نتایج جستجو برای: family setup times

تعداد نتایج: 780130  

1995
J.M.J. Schutten S. L. van de Velde

We address the NP-hard problem of scheduling n independent jobs with release dates, due dates, and family setup times on a single machine to minimize the maximum lateness. This problem arises from the constant tug-of-war going on in manufacturing between efficient production and delivery performance, between maximizing machine utilization by batching similar jobs and maximizing customers’ satis...

Journal: :international journal of advanced design and manufacturing technology 0
sahar safaei industrial management department faculty of management and accounting, shahid beheshti university,tehran, iran. reihane naderi industrial management department faculty of economics and management, semnan university, iran. amir sohrabi assistant professor in molecular medicine department of molecular biology, research center of health reference laboratory, ministry of health and medical education,tehran, iran. amin hatami business management department faculty of management and accounting, farabi college, university of tehran, iran

abstract: this paper considers the problem of scheduling n jobs on m unrelated parallel machines with sequence-dependent setup times. to better comply with industrial situations, jobs have varying due dates and ready times and there are some precedence relations between them. furthermore sequence-dependent setup times and anticipatory setups are included in the proposed model. the objective is ...

To increase the production efficiency of a typical turbine blade, it is necessary to change its material and hence its production technology. In this respect and in order to make sure that newmat...

This paper presents a new mathematical model for the problem of scheduling part families and jobs within each part family in a flow line manufacturing cell where the setup times for each family are sequence dependent and it is desired to minimize the maximum completion time of the last job on the last machine (makespan) while processing parts (jobs) in each family together. Gaining an optimal s...

Journal: :Applied sciences 2021

This paper proposes a novel disruptive innovation-like algorithm (DILA) for the problem of scheduling single machine with sequence-dependent family setup times to minimize total tardiness. The proposed is derived from Christensen’s (1997) theory innovation. Based on this theory, DILA proposed, which first generates two initial populations: mainstream market population and emerging population. T...

Journal: :Archives of Control Sciences 2012

Journal: :Journal of the Operations Research Society of Japan 1986

Journal: :European Journal of Operational Research 2021

Abstract Single-machine scheduling where jobs have a penalty for being late or rejected altogether is an important (sub)problem in manufacturing, logistics, and satellite scheduling. It known to be NP-hard the strong sense, there no polynomial-time algorithm that can guarantee constant-factor approximation (unless P=NP). We provide exact fixed-parameter tractable slack maximum number of time wi...

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