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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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N. Wan, L. Yao Efficiency modelling and analysis for a novel double-arc bevel gear nutation transmission system for pure electric vehicles S. 1253-1258

„… Efficiency Modelling and Analysis for a Novel Double-arc Bevel Gear Nutation Transmission System …” „… proposes a novel double-arc bevel gear nutation transmission system with two inputs and one output for …” „… double-arc bevel gears is transformed into a spur planetary gear transmission mechanism with few teeth …”

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

„… Analysis of dynamic transmission error for nutation drive with double circular arc gears under …” „… equipment and other fields. In this paper, a two-stage nutation drive mechanism of double circular arc (DCA …” „… spiral bevel gears. Key words: nutation drive, double circular arc, dynamic transmission error, assembly …”

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

„… , progressive or arc like) and profile crowning. Linear reliefs should be avoided, since there is no smooth …” „… °C. Three different arc tip reliefs (arc) were applied either to only one gear or to both gears …” „… / / / / / / / / / / / / Arc 10 1 Arc 20 1 Arc 30 1 Arc 10 1 Arc 20 1 Arc 30 1 Arc 23 2 Tip relief gear 2 …”

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

„… needed, speed reducers with cycloidal movements are well developed with circle arc tooth profiles, at …” „… the high precision circle arc tool profile cannot be economically used, or extreme low transmission …” „… thanks to circular arc profile between the involute profile and the top tooth circle (Fig. 3). Gears are …”

A. Kubo Influence of stressed volume of tooth flank on the surface durability S. 15-24

„… rolling and sliding situation of contacting surfaces, like gear tooth flank meshing, the arc length ds1 …” „… contacts with the arc length ds2 during the definite time length. On one side, the LSV moves by ds1 …” „… lacking. The relation between an infinitely short distance dx on the LoA and the corresponding arc …”

R. Beilicke, L. Bobach, D. Bartel Transient 3D TEHL simulation of spiral bevel gears under mixed friction conditions S. 529-540

„… generate an arc-shaped course of the tooth trace, face hobbing processes to a tooth trace in the form of …” „… , the course of the tooth trace can be represented precisely in a circular arc or in the form of an …” „… requires a geometric definition of the tooth trace. This can be either a circular arc or an extended …”

A. L. Kapelevich, Y. V. Shekhtman Optimization of asymmetric tooth root generated with protuberance hob S. 403-414

„… grinding after heat treatment. The initial tooth root fillet 5 is a circular arc that lays below the …” „… protuberance hob have circular arc initial root fillets (item 5 in the Fig. 2). Finite element nodes are …” „… length of arc BgBg’. This movement puts point Ag’ in position At along the rack profile, which …”

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

„… thickness/space width is the single arc length at the reference diameter of a tooth or a space. Effective …” „… tooth thickness/space width is the arc length at the reference diameter of a tooth or a space including …” „… thickness/space width is shown in Figure 4. For the corresponding arc length, the datum for the calculation is the …”

C. Lu, J. Wang, P. Yin Evaluation method of measuring software based on virtual gear measuring center S. 1173-1180

„… , 20191176 Fig. 3: Involute modeling by equal arc length segment method 4. Experimental results and …”

Titelei/Inhaltsverzeichnis

„… dynamic transmission error for nutation drive with double circular arc gears under assembly errors and …” „… Institute of Technology, Beijing, China Efficiency modelling and analysis for a novel double-arc bevel gear …”

J. Ahn, C. H. Choi, J. H. Yu, S. C. Kim A study of dynamic behavior of tractor pto driveline to analyze a rattle noise S. 461-470

„… the tractor industry. Therefore, unlike the arc-spring-type applied in the automobile industry, there …”

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

„… accuracy of 15 minutes of arc is used. To capture the wear and damage evolution over time, the gear tooth …”

G. Vasileiou, N. Rogkas, V. Spitas, P. Zalimidis Optimisation of spur gear tooth fillet for maximum bending strength using Bezier curves S. 149-160

„… ., Shen Y., Lin X., (2017), A novel arc-tooth-trace cycloid cylindrical gear, Mechanism and Machine …”

I. Bae, U. Kissling Comparison of strength ratings of plastic gears by VDI 2736 and JIS B 1759 – In vision of building a new international standard S. 1267-1278

„… based on FEM for the cases of arc shaped fillet giving 1 are available. It is common practice for …”

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

„… two-dimensional points with the same arc length, and the teeth are denoted by the counting index n, as shown in …” „… of the gear system. 4. Gear wear model The wear model proposed by Archard [11] has been widely …” „… and Exhibit. 1993. [11] Archard, J.: Contact and Rubbing of Flat Surfaces. J. Appl. Phys., 24 (1953 …”

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

„… designs rely on planetary, harmonic and cycloidal architectures. Although, thanks to many years of …” „… cycloidal architectures. A cycloidal gear set has been numerically simulated with a CFD code implemented in …” „… architectures, i.e. planetary, with similar performances (dimensions, reduction ratio and loads). Keywords …”

S. Nowoisky, M. Grzeszkowski, C. Guhmann, J. G. Pelham Monitoring concept study for aerospace power gear box drive train S. 269-286

„… architecture containing a PGB in a power range of 15 to 80 megawatt [12]. The new engine architecture must be …”

H. Wang, X. Wen, C. Zhou, Z. Liu Wear prediction for double helical gears grinded by forming method S. 315-330

„… adjacent points in contact is achieved by a modified single point observation method. The Archard’s wear …” „… . However, a generalized adhesive wear model has not been established. Thus, Archard’s wear model [8] has …” „… . The Archard’s wear model is then employed in formulating and accounting for the gear tooth wear …”

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

„… operation. The planetary architecture was tested on an electrical closed-loop test rig made by an electric …” „… architecture the numerical approach seem to well predict the excited frequencies for the healthy gearbox, even …”

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

„… architecture. The changes in architecture involved changing the hyper parameters of ANN models. To build a …” „… cross validation classification accuracy to 99.8% by altering the networks architecture. In addition to …”

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

„… . VDI-Berichte Nr. 2355, 2019 585 2 2 2 tan( arctan ) 1 tan s zm VZ s P P (2) It depends …”

F. Muller, S. Schumann, B. Schlecht Determination of S-N curves for pitting based on local damage analysis S. 657-668

„… Slope parameter Fig. 5: S-N curve k = arctan(α) α Elementary Form of Miner´s rule σH0 N0 lg(σH) lg(N …”

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

„… saved here, resulting in a competitive advantage. Software architectures could be massively …”

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

„… underlying Wolfrom configuration for their highly innovative Archimedes Drive [43]. In addition to its …”

N. Yildirim, M. Yasar, E. Yildirim, F. Erdogan, B. Karatas Experimental verification of improvements in static and fatigue bending capacity of spur gear tooth via tooth root design optimization S. 959-972

„… , Journal of the Faculty of Engineering and Architecture of Gazi University, 33 (2), 685-698 [3] Şahin B …”

S.-J. Tsai, VDI, L. C. Chang, C.-H. Huang A study on tooth profile modification of cycloid planetary gear drive with tooth number difference of two S. 997-1010

„… is equal to C C sin[( 1) ]arctan ( ) cos[( 1) ] u e u R R u e u …” „… of the initial position C0i and the contact position CPi relative to center Cei, arccos( ). ei …” „… backlash of CS-3 is slightly larger than CS-2, about 2 arcsec. Besides, the fluctuation of backlash …”

L. Hui, X. Changl, Y. Shouw, L. Cheng, Z. Chen, L. Yu Research on Dynamic Drum Shape Modification of Helical Gear Pair S. 1011-1026

„… angle of each slice tooth can be obtained from Fig. 2: , 1, 2,arctan( )t i n n (3 …”

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

„… . 2. Background and Theory The wear model that is used is Archard’s wear equation [1], which states …” „… both k and ∆ are constant in time for each material point at the tooth flank, Archard’s law [1 …” „… the initial and final tooth shapes. VDI-Berichte Nr. 2355, 2019 1333 8. References [1] J.F. Archard …”

R. Weidig, H. J. Weimar Powertrain NVH improvement with high-performance polymer gears S. 1421-1430

„… various conditions to evaluate the performance of the PEEK gears. The overall test program architecture …”

B. H. Kien, D. Iba, Y. Ishii, Y. Tsutsui, N. Miura, T. Iizuka, A. Masuda, A. Sone, I. Moriwaki Vibration-based plastic gear crack detection system using a pre-learned convolutional neural network S. 1443-1452

„… ability of 1,000 different object categories. Fig. 5: VGG16 architecture [8 …” „… ]. VDI-Berichte Nr. 2355, 2019 1447 The obtained fixed weights and architecture of pre-trained model were employed …” „… . 6: Modified VGG16 architecture with transfer learning and fine-tuning technique. 5. Result of …”

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

„… resolution while keeping computing times convenient. 3. Archard’s wear equation Since its publication …” „… in 1953, the Archard model for abrasive wear has been widely used in the prediction of wear depth …” „… for different applications. In Archard’s theory, the tribological system consists of two …”

H.-W. Raedt, T. Wurm, A. Busse Lightweight forging initiative III: transmission lightweighting potential based on design and material concepts in a split-axle hybrid vehicle and a heavy-duty truck S. 1777-1786

„… . ArcelorMittal also claims a lightweight potential when using the steel FreeForm which can be cold or hot forged …”

X. Tian, Y. Wu, J. Han, L. Xia Online estimate and compensation of the gear machining error based on electronic gearbox cross-coupling controller S. 1835-0

„… model and the gear processing technology. Second, the online compensation architecture for the five-axis …” „… real time. Fig.5 shows an five-axis electronic gearbox cross-coupling controller (ECCC) architecture …” „… ECCC architecture is proposed. Through the comprehensive theory research, simulation results analysis …”

doi.org/10.51202/9783181023556

VDI Wissensforum GmbH - International Conference on Gears 2017

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2017

Reihe: VDI-Berichte

Band 2294 2017

Treffer in den folgenden Teilen:

Y. Cai, L. Yao, Z. Xie, J. Zhang, C. Peng Influence analysis of system parameters on characteristics of the nutation drive with double circular arc spiral bevel gears S. 435-446

„… circular arc spiral bevel gears Yongwu Cai, Ligang Yao, Zhiyu Xie, Jun Zhang, Chen Peng, School of …” „… of gear transmission, the nutation drive with double circular arc spiral bevel gears. Based on the …” „… provides the theoretical basis for better design of the nutation drive with double circular arc spiral …”

C. Peng, C. Li, B. Chen Development of a test rig for transmission performances of precision planetary reducer S. 1127-1132

„… measurement is 45.6arc.sec, and the lost motion is 29.8arc.sec within ±33Nm output torque. The torsional …” „… Product data Product data Test result Torsional stiffness (Nm/arc.min) 294 296 Lost motion (arc.sec …” „… ) Max 60 45.6 Backlash (arc.sec) Max 60 29.8 6. Conclusions A new type of transmission performances …”

L. Liu Tooth contact analysis of a new type of face gear drive S. 457-466

„… locus of the hob center is an arc centered on the axis of the workpiece. This accessory motion is to …” „… imaginary rack cutter for the convex TIG exhibits arc shape. As shown in Fig. 3, its normal profile …” „… Similarly, the formula for the arc or straight line corresponding to the fillet or root surface of a convex …”

M. Ophey, F. Klocke, C. Löpenhaus Approach for modeling grinding worm wear S. 1365-1378

„… above-mentioned variables can be assigned to the cutting arc length. The contact pressure is thus substituted by …” „… calculated by multiplicative superposition of the normal force, the cutting arc length and a proportionality …” „… by empirical trials. The cutting arc length lg of a single grain corresponds to the friction path …”

D. Liang, B. Chen, R. Tan, C. Li Tooth profiles design and stress analysis of double helical gear transmissions with geometric elements constructed tooth pairs S. 411-420

„… .7(a), the stress concentration on tooth root is not serious due to the circular arc fillet. The …” „… with circular arc tooth profiles based on curve contact analysis. Proceedings of the Institution of …” „… circular arc gears. Journal of Advanced Mechanical Design, Systems, and Manufacturing, 9 (2015) 1 pp.1-19 …”

M. F. Stangl, U. Kissling, A. Pogacnik A procedure to find best fitting dresser with grinding worm for a new design S. 1307-1318

„… straight flank dresser (on Fig. 4a, profile crowning is combined with arc-like tip relief; on Fig. 4b …” „… : Geometrical definition of the dresser with a) arc-like and b) linear tip relief In the sharpening process …”

R. Nemoto, E. Tamura, N. Seyama, E. Tanaka Friction loss and surface durability of WN gears – A Comparison with involute gears S. 1133-1138

„… other is a Wildhaber-Novikov or circular-arc profile. WN gears are used to be transmitted motion and …”

E. Böyükbaş, H. J. Stadtfeld Surface structure shift for ground bevel gears S. 1391-1402

„… ] Wakuri, A. Methods of Grinding Gears with Circular-Arc Tooth Curve et al. ISME 1967 Semi International …”

C. Gosselin, E. Fritz, L. Seiler CnC manufacturing of circular faced cylindrical gears S. 1343-1352

„… ., Contact Characteristics of Circular-Arc Curvilinear Tooth Gear Drives, Journal of Mechanical design, Vol …” „… Engineering and Naval Architecture, University of Zagreb). [4] Jiang Y-Q., Hou L., Zhao Y., The Equation of …”

Titelei/Inhaltsverzeichnis

„… parameters on 435 L. Yao, characteristics of the nutation drive with double Z. Xie, circular arc spiral …”

Z. Roth, J. Opferkuch High load capacity gear root fillet contour with a bézier curve S. 719-732

„… root fillet and its original parameterization by tangent function and circular arc, the implementation …”

S.-J. Tsai, L.-C. Chang, C.-H. Huang Design of cycloid planetary gear drives with tooth number difference of two – a comparative study on contact characteristics and load analysis S. 61-74

„… circular arc. In order to simply the analysis, the case of rounding is not considered in the study. Based …” „… )cos()cos(cos PCC rueRx ])1cos[(1 ])1sin[(arctan uk uk , k = u·e / RC …” „… profiles can be determined as, C C ptC ptC 2)( )( arctan zx y . (1) Gear …”

D. Talbot, A. Kahraman Simulation of gear wear using a dynamic load distribution model S. 5-16

„… gear teeth can introduce increased wear of gear tooth surfaces. In this study, Archard’s wear …” „… Archard [10] in order to predict the interaction between dynamic gear loading and gear wear. Fig. 1 …” „… and gear are calculated using Archard’s wear model [10], dh kp s ds ds (2a) 0 0 …”

W. Wang, L. Han, Q. Yan, C. Xiang, Y. Li Research on the dynamic power split characteristics and the electric power coordinated control for a hybrid transmission system S. 131-142

„… strategy for the Electro-mechanical transmission 3.1 Architecture of the closed-loop coordinated control …” „… , 45(2): 184-191. [3] MILLER J M. Hybrid electric vehicle propulsion system architectures of the e-CVT …”

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

„… sin arctan cos c O c O R y R x (2.8 …” „… ) 2 2 2 2 1 1 cos arccos cos sin c s sk c O c O R R x R y …” „… 2 2 2 2 1 1 cos arccos cos sin c r rk c O c O R R x R y …”

D. Krüger, E. Leidich, I. Römhild, R. Heß, H. Linke Geometry, pitting and tooth root capacity of asymmetric gears S. 751-768

„… , which create the involutes of the tooth and the tip region of the tool. The tip consists of two arcs …”

J. I. Pedrero, M. Pleguezuelos, M. B. Sánchez Load sharing model for spur gears with tip relief – An investigation on the influence of profile modifications on the mesh stiffness S. 795-806

„… (3) being rb2 the wheel base radius. If assumed the distances (or the arcs) between points B1i and …”

A. von Freyberg, A. Fischer Automatic geometry segmentation of involute flank regions S. 1015-1024

„… transverse plane ∙ 1 ∙ arctan arctan ∙ 1 (2-3) can be directly calculated according to [18]. Here, s …”

G. Goch, K. Ni, Y. Peng, A. Günther Paradigm change in cylindrical gear metrology using areal measurement and evaluation S. 1025-1038

„… deviation lot, , bβ∙ αt ∙ , b 1 arctan , b 1 γ , Λ , (2.1) Equation (2.1 …”

D. Strasser, S. Troll, R. Sperlich, J. Münch Reliability safeguarding for an 8 MW wind energy gearbox in serial production – Prototype and process development ensuring stable quality at the highest level S. 1085-1100

„… is approximately 50% smaller than in conventional planetary gearbox architectures. The torque split …”

B. Schlecht, K. Neikes, E. Leidich, S. Hauschild Is the mean stress effect for shafts dependent on the geometry, material or load? S. 1145-1152

„… zulässigen spannungen in eisen-constructionen. In: Z. d. Bayer. Architekten- u. Ingenieurvereins. Ver Bd. 6 …”

B. Schlecht, F. Rudolph, S. Schumann Experimental studies and simulation of hypoid gear lapping S. 1403-1414

„… of the current theory will be discussed and a possible solution proposed. 2. Archard’s wear …” „… equation Since its publication in 1953, the Archard model for abrasive wear has been widely used in the …” „… prediction of wear depth for different applications. In Archard’s theory, the tribological system consists …”

G. Eitzinger Adaptive coatings on gears for NVH improvement S. 1439-1450

„… not necessary and achieved by running in with the mating gear. 2. Coating architecture Coating …” „… layer used. One very interesting possibility in coating architectures like the above mentioned is to …” „… . 2294, 20171442 First test are starting with 5 µm , 15 µm and 25 µm of the whole coating architecture …”

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

„… most commonly used wear model is Archard’s wear equation [2], defining that the wear depth, , depends …” „… this document [1] D. Walton and A.J. Goodwin. Wear 222 (1998) 103–113 [2] J.F. Archard, J. Appl …”

doi.org/10.51202/9783181022948

VDI Wissensforum GmbH - International Conference on Gears 2023

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2023

Reihe: VDI-Berichte

Band 2422 2023

Treffer in den folgenden Teilen:

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

„… with multiple circular arcs. The reference diameter d1 of the arc gear is defined by the reference …” „… distance r Reference radius rA Arc radius rA* Arc radius factor ra Tip radius rF Circular fillet radius rf …” „… Helix angle Angle of revolution A Angle of arc position Angle of rotation Trochoid ratio Contact angle …”

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

„… , tangent vector and normal vector of any point on the single-arc rack-cutter tool profile can be obtained …” „… from Fig.1. Fig. 1: Single-arc rack-cutter tool profile When the involute gear is machined by the …” „… . 2: Single-arc rack-cutter tool profile M12 represents the coordinate transformation from S2 to S1. M …”

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

„… “arc-length method” is highly recommended as described in [46, 47]. Although such complex motions are usually …” „… not relevant for this acoustic kind of high performance gears, the “arc-length method” is applied here …” „… method with arc-length continuation in blade-tip/casing contact blades, Journal of Sound and Vibration …”

C. Kirchhoff, P. Tenberge Optimization of the vibrational behavior of ZI crossed helical gears with a plastic wheel and a steel worm S. 1419-1434

„… corresponds to the circular arc covered on the pitch circle. If the point of contact is then rotated by the …” „… angle defined by the arc, the result is the tooth flank point of the gear. If this procedure is repeated …” „… counterpart rack are shown on the left. In addition, tip and root circular arcs are drawn between these …”

A. I. Aydeniz Modelling and Analysis of the Effect of Root Modification on Load Sharing and Stress Values on Spur Gears S. 1039-1062

„… its sign is (+) on the arc of approach and (-) on the arc of recess. Numerical solution of above set …”

L. Becker, P. Tenberge Crossed helical gears – simulative studies and experimental results on non-involute geometries S. 1499-1514

„… geometry, there is a special grinding disc with a circular arc profile which gives the ZC geometry its …” „… minor importance for the geometries considered. The radius mS0 of the grinding disc determines the arc …”

L. Bonaiti, M. Brambilla, P. Chiariotti, A. Cigada, C. Gorla, G. Boni, P. Codeluppi The effect of pinion axial positioning on noise and transmission error of face hobbed and face milled bevel gears S. 839-852

„… gears case because the tooth trace is not an involute but an epicycloid or a circular arc respectively …”

O. Harris, C. Poyser, R. Patel, O. Shires Developing CAE solutions for Robotics gears: Cycloidal and Strain Wave Gear Drives S. 1111-1124

„… parameters. The examples given in this paper use a Quadruple Circular Arc (QCA) profile. A number of models …” „… arcsec significantly more than the values seen in the validation work on nominal geometries. This value …”

J. Vorgerd, P. Tenberge, M. Steinrötter Scuffing load carrying capacity of high-speed gears with an isotropic superfinished surface S. 227-242

„… - 0.10V (0.07 - 0.13C) Vacuum Arc or Electroslag Remelted, 2018 [BLOK37] Blok, H.: Theoretical study of …”

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

„… m Dedendum 1,25 m Tip-rounding arc radius 0,05 m Table 2: Number of teeth, contact ratios and …”

L.-C. Chang, Q. Y. Zhuang, S.-J. Tsai, J.-F. Hochrein, S. Landler, M. Otto, K. Stahl Comparing the contact characteristics of involute gear/ eccentric cycloidal gear calculated by various loaded tooth contact analysis models S. 397-412

„… profile of pinion in the shape of circular arc mates with a gear with part of cycloid profile. This EC …”

D. Krüger Reuse S. 3-12

„… ]. Architectural improvements which increase efficiency and reduce noise are beneficial to society by delivering …” „… engine architecture named UltraFan®. This demonstrator is an engine consisting of a variety of novel …”

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

„… ) Simulation of impacts in gear trains using different approaches. Arch. Appl. Mech. 76: 537-548. DOI: 10.1007 …”

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

„… asymmetric gears. This tool enables the exploration of gear designs under multi-stage architectures …”

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

„… Mechanics. Archives of Computational Methods in Engineering, 24, (2017), pp. 37–87 [7] Hughes, T. J. R …”

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

„… ] P. Dawson, “Windage power losses in high speed gears,” Arch. Proc. Inst. Mech. Eng. Part A Power …” „… simulations of complex system’s architectures, International Journal of Mechanical and Materials Engineering …”

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

„… example of how the drive system architecture and detailed design can be affected when the optimization of …”

T. Inoue, D. Iba, N. Fujita, A. Nishikawa, M. Ishii, J. Hu, H. Shimasaki, N. Miura, A. Masuda, I. Moriwaki, J. Hongu Effect of Load Cycles on Return Loss and Resistance of Sensor and Antenna Circuits Printed on Plastic Gears S. 659-674

„… antenna using Archimedes' spiral for smart gears [14]. The design parameters are an initial radius of 12.5 …” „… the open spiral antenna. Fig. 2: Open spiral antenna using Archimedes’ spiral. 2.3 Crack …”

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

„… typically do not consider this relation. ))arctan(tan()tan(zmmmVZP (Eq. 2) VDI-Berichte Nr. 2422, 2023 …”

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

„… 𝑅𝐹0.131 arctan 𝑅2𝑅 1.683 1 2𝑅3𝑅 10141 . 𝛼 . . 𝑅 .𝐹 . 1 𝑒 . 1111.15. . 𝑅 .𝐹 . . 1 0.72𝑒 . 123.61 …” „… , 2023862arctan 23which can then be used to transform the principal radii of curvature: 𝑅 cos sin𝑅 sin cos …”

P. E. Schnetzer, J. Pellkofer, K. Stahl Calculation method for wear of steel-bronze rolling-sliding contacts relating to worm gears S. 907-926

„… operational wear during the development of the contact pattern in the running-in. Based on Archard equation …” „… . Similarly, Sharif et al. [18] present a wear calculation for worm gear drives based on Archard equation [16 …” „… and further the wear. Based on the wear model according to Archard [16], FZG/Neupert [5] develops a …”

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

„… new job roles like a “Twin Architect” - The Twin EcoSystem provides a management interface for …” „… through the cross-company use and exploitation of data. With its open system architecture and the …”

G. Vasileiou, C. Vakouftsis, C. Kalligeros, V. Spitas, C. Papalexis, A. Tsolakis, P. Zalimidis Continuous prestressed reinforcement of plastic gear teeth and its effect on bending strength vs conventional reinforcement S. 1375-1388

„… Reinforced Integrated Single-yarn (DIRIS) architecture, Composites Science and Technology, 70(7), 1064-1071 …”

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

„… and programs. Fig. 3: Block diagram of the software architectureEach software component described in …” „… architecture The software solution is based on commercially available software for CAD, topology optimization …” „… placed in the meantime. The software can be scaled, because the architecture allows for multiple …”

H. Yakaria Securing the Quality Chain by the Networking with the Gear Suppliers S. 1617-1630

„… web application named "gear4ZF". The architecture of the software, the workflow and the practical …” „… . 5). Built upon a client-server and database software architecture, gear4ZF offers a digital data …”

D. Matsuura, D. Hashioka, T. Kobayashi, H. Maki Generation Method of Polygonal Shaped Work Pieces Based on Gear Meshing Theory S. 1631-1640

„… an inscribed circle and circles for describing fillet arcs. The super- or subscript "1" means a …”

A. Kubo, M. Nagae Estimation of brittleness of CCH-steel via measurement of micro-VH and simultaneous FWHM distribution S. 1699-1712

„… materials roc. nternational Conference on gears ctober arch-ing, Germany A. ubo . agae igh-speed …” „… uali cation via evaluation of -scattering roc. nternational Conference on gears eptember arching …” „… arching ermanyVDI-Berichte Nr. 2422, 2023 1711AnnexResidual stress changes its value according to the …”

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

„… ∙ sin (8) , , (9) | | arccos cos , ∙ cos (10) The tool center point position ex …”

G. Guimarães, L. Robatto, R. Rego, A. Faria, A. Borille, J. Mascheroni Surface integrity of 20MnCr5 pinion gears manufactured through laser powder bed fusion S. 1845-1858

„… to control the density through this parametrization process, Archimedes density measurements and …” „… through Archimedes and microscopy methods. A lateral view of deposited layers shows the achieved …”

doi.org/10.51202/9783181024225

Gerald Sequeira - Prediction based activation of vehicle safety systems – A contribution to improve occupant safety by validation of pre-crash information and crash severity plus restraint strategy prediction

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Gerald Sequeira

Prediction based activation of vehicle safety systems – A contribution to improve occupant safety by validation of pre-crash information and crash severity plus restraint strategy prediction

Reihe: Verkehrstechnik/Fahrzeugtechnik

Band 817 2022

Treffer in den folgenden Teilen:

Opponent-object Geometry: Simplification and Estimation S. 54-87

„… represented by three arcs, a central arc representing the major portion of thegeometry combined with two …” „… ,• rce is the radius of the central arc and rfe is the radius of the arcs representingthe headlight …” „… , b) illustration of P0 in the central-arcregion, c) illustration of P0 in the fillet-arc region on …”

Conclusion S. 123-125

„… investigation of the methodology foropponent-geometry estimation in Chapter 4 is limited to the three-arc …” „… sensor andexperimental investigations which are published in [2]–[5].• A novel three-arc methodology to …” „… vehicle safety systems.1236. ConclusionThe modular-based architecture of the systems allows the …”

References S. 126-162

„… . J. Sequeira, B. Harlapur, R. Lugner, and T. Brandmeier, ‘Investigationof three-arc contour …” „… ) ·AdAdnCylindrical capacitor2πLln(r2r1)r1r2LSpherical capacitor4πL(r2 − r1) r1r2146C. Results from three-arc based …” „… geometry estimation experimentsC Results from three-arc based geometry esti-mation experimentsTable C.1 …”

Titelei/Inhaltsverzeichnis

„… factors for capacitors . . . . . . . . . . . . . . . . . . . . 146C Results from three-arc based geometry …” „… restraint strategy prediction system architecture 1025.5 Investigation of different machine learning …” „… ready to be activated on the validation. The ar-chitecture of the crash severity and restraint strategy …”

State of the Art S. 8-25

„… simplified geometrical-elements (arc and line elements) has been established.A brief description of this …” „… architectures. Elaborating on the different passive safety sensorsfound in these systems, a comprehensive …” „… sensorsFigure 2.1 shows an example of multi-point sensing architecture for passive safetysensors with the …”

Introduction S. 1-7

„… ]. This architecture,as sketched in Figure 1.3 shows the complete flow from signal acquisition …” „… the divisions of arcs and lines along with finding the equations of each arcand line for its …” „… , which processes thedeceleration signal measured by the sensor. This sensor architecture was termedas …”

Crash Severity and Restraint Strategy Prediction S. 88-122

„… restraint strategy predic-tion system architectureFigure 5.6 shows a probable architecture of a crash …” „… and restraint strategy prediction system architectureFigure5.6 …” „… simulation level) with pictorial rep-resentations for ease of interpretation. Next, the architecture of the …”

doi.org/10.51202/9783186817129

Blörn Dittmer - Zustandsbasierte Leistungsregelung von Drehstrom-Lichtbogenöfen

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Blörn Dittmer

Zustandsbasierte Leistungsregelung von Drehstrom-Lichtbogenöfen

Reihe: Rechnerunterstützte Verfahren

Band 466 2017

Treffer in den folgenden Teilen:

Literaturverzeichnis S. 109-117

„… . et al.: Unusual Arcing Phenomena in Modern Arc Furnaces. In: ISS Iron & Steelmaker (2003), Nr. 12, S …” „… . 59-61. [Bowman 09] Bowman, B.; Krüger, K.: Arc Furnace Physics. Düsseldorf: Verlag Stahleisen 2009 …” „… programme and refractory consumption in an arc furnace. In: Ironmaking and Steelmaking 1 (1974), Nr. 4, S …”

Veröffentlichungen des Verfassers S. 118-122

„… Meltdown Control SIMELT CSM/FSM Based on Structure-Borne Sound in Electric Arc Furnace Operation. In …” „… .; Krüger, K.: New Optimization Modules for Electrode Control Systems of AC Electric Arc Furnaces. In …” „… .: Controlling the Electric Arc Properties in an AC-EAF at Dörrenberg Edelstahl GmbH. In: Proceedings METEC …”

Titelei/Inhaltsverzeichnis

„… Electric Arc Furnace (Drehstrom-Lichtbogenofen) DC-EAF Direct Current Electric Arc Furnace …”

Einleitung S. 1-6

„… 3 durch den Drehstrom-Lichtbogenofen (engl.: Alternating Current Electric Arc Furnace, AC-EAF …” „… Electric Arc Furnace, DC-EAF) als zweite Grundform eingeführt, siehe u.a. [Heinen 97]. Die beiden …”

doi.org/10.51202/9783186466204

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