VDI Verlag eLibrary

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 99 (2024) Heft 01-02 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Christian Dommes, Josef Hegger Ermittlung von Traglastreserven in 16,5 m Spannbetonträgern unter Querkraftbeanspruchung/Determination of shear reserves in 16.5 m prestressed concrete girders under shear loading S. 22-34

„… concrete girders under shear loadingABSTRACT Based on shear tests on 16.5 m long prestres-sed concrete …” „… , which was derived on the basis of new large-scale shear tests from various research institutions and …” „… Kragarmspitze Foto: C. DommesFig. 7. View of girder 3 after shear failure in the first partial test; top …”

Sebastian Lamatsch, Oliver Fischer Querkraftversuche an unterschiedlich hoch vorgespannten Balkenelementen mit baupraktischen Bauteilabmessungen/Experimental investigations on the shear strength of prestressed beam elements with realistic dimensions and varying degree of prestressing S. 35-45

„… Nachweismodellen zur Nachrechnung von Brücken verglichen.Experimental investigations on the shear strength of …” „… the shear capacity check of existing prestressed concrete bridges. Therefore, verified analytical …” „… prestressed concrete gir-ders with a low amount of shear reinforcement. In addition, some aspects have …”

Josef Hegger, Oliver Fischer, Reinhard Maurer, Christian Dommes, Viviane Adam, Sebastian Lamatsch, Sebastian Thoma, Vladimir Lavrentyev, Eva Stakalies, Frederik Teworte, Ehsan Sharei, Naceur Kerkeni, Matthias Müller Querkraft und Torsion – zukünftige Ansätze und Potenziale in Stufe 2 der Nachrechnungsrichtlinie/Shear and torsion – future approaches and potentials in stage 2 of the recalculation guideline S. 1-11

„… test results on shear ca-pacity, two real bridge cross-sections with varying boundary conditions are …” „… . 51–61. doi.org/10.37544/0005-6650-2018-02-31.[13] Herbrand, M.; Adam, V.; Hegger, J.: Shear Tests on …” „… test results on shear capacity, two real bridge cross-sections with varying boundary conditions are …”

Eva Stakalies, Vladimir Lavrentyev, Reinhard Maurer Zum Nachweis bei einer kombinierten Beanspruchung aus Biegung, Querkraft und Torsion (M+V+T)/Verification of a combined load consisting of bending, shear force and torsion (M+V+T) S. 46-59

„… und TorsionTable 1. Test programme – Combined loading from bending, shear force and torsionVersuchDLT …” „… consisting of bending, shear force and torsion (M+V+T)ABSTRACT In the present paper, advanced verification …” „… shear force bending and additional torsion. The procedures are based on a more accu-rate analysis of the …”

Christian Stettner, Remus Tecusan, Konrad Zilch Untersuchungen zum Sicherheitsniveau der kanadischen Norm beim Querkraftnachweis im Rahmen der Nachrechnung von Bestandsbrücken/Investigations on the safety level of the Canadian standard in the shear force verification in the context of the verification of existing bridges S. 60-67

„… safety level of the Canadian standard in the shear force verification in the context of the …” „… shear force verification is occasionally carried out at Level 4 of the recalculation guidelines in …” „… accor-dance with the formulation of the Canadian standard. Especial-ly for existing structures with low shear …”

Josef Hegger, Oliver Fischer, Reinhard Maurer, Konrad † Zilch, Christian Dommes, Viviane Adam, Sebastian Lamatsch, Sebastian Thoma, Vladimir Lavrentyev, Eva Stakalies, Frederik Teworte, Ehsan Sharei, Naceur Kerkeni, Remus Tecusan, Christian Stettner, Matthias Müller Nachrechnungen von Spannbetonbrücken mit Verfahren der Nachrechnungsstufe 4/Recalculations of prestressed concrete bridges with procedures of recalculation stage 4 S. 12-21

„… Druckbogenmodell – (E)DBM, Fle-xural Shear Crack Model – FSCM, Modified Compression Field Theory nach der …” „… Compressive Arch Model – (E)DBM, Flexural Shear Crack Mo-del – FSCM, Modified Compression Field Theory …” „… Erweiterte Druckbogenmodell ((E)DBM) [15], das Fle-xural Shear Crack Model (FSCM) [16], die Modified …”

doi.org/10.37544/0005-6650-2024-01-02

Kein Zugriff

Markieren für den Zitationsdownload

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 90 (2015) Heft 05 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Martin Classen, Joerg Gallwoszus, Maik Kopp, Johannes Schäfer Kleinskalige Pin-Verbundmittel für den Stahl-Beton-Verbundbau/Small-scale pin shear connectors for steel-concrete composites S. 200-208

„… . Abscherversuche: Versuchsaufbauten (links), Kraft-Schlupfbeziehung (rechts) Fig 6. Shear tests: experimental …” „… -ergebnisse Fig 8. Torsional tests: Test-set-up and test results Hauptaufsatz 205 BauingenieurBand 90, Mai …” „… und -ergebnisse Fig 9. Pull-out tests: Test-set-up and test results Bauingenieur Band 90, Mai 2015 …”

Marcus Ricker, Frank Häusler Nichtlineare Finite-Elemente-Analyse von Flachdecken im Bereich von Randstützen/Non-Linear Finite Element Analyses of Edge Column-Slab Connections S. 209-219

„… of test specimen RSO5n without shear reinforcement Bauingenieur Band 90, Mai 2015 Hauptaufsatz 216 …” „… of test specimen RSO6n with shear reinforcement Hauptaufsatz 217 BauingenieurBand 90, Mai 2015 sich …” „… shear capacity using the example of post-tensioned test specimen RSO8n with shear reinforcement Bild …”

doi.org/10.37544/0005-6650-2015-05

Kein Zugriff

Markieren für den Zitationsdownload

LAND.TECHNIK AgEng 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2427 2023

Treffer in den folgenden Teilen:

C. A. Arévalo-Montaña, S. Böttinger Tractive effort prediction based on dynamic soil parameters S. 235-246

„… : Diagram of the Sinkage test (left). Diagram of the shear test and derivation of the cohesion and angle of …” „… and driving experiments. 3.2 Soil response to shear forces The shear test is used to determine the …” „… total of 16 tests: Table 1: Operating points of the shear test Normal load in kN 2,3 3,8 5,7 7,3 Shear …”

F. Gerdes, L. Frerichs, A. Eitzlmayr, E. Karer, A. Feyrer, M. Hofer, D. Weberndorfer A comparison between conventional calibration experiments and the Excavator Test for DEM soil calibration S. 79-86

„… calibration experiments are Inclined Plane Test, Angle of Repose Test, Shear Test, Penetration Test, Uniaxial …” „… A comparison between conventional calibration experiments and the Excavator Test for DEM soil …” „… results is the performance of calibration tests to transfer real soil properties into the simulation …”

doi.org/10.51202/9783181024270

Kein Zugriff

Markieren für den Zitationsdownload

SIMVEC 2022

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2407 2022

Treffer in den folgenden Teilen:

S. Rafiee Experimental and theoretical prediction of a micromechanics-based stress state dependent failure model for ductile materials in ABAQUS, LS-DYNA and PAM-CRASH S. 231-248

„… DSF=1 Fig. 14: Comparison of test and simulation results of shear specimen in LS-DYNA and ABAQUS with …” „… tests like tensile, compressive and shear tests were useful, and more confidence was gained related to …” „… , as well as ductile and shear fracture criteria to represent the post necking failure of material …”

R. Winstanley, D. Flad, F. Menter, A. Main, Raunak Borker, Anand Singh, R. Jia, J. Maruszewski Next Generation Ansys GPU CFD Solver Technology for External Aerodynamic Applications S. 45-62

„… offers much quicker and cheaper turn-around times compared to wind-tunnel test-ing, the turn-around times …” „… starting from an 80 CPU cores Intel Icelake up to 8 NVIDIA A100s. The test used for this scaling study is a …” „… GPU solver using the kinetic energy preserving formula-tion as a baseline as described above. The test …”

doi.org/10.51202/9783181024072

Kein Zugriff

Markieren für den Zitationsdownload

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 93 (2018) Heft 01 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

V. Adam, M. Herbrand, M. Classen Experimentelle Untersuchungen zum Einfluss der Bauteilbreite und der Schubschlankheit auf die Querkrafttragfähigkeit von Stahlbetonplatten ohne Querkraftbewehrung/Experimental Investigations on the Influence of the Slab Width and the Moment-Shear-Ratio on the Shear Capacity of RC Slabs without Shear Reinforcement S. 37-45

„… simple beam, are not taken into account in shear design. That is why tests on slabs loaded alongside …” „… moment-shear-ratios (shear slendernesses). Therefore, the point of contra flexure was gradually shifted from one test …” „… 1/3 Fig. 8. Ultimate shear forces of the tests on slab strips regarding the influence of the shear …”

doi.org/10.37544/0005-6650-2018-01

Kein Zugriff

Markieren für den Zitationsdownload

SIMVEC – Simulation und Erprobung in der Fahrzeugentwicklung

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2333 2018

Treffer in den folgenden Teilen:

D. Dorribo Development of mechanism-based models for resistance spot weld failure simulation of multi-material advanced high strength steel sheets S. 585-606

„… type of loading test are simulated, namely normal, shear and mixed-mode tests (see Fig. 2 …” „… force-displacement curves of the shear tests of the similar 22MnB5 joints are presented in Fig. 5. An illustrative …” „… displacements are measured as compared to shear tests due to the bending of the sheets surrounding the weld …”

S. B. Istoc, H. Winner Simulationskonzept zur Vorhersage der Hitzerissbildung bei Lkw-Bremsscheiben auf dem Schwungmassenprufstand S. 571-584

„… heat crack test and offers a qualitative comparison of the cracking tendency of different brake disc …” „… Schleppbremsungen mit einem Durchriss in den Kühlkanal. Während des Tests wechselt sich eine 40-sekündige …” „… . Als Turbulenzmodell wird das Shear Stress Transport Model [10] verwendet. Die in der …”

doi.org/10.51202/9783181023334

Teilzugriff

Markieren für den Zitationsdownload

Kupplungs- und Bremssysteme für mobile und stationäre Anwendungen

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2414 2023

Treffer in den folgenden Teilen:

L. Pointner-Gabriel, K. Voelkel, H. Pflaum, K Stahl A Methodology for Data-driven Modeling and Prediction of the Drag Losses of Wet Clutches S. 125-154

„… measurements of the test dataset (e). VDI-Berichte Nr. 2414, 2023 137 enclosed between the shear stress curve …” „… . In Step 1, the data is generated on a suitable test rig. In Step 2, characteristic values of each …” „… and reliably by means of costly and time-consuming measurements on a suitable test rig. Alternatively …”

C. Sax, A. Stroh, R. Leister, M. Dreisbach, J. Kriegseis, C. Denda, P. Bürk Fluid-mechanical evaluation of different clutch geometries based on experimental and numerical investigations S. 109-124

„… experimental studies could quantify the local wall shear stress. Additionally, the volumetric flow topology …” „… within the investigated groove geome-tries and their local influence on the wall shear stress …” „… this work are in analogy with the experiments on an open wet clutch from Leister et al. [22]. The test …”

R. Leister, B. Frohnapfel, J. Kriegseis Die Strömung in einer offenen nasslaufenden Lamellenkupplung – The fluid flow in an open wet clutch S. 99-108

„… accurate vortex information and finely resolved wall shear stress values to be extracted. The contribution …” „… testen. Als Lamelle fand für beide Messtechniken eine Radialnutung Anwendung, mit einer Nuthöhe von 0,97 …”

doi.org/10.51202/9783181024140

Kein Zugriff

Markieren für den Zitationsdownload

International Conference on Gears 2017

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2294 2017

Treffer in den folgenden Teilen:

C. Brecher, C. Löpenhaus, F. Goergen, D. Mevissen Crack propagation analysis of pitting damages of high-strength material systems in gear applications S. 281-292

„… , contact fatigue strength of three test variants of different material or heat treatment is investigated …” „… depth of the fatigue zone can be explained by the time-depended change of normal and shear principal …” „… normal and shear principal stress. The combination of damage characteristics and the new evaluation of …”

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

„… or ultimate strength. In later days tests with mean stress equivalent to the stress amplitude were …” „… taken into account. As fatigue tests are expensive and take a lot of time, often only one or two aspects …” „… approaches. Therefore, fatigue tests with different materials, notch geometries and loads were carried out …”

T. Saito, K. Miyamoto Traction drive analysis identified with rheological friction property of traction fluid S. 1185-1190

„… taken as parameters for measuring the shear force of the traction fluid used. The four-roller test …” „… temperature were identified from the dynamic behavior analysis model for a four-roller test apparatus together …” „… glass transition from liquid to solid phase under high contact pressure conditions, and high shear …”

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

„… twin-disk test rig for representative thermoplastic gear operating conditions. After a comparison to plain …” „… , 6]) or shear thinning (e.g. [7]) rheology. Typical examples of soft TEHL contacts are lubricated …” „… flow) over rolling friction (Poiseuille flow) and approximates the shear rate with an appropriate film …”

M. Oehler, B. Magyar, B. Sauer A new standardizable calculation method to predict the efficiency of worm gear drives S. 363-372

„… gearbox under test. The average gear friction coefficient can also be used to check the transmission for …” „… simulation model was verified with own test results. This calculation approach is the starting point of this …” „… worm gear drives of different sizes and gear ratios. In the tests, ZK-type worm gears with two …”

B. Sievers, M. Berger, J. Hermes Technical guideline for the quality determination of bronze S. 479-490

„… pitting resistance is specified for CuSn12-C-GZ. A nominal shear stress approach is used to calculate the …” „… for shear stress at tooth root FG is determined based on the shear endurance strength FlimT …” „… according to [8]. The shear endurance strength as a function of the worm wheel material can be determined …”

L. Gondecki, M. Weibring, P. Tenberge Simulation and test method for the lubricant’s influence on the wear and fatigue mechanisms on tooth flanks S. 29-40

„… Simulation and test method for the lubricant’s influence on the wear and fatigue mechanisms on …” „… calculation method for each individual lubricant. An experimental test method is introduced in which the …” „… criterion defines the product of the sliding path and the friction shear stress as the main driver for …”

T. Jurkschat, T. Lohner, K. Stahl Improved calculation method for load-dependent gear losses S. 893-904

„… at the FZG efficiency test rig and FZG Bearing power loss test rig have been carried out (Jurkschat …” „… experimental investigations at the FZG efficiency test rig. Test gears with a variation of different helix …” „… from separate measurements at the FZG bearing power loss test rig. Results of this study are used to …”

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

„… information about the correct lubrication of all the components unless with expensive tests. In the past, the …” „… simulation of a simple test case which geometry was that of a back-to-back test bench was reduced by 93.5 …” „… back-to-back test rig as shown in figure 1. Fig. 1: example of mesh generation (extrusion) In order to …”

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

„… 3996 [1] is based on shear stresses. Another algorithm [2] is based on von-Mises equivalent stresses …” „… (Figure 6, central column). The optimal mesh discretization were figured out by convergence tests and set …” „… out in material tests, mentioned below. Worm: steel Wormwheel rim: bronze CuSn12Ni …”

D. Ghribi, C. Peyrac, M. Octrue Shot peening of gear tooth flanks: Search for an optimal surface topography against the micropitting S. 153-162

„… micropitting and results of experimental tests (two-disk Rolling-Sliding Contact Fatigue, RSCF, test …” „… development of an interrupted test method to monitor the micropitting progression with the development of a …” „… damage initiates on surface asperity level rather than subsurface localized maximum shear stress (macro …”

A. Kubo Change of gear steel quality as function of globalization – Back ground of the development for high speed automatic hardness tester S. 41-50

„… high speed automatic hardness tester Prof. hc. Dr.-Ing. Aizoh Kubo, Research Institute for …” „… that examination. To find the quality problem of purchased steel, we develop now a new tester for …” „… some steel kinds with this tester are introduced. INTRODUCTION In my job for trouble shooting of …”

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

„… process. The optimization is performed using a genetic algorithm that tests a lot of different gears. The …” „… ) Generalized stress: bending moments (Mx,My)T , twisting moment Mxy and shear stress forces (Qx,Qy)Tooth …” „… transverse shear deformation on the bending of elastic plates. Journal of Applied Mechanics, 12 :69–76, 1945 …”

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

„… factor KHβ and the transverse load factor KHα. The empirical factors Zε and Zβ are derived from tests …” „… with standardized symmetrical test gears. The application of these factors on gears with significantly …” „… comparison with the stress limit derived from tests with standardized test gears, where these stress limits …”

doi.org/10.51202/9783181022948

Teilzugriff

Markieren für den Zitationsdownload

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 92 (2017) Heft 06 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Viet Hung Le, Frank Rackwitz, Stavros Savidis Verformungsakkumulation bei Monopilegründungen in Sand mit Lastrichtungswechseln/Accumulation of monopile deformation in sand due to change in load direction S. 263-270

„… cyclic loading. The cyclic simple shear tests were used to enhance and optimize the HCA- Model for …” „… shear laboratory tests. Again the importance of the choice of the proper soil model in deformation …” „… ° nach 5 000 Zyklen Fig. 4. Cyclic simple shear test with change of polarization of 90° after 5,000 load …”

Martin Classen, Martin Herbrand, Alexander Stark Dübelkennlinien von Verbunddübelleisten mit Stahlversagen/Shear force-slip characteristic of composite dowels with steel failure S. 237-244

„… composite dowels, so that time-consuming and cost-intensive shear tests are required for the …” „… the shear capacity of the connectors but also by the relative displacements (slip) in the composite …” „… shear force-slip behavior of the connectors, the so-called dowel characteristic. Due to the increasing …”

Johannes Berger, Patrick Huber, Jürgen Feix, Johann Kollegger Hochfrequente Ermüdungsversuche zur Schubkraftübertragung in unbewehrten Fugen/High-frequency fatigue tests on the shear strength at the unreinforced interface between concretes cast at different times S. 245-255

„… High-frequency fatigue tests on the shear strength at the unreinforced interface between concretes cast at …” „… Table 2. Interface shear stress: Test series 1 vfat,max Dvfat VK 1 und VK 3 Keine …” „… Ermüdungsversuch: Versuchsserie 2 Table 4. Interface shear stress: Test series 2 vfat,max Dvfat VK 1 0,32 N/mm …”

doi.org/10.37544/0005-6650-2017-06

Kein Zugriff

Markieren für den Zitationsdownload

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 97 (2022) Heft 04 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Kevin Metje, Torsten Leutbecher Zur Querkraftbemessung von Biegeträgern aus stahlfaserverstärktem ultrahochfesten Beton – Teil 2: Datenbankauswertung und Überprüfung des Bemessungsansatzes/Design of ultra-high performance fibre-reinforced concrete girders subjected to shear – Part 2: database evaluation and review of design approach S. 122-130

„… and a database including 185 shear tests. The design approach is based on Eurocode 2 and …” „… load of shear test Vexp for UHPFRC-girders with shear span-to-depth ratio av/d ≥ 2 and a) I-shaped …” „… load of shear test Vexp for UHPFRC-girders with shear span-to-depth ratio av/d < 2 and I-shaped …”

Ilias D. Thanasoulas, Charis J. Gantes Analysis and Design of Steel Arches/Analyse und Bemessung von Stahlbögen S. 91-98

„… number of column tests were conducted un-der the auspices of the European Convention for Constructional …” „… studies incorporating residual stresses and geometric imperfections, calibrated against experimental tests …” „… [9]. In order to determine suitable buckling parameters of steel arches, experimental tests and …”

doi.org/10.37544/0005-6650-2022-04

Kein Zugriff

Markieren für den Zitationsdownload

PIAE Europe 2023

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2418 2023

Treffer in den folgenden Teilen:

F. Groh, R. Apfelbeck, W. v. Gilst, A. Karl Innovative shear panel in plastic for vehicles with shortened battery modules S. 519-532

„… Innovative shear panel in plastic for vehicles with shortened battery modules Dipl.-Ing. F. Groh …” „… and range. In vehicles with a shortened battery variant, a so-called shear panel is required to …” „… connect together the battery module and the vehicle rear end. Here this shear panel makes a decisive …”

W. Hübsch, H. Dannbauer, C. Gaier, S. Fischmeister Development process of short-fiber-reinforced plastic components with regard to structural durability S. 301-320

„… thereforestarts with extensive sample tests with simple loads and different types of stress as well asinfluences …” „… automotive applications, the calculation processand also the correlation with test results are presented …” „… and fatigue tests were carried out on samples and components. Methods based on injection-molding …”

S. Weidmann, T. Hoffmann, M. Duhovic, J. Weber, P. Mitschang Cutting-edge joining processes for TP-FRPC and multi-material structures made of TP-FRPC and metals S. 673-688

„… in-plane shear deformation tests, are carried out at 3 temperatures within the prescribed forming …” „… of these tests are then also carried out to ensure that the correct bending and in-plane shear …” „… energy and is VDI-Berichte Nr. 2418, 2023684also suitable for metals. The results of the lap shear tests …”

G. Gardère, A. Kezmane Composite Material for Automotive Mass Production Applications S. 343-354

„… the laboratory for different conventional tests such as tensile, compression and shear. These tests …” „… requirements on drop tower test and catapulte crash tests. This crashbox can be assembled on an aluminum beam …” „… cost/time developpement of VALEO’s organosheet products. Fig 11: Drop tower crash test comparison between …”

A. Bunjes Systematic investigations into the molecular and material properties of impact-modified PP recyclates for automotive applications S. 601-612

„… processing, shear and thermal forces act on the plastic, which promote the degradation of the molecular …” „… means of important material tests and the usual chemical analysis for an example material. Due to its …” „… compound and processed into A1 test specimens by injection molding. In order to check the influence of the …”

Titelei/Inhaltsverzeichnis S. I-XII

„… Front End, La Verrière, France Test and Simulation/Test und SimulationThe next level of polymer parts …” „… Kunststoffwerke GmbH, Kronach-Neuses Function integration/FunktionsintegrationInnovative shear panel in plastic …”

N. Schlutig Pushing the boundaries of eco-solutions based on recycled polypropylene compounds for contributing to sustainable cars of the future S. 213-228

„… 221plates and cutting some coupons (test bars) with different glass-fiber orientations (see Figure 8 …” „… ). Fig. 8: Layout for the SPCEU material card Once the test bars have been prepared, several …” „… engineering is used on axial, transverse and shear strength using a Kelvin-Voigt model [15]. Fig. 11: The …”

W. Schijve, R. Bhairi, F. Becker, K. Fischer, M. Emonts Multi-material options for future fire and impact resistant battery casings S. 395-412

„… determined. Some surprising results could only be found with the application relevant test methods that were …” „… 38031-2020  Bollard intrusion to the bottom of the car, an OEM specific test  Deflection under own weight …” „… concept designs to comply with:  Bonfire test according GB38031-2020  Thermal runaway according GB …”

doi.org/10.51202/9783181024188

Kein Zugriff

Markieren für den Zitationsdownload

International Conference on Gears 2019

VDI Wissensforum GmbH (Hrsg.)

Reihe: VDI-Berichte

Band 2355 2019

Treffer in den folgenden Teilen:

C. Brecher, C. Lopenhaus, F. Goergen Transfer of the tooth flank stress into an analogy test concept to provoke the damage pattern tooth flank fracture (TFF) S. 25-36

„… between analogy and running tests. The relevant stress components are all normal stresses and the shear …” „… than in the running test. The shear stress sequences at the POI can also be reproduced in the analogy …” „… test, see Fig. 5 right diagram. The amounts of all shear stress components in the analogy test are …”

H.-J. Dennig, S. Monn, A. Vodermayer Thermoplastic high performance composite gears S. 1279-1290

„… static strength. However, the expected performance in the running tests could not be achieved due to …” „… insufficient dimensional accuracy from the CFM process. Comparative tests with GP gears were able to confirm …” „… the expected service life. For example, the tests with a line load of 60 N/mm were terminated after …”

C. Hegger, T. Kruger, J. Maas Two-speed transmission based on energy-efficient MRF-coupling elements and power split mechanism S. 867-876

„… viscosity, resp. shear stress can be changed by various orders of magnitude. In Fig. 1 the functional …” „… principle of the shear mode for the application in rotational MRF-based actuators is depicted. While the …” „… shear gap, compare Fig. 1 a). Fig. 1: Functional principle of the MRF operated in the shear mode …”

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

„… significantly (isoviscous regime). Thus, small shear rates caused by material compliance and small incontact …” „… the dynamic shear modulus of thermoplastics indicates time and temperature varying internal damping …” „… shear stresses as boundary conditions [16]. For details, the reader can refer to Maier et al. [2 …”

H. Linke, R. Hess Tooth root bending capacity – An analysis of stress and strength S. 949-958

„… test gears can be used to define the stress limit for gears having a stress ratio of 1 0. Another case …” „… stress as well but less obvious. During meshing the friction introduces shear stress at the current …” „… was done by comparing test results with the calculated nominal stress. If the geometry of the actual …”

M. Yilmaz, T. Lohner, K. Michaelis, K. Stahl Minimizing gear friction with water-containing gear fluids S. 669-680

„… in this study at a gear efficiency test rig. Supplementary and detailed results can be found in …” „… considered gear efficiency test rig as well as the test gears, operating conditions and lubricants …” „… test rig in back-to-back configuration were conducted to determine the efficiency and temperature …”

M. Solf, C. Lopenhaus, T. Bergs Influence of elastic effects on the grinding force in plunging bevel gear grinding S. 1687-1696

„… course of the cutting force over the infeed, test gears were machined to a specified, variable plunging …” „… project DFG KL 500/187-1 at Scania CV AB in Södertälje, Sweden. All tests were carried out in series …” „… the friction between the rotating grinding wheel and the grinding oil in the contact zone. The shear …”

D. Kurten, A. Kailer Hydrogen embrittlement of oil lubricated contacts S. 681-688

„… are presented. On the one hand these are investigations in a sliding test and on the other hand …” „… rolling bearing tests. By coupling a sliding test with a elecrochemical cell, the release of hydrogen in …” „… tribological contact can be analyzed in situ. The rolling bearings from the rolling tests are subjected to …”

J. Lotz, B. Bouche, R. Thiele Sensorless evaluation of the ideal timing for oil-change S. 1053-1064

„… impurities, such as abrasion, water and dust Polymer chain degradation by compressive and shear stresses …” „… inverter was validated by several test series both in the general test field and in the application test …” „… field of Getriebebau NORD. In the air-conditioned test field, the focus was on validating the …”

C. M. Illenberger, T. Tobie, K. Stahl Flank load carrying capacity of oil-lubricated high performance plastic gears – Analysis of the pitting development in back-to-back tests S. 1379-1390

„… pitting development in back-to-back tests C. M. Illenberger, M.Sc., Dr.-Ing. T. Tobie, Prof. Dr.-Ing. K …” „… back-to-back test rigs with PEEK spur gears show that typical failure modes such as wear and thermal damages …” „… capacity of PEEK. First investigations on PEEK gears in back-to-back tests [6] show a comparatively high …”

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

„… from a gear test rig. The distributions of the first meshing order amplitudes (at different torque …” „… gear contact validation process has been carried out by using data from a gear test rig as shown in …” „… the shaft (pin). Fig. 1: The test rig model is created in Simcenter 3D. The system is driven …”

B. Mahr, A. Pogacnik, A. Langheinrich Derivation of tooth stiffness of asymmetric gears for loaded tooth contact analysis S. 937-948

„… approach of Langheinrich [2] for asymmetric teeth are shown. As a plausibility test root stress and …” „… test such applications [5]. The pressure angle in the normal section of an asymmetric gear is …” „… bending and shear deformation can be calculated as a single-sided fixed elastic beam with an arbitrary …”

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

„… three components; tooth bending & shear (tapered cantilever beam model using Rayleigh-Ritz Method [17 …” „… members respectively. The test gear pair (Table 1) of Boguski and Kahraman [22], with 20 lead and …” „… modeling bending and shear deflections of gear teeth,” Computers & structures, 50(5), 705-713. [18 …”

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

„… approach, the results are validated by friction measurements in a disk-on-disk test rig. With the novel …” „… half-space theory is verified using a disk-on-disk contact geometry, Fig. 5 left. Test and counter shaft have …” „… contact surface of the test shaft is machined by external cylindrical plunge VDI-Berichte Nr. 2355, 2019 …”

doi.org/10.51202/9783181023556

Teilzugriff

Markieren für den Zitationsdownload

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 92 (2017) Heft 11 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Martin Herbrand, Martin Classen, Viviane Adam Querkraftversuche an Spannbetondurchlaufträgern mit Rechteck- und I-Querschnitt/Shear tests on prestressed concrete continuous beams with rectangular and I-shaped cross-sections S. 465-473

„… guidelines for the recalculation of existing bridges. In this paper, shear test on three prestressed concrete …” „… cross-section. Regarding the shear reinforcement ratio, the tests have shown that the shear strength can be …” „… variable strut inclination. Shear tests on prestressed concrete continuous beams with rectangular and …”

Georgios Christou, Martin Herbrand, Maik Kopp, Kevin Wolters, Johannes Schäfer Tragmechanismen neuartiger, kleinskaliger Pin-Verbundmittel/Load carrying mechanisms of novel, small-scale Pin-connectors S. 503-512

„… high-performance shear connectors which have sufficient load bearing and deformation capacity [1]. The use of …” „… applicability of the common shear connectors is due to their dimensions no longer satisfied. The development …” „… of novel, small-scale Pin-connectors allows the transmission of the longitudinal shear forces. Using …”

Roland Maderebner, Ulrich Gerhaher, Michael Flach, Sebastian Hirschmüller Tragverhalten von verschraubten Brettsperrholz Wand-Deckenstößen mit und ohne elastische Zwischenlagen/Load carrying capacity of screwed CLT wall- ceiling joints with and without elastic supports S. 495-502

„… . Versuchsköper Variante V00 und V01 Fig.4. Specimens for the shear tests, V00 and V01 Hauptaufsatz 497 …” „… for the shear tests V01a and V02 Tabelle 4. Beschreibung der geprüften Versuchskörper Table 4 …” „… , Variante V01 Fig.7. Test setup shear test with pre-tensioning force, version V01 Bild 8 …”

Oliver Fischer, Nicholas Schramm, Sebastian Gehrlein Labor- und Feldversuche zur realitätsnahen Beurteilung der Querkrafttragfähigkeit von bestehenden Spannbetonbrücken/Laboratory and field tests for a realistic assessment of the shear capacity of existing prestressed concrete bridges S. 455-463

„… ); shear failure close to intermediate support (test 1, right) Bild 13. Die Substrukturtechnik als …” „… : Bauingenieur 88 (2013), Heft 12, S. 509–517. [7] Herbrand, M.; Classen, M.: Shear Tests on Continuous …” „… sufficient shear capacity. Whereas allowing of reserves in the bearing capacity is reasonable for the design …”

Matthias Müller, Martin Herbrand, Ernst Niederleithinger Monitoring von Querkraftversuchen an Spannbetondurchlaufträgern mit Ultraschall und Codawelleninterferometrie/Monitoring of shear tests on prestressed concrete continuous beams using ultrasound and coda wave interferometry S. 474-481

„… concentrations and crack formation have been de- Monitoring of shear tests on prestressed concrete continuous …” „… , M.: Shear Tests on Continuous Prestressed Concrete Beams with External Prestressing. In: Structural …” „… Träger DLT 1.3 Fig. 5. Sketch of load test setup for girder DLT 1.3 Bild 6. Ausschnitt aus Bild 5 mit …”

doi.org/10.37544/0005-6650-2017-11

Kein Zugriff

Markieren für den Zitationsdownload

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 94 (2019) Heft 06 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Georgios Christou, Kevin Wolters, Yannick Broschart Verbunddübelleisten unter kombinierter Schub-Zug-Beanspruchung im gerissenen Beton/Composite dowels in cracked concrete under combined shear and tensile loads S. 228-236

„… a = 45 ° und Risserzeugung Fig. 5. Test setup of tensile-shear tests with a load application angle …” „… of the tensile-shear tests Versuch IOR-1.1 IOR-1.2 IMR-8.1 IMR-8.3 IOR-3.1 IOR-3.2 IMR-13.1 IMR-13.2 …” „… ] Classen, M.; Hegger, J.: Shear tests on composite dowel rib connectors in cracked concrete. In: ACI …”

Kevin Wolters, Georgios Christou, Markus Feldmann Untersuchungen zum Risswachstum in Verbunddübelleisten/Crack propagation investigations on composite dowels S. 216-227

„… . Fatigue test on a composite girder ½ HEA 800: measurement of crack propagation and redistribution of shear …” „… tooth. Thus, neither the redistribution of shear forces transmitted by dowels in the composite girder …” „… tests. Experimental tests are carried out for the verification of numerical investigations to develop a …”

Yannick Broschart, Wolfgang Kurz, Kevin Wolters, Georgios Christou, Martin Claßen Einflussfaktoren auf das Tragverhalten randnaher Verbunddübelleisten/Influencing parameters on the load-bearing behaviour of composite dowels positioned close to the free surface of concrete slabs S. 199-205

„… M.; Hegger, J.: Shear Tests on Composite Dowel Rib Connectors in Cracked Concrete. In: ACI …” „… conventional shear connectors. Modern concrete Influencing parameters on the load-bearing behaviour of …” „… experimentally by push-out-tests within a joint research project with RWTH Aachen. In the process further …”

Dieter Ungermann, Svenja Holtkamp, Markus Feldmann, Ronny Kühne Ermüdungsfestigkeit feuerverzinkter Verbunddübelleisten/Fatigue strength of hot-dip galvanized composite dowel strips S. 206-215

„… test-setup in servo-hydraulic testing-machine; b) initial crack; c) cracked specimen Hauptaufsatz 209 …” „… a) slip and stress of test-specimen UV2; b) resulting cyclic stiffness; c) measured strains at upper …” „… dowel of the left test-specimen showing first crack as a function of load cycle number; d) FE-model of …”

doi.org/10.37544/0005-6650-2019-06

Kein Zugriff

Markieren für den Zitationsdownload

Bauingenieur

Alle Ausgaben: Bauingenieur

Bauingenieur Jahrgang 95 (2020) Heft 11 ISSN Online: 0005-6650

Treffer in den folgenden Teilen:

Viviane Adam, Martin Herbrand, Josef Hegger Querkrafttragfähigkeit von Brückenträgern aus Spannbeton mit geringen Querkraftbewehrungsgraden/Shear Capacity of Prestressed Concrete Bridge Girders with Small Shear Reinforcement Ratios S. 397-407

„… Querkraftbewehrungsgraden Abb.: entsprechend der angegebenen Literatur Fig. 1. Shear failure of tests on reinforced …” „… Durchlaufträgern aus [15] Table 6. Summary of the investigated parameter and results of the shear tests on …” „… . et al.: ACI-DAfStb Database of Shear Tests on Slender Reinforced Concrete Beams without Stirrups …”

Rudolf Heuer, Andreas Kolbisch, Ali Khazei Study of the Seismic Performance of Composite Shear Walls with Embedded Steel Truss For Use in High-rise Buildings S. S 12-S 21

„… walls under constant axial load and lateral loading. A series of tests, consisting of six shear wall …” „… Seismic Performance of Composite Shear Walls with Embedded Steel Truss For Use in High-rise Buildings …” „… wall and the steel braces encased in the web can increase the shear strength. ESB walls have seen use …”

Nicholas Schramm, Oliver Fischer Zur Anrechenbarkeit von nicht normgemäßen Bügelformen auf die Querkrafttragfähigkeit von Bestandsbrücken/On the creditability of non-standard stirrup types on the shear capacity of existing bridges S. 408-418

„… stirrup types to the shear resistance were developed. The paper summarizes the results of the tests as …” „… at a constant shear reinforcement ratio ρw („R2-R10“ „test specimen with rectangular cross-section …” „… transmissible in crack due to crack friction for a test with low shear reinforcement ratio (here: conventional …”

Viviane Adam, Maike Harter, Josef Hegger, Reinhard Maurer, Günter Alex Rombach, Eva Stakalies, Remus Tecusan, Linda Wentzek, Konrad Zilch Querkrafttragfähigkeit von Stahlbeton- fahrbahnplatten ohne Querkraftbewehrung von Brücken im Bestand unter vorwiegend konzentrierten Radlasten/Shear Capacity of Reinforced Concrete Deck Slabs without Shear Reinforcement of Existing Bridges under Predominantly Concentrated Wheel Loads S. 419-429

„… für die Brückennachrechnung angepasst und wird im Folgenden erläutert. Shear Capacity of Reinforced …” „… Concrete Deck Slabs without Shear Reinforcement of Existing Bridges under Predominantly Concentrated …” „… Wheel Loads A B S T R A C T Shear design of existing bridge deck slabs is not satisfactorily resolved …”

Philipp Gleich, Reinhard Maurer Das Erweiterte Druckbogenmodell für die Nachrechnung von Spannbetonbrücken – Theoretische Hintergründe/Application of the extended arch action model for the reassessment of prestressed concrete bridges S. 430-439

„… t e r a t u r [1] Reineck, K.-H.; Dunkelberg, D. (Hg.): ACI-DAfStb databases 2015 with shear tests …” „… , M.; Classen, M.: Shear tests on continuous prestressed concrete beams with external prestressing. In …” „… shear reinforcement. As part of a research project on behalf of the German Federal Highway Research …”

H. D. B. Aji, M. B. Basnet, Frank Wuttke A numerical study on the influences of underlying soil and backfill characteristics on the dynamic behaviour of typical integral bridges S. S 2-S 11

„… showed that mode shapes, natural frequencies, ultimate base shear strength and peak displacement were …” „… longitudinal and shear wave velocities. The boundary Γf is the free-surface of ΩBEM whilst the Γi is the …” „… .; Nisar, A.: Dynamic tests and seismic excitation of a bridge structure. In: Proceedings of the 4th U.S …”

doi.org/10.37544/0005-6650-2020-11

Kein Zugriff

Markieren für den Zitationsdownload

Ergebnisse (201)