VDI Verlag eLibrary

Schwingungen 2023

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2429 2023

Results in this title

A. Balger, O. Zaleski, S. Keuchel Blocked Forces Messungen für die Optimierung von Maschinenschwingungen und Akustik ohne Prototyp S. 71-84

„… Blocked Forces Messungen für die Optimierung von Maschinenschwingungen und Akustik ohne Prototyp …” „… Komponenten hin zu Zielgrößen wie dem Geräusch zu untersuchen. Komponenten-TPA und Blocked Forces erlauben …” „… , weshalb diese als Blocked Forces aus Messungen ermittelt wurden. 1. Grundlagen und Motivation von Blocked …”

Titelei/Inhaltsverzeichnis S. I-X

„… Regensburg;H. Graneß, Technische Hochschule WildauBlocked Forces Messungen für die Optimierung von Maschinen …”

doi.org/10.51202/9783181024294

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International Conference on Gears 2019

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2355 2019

Results in this title

J. Fechler, S. Oberle, M. Knopfle, V. Merz Improvement of the noise and vibration behavior of an electromechanical brake booster – An integral approach S. 1431-1442

„… system and the system is measured on a so called “blocked force test bench” (Fig. 5). This measurement …” „… , blocked forced The iBooster is mounted at a huge blocking mass in this blocked force bench. The mounting …” „… teeth – Z13 vs. Z9 | influence on force Looking at the dynamic forces measured on the blocked force …”

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

„… gearboxes [10 through 12]: • Backlash or no-load play at the gearbox output (blocked gearbox input …” „… , especially with reversing loading directions. • System Stiffness (blocked input) as[TV7] a result of the …” „… (blocked input) is the play under loaded (±3% to ±4% of nominal torque) gearbox output, resulting from a …”

Z. H. Wu, Y. Q. Xu, K. A. Liu The Analysis on Grease Lubrication at Two Tapered Bodies Contact Considering Surface Roughness S. 1223-1236

„… contact [6]. Using the Navier-Stokes equation and continuity equation and neglecting inertia force and …” „… gravity force of lubricant, general form of the Reynolds equation based on the Power-law model for line …” „… contact (h=0), as presented in [22], lubricant flow is blocked by asperities contact and pressure/squeeze …”

doi.org/10.51202/9783181023556

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Drivetrain for Vehicles 2016

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2276 2016

Results in this title

M. Spreckels, U. Christoffer Efficient synchronizer for comfort and performance – increase of manual and dual clutch transmissions S. 207-220

„… synchronizer torque per applied force. Decreasing the cone angle increases the torque capacity, which provides …” „… as a standard system, with the struts pre- engaging the blocker ring. The applied force on the sleeve …” „… getting into contact with the gear. That requires that all acting forces on the friction ring - the …”

D. Engelmann, W. Müller, M. Geimer Project “Line Traction 3” – Mechanical driveline with activewheel hubs S. 731-742

„… only and cannot always provide maximum traction force especially in rough terrain. For this reason …” „… that every wheel reaches its maximum traction force in every situation without inducing tensions in …” „… vehicle is driving straight, the ring gear and the hydrostatic unit remain blocked. In that case, all …”

doi.org/10.51202/9783181022764

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Lärmbekämpfung

Browse Volumes: Lärmbekämpfung

Lärm Volume 17 (2022) Issue 05 ISSN Online: 1863-4672

Results in this title

Thomas Myck Die Zeit ist reif für eine Gesamtlärmbewertung S. 133

„… 17 (2022) NR. 5Seminar: Blocked Forces in der AkustikentwicklungIm Lauf der letzten Jahre rückte der …” „… Begriff „Blocked Forces“ in den Fokus der Akustikent-wicklung. Diese Körperschallgröße unterscheidet sich …” „… GmbHDas Seminar Blocked Forces in der Akustik-entwicklung – Überblick, Grundlagen und Anwendung in der …”

doi.org/10.37544/1863-4672-2022-05

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Dritev 2022

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2401 2022

Results in this title

K. Lee, M. Song, S. Lim Multi-body Dynamics of a Vehicle Axle System Based on a Time-varying Gear Mesh Model for Investigating Hypoid Gear Noise and Vibration S. 185-196

„… vibration with appropriately simplified linear mesh force excitation. This assumption may be reasonable when …” „… contact cell in the mesh coordinate system is , , ,( , , )i mx i my i mz ir r r r , the contact force is …” „… ,m if , and the normal vector is , , , ,( , , )m i mx i my i mz in n n n . The total contact force …”

M. Hein, S. Prinke, A. Damm, P. Fischer Testing of shift elements – Standardized Methods, State of the Art and Future Challenges S. 73-94

„… characteristics, component strength, measured shift forces or in the case of synchronizers by the blocking safety …” „… the sleeve is blocked by the blocker ring as VDI-Berichte Nr. 2401, 202274long as there is a speed …” „… axial force and the torque that must be transmitted. Requirements & Failure mechanisms on shift elements …”

doi.org/10.51202/9783181024010

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Systematic Derivation of Objective Requirements on Vehicle Steering System

Martin Ralf Münster

Series: Verkehrstechnik/Fahrzeugtechnik

Volume 819 2023

Results in this title

Bibliography S. 195-204

„… Using Blocked Forces and Substructuring”. In: Mechanical Systemsand Signal Processing 150 (2021), p …” „… ., Elliott, A. S., and Evans, T. A. “In Situ Measurement of TheBlocked Force of Structure-Borne Sound Sources …” „… Bibliography[120] Sturm, M., Alber, T. H., Moorhouse, A. T., Zabel, D., and Wang, Z. “The In-SituBlocked Force …”

Deriving Requirements on Subsystem Level S. 35-62

„… interface DoF, namely theeffective rack force resulting from both tie-rod forces.In this context, it is the …” „… Matrices:Displacements = f (Forces)thereby input / output mixedTransfer Matrices:Input = f (Output)thereby force …” „… subsystems calculate the responses related to the applied forces:[uauc]=[Y Aaa Y AacY Aca Y Acc] [fafc]→[u1u2 …”

Resulting Subsystem Requirements S. 123-152

„… rack force amplitude of constant 200N. Alternatively, the “blocked”rack force could be used, which is …” „… the followingrelationship between the two forces:F2 =A122,req (F1, F2)A12G,req (F1, a3,max)F1. (6.8 …” „… imbalance-mass values, which would producethe identified wheel forces.However, the algorithm has to cope with the …”

doi.org/10.51202/9783186819123

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Dritev 2023

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2420 2023

Results in this title

C. Mohr Acoustic Optimization of Electric Powertrains from a Vehicle Level Perspective S. 471-XVI

„… state and converted into so-called blocked forces. The special feature of these blocked forc-es lies in …” „… state-ment on the potential effect of occurring electromagnetic forces on structural vibrations had to be …” „… may occur between the electromagnetic force modes and the vibration modes of the structure for various …”

doi.org/10.51202/9783181024201

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LAND.TECHNIK 2020

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2374 2020

Results in this title

M. Nadlinger, J. Karner Investigation of tractor-trailer brake-systems S. 329-334

„… trailer showed that the tractor´s wheels blocked with significant thrust forces in the hitch (Fig. 3 …” „… force onto the tractor´s hitch. This could cause dangerous driving conditions. Currently, there are no …” „… not activated. The drawn vehicle generates push-forces in the drawbar acting onto the tractor which …”

doi.org/10.51202/9783181023747

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Baudynamik 2018

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2321 2018

Results in this title

J. Guggenberger Indirekte Bestimmung dynamischer Kräfte für die Schwingungsprognose – Aufstellung eines historischen Gasmotors im Deutschen Museum in München S. 249-260

„… . Trampus stellt in diesem Zusammenhang die „Blocked Force“ Methode vor [5]. Insbesonders die für die …” „… , „Vibration source characterisation using blocked force method“, Masterarbeit, Universität von Ljubljana, Juni …” „… forces, which are based on simplifying assumptions for practical use. The methods are discussed based on …”

doi.org/10.51202/9783181023211

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SIMVEC Simulation und Erprobung in der Fahrzeugentwicklung 2016

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2279 2016

Results in this title

F. Schneider, V. Saxena, A. Moser System Simulation and Verification of an Innovative Active Torsional Vibrational Absorber for Engine Cylinder Deactivation, Down Speeding & Best Comfort S. 481-490

„… absorber system, achieves this frequency change through the change in the centrifugal force. This papers …” „… temperature and rotational speed i.e. centrifugal force, resulting in an absorber, which is equally effective …” „… address this issue the variable spring absorber system, in its normal state, remains mechanically blocked …”

doi.org/10.51202/9783181022795

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Dritev – Drivetrain For Vehicles 2019

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2354 2019

Results in this title

C. Schoerghuber, I. Müller, H. Wiener Dedicated hybrid transmission for commercial vehicle applications – Mechanical layout, system analysis and simulation of a dedicated hybrid transmission for commercial vehicles S. III-29-III-48

„… consists of a mode selector unit where either the sun gear or the carrier of PG1 can be blocked to the …” „… blocked to the housing of the DHT. As with PG2, PG1 has a fixed ratio between sun and ring gear in …” „… housing, EM1 input shaft is blocked and thus EM1 is not used. In this so-called OD-mode there is a fixed …”

M. Horn, F. Kutter, B. Vahlensieck Advanced development of dedicated hybrid concepts – Systematic search for optimal powertrain concepts S. I-1-I-20

„… force interruption. The phases of such an exemplary electrically supported upshift from ICE speed n to …” „… split mode and also for hybrid vehicle launch. The eCVT mode of Concept A has low traction force and …” „… dog-clutch actuation from inside a shaft because the accessibility is blocked by the coaxial electric …”

doi.org/10.51202/9783181023549

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International Conference on Gears 2023

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2422 2023

Results in this title

I. Gonzalez-Perez, A. Fuentes-Aznar Improvement of the transmission efficiency in electric vehicles by using double staggered helical gears with shortened teeth S. 1083-1090

„… post-processing the obtained results. The first one is based on the use of tangential forces and sliding …” „… reference node defined at the axis of each gear. All the degrees of freedom are blocked at the reference …” „… is blocked again, allowing the load to be applied. VDI-Berichte Nr. 2422, 20231086Fig. 4: Finite …”

I. Gonzalez-Perez, A. Fuentes-Aznar, J. Calvo-Irisarri, N. Bilbao-Handley, X. Lopez-Fuentes, A. Fernandez-Sison Evaluation of the effect of the rim thickness on the root stress cycle of helical planet gears with integrated rollers S. 553-568

„… blocked, allowing the determination of contact and fillet stresses. VDI-Berichte Nr. 2422, 2023560Figure 6 …” „… ) is rotated and blocked for each contact position. Fig. 6: Finite element model of the planet-ring …” „… connector elements is non-linear and is defined using the pairs of values force-displacement illustrated in …”

W. Wagner, S. Schumann, B. Schlecht The relevance of pinion deflection and twisting for loaded tooth contact analysis of high reduction hypoid gears S. 829-838

„… and the local force action direction, respectively surface normals. Consideration of the changed …” „… ", the twisting is blocked. In variant 3 "twisting" the bending is blocked. In variant 4 "free" the …”

doi.org/10.51202/9783181024225

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Dritev – Drivetrain for Vehicles 2020

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 2373 2020

Results in this title

P. Tenberge, A. Alnahlaui E-drive and hybrid-drive with 2 high-speed E-motors and a 2-speed gearbox S. I-233-I-252

„… torques decrease. With the same transferable tangential force in the air gap per air gap surface, these …” „… slightly. The traction force and thus the transferable torque in a traction drive increases with the …” „… one subunit. Fig. 4: Dynamic tooth contact forces and traction forces in a transmission (a) with …”

doi.org/10.51202/9783181023730

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Lärmbekämpfung

Browse Volumes: Lärmbekämpfung

Lärm Volume 15 (2020) Issue 01 ISSN Online: 1863-4672

Results in this title

W. Probst Lärmschutz im Spannungsfeld S. 1

„… . Ein weiterer Ansatz ist die „Blocked-Force TPA“, die für die komponentenorientierte Optimierung und …” „… Signaturprognose, Akustik-Management und akustische Vorhersagen) Blocked- Force TPA . www.mueller-bbm.de 6 …”

doi.org/10.37544/1863-4672-2020-01

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Plastics in Automotive Engineering 2016

VDI Wissensforum GmbH (ed.)

Series: VDI-Berichte

Volume 4343 2016

Results in this title

E. Meurer, M. Hanigk Thermoplastic crash-absorbing elements made from PC/PBT (Makroblend®) as part of the sideprotection concept of the BMW i3 S. 225-238

„… acts as a sup- 227 port bar for the crash honeycombs and leads the remaining forces into the body …” „… process until the honeycomb had completely folded and blocked. The self-stabilization of the linked …” „… behavior. The measured force-displacement diagrams were compared with the results of simulation …”

doi.org/10.51202/9783182443438

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Results (53)

Schwingungen 2023

International Conference on Gears 2019

Drivetrain for Vehicles 2016

Lärmbekämpfung

Dritev 2022

Systematic Derivation of Objective Requirements on Vehicle Steering System

Dritev 2023

LAND.TECHNIK 2020

Baudynamik 2018

SIMVEC Simulation und Erprobung in der Fahrzeugentwicklung 2016

Dritev – Drivetrain For Vehicles 2019

International Conference on Gears 2023

Dritev – Drivetrain for Vehicles 2020

Lärmbekämpfung

Plastics in Automotive Engineering 2016