نتایج جستجو برای: assembly line workers
تعداد نتایج: 642062 فیلتر نتایج به سال:
This paper discusses the simulation study carried out for proposing one-piece lean line layout with features of Lean Manufacturing. The lean initiatives that can be addressed are, introducing Kanban replenishment sys-tem, better work-in-process, changing the layout, visual management techniques, standardized work for the re-duction of cycle time, number of workers, number of setups. To improve ...
A “bucket brigade” assembly line is capable of complex new dynamics if workers differ in the speeds at which they walk back to get more work. In this extended model the line is self-balancing if each worker takes work from a colleague who is more slowed by the act of work than he. Under alternative schemes of sharing work the behavior of an assembly line can be chaotic and so effectively indist...
This study presents a reduction of production disturbances of a shoemaking industry through discrete event simulation approach. The study is conducted at Peacock Shoe factory found in Addis Ababa, Ethiopia. This factory faces line balancing problem that becomes production disturbance for its assembly lines. Detail time study is carried out for the selected shoe model using stopwatch. Assembly ...
This paper mathematically analyses the varying magnitude of production loss, which may occur due to idle time (inprocess waiting time and traveling time) on a linear walking worker assembly line. Within this flexible and reconfigurable assembly system, each worker travels down the line carrying out each assembly task at each station; and each worker accomplishes the assembly of a unit from star...
A heuristic method based on simulation and design of experiments for performance improvement of assembly line is presented in this paper. In the proposed method, all effective factors on the performance of an assembly line are specified using the expert's point of view and then a 2k factorial design is used for the selection of the most effective factors. Also a factorial design is applied for ...
Background and aims: Workload can be defined as the operator's required capacity to meet a special level of performance while performing a task. Optimized workload is a point at which any increase or decrease could have negative effects on operator's performance. Therefore, the aim of this study was to assess the workload using subjective and objective methodologies in the assembly lines of a c...
Background and aim: Musculoskeletal disorders in assembly line, is caused by poor physical conditions, repetitive motion, and psychological factors. This study aims to evaluate the workload and its association with the prevalence of wrist disorders were carried out in the assembly workers of a manufacturing industry. Methods: In this cross-sectional study was conducted among 120 female workers...
In an effort to increase a productivity of welding process and to reduce the impact to workers from industrial disaster, the research in the field of welding automation is sharply increasing in shipbuilding industry. DSME had developed and successfully applied a welding robot system for grand assembly line in OKPO shipyard in 1997 and has recently developed multi welding robot system for the su...
Assembly lines are special kinds of production systems which are of great importance in the industrial production of high quantity commodities. In many practical manufacturing systems, configuration of assembly lines is fixed and designing a new line may be incurred huge amount of costs and thereby it is not desirable for practitioners. When some changes related to market demand occur, it is wo...
[naeini1] the current research aims to investigate improvement possibility of iran heavy diesel (desa) company assembly line by simulation. therefore, in addition to reviewing the existing thematic literature in relation to the system, model, simulation, assembly lines and the improvement solutions, as well as studying similar research background and history, the primary model of company assem...
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