نتایج جستجو برای: welder exposure
تعداد نتایج: 307463 فیلتر نتایج به سال:
This paper presents the results from characterizing and predicting the release of droplets of metal from a welder. The welding process joins two pieces of metal into one by making a joint between them. An arcing current melts the tip of a wire, forming a metal droplet that elongates until it releases. The goal is to predict the moment when a droplet will release, which can improve the quality o...
Introduction: Heat stress in workplaces cause multiple problems such as thermal stresses, thermal discomfort and in more severe cases may lead to accidents and diseases related to excessive heat. The aim of this study was to evaluate heat stress adopting WBGT Index in some small enterprise in Qom city and also to examine the relationship between WBGT and physiological indices. . Material and M...
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