نتایج جستجو برای: industrial noise

تعداد نتایج: 339217  

2012

Industrial noise induced hearing loss is an increasingly prevalent disorder that is the result of exposure to high intensity sounds, especially over a long period of time.Noises of industry can cause partial deafness, interference with communication by speech and annoy. These undesirable effects are best avoided by reducing the noise to acceptable levels. Several investigations on industrial no...

ژورنال: طب کار 2016
سلطانی گردفرامرزی, رضیه, فضلی, بابک, منظم, محمد رضا, نورانی, مرضیه,

Introduction: Noise is one of the most important physical agents in the workplace which causes numerous effects on physical and mental health. Hence its elimination or control is necessary in noisy industrial workplaces. Saab dyamples device is one of the most important sources of noise in the sub line in  granite industry. Thus, this study intended to reduce noise using enclosure method i...

2012
Madbuli H. Noweir

Noise presents health and social problems in industrial operations, and is mainly related to machinery used in the industries. The present study was conducted in the different utilities industries in Jeddah Industrial Estate (JIE), in order to assess the magnitude of the problem of industrial noise exposure there in an endeavor to propose remedial controls to the problem. Noise was measured in ...

A Khavanin , A Soleimanian , F Nadri, Z Mazaheri ,

Background: Noise as a most common harmful physical agent in workplaces has some effects on the exposed persons such as hearing threshold reduction, increasing blood pressure, and interference with the speech. The adverse side-effect of noise is one of the scientific areas that have seldom been considered by researchers. The aim of this study was to investigate the effects of occupational noise...

Journal: :iranian journal of public health 0
noraita tahir syed mohamed aljunid jamal hisham hashim jaseema begum

background: noise induced hearing loss (nihl) is the highest reported occupational disease among industrial workers but there is scarcity of data on disease burden in malaysia. this study estimated the risks and burden of nihl in manufacturing industries in malaysia. methods: this cross-sectional industrial survey was conducted by interviewing osh practitioners at 26 industries categorized as f...

Journal: :international journal of occupational hygiene 0
mohsen aliabadi department of occupational hygiene, faculty of public health, hamadan university of medical sciences, hamadan, iran. rostam golmohammadi department of occupational hygiene, faculty of public health and center for health researches, hamadan university of medical sciences, hamadan, iran. abdolreza ohadi department of mechanical engineering, amirkabir university of technology, tehran, iran.

sound power is considered as an excellent measure for evaluating the efficiency of noise controls as well as for comparing noise sources in workrooms. this parameter can be determined by sound pressure or intensity based methods in real conditions of workrooms. this paper aims empirically to compare these in situ methods in relation to a typical industrial machine located in workroom in terms o...

Journal: :The Journal of the Acoustical Society of America 1978

Introduction; controlling noise pollution in an indoor environment has always been faced with administrative and financial constraints. Prioritizing in a scientific manner is a useful approach in dealing with such problems. The aim of the present study was to determine the noise control prioritizing index (NCPI) in various units from a tire manufacturing company.   Methods; the sound pre...

Journal: :Occupational and Environmental Medicine 1958

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