December 2016
Process Engineering and Optimization
Causes and mitigation of thermal bowing in process piping design
The authors encountered pipe thermal bowing problems in recently executed projects. These practical problems are discussed in three case studies, after a brief description of the thermal bowing concept and common reasons for the occurrence of this phenomenon.
The Authors
Pradeep P. Darji is a Group Leader for the piping stress group at L&T- Chiyoda Ltd. India. He holds an MS degree in mechanical engineering from the University of Pune. Mr. Darji has more than 18 yr of experience in piping stress analysis and piping troubleshooting for refineries and petrochemical plants.
N. Chaube graduated with a degree in mechanical engineering from Birla Institute of Technology, Mesra, India, in 1987. He has over 27 years of experience in oil, gas and other process industries, having worked with leading engineering and consultancy firms through MECON Ltd. and L&T-Chiyoda Ltd. During his job tenure, Mr. Chaube has been involved in working with different standards of major companies, including Shell Global, Technip, Fluor, EIL, ADCO and ARAMCO. He has worked in various capacities in design, including the troubleshooting of major industrial plants. At present, he serves as the head of plant and piping at L&T Chiyoda Ltd., Baroda, India.
Comments