2 research outputs found
Evaluation of Traffic Noise
Diplomová práce se zabĂ˝vá problematikou dopravnĂho hluku, jeho měřenĂm a vyhodnocovánĂm. Teoretická část se soustĹ™eÄŹuje jednak na základnĂ informace o akustice, ale takĂ© popisuje a analyzuje zdroje hluku na styku pneumatika/vozovka. Dále se zabĂ˝vá protihlukovĂ˝mi kryty a metodami pro měřenĂ dopravnĂho hluku. Praktická část obsahuje popisy, vĂ˝sledky a zhodnocenĂ realizovanĂ˝ch měřenĂ hluku metodami CPX a SPB.This thesis deals with issue of traffic noise, its measurement and data evaluation. Theoretic part of my work concretes basic information about acoustics and also describes and analyzes traffic noise sources of tire/pavement. Next part deals with quite pavement and with measurement methods of traffic noise. Practical part of my thesis contains description, results and evaluation of realized measurement with methods CPX and SPB.
Evaluation of pavement surface noise reductions
CĂlem bakalářskĂ© práce je seznámit se s problematikou protihlukovĂ˝ch povrchĹŻ vozovek, analyzovat zdroje hluku pĹ™i interakci pneumatiky s vozovkou, seznámit se s principy protihlukovĂ˝ch kobercĹŻ a jejich vlastnostmi. SoučástĂ práce je takĂ© celkovĂ© shrnutĂ metod pouĹľĂvanĂ˝ch pro měřenĂ hluku z rozhranĂ pneumatika/vozovka a vyhodnocenĂ nÄ›kterĂ˝ch dosud provedenĂ˝ch měřenĂ na realizovanĂ˝ch ĂşsecĂch s protihlukovĂ˝mi kryty. HlavnĂm cĂlem je vyhodnocenĂ měřenĂ v ZádveĹ™icĂch u ZlĂna.The aim of the bachelor´s thesis is to make an introduction to quiet pavements, analyzing the sources of tire/pavement noise, study the principles of this pavement and summarize their properties. This thesis deals with method of measurement tire/pavement noise and evaluate the concrete measurements. The main aim of the thesis is to evaluate measurement in ZádveĹ™ice near ZlĂn.