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Menampilkan postingan dari Januari, 2009

SEVEN TOOLS

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Sabtu, 2008 November 29 Assembly line balancing and group working Assembly line balancing and group working: a heuristic procedure for workers' groups operating on the same product and workstation In this paper, we examine an assembly line balancing problem that differs from the conventional one in the sense that there are multi-manned workstations, where workers' groups simultaneously perform different assembly works on the same product and workstation. This situation requires that the product is of sufficient size, as for example in the automotive industry, so that the workers do not block each other during the assembly work. The proposed approach here results in shorter physical line length and production space utilization improvement, because the same number of workers can be allocated to fewer workstations. Moreover, the total effectiveness of the assembly line, in terms of idle time and production output rate, remains the same. A heuristic assembly line balancing procedu

THE FIRST PROJECT

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ALHAMDULILLAH IT IS PROJECT ENGINEERING IN BEKASI WEST JAVA 22-24 JANUARI 2009 Line Balancing in the Real World Emanuel Falkenauer Optimal Design Av. Jeanne 19A boîte 2, B-1050 Brussels, Belgium+32 (0)2 646 10 74 E.Falkenauer@optimaldesign.comAbstract: Line Balancing (LB) is a classic, well-researched OperationsResearch (OR) optimization problem of significant industrial importance. It is one of those problems where domain expertise does not help very much: whatever the number of years spent solving it, one is each time facing an intractable problem with an astronomic number of possible solutions and no real guidance on how to solve it in the best way, unless one postulates that the old way is the best way. Here we explain an apparent paradox: although manyalgorithms have been proposed in the past, and despite the problem’s practical importance, just one commercially available LB software currently appears to be available for application in industries such as automotive. We speculate t