Synonyme wurden verwendet für: Operations Research Research
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    Recent Developments on Seeded or Unseeded Transient X-Ray Lasers

    Klisnick, A. / Larroche, O. / Dortan, F. et al. | Springer Verlag | 2009

    Pose Estimation from Circle or Parallel Lines in a Single Image

    Wang, Guanghui / Wu, Q. M. Jonathan / Ji, Zhengqiao | Springer Verlag | 2007
    circle or lines, thus the required conditions are easily satisfied in many scenarios. Extensive experiments are carried out to validate the ...

    The Trouble with 2nd Order Models or How to Generate Stop-and-Go Traffic in a 1st Order Model

    Cordes, Jakob / Schadschneider, Andreas / Tordeux, Antoine | Springer Verlag | 2020

    Research on Dynamic Characteristics of the APM 300 Current Collector

    Wang, Gang / Ren, Lihui / Ji, Yuanjin et al. | Springer Verlag | 2022
    simulation results show that reducing the shoe mass or increasing the stiffness of the restoring tension spring can decrease the shoe-rail contact ...

    Quarter Car Test Rig for Extended Dynamics Research in Laboratory Conditions

    Žuraulis, Vidas / Kilikevičius, Artūras | Springer Verlag | 2020

    In the research of vehicle dynamics various specialized test rigs are designed for specific elements or systems

     ...

    Shift2Rail Research Project DESTINATE Interior Railway Noise Prediction Based on OTPA

    Isert, Nathan / Martner, Otto | Springer Verlag | 2021
    the concept or (re-)design phase for a train, both costs and benefits must be accessible to take informed decisions. Various prediction ...

    Predicting Vibration in University of Washington Research Facilities up to 500 m from a Light Rail Tunnel

    Saurenman, Hugh / Della Neve Longo, Roberto / Nelson, James Tuman | Springer Verlag | 2021
    University of Washington (UW) Seattle campus and extends northward through the campus in twin-bore tunnels. The tunnels pass 24 UW research ...

    Eliminating Blur in Small Unmanned Aircraft Imaging Systems

    Swetich, Weston J. / Semke, William H. | Springer Verlag | 2017
    not only reduces the vibration levels, but also greatly prolongs the effective use of imaging or robotic systems. Typically, most of the power ...
    Schlagwörter: Robotic operations

    Sound field control in the automotive environment

    Cheer, Jordan / Elliott, Stephen J. / Jung, Woomin | Springer Verlag | 2019
    electroacoustic transducers [1]. This encompasses spatial audio reproduction [2], zonal sound control [3], active absorption or reflection of sound [4 ...

    Analysis of Pedestrian Motion Using Voronoi Diagrams in Complex Geometries

    Chraibi, Mohcine / Steffen, Bernhard / Tordeux, Antoine | Springer Verlag | 2020
    calculations are needed for more complicated geometries where there are several obstacles or corners. In addition, partially empty spaces also require ...

    Paris-Gare-de-Lyon’s DNA: Analysis of Passengers’ Behaviors Through Wi-Fi Access Points

    Yoshimura, Yuji / de la Torre - Arenas, Irene / Park, Shinkyu et al. | Springer Verlag | 2020
    alignment methods were first introduced to analyze DNA or RNA strings of information in molecular biology. One of their significant aspects is their ...

    NVH development strategies for suspensions – challenges and chances by autonomous driving

    Schilp, Andreas / Bathelt, Hartmut | Springer Verlag | 2019
    Zusammenfassung The safety aspects of autonomous driving, the limiting risks of complex situations or ...

    How to Change the Value of Social Force Model’s Relaxation Time Parameter with Desired Speed Such that Bottleneck Flow Remains Unchanged

    Kretz, Tobias | Springer Verlag | 2020
    ModelSocial Force Model or one of its variants one may commonly be faced with the situation to have ...

    Robustness Analysis of Car-Following Models for Full Speed Range ACC Systems

    Tordeux, Antoine / Lebacque, Jean-Patrick / Lassarre, Sylvain | Springer Verlag | 2020
    , heterogeneity, or kinetic constraints operating in the dynamics at the lower control level. The results highlight that many factors can perturb or even ...

    Effects of MoS2-Based Biodegradable Cutting Fluids in MQL During Turning of Stainless Steel

    Patil, N. R. / Waghole, D. R. / Bewoor, A. K. | Springer Verlag | 2022
    interface, during machining operations. Conventionally applied cutting fluids are mineral-based oils, which pose grave environmental and health ...

    A framework for the sensitivity analysis of transfer paths combining contribution analysis and response modification analysis

    Arsić, Dejan / Pohl, Matthias | Springer Verlag | 2019
    R&D or production process, and are fully integrated into the processes at most automotive OEMs. The overall goal is to fulfil predefined ...

    Noise radiated by electric motors – simulation process and overview of the optimization approaches

    Dupont, Jean-Baptiste / Saucy, Henri | Springer Verlag | 2019
    directly transferred to these new vehicles, either hybrid or electric. Therefore, it is necessary to build a new expertise and new tools in order ...

    Set Voronoi Tessellation for Particulate Systems in Two Dimensions

    Völkel, Simeon / Huang, Kai | Springer Verlag | 2020
    , from astronomy to urban planning. For particulate systems in real life, such as a pile of sand or a crowd of pedestrians, the realization of ...

    Diagnostics and reparation of customers’ NVH complaints – a strategy of a carmaker

    Gavric, Léon / Peronnet, Cyril / Catusseau, Guillaume | Springer Verlag | 2019
    identify the defective part to be repaired or replaced on a vehicle using the customers’ complaints as input”. This is not an easy task when noise ...

    Control of the Reattachment Length of a Transonic 2D Backward-Facing Step Flow

    Bolgar, Istvan / Scharnowski, Sven / Kähler, Christian J. | Springer Verlag | 2016
    layer, especially originating from a geometric discontinuity, similar to a BFS. For this reason the aim of the current research focuses on ...

    Performance Comparison of a Vertical Axis Wind Turbine Using Commercial and Open Source Computational Fluid Dynamics Based Codes

    Asim, Taimoor / Mishra, Rakesh / Kaysthagir, Sree Nirjhor et al. | Springer Verlag | 2016
    researchers to develop an Open Source CFD code, commonly known as Open Field Operation and Manipulation, or OpenFOAM. The development of OpenFOAM has ...

    Acoustic source detection for climate systems via computational fluid dynamics for improved cabin comfort

    Biermann, Jan / Neuhierl, Barbara / Mann, Adrien et al. | Springer Verlag | 2019
    blowers, mixing unit, ducts or registers ...

    The noise reduction potential of lightweight acoustic metamaterials – a numerical and experimental study

    Schrader, Peter / Duvigneau, Fabian / Rottengruber, Hermann et al. | Springer Verlag | 2019
    levels of the pass-by-noise of cars in the next years. An option to reduce the noise radiated from the engine is the application of a full or a ...

    Powertrain mounting systems for electric vehicles

    Roth, David / Ehrt, T. / Bultel, C. et al. | Springer Verlag | 2019
    constantly being further developed and optimized. Even in the case of increasing demands, such as through downsizing, downspeeding, or lightweight ...

    State-of-the-art digital road noise cancellation by Harman

    Zafeiropoulos, Nikos / Zollner, Jürgen / Rajan, Vasudev Kandade | Springer Verlag | 2019
    placement of these sensors has been based either on random optimisation methods or on a rule of thumb that at least 3-6 reference signals per wheel ...

    Measurement of Transfer Matrices of Polyurethane Foam Materials for Sound Absorption and Transmission Loss Applications

    Brennan, Mark / Boonen, Rene / Dossi, Martino et al. | Springer Verlag | 2020
    measurement technique, based on an impedance tube, where the four pole parameters, or transfer matrices, can be obtained for these materials. A ...

    How to avoid annoying rolling bearing noises

    Geffroy, Cédric / Grillenberger, Hannes / Mohr, Carsten | Springer Verlag | 2019
    powertrain. Besides downsizing, high ratio spreads, or hybrid technologies for example, the number of rolling bearings is increasing. Their benefit ...

    Vibration Reduction for Camera Systems Onboard Small Unmanned Aircraft

    Semke, William H. | Springer Verlag | 2019
    aircraft system (sUAS) is presented. The use of sUAS or drones for image collection is becoming ever more popular for hobbyists, as well as in ...

    Entropy, Field Theory and Pedestrian Dynamics: Prediction and Forensics

    Méndez Omaña, José | Springer Verlag | 2020

    Méndez Omaña, JoséThe aim of this paper is to develop a path or trajectory

     ...

    Advanced NVH Measurement Data Processing of Electric Motors under Electromagnetic Excitations

    Degrendele, K. / Devillers, E. / Le Besnerais, J. | Springer Verlag | 2020
    -excited NVH root cause. They are based either on “spatiogram” or on flux sensor waveform post processing. “Spatiogram” relies on the Discrete ...

    Spatially Dependent Friction—A Way of Adjusting Bottleneck Flow in Cellular Models

    Hrabák, Pavel / Gašpar, František | Springer Verlag | 2020
    bottleneck according to the observed or estimated value without necessity to change the global parameters. Such method enables to model flow through ...

    Target Setting for Vibration Transmission Through Driveline Components Based on On-Vehicle and On-Bench Evaluation

    Bergen, Bart / Chavan, Jaysing Ashwin / Van De Rostyne, Kris | Springer Verlag | 2020
    on a test bench (or from an isolated component model). The correlation between on-vehicle and on-bench evaluation is reported, including an ...

    Importance of the evaluation of structure-borne NVH performance for lightweight trim design

    Courtois, Théophane / Seppi, Marco / Ronzio, Francesca et al. | Springer Verlag | 2019
    frequencies by means of added stiffness and/or damping. This is driving to favour stiffer, thus heavier porous decouplers. In this paper, we first of ...

    Extended Longitudinal Motion Planning for Autonomous Vehicles on Highways Including Lane Changing Prediction

    Khelfa, Basma / Tordeux, Antoine | Springer Verlag | 2020
    vehicle insertion, or reducing temporally the time gap in case of overtaking. We analyse empirically the lane changes in a trajectory database and ...

    1 dB per Floor? How Does Noise and Vibration Propagate in High-Rise Buildings Near Railway Lines?

    Anderson, Dave / Shimada, Sav / Hanson, David | Springer Verlag | 2021

    This paper examines how vibration from rail operations propagates through high-rise buildings. Results are

     ...

    Gender Profiling of Pedestrian Dyads

    Yücel, Zeynep / Zanlungo, Francesco / Kanda, Takayuki | Springer Verlag | 2020
    in recent decades. Various empirical studies have proven that gender has a significant relation to drivers’, cyclists’ or pedestrians ...

    Railway Noise Mitigation Framework in Europe: Combining Policies with the Concerns of the Railways

    Oertli, Jakob | Springer Verlag | 2021
    means of transport and must be promoted, if climate goals are to be achieved. It is therefore important that railway noise research resources ...
    Schlagwörter: Railway noise research

    High Speed Train Noise Effects on Wildlife and Domestic Livestock

    Hanson, C. E. | Springer Verlag | 2008
    brings the potential for high-speed train operations in rural and wilderness areas. Noise from high-speed train pass-bys in rural and wilderness ...

    Enhanced lightweight NVH solution based on vibro-acoustic metamaterials

    Claeys, C. / Deckers, E. / Pluymers, Bert et al. | Springer Verlag | 2019
    achieved through a variety of designs or production processes, depending on the application, and can offer technological benefits such as possible ...

    Effect of Buoyancy on the Instability of Light Jets and Plumes

    Chakravarthy, Ravilla Vamsi Krishna / Lesshafft, Lutz / Huerre, Patrick | Springer Verlag | 2016
    corresponding to the value for pure helium injected into air. At large Froude number (or small Richardson number), the dynamics of the flow are shown to ...

    Parametric Analysis of an Automotive Wheel Arch Acoustic Treatment

    Baudson, Romain / Lafont, Thibault / Balaramraja, Viswesh Sujjur et al. | Springer Verlag | 2020
    before. To be able to decrease the emitted noise level while meeting other constraints such as weight, space or sound quality, the OEM’s and ...

    Pass-by noise synthesis from frequency domain exterior acoustic simulations

    Talbot, Alexis / Lielens, Gregory | Springer Verlag | 2019
    reduce the emitted noise from vehicles. To be able to decrease the emitted noise level while meeting other constraints such as weight, space or ...

    Using 3-Dimensional Transfer Path Analysis to Predict the In-vehicle Electrical Power Steering Noise Performance from Wheel-to-Wheel Rig Measurements

    Massoud, Charbel / Kandinov, Yuriy | Springer Verlag | 2020
    is critical that predictive methods are used. This can be done with a proper vehicle acoustic model being provided either by the OEM or by ...

    Vortex Rings Formed Behind a Free-Flight Butterfly and Their Dynamic Behaviors

    Fuchiwaki, Masaki / Tanaka, Kazuhiro | Springer Verlag | 2016
    strong even after two or three wing chord lengths. That is, the vortex rings grow over time and spread gradually in the transverse direction. The ...

    Flow and Heat Transfer of Petal Shaped Double Tube—Effects of Pipe Geometry

    Shakouchi, Toshihiko / Ozawa, Ryosuke / Iwasaki, Fumi et al. | Springer Verlag | 2016
    transfer efficiency of petal-shaped double tubes with a large wetted perimeter or heat transfer area. Moreover, the influence of the number of ...

    Investigation of Electromagnetic Effect of Lightning on Aircraft by Finite Element Method

    Memis, Semen / Kalenderli, Ozcan / Altay, Ozkan | Springer Verlag | 2023

    Lightning is a rapidly developing discharge event in the atmosphere between clouds, between clouds and earth or

     ...

    Review of Atomic Oxygen Testing and Protection Methods in China

    Tong, Jingyu / Liu, Xiangpeng / Jiang, Haifu et al. | Springer Verlag | 2017
    Abstract The developments in research conducted in China on atomic oxygen simulators, simulated space ...

    The Study of the Effects of VUV/UV Radiation on the Thermal Control Coatings

    Wu, Lingnan / Zhang, Yuzhi / Meng, Jia et al. | Springer Verlag | 2017
    Abstract In recent years, extensive research has been conducted on long-term reliability of thermal ...

    Penetration by a Negatively Buoyant Vortex Ring

    Naitoh, Takashi / Okura, Nobuyuki / Tanaka, Tomomi et al. | Springer Verlag | 2016
    conditions of buoyant vortex rings to be turbulent or laminar are also examined, since the characteristic features of buoyant turbulent vortex rings ...

    Loss Reduction of the Flow in the Reducing Elbow Duct by Using Weir Shaped Small Obstacle

    Ando, Toshitake / Shakouchi, Toshihiko / Hanai, Atsushi et al. | Springer Verlag | 2016
    ∘ bend or elbow pipe/duct which has smaller outlet than inlet. This type of element is frequently used in the industrial facilities. After the ...