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VDI Wissensforum GmbH - Fahrzeugsicherheit

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VDI Wissensforum GmbH (Hrsg.)

Fahrzeugsicherheit

Reihe: VDI-Berichte

Band 2426 2023

Treffer in den folgenden Teilen:

F. Neumann, L. Rieger, C. Vieler, S. Schilling, A. Soni, B. Eickhoff, B. Pipkorn, M. Morlock Sensitivitätsanalyse der anthropometrischen Wirbelsäulenpositionen bezüglich Frakturrisiken in Komfortsitzpositionen in frontalen Crashsituationen S. 249-268

„… positions, higher compression and flexion forces act on the lumbar spine (LS) in crash situations compared …” „… in reclined seating position. Magnetic resonance imaging (MRI) data of 10 subjects in a reclined …” „… , compared to literature data and clustered utilizing the k-means algorithm. This resulted in two groups …”

A. Eggers, M. Schießler, J. Ott, M. Lebarbé, F. López Valdésc Manuel Valdano, P. Petit, W. Marshall, P. Lemmen, M. Östling, M. Masuda, O. Richard, P. Beillas The ENOP project (Enable New Occupant Seating Positions) S. 159-176

„… the ENOP project is to generate biomechanical reference data that can be used for validation of HBMs …” „… further investigation. Some relevant biomechanical reference data, which is needed for this, has become …” „… to the non-conventional positions, more PMHS test data is needed. ENOP aims to address these gaps by …”

T. Herwig, M. Sprenger, C. Fischer, L. Kübler Advanced Seat Belt Actuator Technology enabling next Level Occupant Safety S. 15-36

„… by a smart usage of data and decisions derived from sensors focusing on crash and occupant …” „… by crash and occupant situation occurrence data as well as by FEA based injury risks. The …” „… generate an indication of the occurrence for specific crash situations a GIDAS data analysis was performed …”

doi.org/10.51202/9783181024263

Aron Sommer - Backprojection Autofocus of Large Ships with Arbitrary Motion for Synthetic Aperture Radar

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Aron Sommer

Backprojection Autofocus of Large Ships with Arbitrary Motion for Synthetic Aperture Radar

Reihe: Informatik/ Kommunikation

Band 867 2020

Treffer in den folgenden Teilen:

Basics of Backprojection Image Reconstruction S. 13-39

„… compression applied to the received data leads to the range profile. The range profile describes how strong …” „… , the reader should know how radar data is mathematically described and how a sharp radar image is …” „… reconstructed from data using the backprojection autofocus technique by Ash [Ash12]. We begin this chapter with …”

Introduction S. 1-12

„… compression to the received data yields a range profile. The direction along line-of-sight is called range …” „… wave measured at one aperture position is called received data. Applying the principle of range …” „… . provide two-dimensional radar data instead of one-dimensional distance measurements from standard radar …”

doi.org/10.51202/9783186867100

VDI Wissensforum GmbH - Plastics in Automotive Engineering 2016

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VDI Wissensforum GmbH (Hrsg.)

Plastics in Automotive Engineering 2016

Reihe: VDI-Berichte

Band 4343 2016

Treffer in den folgenden Teilen:

F. Schumann, R. Ankele, F. Jürgens, H-J. Endres The innovative hybrid fleece molding (HFM) concept as a sustainable alternative in direct comparison with the door panel for the Volvo XC90 S. 213-224

„… compression molding and injection molding, thereby creating sustainable, lightweight and rigid beam …” „… natural-fiber carrier component which during compression molding is simultaneously back-injected with plastic …” „… and this is advantageously carried out simultaneously with a first compression operation. This …”

J. J. Laux, H. Moore, J. Ingram, J. Kowalski Class A Compression-Molded Carbon-Fiber Hood – Development and production of the Cadillac ATS-V and CTS-V Hood S. 59-66

„… Class A Compression-Molded Carbon-Fiber Hood Development and production of the Cadillac ATS-V …” „… outcome of this development of compression-molded Class A parts, GM nominated Magna Exteriors for the …” „… out-of-autoclave Class A carbon-fiber epoxy composite that was produced by compression molding a unidirectional …”

E. Glas, L. Greve, O. Steiln, J. Čopík, R. Flögel Simulation of plastics in crash conditions at Volkswagen – Requirements relating to safety-relevant plastic components S. 119-130

„… • Tension-compression flow asymmetry ignored • Failure as a function of the load state reproduced inadequately …” „… continuously expanded. A summary of the plasticity model taking into account tension-compression flow …” „… data for dynamically stressed components. To successfully tackle the major job of characterizing the …”

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

„… enabled optimization of property data for the finite element simulation used to define the layout of the …” „… or aluminium honeycombs, were not satisfactory due to the high initiation level and low compression …” „… indicated. Even if the generic material data were well-known, the effects of specific design and component …”

doi.org/10.51202/9783182443438

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VDI Wissensforum GmbH (Hrsg.)

Fahrzeugsicherheit

Reihe: VDI-Berichte

Band 2364 2019

Treffer in den folgenden Teilen:

D. Tran, J. Holtz, G. Müller, S. Müller A study of the effect of reclined seatback on the occupant kinematics in an autonomous emergency braking using a MADYMO active human body model S. 245-276

„… survey on the traffic crashes from 1995- 2005 in United State using data from the Crash Injury Research …” „… and Engineering Network (CIREN) and the National Automotive Sampling System Crashworthiness Data …” „… alternative positions during some emergency maneuvers to provide the data set to the manufacturers will be …”

T. Matsushita, A. Jansson, A. Vishwanatha Novel restraint system for highly automated vehicles (HAV) evaluated in frontal impact S. 115-130

„… values of Fzc: +4200N (tension), -6400N (compression); Myc, +88.1Nm (flexion), and -117Nm (extension …” „… which reflected physical testing data. Each property is shown in Fig. 3. VDI-Berichte Nr. 2364, 2019118 …” „… axial spine force and leads to spine compression. However, we did not measure the spine force, so we …”

P. Luttenberger, C. Leo, M. Schachner, W. Sinz, G. A. D’Addetta, H. Freienstein, M. Wolkenstein The individual safety of a car seat as a central element of autonomous driving – A comprehensive study of ATDs and human body models based on a generic modelling approach of the passenger compartment S. 61-80

„… ] NECK:injury:Neck_Compression:[-3.2, -4.0, -4.8] NECK:injury:NIJ:[0.8, 1.0, 1.2] NECK:injury:Ext_bending_mom_max:[-42.0, -49.5 …” „… test data and comparison to the Hybrid III in low-velocity rear end impacts“, Association for the …” „… engineering network data”, Accident Analysis & Prevention, 35: 201–210, (2003). [28] Oestling M …”

doi.org/10.51202/9783181023648

VDI Wissensforum GmbH - International Conference on Gears 2022

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VDI Wissensforum GmbH (Hrsg.)

International Conference on Gears 2022

Reihe: VDI-Berichte

Band 2389 2022

Treffer in den folgenden Teilen:

B. van Wissen, M. Kanters, F. Mitsuzuka, K. Iwanaga, M. Meuwissen, A. Hasanovic Predicting static and fatigue performance of fiber reinforced plastic gears S. 1083-1098

„… , validated on an experimental case study. Static torque-to-failure data and long-term durability data of …” „… so, stress-strain data measured on injection molded ISO 527-1A tensile bars is used and converted …” „… stress-strain data measured at specimens with various average fiber orientations. The specimens are milled from …”

J.-A. Meis, M. Walkowiak Influence of case hardness depth on tooth interior fatigue fracture S. 863-874

„… guarantied. It can be seen that the increase in CHD creates lower surface compression stresses and at the …” „… same time the compression stresses keep acting into higher depths. Due to the necessity of an …” „… data. Figure 7 gives an overview on the influence of the CHD on the interior fatigue strength of this …”

U. Kissling Generation of a torque spectrum from measured torque-speed-time data S. 533-544

„… Generation of a torque spectrum from measured torque-speed-time data Dr. Ulrich Kissling …” „… transmission and storing of such data become less expensive, the tendency to measure torque/speed on gear …” „… drives is growing. Based on such data the service intervals can be adapted due to the analysis of the …”

P. Tenberge, R. Uelpenich, P. Dong, R. He Very fast tooth root optimization – general tool geometry for much smaller tooth root stresses S. 457-468

„… larger deviations from these gear data, however, the real maximum tooth root stresses may well deviate …” „… calculated in this way are bigger than the nominal stresses deriving from compression, bending and shearing …” „… the tooth root stresses of 6 toothings a) to e), all essentially based on the same gear data. The …”

H.-J. Dennig, L. Zumofen, A. Kirchheim, S. Winterberg, D. Stierli Increasing the safety against scuffing of additive manufactured gear wheels by internal cooling channels S. 1345-1364

„… toughness. With a tensile strength of 1250 MPa and a tensile/compression fatigue strength of 500 MPa …” „… numerous data sheets and standards for the conventional production of quenched and tempered 30CrNiMo8 steel …” „… grinding machine Tooth correction none VDI-Berichte Nr. 2389, 20221354 Fig. 6: Technical data of the FZG …”

P. Mahendra Rao, S. Foletti, L. Bonaiti, C. Gorla, S. Beretta, F. Concli Mode III threshold under rolling contact fatigue and development of a test gearbox for planet gears S. 499-510

„… fatigue tests; tension-compression to obtain ? , and torsion to obtain ? : ? 3 ∙ (4) VDI-Berichte Nr …” „… ° and 45° in Figs. 2, 3 and 4 respectively. The published data has been normalized with respect to the …”

S. A. Bohme, J. Keski-Rahkonen, T. Komssi A standardizable approach to tooth flank fracture S. 371-388

„… the HE-WI criterion. Due to the late transition from compression to tension according toWirth’s …” „… from compression to tension.The failure to predict appropriate utilizations for G1 and G2 and the …” „… Multiaxial Fatigue Strength Criteria on Data Sets of VariousSizes”. In: Metals 12.289 (2022). url …”

A. Sitzmann, T. Tobie, K. Stahl, S. Hoja, S. Schurer Deep nitriding – contact and bending strength of gears with increased nitriding hardening depth S. 875-890

„… The main geometry data of the test gears are shown in Table 1. The experimental investigation of the …” „… , 2022 877Table 1: Main geometry data of the test gears Parameter Symbol Unit Test gear Flank load …” „… test. A possible shrinkage or compression of the existing porous part is not visible on the basis of …”

doi.org/10.51202/9783181023891

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