth bending model that evaluates the gear compliance from a …” „… thick Reissner-Mindlin analytical plate model representing the teeth, coupled with a Ritz- Galerkin …” „… robustness of solution to manufacturing errors is evaluated by performing Monte Carlo simulations for a …”

B. Černe, D. Zorko, J. Duhovnik Semi-analytical method for the prediction of the flank temperatures of polymer gears during running S. 1611-1624

„… Semi-analytical method for the prediction of the flank temperatures of polymer gears during …” „… speed data obtained from the analysis it is then possible to develop a semi-analytical procedure for …” „… engineering systems mostly focused on analytical formulations, where steady state temperatures were evaluated …”

B. Schlecht, T. Schulze, K. Riedel Tooth contact analysis under load on double helical-geared planetary gearboxes S. 83-96

„… %, to exclude errors in terms of the subsequent analytical load distribution calculation. The realized …” „… research in the ongoing process of the project. 2. Need of FEM and analytical calculation methods and …” „… determined by analytical calculation methods only. FEM models must be analyzed in terms of deformation and …”

B. Bauer, R. Hambrecht, A. Kube Thermal analysis and optimization of gearboxes by simulation S. 917-926

„… . A more effective solution is required. Analytical approach to calculate gearbox temperatures …” „… solution. For this solution an optimal design is investigated. Due to the complexity of a gearbox’s heat …” „… balance, analytical calculation methods are too inaccurate for precise evaluations of changes to the …”

S. Stoyanov, V. Dobrev, A. Dobreva Investigating dynamic behavior of planetary gear trains through the systematic approach S. 197-208

„… primary analytical tool is a contact mechanics formulation that offers signifficant advantages in its …” „… used as a main instrument fro the future investigations of the authors’ team. Besides, the analytical …” „… procedure for evaluation and comparative analysis of different design solution for a certain problem …”

M. Kanters, B. van Wissen, R. Nickel Relevant tribological testing method for high performance plastic gears S. 1507-1518

„… to a leading supplier to innovative solutions that nourish, protect, and improve performance in …” „… thermoplastic solutions. The portfolio of semi-crystalline polyamides and polyesters has evolved during the …” „… as the gears analytical models are available to calculate the pressure and sliding distance, e.g …”

F. Concli, C. Gorla Numerical modeling of the churning power losses of gears: an innovative 3D computational tool suitable for planetary gearbox simulation S. 881-892

„… mechanisms involved, many analytical methods and international standard are available. On the other hand, at …” „… present for the prediction of the power losses and the efficiency of gears, neither accurate analytical …” „… of the grid and the need of a remeshing to prevent numerical instability of the solution …”

M. Baar, P. Oster, T. Tobie, K. Stahl Theoretical investigations of the load distribution of small sized crown gear sets different material pairings S. 1593-1610

„… unterschiedlicher Werkstoffpaarung“ (TU München, Baar, 2017). 1. Abstract An analytical approach for the …” „… potential for innovative and efficient drive system and component solutions. Different to common and widely …” „… conducted by complex FE- methods. Analytical standardized approaches comparable to gear types like spur …”

J. Neufond, Y. Xu, J. Perret-Liaudet, E. Rigaud The iterative spectral method for computing the planetary gear dynamic response S. 209-218

„… extended to this context, significantly saving computation times. By expanding the solution in the modal …” „… solutions in the spectral domain [1]. To this end, the matrix equation (1) is rewritten in the mean modal …” „… function which only depends on the modal characteristics. Initial solutions are E ω T ω . K ⨂Δ ω (8 …”

S. T. Ping, Y. M. Shao, L. M. Wang, H. W. Li, J. Xu, Y. Cheng, J. Liu The influence of mesh misalignment on planetary gear set with time-varying mesh stiffness S. 219-230

„… contact stiffness are calculated via analytical method. Secondly, the length fluctuation of the contact …” „… contact stiffness are calculated via analytical method. 1 1 1 1 2 2 2 2 1 1 1 1 1 1 1 1 11 / ( )e b s a f …” „… planetary gear set with mesh misalignment are obtained through numerical solutions. 1) It is difficult to …”

A. Miltenović, M. Banić, Ž. Mišković, R. Mitrović, V. Miltenović Prediction of heat generation in transmission bearings by application of FEM S. 1199-1208

„… contacts was automatically updated every iteration of numerical solution. Software has been assigned to …” „… Components Under Mixed Boundary Conditions: An Analytical Approach, ASME Journal of Heat Transfer, 1993 …”

J. J. Liou, S. Rakuff The development of worm drives S. 503-516

„… [30]. Table 1: Metallic-plastic or plastic pair solutions Metallic or Plastic Plastic …” „… distance = 150 mm) as a function of input speed based on the analytical calculation from AGMA, DIN and ISO …” „… . Gear Solutions. April (2003) pp. 28-33 VDI-Berichte Nr. 2294, 2017 513 [13] Sharif, K. J., Kong, S …”

Titelei/Inhaltsverzeichnis S. I-XXVII

„… simulation 1553 R. Janssen R. Weidig Adoption of polymer gears – Challenges and 1565 solutions Page …” „… B.Černe, Semi-analytical method for the prediction of the flank 1611 D. Zorko, temperatures of polymer …”

E. Maier, A. Ziegltrum, T. Lohner, K. Stahl Characterization of TEHL contacts of thermoplastic gears S. 1483-1496

„… semi-analytical approach. In optical interferometry measurements, Marx et al. [4] revealed that film thickness in …” „… FEM-models until the absolute difference between two consecutive solutions is less than 10-3. The mesh of …” „… , J.-P., and Stahl, K.: Engineering Software Solution for Thermal Elastohydrodynamic Lubrication (TEHL …”

doi.org/10.51202/9783181022948

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Gefahrstoffe

Browse Volumes: Gefahrstoffe

GrdL Volume 81 (2021) Issue 09-10 ISSN Online: 0949-8036

Results in this title

George C. Dragan, Ralph Hebisch, Anita Woznica, Andrea Warzecha, Anastasia Martiny, Rüdiger Hassemer, Lutz Nitschke, Ralf Nehls, Dirk Fendler Laboratory comparison of measurement procedures for workplace monitoring of mercury vapor/Laborvergleich zwischen Messverfahren zur Bestimmung von Quecksilberdämpfen am Arbeitsplatz S. 339-344

„… according to EN 482. The expanded uncertainty of this analytical method was found to be below 30%, deeming …” „… determine the comparability of these devices to the validated analytical method as well as among …” „… suitability of an analytical method involving a personal air sampler to measure mercury in workplace air …”

Inken Laufer, Holm Kühne, Udo Jäckel Quantification of DNA in PM10 fraction of aerosols from rural ambient air/Quantitative Erfassung der Gesamt-DNA in der PM10-Fraktion von Aerosolen des ländlichen Raums S. 362-367

„… guidelines [1] the subsequent analytical procedures seems to be quite compar able. Investigation of the …” „… subsequent cultivation based analytical approach, because the sampling methods are often adopted to the …” „… twelve tubes. In each tube 900 µl Proteinase K solution (0.5 mg/ml, ≥ 30 mAnson U/mg, Fa. Carl Roth …”

Markus Mattenklott, Dietmar Breuer, Katrin Pitzke Spezifische Messung toxikologisch abgeleiteter Beurteilungsmaßstäbe – Möglichkeiten, Grenzen und Lösungsansätze/Specific measurement of assessment criteria determined by toxicological methods – possibilities, limits and strategies for solutions S. 317-326

„… and strategies for solutions M E S S V E R F A H R E N 318 GEFAHRSTOFFE 81 (2021) NR. 09-10 …” „… .: Chemical speciation of nickel in airborne dusts: analytical method and results of an interlaboratory test …” „… . Erich-Schmidt, Berlin 2011. www.ifa-arbeitsmappedigital.de/IFA-AM_7710 [19] NIOSH Manual of Analytical …”

doi.org/10.37544/0949-8036-2021-09-10

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

C. Karampatzakis, A. Mihailidis, A. Mantzaflaris, C. Provatidis Contact simulation of tooth flanks using Isogeometric Analysis S. 413-428

„… the contacting regions. The oldest among them is the analytical solution developed by Heinrich Hertz …” „… it is a good enough first estimate. Analytical solutions have also been provided for vari-ous other …” „… c. Hertzian Contact Hertzian theory provides analytical solutions to the cases of contacting …”

M. Vivet, A. Rezayat, J. Verhoogen, K. Kucukcoskun, S. Donders Numerical analysis of bevel gear transmission acoustic emission using a 3D gear contact force model within a multibody system dynamics simulation environment S. 689-702

„… three types of contact forces: a stiffness gear contact force (analytical of FE-analytical), a viscous …” „… are shown in Fig. 1. An analytical and hybrid FE-analytical formulation are available. In this work …” „… the latter is used. This hybrid FE-analytical formulation is a novel bevel gear contact model that …”

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

„… analytical approaches within standardized load carrying capacity calculation methods are typically based on …” „… analytical approaches in the context of the calculation of load carrying capacity to derive recommendations …” „… , 2023430Since available analytical approaches are derived and validated typically from investigations on …”

M. Rothemund, M. Otto, K. Stahl Applicability of classic analytical calculation approaches for the design of plastic gears S. 1483-1498

„… Applicability of classic analytical calculation approaches for the design of plastic gears M …” „… and analytical approaches are available for the design of gears. Due to their speed, only the latter …” „… possible. The paper presents an investigation into the applicability of the classic analytical calculation …”

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

„… propagation in a gear-bearing-housing-system [10]. A numerically efficient alternative for the first solution …” „… (ERP) [15, 16], as a part of this first solution phase, is reasonable. Thus, the presented strategy in …” „… BEM solution and then serves as the evaluation parameter for the case study. Finally, conclusions and …”

F. Mieth, D. Tazir Local load capacity analysis for the design of a balanced flank modification for cylindrical gears according to bevel gear procedures S. 927-944

„… included directly in the solution. The prerequisite for this is linear elastic material behaviour according …” „… principle. Compared to a numerical solution using a universal finite element contact solver, the calculation …” „… width of b = 26 mm. The calculation is performed using both the analytical deformation approach …”

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

„… essential to have an accurate yet efficient analytical model for maximum root strength and gear stiffness …” „… modified analytical method had to be implemented to ensure accuracy. For this, a method proposed by Thomas …” „… optimization that enables one to find a design solution with a large number of design variables while …”

J. Sanchez-Espiga, A. Diez-Ibarbia, M. Iglesias, A. Fernandez-del-Rincon, F. Viadero, J. Calvo-Irisarri, A. Fernandez-Sison Statistical study of the mesh load factor of planetary gear transmissions affected by inherent manufacturing errors S. 139-156

„… solutions are combined with the analytical formulations of the multibody problem. Thus, the overlaps are …” „… and coaxility between the inlet and outlet. Thus, these transmissions are the commonly chosen solution …” „… finite-element models with analytical formulations. This model works in two parallel lines. On the one hand, the …”

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

„… different design solutions already during the design stage can pave the way to a real transition to a …” „… synchronizes. While for the load-dependent losses accurate analytical models can be used, the …” „… the art2.1 Analytical modelsThe load-independent power losses of gears PLG0 can be subdivided three …”

J. Gründer, A. Monz Analytical Method for Calculating the Nominal Tooth Root Stress in Worm Gear Shafts S. 1091-1110

„… Analytical Method for Calculating the Nominal Tooth Root Stress in Worm Gear ShaftsJohannes Gründer …” „… material stress in worm shafts. This paper presents an analytical method based on the nominal stress …” „… distribution can be predetermined during the design process. The analytical approximation of the stiffness …”

J. I. Pedrero, M. Pleguezuelos, M. B. Sánchez Analysis of the tip interference in low gear ratio internal spur gears with profile modification S. 957-974

„… , analytical equations, which allows considering all the geometrical restrictions simultaneously, and includes …” „… , this will result in higher tooth root stresses, which not always will be an acceptable solution. Root …” „… , which may result in pointed teeth. The three possible solutions -increasing the shift coefficients …”

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

„… . The Pareto front results are shown in Figure 3. It was confirmed that the widest range of solutions …” „… the minimum power loss without finding various solution sets. As a performance parameter of …” „… diversity of solutions, would be suitable for the multi-purpose optimal design of a planetary gear set. Next …”

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

„… that the methodology presented allows the designer to obtain Pareto-optimal solutions in a systematic …” „… , the LTCA tool was replaced by the Hypoid Analysis Program (HAP) [5], which uses a semi-analytical …” „… optimizing and exploring Pareto-optimal solutions in spiral bevel and hypoid gears. However, it is widely …”

L. Braumann, H. Amri, V. S. Viteri, J. Ochoa LUBGEAR – Experimental Campaign for Aviation Gears in Loss-of- Lubrication S. 1063-1070

„… amount of time during the certification process. While current design solutions such as auxiliary oil …” „… complexity and weight of the system. Therefore, alternative solutions for increasing gear lifetime in loss of …” „… Display , 2018 . [5] R. HANDSCHUH, „Gear mesh loss-of-lubrication experiments and analytical simulation …”

Titelei/Inhaltsverzeichnis S. I-XXVIII

„… solutions GmbH, Berlin, Germany Planetary gears: DesignDesign and analysis of compound stepped planetary …” „… , Nuremberg, GermanyPreflight Lx3 am August 30, 2023 | 15:31:04 | 148 mm x 210 mmDeveloping CAE solutions for …” „… Department, Kuraray CO., LTD./ Genestar division, Tokyo, JapanAnalytical tooth root stress calculation for …”

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

„… vector The solution of the general differential equation is solved by a numerical time step integration …” „… used for detailed analysis of specific operating conditions. Quasi-static characteristics are solutions …” „… .: Some analytical results on transmission errors in narrow-faced spur and helical gears: Influence of …”

S. Sartori, L. Alari, N. Motta, D. Podda Helicopter Drive System Safety Dissertation S. 633-644

„… . For these reasons, in addition to the complex analytical evaluation of the stress interaction due to …” „… high temperature and poor lubrication conditions. Analysing the status of the art, several solutions …” „… planetary reduction scheme is a quite commonly adopted solution for the last reduction stage of rotorcraft …”

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

„… . The presented design idea is based on the optimal solutions inspired by Nature. Special attention is …” „… transmissions primarily depend of the tooth root capacity, i.e., bending load capacity of gears. The analytical …” „… the solutions offered by Nature with emphasize on design of geometry. Prof. Mattheck research in the …”

A. Baseer, B. Bauer, C. Wang Mesh Load Factor in Multiple Planetary Stage Gearboxes S. 281-290

„… planets, the higher values for K are expected. The analytical calculation approach of Kof a single …” „… necessary to evaluate the effect of different design solutions regarding the reduction of mesh load factor …”

B. van Wissen, L. Pastukhov, F. Mitsuzuka, K. Iwanaga, A. Hasanovic NVH performance of thermoplastic gears: modelling and measuring S. 1389-1402

„… causes of the gear noise including a relative comparison and prediction towards potential solutions in …” „… Performance Material Solutions, using material science, application know-how and design expertise …” „… . 2422, 20231394From this, the dimensionless analytical model of the differential equations of the …”

F. Eigner, S. Oberle, M. Berger A non-restrictive approach of gear geometry calculation for plastic gears S. 1469-1482

„… search for product improvement always leads to new ideas in product design. Often, a solution is found …” „… solution questioned and, if necessary, abandoned altogether to find a new method. To achieve a holistic …” „… solution formula and the following correlations for and : VDI-Berichte Nr. 2422, 2023 14711 𝑅𝑅tan (2 …”

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

„… , multi-objective solutions were obtained from the Pareto optimal solution set. On the other hand, the tooth profile …” „… carried out. After multiple iterations of design, the pareto optimal solution set of gear parameters is …” „… solution set with multiple objectives, the range of various objective function values is adjusted to 0-1 …”

C. M. C. G. Fernandes, J. M. A. Pinto, D. E. P. Gonçalves, A. R. Silva Reduction of root and flank temperature using a hybrid polymer-metal rack S. 1547-1562

„… finite element thermal model, the hybrid solution decreases the flank and root temperature, and …” „… followed and a contact pressure solution between two cylinders is imposed. The mechanical model boundary …” „… and C. M. C. G. Fernandes, “A comparison of analytical methods to predict the bulk temperature in …”

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

„… integration of a new digital solution portfolio enables Flender gearboxes to get their own basic intelligence …” „… analytical relations between torque transferred by the gearbox and the internal forces on the bearing, a …” „… . Jacobs, „From Strain to Loads: Development of a Measurement Solution for Wind Turbine Transmission Input …”

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

„… Eulerian description of the flow variables. In general, the accuracy of numerical solutions increases with …” „… efficiency estimation through a hybrid analytical-numerical optimization tool. In: Forschung Ingenieurwesen …” „… . [24] Homepage Dive-Solutions: www.dive-solutions.de [25] Adami, S., Hu, X. Y., Adams, N. A.: A …”

B. Guilbert, D. Dureisseix, P. Velex Hybrid models for the simulation of displacements and stresses in lightweight gears S. 315-328

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