نتایج جستجو برای: bulb globe temperature wbgt
تعداد نتایج: 494133 فیلتر نتایج به سال:
This observational pilot study was carried out at three sugarcane companies in Costa Rica. Its main objective was to determine the potential for heat stress conditions for workers in one sugarcane-growing region in Costa Rica during the maintenance (non-harvest) period.Wet bulb globe temperature (WBGT) variables were measured with a heat stress meter and threshold value limits and the Sweat Rat...
Background and aims: Health hazards under heat stress conditions are well known and many industrial workers expose to heat stressful environments. Protection of the health of workers with suitable productivity is very important the idea requires adoption of a heat stress index that is both reliable and easy to use. Recent studies have found that Thermal Work Limit (TWL) performs better than W...
background: the workers who are working in the open and warm environments are at risk of health effects of climate and heat changes. it is expected that the risk is increase with global warming. this study aimed to investigate the changes of wet bulb globe temperature (wbgt) index in the past and to predict their trend of future changes in tehran, capital of iran. methods: the meteorological da...
Abstract. Climate models' outputs are affected by biases that need to be detected and adjusted model climate impacts. Many hazards climate-related impacts associated with the interaction between multiple drivers, i.e. compound events. So far typically assessed based on hazard of interest, it is unclear how much a potential bias in dependence drivers contributes overall interact. Here, copula th...
Introduction: Global warming is likely to affect certain groups such as workers in heat-producing industries. With limited research exploring an important area, this study aimed explore the heat stress vulnerability and adaptive strategies of indoor small-scale factory workers. Methods: This was a cross-sectional mixed-method approach used. The setting units. quantitative component included env...
Introduction: Workers in open pit mines are frequently exposed to extreme heat stress during hot seasons. Several indices including Modified Discomfort Index (MDI) are used to evaluate the heat stress. The aim of this study was to evaluate the MDI and to investigate its relationship with ISO 7243 standard (Wet Bulb Globe Temperature index, WBGT) and physiological parameters of workers in an ope...
BACKGROUND The present study aimed at demonstrating the heat stress situation (distribution and intensity) based on a standard and common heat stress index, Wet Bulb Globe Temperature (WBGT), during hot seasons and interpret the obtained results considering global warming and rising temperature in different parts of the country based on climate changes studied in Iran. METHODS Heat stress ass...
The hygienic norms for microclimate are often neglected. The purpose of the study was to assess stress in workers exposed to overheat in the hot period of the year. The microclimate components and wet bulb globe temperature (WBGT) were measured in two units: glass manufacturing unit and iron foundry. Stress was estimated in 15 males, exposed to heat and in a control group of 15 men from each un...
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...
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