1. Department of Building Services Engineering; The Hong Kong Polytechnic University; Hong Kong SAR China
2. Université de Toulouse; UPS, INSA, LMDC; 135 Avenue de Rangueil 31077 Toulouse France
3. Department of Mechanical Engineering and Materials Science; Duke University; Durham NC 27708-0300 USA
4. Department of Architecture and Built Environment; University of Nottingham Ningbo China; 199 Taikang East Road Ningbo 315100 China