1–20 of 625 hits
|

    New control methodology for a morphing wing demonstrator

    Tchatchueng Kammegne, Michel Joël / Tondji, Yvan / Botez, Ruxandra Mihaela et al. | SAGE Publications | 2018
    paper, a new control methodology is presented for a morphing wing demonstrator tested in a subsonic wind tunnel in the open-loop configuration ...

    Experimental Validation of the Active Noise Control Methodology Based on Difference Potentials

    Lim, H. / Utyuzhnikov, S. V. / Lam, Y. W. et al. | AIAA | 2009
    Keywords: Active Control

    Experimental validation of the active noise control methodology based on difference potentials

    Lim, H. / Utyuzhnikov, S.V. / Lam, Y.W. et al. | Tema Archive | 2009
    To achieve active noise cancellation over a large area, it is often necessary to get a measure of the physical properties of the noise ...
    Keywords: Schallschutz

    Flight-Path Management/Control Methodology to Reduce Helicopter BladeVortex Interaction Noise

    Fredric H. Schmitz / Gaurav Gopalan / Ben Wel-C. Sim | AIAA | 2002

    New Vibration Control Methodology in Engine Mount System for Low-Fuel Consumption Engines

    Kondo, Masahiko / Sato, Yusuke | SAE Technical Papers | 2013
    300Hz to 1000Hz noise to the body. To suppress the increased vibration due to resonance of added mass, a control force which is proportional to ...
    Keywords: Noise

    Two-degree-of-freedom Controller Design for Uncertain Processes Using Input/output Linearization Control Technique

    Free access
    Sukkarnkha, Pisit / Panjapornpon, Chanin | BASE | 2011
    controller designed is designed by high-gain technique. The advantage of two-degree-of-freedom control structure is that setpoint tracking and load ...
    Publisher: Department of Chemical Engineering, Universitas Gadjah Mada , Universitas Gadjah Mada Online Journals
    Keywords: Two-degree-of-freedom control , Control of uncertain process

    Bioinspired Trailing-Edge Noise Control

    Clark, Ian A | Online Contents | 2017
    Strategies for trailing-edge noise control have been inspired by the downy canopy that covers the surface of exposed flight feathers of ...
    Keywords: Aerospace engineering , Noise control

    Airfoil–Vortex Interaction Noise Control Mechanism Based on Active Flap Control

    Hu, Zhiyuan / Xu, Guohua / Shi, Yongjie et al. | ASCE | 2021

    Blade-vortex interaction (BVI) noise is a significant source of rotor noise. In recent years, active flap control

     ...

    Source Mechanisms and Control Methods for Aerodynamic Noise

    Liu, Yu / Geyer, Thomas F. / Lu, Zhenbo | ASCE | 2021

    Active control of marine noise using the sound intensity technique

    Weyna, S. / Wessex Institute of Technology| Technical University of Szczecin / Faculty of Maritime Technology | British Library Conference Proceedings | 1995

    Research on prediction and control method of car exterior noise

    Chen, Shuming / Wang, Dengfeng / Qu, Xing et al. | Tema Archive | 2012
    prediction method proposed in this paper can realise prediction and control to car exterior noise at car R&D stage before the physical prototype ...
    Keywords: Schallschutz

    Prediction and control of the structure-borne noise of a vehicle based on an optimization technique of the vehicle-body model

    Xu, Meng / Zhang, Jun-hong / Lin, Jie-wei et al. | SAGE Publications | 2015
    of the interior structure-borne noise of the hatchback car. The predicted results of the sound pressure level show good agreement with the ...
    Keywords: Noise control

    Prediction method for tire air-pumping noise using a hybrid technique

    Kim, Sungtae / Jeong, Wontae / Park, Yonghwan et al. | Tema Archive | 2006
    Air-pumping noise from a car tire is investigated with a hybrid technique composed of three stages: (1) small-scale air-pumping noise ...

    Numerical Methodology for Optimization of Compression-Ignited Engines Considering Combustion Noise Control

    Broatch, Alberto / Gomez-Soriano, Josep / Pal, Pinaki et al. | SAE Technical Papers | 2018
    drivability. One of the critical aspects in this regard is combustion noise control. Combustion noise accounts for about 40 percent of the overall ...

    Effects of Low-Frequency Noise in Crossflow Transition Control

    Guo, Zhengfei / Kloker, Markus J. | AIAA | 2019

    Direct numerical simulations were performed to investigate crossflow transition control by the three-dimensional steady upstream flow

     ...