लेखक: P. A. Lakshminarayanan

P.A. Lakshminarayanan is the Head of R&D at Ashok Leyland in India. He has been the team leader or lead designer of about 10 diesel and CNG engines for different applications. He has guided 2 Ph Ds at IIT Delhi and 4 M.Techs at IIT Madras, and has published 40 papers in ASME, SAE, IMech E, and AVL journals and conferences. Previous appointments include 20 years from Manger to Senior General Manger of R&D at Kirloskar Oil Engines Ltd, over 15 years as a Visiting Lecturer at IIT Madras, and 5 years as a Research Associate to J.C. Dent at Loughborough University of Technology. He is a Fellow of SAE-International. Lakshminarayanan holds a B.Tech, and M.S. and a Ph D from IIT Madras. Nagaaraj S. Nayak is a Professor of Mechanical Engineering based at Sahyadri College of Engg. & Management. Previously, he was a Senior Manager at the R&D department of Kirloskar Oil Engines Ltd for 9 years, and was a Postdoctoral Fellow at University of Wisconsin Madison for 2 years. He has been a team leader for emission upgrades on 3 engines platforms, and performance development of 2 new engine platforms.