1. Faculty of Mechanical and Electrical Engineering University of Southern Queensland Springfield Central QLD 4300 Australia
2. Department of Mechanical Engineering University of Birmingham Birmingham B15 2TT UK
3. Oxacus Ltd Dorchester‐on‐Thames Dorchester OX10 7HN UK
4. Faculty of Engineering University of New South Wales Sydney New South Wales 2052 Australia
5. College of Engineering & Physical Sciences School of Engineering University of Birmingham Birmingham B15 2TT UK