1. College of Environmental and Chemical Engineering, Shanghai Engineering Research Center of Energy-Saving in Heat Exchange Systems, Shanghai University of Electric Power, Shanghai 200090, PR China
2. Shanghai Institute of Pollution Control and Ecological Security, Shanghai 200092, P.R. China
3. Department of Safety, Health and Environmental Engineering, National Kaohsiung University of Science and Technology, No. 1, University Rd., Yanchao Dist., Kaohsiung 824, Taiwan, Republic of China
4. School of Environment and Architecture, University of Shanghai for Science and Technology, Shanghai 200093, China