A. Mani is a professor in the Refrigeration and Air-Conditioning Laboratory in the Department of Mechanical Engineering at the Indian Institute of Technology Madras. He obtained his PhD from IIT Madras in 1986. He has undertaken more than 30 sponsored projects and consulting assignments from government organizations and private Ltd. companies. He has been the principal investigator for a number of projects sponsored by various agencies in India and abroad. He has been invited to many academic institutes around the globe for keynote and invited lectures. Professor Mani has published more than 218 research articles in reputed international journals and conferences. He is a reviewer for several international journals. He is a fellow of the Institution of Engineers (India). He is a life member of the Indian Society of Heating, Refrigeration and Air Conditioning Engineers (ISHRAE), Solar Energy Society of India, Indian Desalination Association (InDA), and Indian Society for Heat and Mass Transfer (ISHMT). He is a member of the editorial board of the International Journal of Energy and Environment. Narasimha Reddy Sanikommu is a doctoral research scholar from the Refrigeration and Air Conditioning Laboratory, Department of Mechanical Engineering at the Indian Institute of Technology Madras. His research areas are Vapour Absorption Refrigeration Systems, HVAC, solar energy applications, experimental techniques, and multiphase flow simulations. He has presented his research at national and international conferences and published research articles in reputable international journals.