Essays about: "thesis on noise level measurement"

Showing result 1 - 5 of 32 essays containing the words thesis on noise level measurement.

  1. 1. Experimental Study of Installation Effects on Cooling Fan Noise

    University essay from KTH/Marcus Wallenberg Laboratoriet MWL

    Author : Yu-Yu Lu; [2021]
    Keywords : Electric vehicles; Cooling fan noise; Installation effects; Free-space measurement; Wall-mounted measurement; In-vehicle measurement; Spectral decomposition method; Tonality; Broadband noise level.;

    Abstract : Owing to the ever-changing developments of battery and electric powertrain, vehicle electrification is the trend in the future. Without the presence of a combustion engine, masking effect from it reduces and noises from other components become perceivable. Among all, the cooling fan is one of the major noise sources. READ MORE

  2. 2. Feasibility of Dynamic SPECT-Renography with Automated Evaluation Using a Deep Neural Network

    University essay from Lunds universitet/Sjukhusfysikerutbildningen

    Author : Viktor Rogowski; [2021]
    Keywords : Medicine and Health Sciences;

    Abstract : Introduction: Renography is a standard diagnostic examination that evaluates renal function, renal pelvic dilatation and urinary obstruction. Renography is performed by injecting a radiopharmaceutical (predominately 99mTc-MAG3) and using gamma camera to image the biodistribution in a dynamic sequence. READ MORE

  3. 3. Acoustic Impact of working from home

    University essay from Lunds universitet/Institutionen för byggvetenskaper; Lunds universitet/Teknisk akustik

    Author : Christoffer Larm; [2021]
    Keywords : Distance working; Office acoustics; Indoor sound environment; Noise annoyance; Technology and Engineering;

    Abstract : The outbreak of Covid-19 has resulted in major changes on office work. Many office workers have been almost exclusively working from home for the past year, which has led to different advantages and obstacles for the workers. READ MORE

  4. 4. Evaluation of outdoor environment in preschools using the soundscape approach

    University essay from Lunds universitet/Institutionen för byggvetenskaper; Lunds universitet/Teknisk akustik

    Author : Semir Caban; [2020]
    Keywords : Soundscape; statistical analysis; psychoacoustics; outdoor sound environment; sound environment in preschools.; Technology and Engineering;

    Abstract : Exposure to high levels of noise may affect a person’s health and behavior. A lot of education in Swedish preschool occurs outdoor, which makes having good sound environment important for the children and the teachers. READ MORE

  5. 5. Permanenta klätterväxlar – en undersökning : Denna rapport innehåller intervjuer, litteraturstudie samt en fältundersökning med ljudnivåmätning

    University essay from KTH/Byggteknik och design

    Author : Goran KLENCOVLJEVIC; MD Shuvo Khan; [2020]
    Keywords : Railway switch; flange bearing technology; sound level measurement; noise interference;

    Abstract : Swedish railway network is old, it is in need for maintenance and there is an ever-increasing volume oftraffic on todays railroads. Special trackwork component has taken increased abuse, leading to a stop intrain traffic and many delays occur, especially during the winter season. READ MORE