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VDI Wissensforum GmbH - Messunsicherheit 2019

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VDI Wissensforum GmbH (Hrsg.)

Messunsicherheit 2019

Reihe: VDI-Berichte

Band 2365 2019

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J. van der Grinten A comparison of statistical testing and Monte Carlo methods for Conformity assessment S. 227-240

„… Tests durchzuführen. Abstract Conformity assessment with respect to tolerances can be performed with …” „… if the tolerance of the instrument lies within the range of values that can be reasonably attributed …” „… conformity, the null hypothesis is that the instrument operates inside the applicable tolerances. If the …”

D. Imkamp, C. Sommerhuber Konformitätsbewertung bei geometrischen Messaufgaben in der Produktion: ISO 14253 und industrielle Praxis S. 139-146

„… measurement uncertainty and tolerance, the measurement uncertainty can have a significant influence on the …” „… decision, especially with small tolerances. The article presents the basics of the so-called "decision …” „… ., Krystek, M.: (2014). Assessment of conformity, decision rules and risk analysis (Konformitätsbewertung …”

A. M. Müller, T. Hausotte Verbesserung dimensioneller Messungen auf Grundlage der Einzelpunktgüte und -Messunsicherheit S. 179-192

„… single point uncertainties for geometry element regression analysis in dimensional X-ray computed …” „… Tolerance Specification“, Proc. Int. Conf. Eng. Des., Jg. 1, Nr. 1, S. 3501–3510 …” „… a.pdf/implementation_of_parameterized_work_piece_deviations_and_measurement_uncertainties_into_performant_metamodels_for_an_improved_tolerance_specification.pdf, 2019. [15] A. M. Müller, B. Heling, B. Schleich, T. Oberleiter, K …”

Eignungsnachweis/Prüfprozessüberwachung S. 307-336

„… Data and Data Analysis Die Möglichkeit, Daten statistisch nach spezifizierten Vorgaben (Normen …” „… companies of large volume parts. [1 till 3] The compliance of tolerances and the qualification of such …”

doi.org/10.51202/9783181023655

VDI Wissensforum GmbH - Dritev – Drivetrain For Vehicles 2019

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VDI Wissensforum GmbH (Hrsg.)

Dritev – Drivetrain For Vehicles 2019

Reihe: VDI-Berichte

Band 2354 2019

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C. Dassler, M. Kurch, M. Nichols NVH-challenges and solution approaches in electric drive development from the supplier‘s view

„… , stacked and laminated sheet metal. An experimental modal analysis of a stator plate stack is a feasible …” „… updating methods and toolchains, indicated in Fig. 3. Fig. 3: Experimental modal analysis of a …” „… design of an EMT an analytical order analysis at a very early stage of development is recommended. In …”

S. Johnsen, R. Wexenberger Mechatronic transmission control module for agile AMT Transmission actuation in commercial vehicles

„… with installation tolerances and clutch wear. As the clutch disc wears, the release bearing moves as …” „… installation tolerances, the self-adjustment may typically reduce the dead volume by as much as 80%, pending …” „… of the analysis, as the ratio may describe the boundary between safe and unsafe operation. 2 …”

A. Kooy, R. Seebacher Minimize torsional vibrations – Full isolation if necessary

„… influences for tolerance evaluations and damper optimization [2,3]. Beyond that, it is important to develop …” „… the energy and dampens the powertrain. Under tolerances, a slight offset of the pendulum masses may …” „… this leads to rotary motion that are dependent on the impact point and guide track tolerances. For …”

A. Grunwald Transmission system footprint related to fatigue, efficiency and NVH

„… further analysis and specification of applicable tolerances to the main trade-off for contact stress and …” „… selection for particular application. The multifactorial parameter analysis on component and …” „… sub-assembly level, combined with systematic analysis of concept on system level, enables rating of the …”

A. Alkan Human/machine readable language representation method in HEV drivetrain testing

„… . During the analysis and design step, the planned system requirements are analysed, and test cases are …” „… $} reaches @Parameter@ with tolerance +/- @Parameter@ set inverter torque_control working point at …” „… @ParST_Time_Ramp_FDR_nom@ wait until $ExtOut_VoltLpfDcLink$ reaches @ParAppl_Volt_HVL1_DCDC@ with tolerance …”

U. Stockinger, H. Pflaum, K. Stahl Single vs. multi-cone synchronizers with carbon friction lining – A comparison of load limits and deterioration behavior

„… , 25] investigate influences of manufacturing tolerances, like relative cone angles or out-of-roundness …” „… Conference; 23rd Reliability, Stress Analysis, and Failure Prevention Conference. ASME Sunday 2015, V010T11A …” „… . 597–620 [25] Häggström, D., Sellgren, U. u. Björklund, S.: The effect of manufacturing tolerances on the …”

K. Baron, C. Rübsam, M. Werra, F. Küçükay Hybridized manual transmission – Opportunities and challenges of mild hybridization

„… transmission sector combined with scientific method of the university facilitated in-depth analysis for an …” „… to reduce the CO2 emissions of passenger cars [2] worldwide. This paper includes analysis results …” „… part of the analysis described in this paper. VDI-Berichte Nr. 2354, 201950 Hybrid manual …”

M. Scherpelz, J. Bernhardt, T. Weyh Simulation of load cycles for commercial vehicle drivelines based on statistical reasoning

„… commercial vehicle drivelines, detailed analysis of load cycles for a large number of different vehicle …” „… of the usage model creation, a regional analysis has to be carried out. Based on the results, a …” „… software U·Sim (Usage-Simulation, Fraunhofer ITWM). Basic concepts of geo-referenced analysis and usage …”

P. Fietkau, N. Lamparsky, M. Felbermaier, A. Fröhlcke, T. Conze Holistic design approach for electric drives

„… tolerances between the components and prevailing temperatures. This model delivers detailed information on …” „… Enterprise 2 (2011) 1 pp. 39–56 [12] Piechottka, H.: Methodical Synthesis and Simulation-Assisted Analysis …”

doi.org/10.51202/9783181023549

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VDI Wissensforum GmbH (Hrsg.)

Dritev 2022

Reihe: VDI-Berichte

Band 2401 2022

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F. Duchi, M. Ivarson, A. Schmitt, F. Haag Innovative E-Drive testing and software optimization – Key to maximize range, comfort and robustness of modern electric powertrains S. 37-60

„… how the expected E-Motor production tolerances will affect the system performance and characteristic …” „… possible production tolerances while at the same time securing the system performance, characteristics and …” „… analysis A detailed investigation of various operating points was chosen to illustrate the effects of the …”

C. Ugare, A. Sibirko Plastics in high reliability Power Inverter Applications S. 209-222

„… . Structural analysis, thermal finite element method (FEM) simulation re-sults, vibration loads FEM simulations …” „… recommended in terms of tolerances. 3.3.2 Acceleration 3, 3, 5g in x-, y- and z- direction The effect for …”

doi.org/10.51202/9783181024010

VDI Wissensforum GmbH - International Conference on Gears 2019

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2019

Reihe: VDI-Berichte

Band 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

„… from gearing, bearings, shafts and housings enables a holistic tolerance analysis. The aim is to keep …” „… body models for kinematic models and tolerance considerations and fully flexible, parametric models …” „… position tolerances and the resulting additional loads on the individual components such as bearing and …”

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

„… . Small manufacturing tolerances demand low measurement uncertainties in production metrology. A …” „… are compared to the results of finite element analysis as well as experimental data. This includes …” „… means of finite element analysis (FEA). This is certainly the method of choice when the temperature …”

T. Kleiber DIN Q6 meets DIN Q10 – Need for modern internal gear production S. 415-424

„… tolerances, surface roughness or surface mapping. This report will focus on the gear tolerances. Fig. 4 …” „… classes VDI-Berichte Nr. 2355, 2019418 The link between the different tolerance classes is done by a …” „… . The plot shows that an elevation of two quality classes results in doubling the tolerance. A …”

M. Uhlig, C. Pastor Simulation tool-chain for plastic gear design S. 1453-1460

„… slide bearings ensure a robust gear design. Raw material selection based on FEM and fatigue analysis …” „… subsequent FE calculation as described in [5]. The aim of the FE analysis in the second step is to …” „… results. The next step after structural FE calculation is fatigue analysis. Calculation is performed …”

A. D. Rauch, C. Wirth An easy-to-use and fast computational model for the prediction of the influence of manufacturing errors on gear transmission error S. 645-656

„… deviations from the ideal gear geometry due to manufacturing tolerances. The unsteady motion transfer …” „… issues even though they lie within the requested tolerances. By several parametric studies we …” „… tolerance bands are so broad that the effect of manufacturing errors on TE and consequently on NVH are …”

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

„… tolerances are bigger than the modification amount, therefore practically annihilating the effect of a …” „… loaded tooth contact analysis (LTCA), which allows the users to analyse the contact during a meshing …” „… the tooth compared to the tolerance range is similar for plastic gears in quality 12 and case …”

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

„… Analysis of manufacturing variability on the transmission error of an internal gear pair using a …” „… manufacturing variabilities. In this paper, we evaluate the effect of manufacturing tolerances and assembly …” „… configurations are applied. The statistical analysis performed on the obtained TE emphasizes the nonlinear …”

J. Neufond, E. Rigaud, J. Perret-Liaudet, A. Carbonelli Influence of tooth profile modifications on the dynamic behavior of a planetary gear set – Experimental investigation and numerical validation for different amplitudes of tooth profile modifications S. 765-776

„… tolerances and by tooth profile modifications. Dynamic response The dynamic response of the planetary …” „… , it is well known that the gear manufacturing tolerances have an important impact on the gearbox …” „… directions is less marked, which is consistent with the analysis of the excitation spectrum for the …”

H. Baour, P. Falbriard Micro skiving – (r)evolution of a known production process S. 1619-1634

„… small module. Constraints related analysis will be made based on the time, cost and quality for each …” „… Profile’s precision with respect to the bore stands in the micron range and geometric tolerances are held …” „… at a very tight level: Fig. 18: Geometric tolerances of the tool Radii at tooth profile’s …”

K. Lubke Virtual gauge for splined shaft-hub joints – Quality inspection and assembly of involute splines in the context of Industry 4.0 S. 1497-1508

„… types of splined shaft-hub joints exist. According to the fitting tolerance the joint of shaft and hub …” „… is a statement if the inspected part is within given tolerances [9]. The result of this …” „… the effective tooth thickness/space width out of tolerance. Conversely, a mechanical spline gauge …”

B. Brodmann, H. Bodschwinna Scattered light measurement on worm gears with high efficiency requirements S. 1567-1578

„… the tribological system is of great importance. Since low dimensional and positional tolerances are …” „… the stylus method have disadvantages in the detection of lateral characteristics [6], the analysis is …” „… tolerances of the geometry have reached an excellent quality. Thus, the optimization of the system depends …”

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

„… modifications represents a fundamental requirement for tooth contact analysis. Due to the consideration of …” „… the gear body stiffness of complex geometries into the FE-based tooth contact analysis and the …” „… behavior. Nevertheless, it also leads to light weight and through the lower stiffness to higher tolerance …”

C. Boehme, D. Vill, P. Tenberge Extension of the application limits for crossed helical gearboxes by new geometries for smaller sliding paths or smaller contact pressures S. 1299-1310

„… insensitivity to deviations of the axis crossing angle. This means that tolerances for crossed helical …” „… basic idea of Niemann [1] for the analysis of the meshing geometry of crossed helical gears. The axes …” „… analysis of the flank curvatures in the contact point, the Hertzian pressure can be calculated as a result …”

D. Iba, I. Moriwaki, H. Noda, H. Inoue, M. Kim Visualization of phase differences between tooth helix deviations using graph theory S. 1191-1198

„… application examples of the graph theory are system analysis of electricity transmission networks, railway …” „… gear-Accuracy class-Part 1: Definition and tolerance of errors on gear tooth flanks, pp.1-20. [2] ISO …” „… 1328-1:2013, Cylindrical gears - ISO system of flank tolerance classification -, Part 1: Definitions and …”

J. Klose, F. Zanger, V. Schulze Gear skiving of external gears with internally geared tools S. 1579-1590

„… tolerances and feed mark height, it is assumed that only one tool tooth creates the workpiece surface …” „… . Tolerances of the tooth position are usually between 10 and 20 µm and thus larger than the calculated feed …” „… tool is modelled equivalent to the design of a whirling process. The analysis of cutting conditions is …”

B. Gierl, D. Drummer spur gears S. 1367-1378

„… DIN 58405 [18]. The manufactured PA66(X) parts are located in tolerance VDI-Berichte Nr. 2355 …” „… were in tolerance class 10e instead, but with a little smaller standard deviation. After manufacturing …” „… presentation of an axial dynamic mechanical analysis (DMA) of both materials. The spatial resolution is …”

K. Landet, J. Perret-Liaudet, E. Rigaud, J. Y. Guerder, M. Fraces Experimental study of railway gearbox whining noise S. 79-90

„… study. Gear metrology shows that the actual microgeometry is good in the requested tolerance class …” „… . Pulse Reflex software is used to perform acquisitions. Consequently, the analysis is realized in range …” „… : A Survey. [2] Carbonelli, A., Rigaud, E., and Perret-Liaudet, J., 2016, “Vibro-Acoustic Analysis of …”

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

„… caused by the numerical contact analysis while maintaining the elastic behavior of the flexible bodies …” „… both literature and software either use analytical approximations or rely on contact analysis [5 …” „… using the FE-based tooth contact analysis software STIRAK [11] and subsequently used to calculate and …”

F. Eigner, R. Michel, M. Berger Analysis on the efficiency of HypoGear S. 127-136

„… gears. Analysis on the efficiency of HypoGear Florian Eigner, Dr. Roland Michel, Univ.-Prof. Dr.-Ing …” „… txt-file at a significantly lower frequency of 5 Hz, whereas the measurements for spectral analysis are …” „… . Analysis on the efficiency of the prototype The analysis on the efficiency is divided into different test …”

X. Du, B. Chen, X. Shan Robust force control of series elastic actuator using disturbance observer S. 1111-1122

„… ball-screw mechanisms have large speed reductions, high efficiency, high tolerance to impact loads and not …” „… ．Simulation & Experiment 4.1 Sensitivity analysis According to Equation (9) and (10), the sensitivity and …” „… . 4.2 Robust analysis The force tracking function is determined by the frequency QF of low-pass filter …”

M. Chapron, Q. Theurillat-Bonjour Tooth contact analysis of non-circular gears with non-involute tooth profiles: Application to horological spur gears S. 925-936

„… Tooth contact analysis of non-circular gears with non-involute tooth profiles: Application to …” „… . Moreover, this approach seems inappropriate for the extension of dynamic analysis and wear estimation …” „… (Figure 2) with a user defined tolerance. It seems that a chord length of 0.1 – 0.01 microns is adequate …”

H. Aurrekoetxea, I. Ruiz de Ocenda Experimental and theoretical study of load mesh factor for different boundary conditions in wind gearbox planetary stages S. 835-844

„… as load mesh factor is demonstrated by experimental prototype testing. Advanced contact analysis …” „… between the chosen number of teeth. 2.2 Romax model Romax Design is a quasi-static analysis software …” „… method/setup limitations The analysis of the load distribution in planetary stages and the selected …”

R. Slatter Condition monitoring of gearboxes using magnetoresistive sensors S. 229-244

„… , namely the measurement of “Instantaneous Angular Speed” (IAS), “Motor Current Signature Analysis” (MCSA …” „… associated torsional vibration analysis (Fig. 7) of fast rotating gears (up to 30.000 rpm). This AMR-based …” „… sensor is being applied successfully for the analysis of torsional vibration in gear trains in …”

T. Pinel, J. Bruyere, P.Velex, L. Billet Parametric Study of a 3D trochoidal reducer model with involute profile S. 437-448

„… the cost of very low part and assembly tolerances. In this work, targeting numerous application where …” „… at each time-step of the simulation. 3. Quasi-static and Dynamic analysis a. Validation of the …” „… analysis methods of the trochoidal gear reducers," Mechanism and Machine Theory, pp. 140-154, 2014. [6 …”

B. Karpuschewski Detection of surface damages by non-destructive micromagnetic methods S. 1027-1038

„… Abstract The analysis of the Barkhausen noise signal is a non-destructive micromagnetic method to detect …” „… investigations differences in the signals of the multiparameter analysis were found for different types of …” „… finished by grinding to meet required form tolerances and surface qualities. However, a non-adjusted …”

U. Kissling, U. Stolz, A. Turich Combining gear design with manufacturing process decisions S. 1533-1544

„… error from top to the bottom is for this example about 25 µm and much more than the allowed tolerance …” „… considered, when a loaded tooth contact analysis is executed during the gear design process. Hellmann [6 …” „… automatically calculated and considered in the contact analysis and the 3D-display. The design engineer is …”

J. Cathelin Material data for advanced plastic gear simulation S. 1335-1344

„… lower mechanical properties, lower thermal properties and lower manufacturing tolerances which limit …” „… contact analysis. This methodology is able to take into account the real tooth form, including the …” „… the static tooth root safety estimation and the contact analysis. Stiffness and strength are usually …”

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

„… granular material with a numerical model developed on Adams software he does sensitivity analysis in order …” „… Machinery”, pp 81-90, York England, 1984 [2] Sener O. S., Özgüven H.N., “Dynamic analysis of geared shaft …” „… 173-190, 2005 [6] Li S., Deformation and bending stress analysis of a three dimensional, thin rimmed …”

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

„… structure. An FEM analysis was performed to check and improve safety and weight after each loop. During the …” „… tolerances. Finally, the gearbox was assembled, and both its mechanical integrity and the functionality of …” „… values resulted in insufficient strength after FEM analysis. The next step was the redesign of the …”

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

„… Power loss analysis of different high-power density gearbox typologies: CFD analysis and …” „… tolerances required that result of an order of magnitude higher than those needed in cycloidal and planetary …” „… . Davoli, F. Rosa, C. Longoni, F. Chiozzi, and A. Samarani, “Theoretical and experimental analysis of a …”

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

„… Dynamic Modeling and Analysis of a Star-wheel Reducer Prof. J. Zhang, J. Wang, School of …” „… suppression and tolerance control. For this purpose, this paper proposes a methodology of dynamic modeling …” „… . Based on the established dynamic model, a modal analysis is carried out to reveal the modal …”

C. Liu, W. Shi, F. Maria Cura, A. Mura Prediction of transmission accuracy lifetime of RV gearbox S. 425-436

„… ., Yang D.C.H.: Cycloid Drives with Machining Tolerances. J. Mech. Transm. Autom. Des., 111 (1989) 3 pp …” „… , T. C.: Analysis of a Cycloid Speed Reducer Considering Tooth Profile Modification and Clearance-fit …” „… Simplified Method for the Kinematic Error Analysis of Cycloidal Gear Drives. MPT-Kyoto. 2017, pp. 01-06. [9 …”

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

„… dissipation capabilities. Therefore, detailed analysis is necessary to detect new paths to collect empirical …” „… the gears is put in focus of the analysis. As a practical example, the process is applied to scale …” „… simulate manufacturing tolerance variations. As introduced in section 1, the limits in testing …”

J. Han, Y. Zhu, X. Tian, L. Xia A method of tooth longitudinal modification for internal gearing power honing S. 1725-1738

„… function of on-line measurement. From the above analysis, it can be seen that many gear modification …” „… tolerance line, which shows that the method can effectively achieve the modification effect. Table 2 …” „… . Transmission and load analysis for a crowned helical gear pair with twistfree tooth flanks generated by an …”

B. Karpuschewski, T. Lierse, S. Schulze Inline-deep rolling – a new approach to increase tooth root load capacity S. 1787-1798

„… of the hardening mechanisms, which usually results in higher load tolerances. By means of a newly …” „… analysis of the process parameters to be aimed for further investigation proves that the rolling speed vw …” „… the analysis of crack initiation and propagation, the switch-off frequency of the pulsator is set to …”

doi.org/10.51202/9783181023556

VDI Wissensforum GmbH - Testen und Validieren elektrischer Antriebsstränge

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VDI Wissensforum GmbH (Hrsg.)

Testen und Validieren elektrischer Antriebsstränge

Reihe: VDI-Berichte

Band 2412 2023

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F. Duchi, M. Ivarson, B. Wultsch Novel Methodology of E-Drive testing, calibration and optimization S. 45-72

„… investigate production tolerances  Novel optimization algorithms, considering fleet robustness Dott. mag …” „… tolerances will affect the system performance and characteristic in the vehicle fleet. We show how …” „… logic of the inverter. The target is to allow the largest possible production tolerances while at the …”

doi.org/10.51202/9783181024126

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