نتایج جستجو برای: wbgt index

تعداد نتایج: 396212  

2018
A. Virgílio M. OLIVEIRA Adélio R. GASPAR António M. RAIMUNDO Divo A. QUINTELA

The objective of the present contribution is to assess the exposure to hot thermal environments in the Portuguese glass industry. For this purpose a field survey was carried out and the measurements took place in industrial units - five industries and nineteen workplaces were considered-so all the results are based on real working conditions. In order to assess the level of heat exposure the We...

2013
Hiva Azmoon Habibollah Dehghan Jafar Akbari Shiva Souri

UNLABELLED Environmental conditions such as lighting and thermal comfort are influencing factors on sleep quality and visual tiredness. The purpose of this study was the determination of the relationship between thermal comfort and light intensity with the sleep quality and eye fatigue in shift nurses. METHOD This cross-sectional research was conducted on 82 shift-work personnel of 18 nursing...

ژورنال: سلامت و محیط زیست 2012
حسینی, مصطفی, منظم اسماعیل پور, محمدرضا, نصیری, پروین, همت جو, رسول, پوریعقوب, غلامرضا, گلبابایی, فریده,

MicrosoftInternetExplorer4 Background and Objectives: Heat stress is considered as a serious threat to the health and safety of workers in many industries, including petrochemical and steel. Assessment of the heat stress is important from the disease prevention point of view and also for the safety and performance of workers at workplace. Although there are many indices to evaluate the hea...

ژورنال: سلامت کار ایران 2018

Background and aims: Regarding development of several thermal indices and limitations of these indexes, in this research we were examined the applicability and validity of Modified discomfort index (MDI) in Outdoor occupational environments.  Methods: This cross-sectional study was done on 175 subjects in summer (2016) in 12 mines construction materials of Tehran Province. Environmental...

Journal: :Climate 2023

More than 40 heat indices are being used across the world to quantify outdoor thermal comfort. The selection of an Outdoor Heat Stress Index (OHSI) depends on several parameters, including clothing, age, awareness, local environment, food consumption, human activities, and resources. This study investigates various indicators stress, (i) OHSIs officially stress worldwide, (ii) estimation method...

Journal: :The Annals of occupational hygiene 2007
Veronica S Miller Graham P Bates

BACKGROUND Workers in many industries are exposed to thermally stressful work environments. Protection of the health of workers without unnecessarily compromising productivity requires the adoption of a heat index that is both reliable and easy to use. OBJECTIVES To evaluate the Thermal Work Limit (TWL), in a controlled environment and under field conditions, against these criteria. METHODS...

ژورنال: سلامت کار ایران 2006
حسنی, مجتبی, زمانپرور, علیرضا, علی آبادی, محسن, علیایی, محمد, مهدوی, سکینه , گلمحمدی, رستم,

  Background and aims   Thermal stress is one of the important issues of physical stress in workplaces. Bakery workers that are one of widely population that under occupation heat stress. In this study, heat stress indexes consist of HSI and WBGT in worker positions in total of 88  bakeries in Hamadan city was assessed.   Methods   In this study 88 bakery workplace was considered. Measuring of ...

Journal: :iranian journal of public health 0
farideh golbabaei 1. dept. of occupational health, school of public health, tehran university of medical sciences , tehran, iran. seyyed abolfazl zakerian 1. dept. of occupational health, school of public health, tehran university of medical sciences , tehran, iran. behzad fouladi dehaghi 2. dept. of occupational health, school of public health, ahvaz, jundishapur university of medical sciences , ahvaz, iran. leila ibrahimi ghavamabadi 3. dept. of environmental management, islamic azad university, science and research branch , khuzestan- iran. framarz gharagozlou 1. dept. of occupational health, school of public health, tehran university of medical sciences , tehran, iran. mostafa mirzaei aliabadi 1. dept. of occupational health, school of public health, tehran university of medical sciences , tehran, iran.

the aim of this study was to determine heat stress effect on physical capacity of semi-professional footballers in iran by means of oxygen consumption measurement, heart rate monitoring and wbgt assessment environmental conditions.this study compared two different thermal environmental conditions related to sub-maximal exercise and its effect on human physical capacity. thirty two male football...

Journal: :Journal of Cleaner Production 2021

This paper aims to assess the effects of urbanization on heat stress comparing two neighbourhoods in tropical city Rio de Janeiro, Brazil, that differ terms building density and vegetation cover. The outdoor was evaluated by Wet Bulb-Globe Temperature (WBGT) Index, which considers combined effect air temperature, relative humidity, solar radiation wind speed, during year 2016. urban neighbourho...

Journal: :Journal of the Meteorological Society of Japan 2022

Ultra Violet (UV) parasols are a reasonable countermeasure against heat stress as they portable and inexpensive. This study compared the mitigation effect of UV parasol with that street trees dry-mist spraying on hot humid summer day in Japan. We observed meteorological elements calculated universal thermal climate index (UTCI) wet-bulb globe temperature (WBGT) under parasol, trees, spraying, d...

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