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VDI Wissensforum GmbH - 28. Deutscher Flammentag

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VDI Wissensforum GmbH (ed.)

28. Deutscher Flammentag

Series: VDI-Berichte

Volume 2302 2017

Results in this title

C. Yu, U. Maas Numerical Study of turbulent reacting flows with local extinction and re-ignition effects based on a statistical method and REDIM reduced reaction kinetics S. 521-534

„… data. 1. Introduction An accurate computational modelling of extinction and re-ignition effects is …” „… in a closed form, avoiding any modelling. However, the accuracy of PDF calculations largely depends …” „… on the accurate modelling of chemical reactions and on the mixing model. In this work, the PDF model …”

S. J. Baik, B. Rogg Full PDF-Modelling and Parallel Simulation of Liquid- Fuelled Turbulent Spray Flames S. 469-478

„… Full PDF-Modelling and Parallel Simulation of Liquid- Fuelled Turbulent Spray Flames Dr.-Ing …” „… chemistry, which does not require modelling [5], with the advantage of a full Monte-Carlo stochastic …” „… flexibility to the modelling of turbulence for complex, industrial combustion problems, but that it also …”

H. Mätzing, H.-J. Gehrmann, H. Seifert, D. Stapf, R. Keune Modelling Biomass and Solid Recovered Fuel Combustion on Reciprocating Grates with CFD-application S. 143-150

„… Modelling Biomass and Solid Recovered Fuel Combustion on Reciprocating Grates with CFD-application …” „… error of ± 30 % and corresponds to 2.8 ± 0.8 m/h [6]. 2.2 CFD Modelling of the Freeboard As result …” „… amounts of CO, H2, CH4 and O2, depending on input data like fuel composition, fuel moisture, air feed etc …”

M. Vascellari, C. Hasse, S. Halama, M. Steibel, H. Spliethoff Detailed CFD simulations of a 5-MW industrial-scale entrained-flow gasifier using intrinsic char conversion kinetics S. 199-212

„… laboratory-scale experiments for the kinetic and pore diffusion regimes. This data is used to calibrate the char …” „… conversion models, which are then coupled to the CFD code. This comprehensive modelling framework is …” „… requirements of these modelling and simulation activities have increased in complexity, more detail in the …”

C. Schneider, P. Stoesser, S. Rincon, T. Kolb Determination of Heterogeneous Reaction Kinetics of High-Temperature Biomass Char S. 331-344

„… measurements of volatile species as well as collection of secondary chars were employed to gain data on …” „… can be fed to the gasifier. The majority of research data is available for the gasification of fossil …” „… fuels while experimental data on high-pressure, high-temperature gasification of biomass-based fuels is …”

T. Methling, M. Braun-Unkhoff, U. Riedel Chemisch-kinetische Modelloptimierung für die Verbrennung biogener Gase durch die Anwendung des linearen Transformationsmodells S. 637-648

„… of the experimental data by the optimised chemical kinetic model is outstanding for a wide range of …” „… for the analysis and optimisation of chemical kinetics,“ Combustion Theory and Modelling, 2016 …” „… , M. J. Pilling, D. Stocker, J. Troe, W. Tsang, R. W. Walker und J. Warnatz, „Evaluated kinetic data …”

T. Zirwes, F. Zhang, J. A. Denev, P. Habisreuther, H. Bockhorn, N. Zarzalis Einfluss von erhöhtem Druck auf die Änderung der Flammendynamik durch Streckung in vorgemischten Flammen S. 549-562

„… limited data is available. 3. Numerical Setups Three different setups are investigated in this work: 1 …” „… considered carefully when using ? ? for either theoretical or modelling purposes. This work was performed …”

doi.org/10.51202/9783181023020

VDI Wissensforum GmbH - Humanschwingungen 2020

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VDI Wissensforum GmbH (ed.)

Humanschwingungen 2020

Series: VDI-Berichte

Volume 2370 2020

Results in this title

M. Mirakhorlo, T. Irmak, R. Happee Simulating lateral postural stabilisation in dynamic cornering S. 75-84

„… active human model. Results show realistic head-neck and lumbar stabilisation, while modelling leg …” „… automated cars. Biomechanical modelling of the human body can reveal the underlying mechanisms of …” „… modelling techniques. Models for comfort simulation generally use lumped parameterization methods (mass …”

doi.org/10.51202/9783181023709

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

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

„… modelling and to calculation results. There are different possibilities to realize this data exchange …” „… modelling could be greatly reduced. Cooperation based on exchanged data between suppliers and …” „… transmission calculation data between these tools. This leads to many cost- and maintenance-intensive …”

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

„… because of the very long modelling and computing time required. In the current paper, a new approach is …” „… allows for much more detailed geometry modelling and therefore it offers good accuracy. Custom numerical …” „… spur gear pair. Its main data are shown in Fig. 1. The second gear pair consists of helical gears (Fig …”

T. Sturmlinger, A. Comak, A. Albers, S. Gerdhenrichs, R. H. Schmitt Methodical analysis and selection of auto identification systems in the gear box manufacturing S. 1509-1520

„… technologies radio-frequency identification (RFID), Data Matrix Code (DMC) and a track & trace fingerprint …” „… and process control through part-data-Transparency. 2. State of the Art In this chapter, the authors …” „… by modelling the interdependencies between those domains [2]. The general method is displayed in …”

J. Brimmers, M. Willecke, C. Lopenhaus, C. Brecher Investigation of the potential of using surrogate models in the gear design process S. 727-740

„… example gear set, an analysis on the necessary minimum number of initial data points for the model …” „… tuned in order to improve the quality of the approximation for the given number of data points. In the …” „… example in Figure 1 the function f(x) = 1 + sin(x²) was evaluated at six test data points and …”

W. Wagner, S. Schumann, B. Schlecht Co-simulation of the tooth contact of bevel gears within a multibody simulation S. 217-228

„… , methods like the modal reduction of FEM-models were already introduced [1]. However, the modelling of …” „… the reaction forces. This leads to a simplification and an improvement of the modelling of gear …” „… - flank-based local data (alpha, kappa, ...) Input - gear geometry - stage data - cutting settings Obtain …”

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

„… Transmission3D model 3. Numerical modelling and Experimental measurements The modelling of the …” „… comparison between the numerical and experimental data for the back-toback test rig, in terms of frequency …” „… . VDI-Berichte Nr. 2355, 2019 475 Figure 3: Comparison between the numerical and the experimental data for …”

B. Azzam, F. Harzendorf, R. Schelenz, G. Jacobs, W. Holweger White etching crack bearing failure: identification of high risk lubricant compounds using artificial neural networks S. 569-582

„… input. The available data of roughly 700 oils including their risk classifications and constituents …” „… , Premature Bearing Failure, Multivariate Data Analysis, Artificial Neural Networks 1. Introduction White …” „… solution to achieve the research objectives. Data of roughly 700 oil compositions originating from an …”

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

„… simulation or measurement data of an actual gear set. Load data for the considered point in time such as …” „… torque and relative displacements are calculated from the given lapping program. Among other data, the …” „… virtual torque, twelve different data sets with identical geometry have been evaluated as shown above …”

Y. Hawwari, J. Touzet, H. Andre, H. I. Cakar, I. Khelf, L. Alloin Ring gear tooth cracks detected using instantaneous angular speed: wind turbine application S. 1039-1052

„… estimation and correction to varying speed scenario [16]. The first is a data-driven approach based on a …” „… appealing. Although these results are encouraging, not having access to additional data makes it difficult …” „… to apply the normalization data and investigate deeply the potential fault detection. Fig. 10 …”

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

„… and clearance angles vary during the process [9, 14]. The modelling of kinematics for skiving and …” „… ]. 2. Modelling The process is modelled by deriving the local cutting conditions from the process …” „… . Experimental setup Modelling and calculations were validated by experiments with particular parameter sets …”

Y. Cai, L. Yao, J. Ding, S. Ouyang, J. Zhang Analysis of dynamic transmission error for nutation drive with double circular arc gears under assembly errors and different loads S. 343-354

„… performance. Hotait et al. [8] provided a comprehensive set of experimental data consisting of both dynamic …” „… Mathematical modelling of dynamic transmission error Gear dynamic transmission error is the main source of …” „… s. Then the data of angular variation, which would be substituted into Eq. (1) to get the DTE …”

A. Miltenović, M. Banić, V. Miltenović Prediction of heat generation of crossed axis gearbox S. 583-594

„… computational techniques and resources, researchers used modelling and simulation of fluid flow in gearbox …” „… test bench for crossed helical gears with overall dimensions is shown in Figure 1. The data of the test …” „… gear pair are given in Table 1. [2] VDI-Berichte Nr. 2355, 2019584 Table 1: Data of the test gear …”

P. H. O. Teixeira, C. Lopenhaus, C. Brecher, T. Bergs Discretization of the contact conditions considering the grain engagement for generating gear grinding S. 1739-1748

„… of generating gear grinding, the modelling of the grains engagement is more challenging due to the …” „… fit, analysis of the histogram of the actual grains cross-section area Acu data is performed. The …” „… approach for the modelling of the normal force taking into consideration the tool topography for the …”

B. Guilbert, P. Velex, P. Cutuli Hybrid models for the study of gear body dynamic deflections – Gear body modes S. 823-834

„… . 2355, 2019824 3. Test Case Analysis 3.1. Gear data The test case is based on the past SAFRAN HE …” „… design of the power transmission whose data are listed in table 1; the input torque is 310 Nm and the …” „… maximum pinion speed is about 30 000 rpm (~3 000 rad/s). Table 1: Helical gear data Pinion Gear …”

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

„… computation needs tooth compliances which are deduced from a 3D finite element modelling. The nonlinear …” „… system Bruel & Kjaer Lan-XI recorder. The sample frequency is limited to 16 kHz to buffer all data …” „… Systems, Springer, pp. 71–77. [4] Rigaud, E., and Barday, D., 1999, “Modelling and Analysis of Static …”

Titelei/Inhaltsverzeichnis

„… Nationalbibliographie (German National Bibliography); detailed bibliographic data is available via Internet at …” „… failure rates 245 M. R. Mauntz, J. Peuser, cmc Instruments GmbH, Eschborn Comparing data …” „… . Nagae, K. Kawasaki, Kyoto, Japan Modelling of high power geared transmissions, introduction of a filling …”

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

„… are compared to the results of finite element analysis as well as experimental data. This includes …” „… support in CAD modelling and FEA simulations. 1. Introduction For a reliable assessment for manufactured …” „… results from synthetic measurement lines based on Eq. (5). These data sets have been evaluated by two …”

D. V. Kalinin, J. Y. Temis Influence of tooth profile modification on planetary gear sets dynamic S. 777-784

„… comparing the results of mathematical modeling with the data of an experimental study performed at the …” „… ., Vijayakar S.M., Imajo T.: Non-linear dynamic response of a spur gear pair: modelling and experimental …”

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

„… skiving process using a solid modelling approach to estimate the chip geometry [22]. Zheng et al …” „… radius and width of a part of the flank. The axial feed used is sax = 0.5 mm/wrev. The used data of the …” „… microstructure on the flank surface. The chosen workpiece is an unmodified involute. The data of the macro …”

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

„… bearing An in-depth modelling approach of the tribology calculation is beneficial in many ways. A …” „… teeth but also for different domains of interest and specialized designs. Material data determined from …”

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

„… behavior of planetary gear sets [7-10], few experimental data are available in the literature, especially …” „… . Kahraman, Dynamic Modelling of Planetary Gears of Automatic Transmissions. Proceedings of the Institution …”

E. Bergstedt, U. Olofsson, J. Lin, P. Lindholm Influence of gear surface roughness on pitting and micropitting life S. 3-14

„… from EHL to mixed lubrication is expected. This transition is visible in the measured data as initial …” „… . Brizmer, “Micropitting modelling in rolling–sliding contacts: Application to rolling bearings,” Tribol …”

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

„… . One notices as well that the numerical data compares well with measurements at 100 Hz rotation …” „… . s.l. : J Eng for Gas Turbines and Power, 2014. Vol. 136. 11. Modelling windage power loss from an …”

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

„… smooth definition for the stiffness data. The spline interpolation has the additional advantage of …” „… Antriebstechnik. [8] C. Schulz and S. Mulski, “Modelling and Simulating Flexible Gears - A Solution-Oriented …”

M. Schrank, C. Kiesewetter-Marko, C. Lopenhaus, A. Epple, T. Bergs, C. Brecher Approach for modeling elasticity in the gear honing process S. 1697-1706

„… involute of the honing ring, Fig. 3 on the right. Fig. 3: Gear Honing and Analogy Process Data 6 …” „… HK, Peters J, Inasaki I et al. (1992) Modelling and Simulation of Grinding Processes. Annals of the …”

F. Lubos, Z. Roth Bionic tooth root: fatigue testing and potential on gear units S. 47-56

„… perfectly simulated with this method, as shown in Fig. 1. For easy mathematical modelling, the tension …” „… . Table 2 shows the standard modules and the number of teeth of the second stage. Table 2: Data of the …”

P. Lopez Garcia, S. Crispel, T. Verstraten, E. Saerens, B. Vanderborght, D. Lefeber Wolfrom gearboxes for lightweight, human-centered robotics S. 753-764

„… [17] Engineering Data CSD-2A Component Sets, catalog, Harmonic Drive AG, 2014 [18] Alpha …” „… ] Shen, Y., Rinderknecht, S., et al.: General modelling method of power losses in transmission with …”

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

„… a potentially competing cycloidal gear set, geometrical data were chosen in order to have the same …” „… . Liu et al., “Numerical modelling of oil distribution and churning gear power losses of gearboxes by …”

doi.org/10.51202/9783181023556

Matthias Patrick Alexander Mrosek - Model-Based Control of a Turbocharged Diesel Engine with High- and Low-Pressure Exhaust Gas

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Matthias Patrick Alexander Mrosek

Model-Based Control of a Turbocharged Diesel Engine with High- and Low-Pressure Exhaust Gas

Series: Verkehrstechnik/Fahrzeugtechnik

Volume 803 2017

Results in this title

Emission and Combustion Models S. 61-85

„… generate data points for emission and combustion modelling. At fixed engine operation points in neng and …” „… engine physically exists. However, these models require a high modelling effort and they can be …” „… to model the emissions and the combustion characteristics. They usually demand less modelling effort …”

Semi-Physical Mean Value Engine Model S. 12-33

„… difference between these two modelling approaches. Mean value engine models usually consist of a simplified …” „… sections present the state of the art modelling of the intake and exhaust system as given in Heywood (1988 …” „… efficiency is modelled as a LOLIMOT-model and shows the best modelling results with the model inputs engine …”

Appendix S. 172-189

„… owns and operates a dynamical engine test bench to acquire measurements for engine modelling as well as …” „… prototyping (RCP) environment for algorithm validation and data acquisition. One rapid control prototyping …” „… used for function development and data acquisition. First the combination of an ES1000 prototyping …”

Titelei/Inhaltsverzeichnis

„… Bibliography); detailed bibliographic data is available via Internet at http://dnb.ddb.de. III Preface This …” „… emission modelling and engine optimisation and compiled several publications. Furthermore, I would like to …” „… thank Dr.-Ing. Sebastian Zahn for enriching discussions about modelling and parameterisation of air path …”

Bibliography S. 190-204

„… Friedman, J. (2011). The Elements of Statistical Learning: Data Mining, Inference, and Prediction. Springer …” „… , 8(2):288– 299. Jung, M. (2003). Mean-Value Modelling and Robust Control of the Airpath of a Turbocharged …” „… , M., and Stefanopoulou, A. G. (1997). Issues in modelling and control of intake flow in variable …”

System Properties of the Air Path with HP- and LP-EGR S. 34-60

„… not be further discussed here. For further readings about modelling and control of pneumatic actuators …” „… operation points op1 : : : op4, as given in Tab. C.1. The further simulated grid data points show that the …” „… factorial set of combinations between slp egr=ith, st and shp egr. These simulations are added as grid data …”

Air Path Control Design and Dynamical Reference Value Generation S. 102-167

„… known as curse of dimensionality (Hastie et al., 2011). Consequently, the amount of training data and …” „… section are used for disturbance rejection and to compensate for modelling uncertainties of the …” „… Fig. 7.2 becomes zero. However, under real conditions with modelling errors, process nonlinearities …”

doi.org/10.51202/9783186803122

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VDI Wissensforum GmbH (ed.)

Autoreg 2019

Series: VDI-Berichte

Volume 2349 2019

Results in this title

A. Prinz, L. Brabetz, M. Ayeb Generic Sensor Modelling – A Virtual Integration Approach for the Test of ADAS S. 21-22

„… Generic Sensor Modelling A Virtual Integration Approach for the Test of ADAS M. Eng. A …” „… . Abstract This new developed modelling technique is based on idealistic sensor models adapted with …” „… measurement effects are observed and identified in fleet data. The application of this generic and adaptive …”

K. Figel, F. Svaricek, M. Schultalbers Review and experimental evaluation of models for drivability simulation with focus on tire modeling Short Version S. 293-312

„… : estimation data, red: validation data) 0 2 4 6 8 10 12 14 16 18 20 22 80 100 120 Time [s] M o to r to rq u e …” „… reference data y[n] and the simulated data ŷ[n, θ̂] at sample instant n for the parameter set θ̂. The …” „… reproduce input-output data for a parameters set θ̂, can be expressed by the residuals ε (cf. (25)). They …”

Y. Jia, U. Schwarz, D. Görges Energy-Optimal Adaptive Cruise Control based on Model Predictive Control in the Real Driving Emissions Test Cycle S. 145-158

„… driving emissions (RDE) cycle, which is built up with recorded speed data in different driving conditions …” „… , a representative test cycle of 87.3 km is created in this work through using recorded driving data …” „… follows: Section 2 presents the modelling of the vehicles in time domain. The control scheme and the …”

Titelei/Inhaltsverzeichnis

„… ); detailed bibliographic data is available via Internet at www.dnb.de. Inhalt f Jahrmarkt der Innovationen …” „… . Schultalbers, IAV Automotive Engineering, Gifhorn Generic Sensor Modelling – A Virtual Integration Approach for …”

J. Ultsch, J. Brembeck, R. de Castro Learning-Based Path Following Control for an Over-Actuated Robotic Vehicle S. 25-46

„… data. In the modelling only static vertical loads are considered. The vehicle can be controlled by …” „… synthesis model is necessary because the control policy is adapted based on observed data and manipulating …” „… and can be created by different modelling tools like Dymola. The Functional Mock-up Interface (FMI …”

N. Althar Udupa, E. Schulz, M. Schultalbers Polytopic LPV Controller Design to Control the Boost Manifold Pressure in an Internal Combustion Engine S. 377-388

„… these entities show nonlinear and time-varying behaviour, modelling the relationship between the inputs …” „… challenges could be easily dealt with by using LPV systems which provide a better framework for modelling …” „… the boost manifold pressure system is identified in [7] on the basis of measured data recorded on an …”

E. Enders, F. Fent, M. Lienkamp, G. Burkhard, D. Schramm Objectification Methods for Ride Comfort – Comparison of Conventional Methods and Proposal of a new Method for Automated Driving Conditions S. 323-352

„… settings which were tested at the same road section. The sensor data was evaluated according to ISO …” „… data sets, the correlation between the objective values and the subjective ratings is tested with the …” „… height [17]. Modelling the bio-dynamic response characteristics is also tried with different model types …”

doi.org/10.51202/9783181023495

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