3SHANG Zhigang,KOKOSSIS A. A system approach to the synthesis and design of flexible site utility system [ J ]. Chemical Engineering Science, 2005, 60 ( 16 ) : 4431- 4451.
4MAVROMATIS S P, KOKOSSIS A C. Conceptual opti- mization of utility networks for operation variables-I. Tar- gets and level optimization [ J ]. Chemical Engineering Sci- ence, 1998, 53(8): 1585-1608.