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OPE Journal

Alle Ausgaben: OPE Journal

OPE Jahrgang 12 (2022) Heft 39 ISSN Online: 2366-8040

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From printed electronics to comfortable clothes that reduce stress S. 8-9

„… cells and temperature, oxygen satura-tion, strain and motion sensors – to be com-bined and manufactured …” „… condi-tions such as accelerations larger than 8G, combined with extreme temperature and pressure changes …”

doi.org/10.51202/2366-8040-2022-39

Berit Müller - Near-net-shape fabrication of open-porous bone replacement materials of calcium phosphate and protein

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Berit Müller

Near-net-shape fabrication of open-porous bone replacement materials of calcium phosphate and protein

Reihe: Biotechnik/Medizintechnik

Band 294 2017

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EXPERIMENTAL S. 27-38

„… +-ion-selective microelectrode (MI 600) combined with a reference electrode (MI 409) and a pH microelectrode (MI …” „… account the added acid and base volumes. 28 4.2 Combined zeta potential / VIS spectroscopy …” „… . Bacterial tests 4.8.1 Materials For the bacterial tests the gram-positive strains Micrococcus luteus (M …”

DISCUSSION S. 64-75

„… on two gram-positive strains was carried out by turbidimetric measurements and total viability …” „… an antibacterial effect on both gram-positive bacteria strains. In the case of M. luteus all …” „… strains E. coli and P. fluorescens. A bacteriostatic effect was observed up to 4 h, but after 4 h …”

RESULTS S. 39-63

„… the logarithmic scaling. 5.1.2 Combined zeta potential / VIS spectroscopy measurements Figure 5-2 …” „… ability of antimicrobial agents to inhibit microbial growth. If the bacterial strain is susceptible to …” „… cells (c, d) is prevented. The effect of LSZ on the bacteria strains was observed in a control …”

doi.org/10.51202/9783186294173

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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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

„… software to study the effect of Load mesh factor is combined and correlated with experimental prototype …” „… tests based on strain gauge measurements. Recorded results are used for simulation model updating in …” „… be improved, if they are demonstrated in prototype tests using strain gauges in tooth roots and as …”

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

„… each point of the contact line caused by each single point load, acting on the contact line. Combined …” „… the BEM models are solved with a plain strain formulation, they represent infinitely long straight …” „… yields the diagonal matrix of the non-linear portion, which is added to the linear portion. Combined …”

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

„… classical profile geometry combined with high reduction ratios lead to interference phenomena at no-load …” „… integration scheme, combined with contact algorithm, is employed in order to solve motion dynamic equations …” „… : . . . VDI-Berichte Nr. 2355, 2019442 A Newmark’s time-step integration scheme, combined with a contact algorithm, is …”

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

„… gearboxes in industrial robots which currently dominated by Cycloidal and Strain Wave gearboxes, followed …” „… ]. VDI-Berichte Nr. 2355, 2019 755 The Harmonic Drive is the dominant Strain Wave gearbox for robotics. These …” „… practically zero-backlash, combined with a reduced weight and size and a very high stiffness (30% of their …”

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

„… d dd dr x I = x = Tx x -K K (2) Equating the total strain energy of the full FE model ( ) and the …” „… conditions (Eq. 9) and the equilibrium conditions (Eq.13) are combined to form the governing equations of …” „… ), pp. 469–476. [4] Vijayakar, S., 1991, “A Combined Surface Integral and Finite Element Solution for …”

Titelei/Inhaltsverzeichnis

„… involute flex gear in strain wave gearing 973 I. Moriwaki, S. Doi, Asso. D. Iba, Kyoto …” „… topology optimization combined with 3D printing to the construction of gearbox housings …”

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

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A. Kahraman, H. Ligata Effects of external splines on deformations of ring gears of planetary gear sets S. 341-352

„… hoop and root gauges, several 8-channel Strain/Bridge modules mounted on a chassis using commercial …” „… from the dynamics [18-20] VDI-Berichte Nr. 2294, 2017 341 and load sharing and root strain [8,21-25 …” „… well as hoop and toot root fillet strain measurements employing the set-up developed in Refs. [6,8,25 …”

R. Müller, L. Schirmer New tolerance concepts for the realization of steel-only worm gears S. 467-478

„… Characteristics (KC), KC Flowdown and tolerance chains, were combined in order to accomplish the analyzation …” „… . Furthermore, the recycling of combined copper and steel is difficult because disassembly is necessary. In …” „… addition, using a steel-steel-pairing has many advantages. These are the higher mechanical strain along …”

J. Reißmann, E. Leidich Computation of the tooth root strength of Worm Wheels with a calculation program based on local stresses S. 373-394

„… results with the experiment, some strain gauges were applicated to the tooth root fillet (Figure 19 …” „… ) during a pulsator test. Because of the geometry, the strain gauges had to be applicated slightly next to …” „… . VDI-Berichte Nr. 2294, 2017 381 Fig. 19: Strain gauges at the tooth root fillet of the worm wheel to …”

H. Hansson, H. Alm, A. Eng, M. Olsson Beveloid gears in planetary gear trains for increased Grundström, power density and reduced backlash Stensson, S. 579-590

„… . 2294, 2017582 where Keff is the combined stiffness of the sun-planet, ring-planet meshes and the …” „… . Kahraman and H. Ligata, “Internal Gear Strains and Load Sharing in Planetary Transmissions – Model and …”

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

„… combined with several tolerance chain analyses contributed to verify stable processes. A short outlook is …” „… usual for wind gearboxes all meshes have been instrumented by strain gauges to measure the face load …”

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

„… latter shows fairly constant movement and is in fact the result of the combined action of contact …” „… flattened gear flank of infinite width in the y-coordinate (two-dimensional plane strain mechanical analogy …”

L. Zhao, R. C. Frazer, B. A. Shaw The influence of overlap ratio on transmission error in parallel axis gears S. 939-952

„… speed, and mesh alignment by measuring load distribution across the face width with strain gauges [10 …” „… ] Cγ combined mesh stiffness [N/mm/um] The mean mesh deflection is a good initial estimate for …”

Y. Wang, B. Peng, G. Liu, L. Liu Design of transmission accuracy of the involute cylindrical gear-worm gear system under large temperature difference based on FE method S. 491-502

„… of a variety of mechanical equipment, these two classical transmission methods are usually combined …” „… gear, gear and gearbox are established. The thermal strain analysis is carried out at the limit …”

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

„… article characterizes its core tribological features in a combined experimental and numerical approach …” „… thermoplastic body tabulated temperature dependent, nonlinear stress-strain curves by CampusPlastics [20] with …”

doi.org/10.51202/9783181022948

Wadhah Garhuom - Improving the robustness of the finite cell method for problems with large deformations

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Wadhah Garhuom

Improving the robustness of the finite cell method for problems with large deformations

Reihe: Mechanik/Bruchmechanik

Band 359 2024

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Bibliography S. 135-152

„… . Bathe. A hyperelastic-based large strain elasto-plasticconstitutive formulation with combined …” „… strains:Formulation, numerical analysis and implementation. Computer Methods in AppliedMechanics and Engineering …” „… finite cell method combined with level setfunction. Computer Methods in Applied Mechanics and Engineering …”

Eigenvalue stabilization technique to increase the robustness of the FCM S. 59-88

„… in each ofthe rigid body modes. Furthermore, the magnitude of the engineering strain∥ε∥ =√ε2xx + ε2yy …” „… applications in finite strainsIn this section, we consider several nonlinear applications including both …” „… discretization can be seen in Figure 5.15.785.4 Nonlinear applications in finite strainsFigure 5.15: Single Cube …”

Non-negative moment fitting quadrature for cut finite elements and cells S. 27-58

„… physical domainare combined or compressed together leading to a lower number of subcells. Afterwards,the …” „… ] to two-dimensional applications in linear elasticity and small strain elastoplasticity showing …” „… combined with the adaptivespacetree schemes to improve the robustness of the moment fitting rule. Here, the …”

Remeshing strategy for large deformations in the FCM S. 89-129

„… strainᾱn+1 = I (ᾱn) . (6.25)The plastic right-Cauchy green strain tensor can then be obtained utilizing a …” „… strain problems in solid mechanics are still adifficult challenge using numerical techniques such as the …” „… gradient. Afterwards, thestresses and strains and any other components can be directly computed using the …”

doi.org/10.51202/9783186359186

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