1. Institute of Mechanical, Process and Energy Engineering (IMPEE), School of Engineering and Physical Sciences, Heriot-Watt University, Edinburgh EH14 4AS, UK
2. Department of Hydraulics and Sanitation, São Carlos School of Engineering, University of São Paulo (USP), São Carlos 13566-590, SP, Brazil
3. Department of Civil and Environmental Engineering, Imperial College London, South Kensington Campus, London SW7 2AZ, UK