Operations Research Transactions ›› 2022, Vol. 26 ›› Issue (3): 75-91.doi: 10.15960/j.cnki.issn.1007-6093.2022.03.006

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Sharing bicycle relocating with minimum carbon emission

Bing SU1, Wyatt CARLSON2, Jiabin FAN2, Arthur GAO2, Yanjun SHAO1, Guohui LIN2,*()   

  1. 1. School of Economics and Management, Xi'an Technological University, Xi'an 710021, Shaanxi, China
    2. Department of Computing Science, University of Alberta, Edmonton, T6G 2E8 Alberta, Canada
  • Received:2022-01-08 Online:2022-09-15 Published:2022-09-07
  • Contact: Guohui LIN E-mail:guohui@ualberta.ca
  • About author:LIN Guohui, E-mail: guohui@ualberta.ca
  • Supported by:
    National Social Science Foundation of China(20XGL023)

Abstract:

We formulate the sharing bicycle relocating practice as a novel optimization problem, which can be regarded as a variant of the classic TSP problem while its objective function is no longer the length of the Hamiltonian tour but the carbon emission. A well-adopted carbon emission formula that is the product of the load of the vehicle and the travel distance is employed and we propose two heuristic algorithms Greedy and TSP-based, inside both of which we set the priority to reduce the load of the vehicle for minimizing carbon emission. The feasibility of both algorithms is proven and numerical experiments are conducted to validate their performance empirically. The promise of Greedy over TSP-based algorithm is shown to the sharing bicycle companies for their daily dispatching practice.

Key words: sharing bicycle, carbon emission, integer quadratic program, traveling salesman problem, heuristics, Cplex

CLC Number: