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1–20 von 173 Ergebnissen
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    Measuring, Mapping, and Evaluating Daytime Traffic Noise Levels at Urban Road Intersections in Doha, Qatar

    Freier Zugriff
    Khadija Abdur-Rouf / Khaled Shaaban | DOAJ | 2022
    Schlagwörter: noise assessment , noise pollution , noise standards , road noise , noise environment

    ANALYSIS OF MEASURED ROAD AND RAILWAY TRAFFIC NOISE LEVELS WITH NOISE MAPPING AND PROPOSED ACTIVITIES

    Freier Zugriff
    Nusret Imamović / Zijad Selimović / Haris Puščul et al. | DOAJ | 2022
    Schlagwörter: noise , road traffic noise , noise measuring devices , noise map

    Main fan noise mitigation technologies in turbofan engines

    Freier Zugriff
    Fathollah Ommi / Mohammadreza Azimi | DOAJ | 2014
    Schlagwörter: aircraft noise , engine noise , fan noise , fan noise mitigation

    Technologies for jet noise reduction in turbofan engines

    Freier Zugriff
    Mofid Gorji-Bandpy / Mohammadreza Azimi | DOAJ | 2012
    Schlagwörter: noise reduction , engine noise , jet noise

    Noise Impact Assessment of UAS Operation in Urbanised Areas: Field Measurements and a Simulation

    Freier Zugriff
    Filip Škultéty / Erik Bujna / Michal Janovec et al. | DOAJ | 2023
    Schlagwörter: UAS noise measurement , noise emission characteristics , noise modelling , noise simulation

    Impact of Aircraft Noise on Communities Near Belgrade Airport

    Freier Zugriff
    Emir Ganić / Jurica Ivošević / Bojana Mirković | DOAJ | 2021
    Schlagwörter: aircraft external noise , noise measurement , noise monitoring , noise abatement procedures

    Treatment of road traffic noise in EU countries with a focus on Directive 2002/49/EC

    Freier Zugriff
    Adnan Omerhodžić / Samir Džaferović | DOAJ | 2021
    Schlagwörter: Road Traffic Noise , Noise pollution , Noise monitoring

    Review of Research Results Concerning the Modelling of Shipping Noise

    Freier Zugriff
    Yan Xiaowei / Song Hao / Peng Zilong et al. | DOAJ | 2021
    Schlagwörter: shipping noise , noise source level model , ocean ambient noise

    Evaluation of the influence of the number of blades and diameter on propeller noise

    Freier Zugriff
    P. A. Moshkov / V. F. Samokhin | DOAJ | 2016
    Schlagwörter: propeller noise , light aircraft noise , aircraft community noise

    Noise assesment and mitigation schemes for Estonian airports

    Freier Zugriff
    Signe Vanker / Mart Enneveer / Imre Rammul | DOAJ | 2009
    Schlagwörter: airport noise , noise measurements , noise monitoring , noise level

    Modeling the dependence of the noise level on the speed of vehicles

    Freier Zugriff
    Abdikhalilov Fitrat Abdikhalil ugli / Khotamov Asadulla Toshtemirovich / Buranov Samandar Bakhtiyarovich | DOAJ | 2023
    Schlagwörter: traffic noise , noise level , noise equivalence level , permissible noise level

    Road surface influence on electric vehicle noise emission at urban speed

    Freier Zugriff
    Cesbron Julien / Bianchetti Simon / Pallas Marie-Agnès et al. | DOAJ | 2021
    Schlagwörter: tyre/road noise , controlled pass-by noise , urban road traffic noise

    Factors Affecting Traffic Noise and Annoyance from Different Types of Roads: A Case Study in Nakorn Pathom Province, Thailand

    Freier Zugriff
    Nattawat Siwapathomchai / Natnaree Aimyong / Withida Patthanaissaranukool et al. | DOAJ | 2023
    Schlagwörter: noise impact , noise sensitivity , road traffic noise

    Аналіз критеріїв та стратегій, що використовуються для моніторингу шуму в аеропортах

    Freier Zugriff
    Olena Konovalova | DOAJ | 2015
    Schlagwörter: environmental noise criteria , noise monitoring at airports , noise mitigation strategies

    Occupational Noise Exposure Evaluation in Drivers of Bus Transportation of Tehran City

    Freier Zugriff
    H Ebrahimi / A Rahimi Foroushani / M Monazam Esmaeelpour et al. | DOAJ | 2009
    Schlagwörter: Noise , Noise pollution , Occupational noise

    2-D noise maps for tier-2 city urban Indian roads

    Freier Zugriff
    Sonaviya Dipeshkumar R. / Tandel Bhaven N. | DOAJ | 2019
    Schlagwörter: noise mapping , road traffic noise

    Empirical metod of predicting aviation piston engine noise

    Freier Zugriff
    P. A. Moshkov | DOAJ | 2016
    Schlagwörter: aviation engine noise , propeller power plant noise , environmental aircraft noise

    Railway noise reduction by the application of CHFC material on the rail

    Freier Zugriff
    Brigita ALTENBAHER / Darja GOLTNIK / Bojan ROSI | DOAJ | 2015
    Schlagwörter: noise reduction , anti noise system

    THE STUDY OF METHODS OF REDUCING NOISE FIGURE OF THE RECEIVER IN THE TERAHERTZ RANGE

    Freier Zugriff
    H. A. Avetisyan / M. Ts. Ayvazyan | DOAJ | 2018
    Schlagwörter: noise figure ,  low-noise satellite converter

    Modelling the acoustic signature and noise propagation of high speed railway vehicle

    Freier Zugriff
    Krzysztof Polak / Jarosław Korzeb | DOAJ | 2022
    Schlagwörter: noise emissions , railway noise , environmental noise impact