4IYER R R, GROSSMANN I E. Optimal multiperiod operational planning for utility systems[J]. Computers & Chemical Engineering, 1997, 21(8): 787-800.
5HUI C W, NATORI Y mixed-integer programming utility system model [J].application using technique: A multi-period Computers & Chemical Engineering, 1996, 20(Supplement 2): 1577-1582.
6STROUVALIS A M, HECKL I, FRIEDLER F, et ai. An accelerated Branch-and-Bound algorithm for assignment problems of utility systems[J]. Computers and Chemical Engineering, 2002, 26(4-5): 617-630.
7CHANG C T, HWANG J R. Multiobjective programming approach to waste minimization in the utility systems of chemical processes [J]. Chemical Engineering Science, 1996, 51(16): 3951-3965.
8FRANCISCO O A P, MATOS H A. Multiperiod synthesis and operational planning of utility systems with environmental concerns [ J ]. Computers and Chemical Engineering, 2004, 28(5): 745-753.
9IYER R R, GROSSMANN I E. Synthesis and operational planning of utility systems for multiperiod operation [J]. Computers & Chemical Engineering, 1998, 22(7-8):979-993.
10KENNEDY J, EBERHART R. Particle swarm optimization[C]//Proc IEEE International Conference on Naural Networks, Ⅳ. Piseataway, USA: IEEE Service Center, 1995:1942-1948.
