نتایج جستجو برای: assembly line workers
تعداد نتایج: 642062 فیلتر نتایج به سال:
A field study in an automotive supply industry company was conducted to explore age-differentiated strain of assembly line workers. Subjective and objective data from 23 female workers aged between 27 and 57 years were collected at the workplace belt buckle assembly during morning shifts. Subjects with medication or chronic diseases affecting heart rate and breath rate were excluded. For subjec...
This paper presents a nonlinear mixed-integer programming model to minimize the stoppage cost of mixed-model assembly lines. Nowadays, most manufacturing firms employ this type of line due to the increasing varieties of products in their attempts to quickly respond to diversified customer demands. Advancement of new technologies, competitiveness, diversification of products, and large customer ...
This research addresses the mixed-model assembly line (MMAL) by considering various constraints. In MMALs, several types of products which their similarity is so high are made on an assembly line. As a consequence, it is possible to assemble and make several types of products simultaneously without spending any additional time. The proposed multi-objective model considers the balancing and sequ...
background carpal tunnel syndrome (cts) is common in the industrial setting. however,there is a controversy about the sole role of occupational ergonomic hazards in cts. conclusions although this article had limitations, our findings suggest that the level of occupational exposure is an indicator of cts development. objectives this study was conducted among assembling workers of a detergent fac...
Abstract Background: Musculoskeletal disorders (MSDs) are caused by chronic and long-term exposure to ergonomic factors or by an acute injury. MSDs are the most important cause of work hour loss and medical costs in the workplace. In this study, ergonomic risk factors and frequency of MSDs of workers of an agricultural equipment-manufacturing plant were evaluated. Methods: In a cross-sectiona...
Background: Work-related musculoskeletal disorders occur predominantly in the upper limbs and cause disability. When is it comes to the perception of people as for their abilities, Questionnaires are useful and valuable tools. Questionnaires can be used to measure the symptoms of disease and disability. We decided to evaluate correlation result of NORDIC questionnaire (wrist & hand) with DASH q...
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