Browsing by Author "Li, Zixiang"
Now showing items 1-12 of 12
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2D Nesting and scheduling in metal additive manufacturing
Küçükkoç, İbrahim; Li, Zixiang; Li, Qiang (Springer, 2021)Additive manufacturing (or 3D printing) is considered to be the future of manufacturing. Flexibility, accuracy, rapidness, cost efficiency and lightness are among the advantages those additive manufacturing provides. ... -
Balancing of mixed-model two-sided assembly lines with underground workstations: A mathematical model and ant colony optimization algorithm
Küçükkoç, İbrahim; Li, Zixiang; Karaoğlan, Aslan Deniz; Zhang, David Z. (Elsevier Science, 2018)Mixed-model assembly lines allow the production of different product variants in mass quantities on the same assembly line. In studies addressing mixed-model assembly with two-sided lines, assembly line (work)stations are ... -
Branch, bound and remember algorithm for two-sided assembly line balancing problem
Li, Zixiang; Küçükkoç, İbrahim; Zhang, Zikai (Elsevier, 2020)This research presents a new branch, bound and remember (BBR) algorithm to minimize the number of mated-stations in two-sided assembly lines. The proposed methodology modifies the Hoffman heuristic to achieve high-quality ... -
Branch, bound and remember algorithm for U-shaped assembly line balancing problem
Li, Zixiang; Küçükkoç, İbrahim; Zhang, Zikai (Pergamon-Elsevier Science Ltd., 2018)This research develops a branch, bound and remember algorithm to address U-shaped assembly line balancing problem. This method proposes a cyclic best-first search strategy which uses memory to preserve searched sub-problems ... -
A comparative study of exact methods for the simple assembly line balancing problem
Li, Zixiang; Küçükkoç, İbrahim; Tang, Qiuhua (Springer, 2020)Exact methods have shown advanced and promising performance in solving the simple assembly line balancing problem, known as NP-hard. This research investigates the impact of various structural parameters on the performance ... -
Comprehensive review and evaluation of heuristics and meta-heuristics for two-sided assembly line balancing problem
Li, Zixiang; Küçükkoc, İbrahim; Nilakantan, J. Mukund (Pergamon-Elsevier Science Ltd, 2017)This paper presents a comprehensive review and evaluation of heuristics and meta-heuristics for the twosided assembly line balancing problem. Though a few reviews have been presented, some latest methods are not included ... -
Enhanced branch-bound-remember and iterative beam search algorithms for type II assembly line balancing problem
Li, Zixiang; Küçükkoç, İbrahim; Tang, Qiuhua (Pergamon-Elsevier Science Ltd, 2021)This study presents an enhanced iterative branch, bound and remember (IBBRe) algorithm as an exact method and an enhanced iterative beam search (IBSe) approach as a heuristic method to tackle the type II assembly line ... -
A fast branch, bound and remember algorithm for disassembly line balancing problem
Li, Zixiang; Çil, Zeynel Abidin; Mete, Süleyman; Küçükkoç, İbrahim (Taylor & Francis Ltd, 2019)In recent years, the interests of disassembly line have increased owing to economic reasons and the increase of environmental awareness. Effective line can provide many advantages in terms of economic aspect and it facilitates ... -
Iterated local search method and mathematical model for sequence-dependent u-shaped disassembly line balancing problem
Li, Zixiang; Küçükkoç, İbrahim; Zhang, Zikai (Pergamon-Elsevier Science LTD, 2019)Disassembly lines play an important role in disassembling end-of-life products and retrieving the valuable components. Sequence-dependent time increments are inevitable due to the interactions between two tasks in some ... -
Models and two-phase bee algorithms for multi-objective U-shaped disassembly line balancing problem
Li, Zixiang; Küçükkoç, İbrahim; Tang, Qiuhua (Springer, 2021)Disassembly is the frst and vital step in recycling and remanufacturing end-oflife products. Disassembly lines are utilized frequently due to high productivity and suitability. This research studies the disassembly line ... -
New MILP model and station-oriented ant colony optimization algorithm for balancing U-type assembly lines
Li, Zixiang; Küçükkoç, İbrahim; Tang, Qiuhua (Pergamon-Elsevier Science Ltd, 2017)U-type assembly lines are extensively applied in modern manufacturing systems for higher flexibility and productivity. This research presents a new mixed-integer linear programming model to minimize the number of stations, ... -
Type‑E disassembly line balancing problem with multi‑manned workstations
Küçükkoç, İbrahim; Li, Zixiang; Li, Yuchen (Springer, 2020)Recovering the end-of-life (EOL) products helps companies reduce the purchasing cost for goods and materials that can be removed from EOL products and reused. This also contributes to the efforts aiming at reducing the ...
