Sivasankaran - Welding Expert - Raja Colony, Tiruchirappalli, Tamil Nadu, India

Manoharan Sivasankaran

Raja Colony, Tiruchirappalli, Tamil Nadu, India


I have joined Welding Research Institute, Bharat Heavy Electricals Limited, Tiruchirappalli, as Engineer Trainee on 22-01-1977. I have been working with the Institute as a Welding Expert from 1977 till 10-07-2011. Have carried out extensive research in various welding processes like arc welding, GTAW, GMAW, FSAW, Resistance Welding, Electron Beam Welding, Laser Welding etc. Published more than 85 Technical articles in various journals and conferences in welding. Carried out Ph.D in Electrical Power Supplies for Welding. Trained in various welding institutes in France, SLV, Germany, Japan and Paton Welding Institute, Ukraine. Knowledgeable in Selection of welding processes, equipments, Operation and maintenance of various special purpose welding equipments for mass production and special applications. Can train welding engineers, inspectors, supervisors and welders in various welding processes and inspection. Organized number of welding conferences like SOJOM and International Welding Conferences and Welding exhibitions in India at various places like, Delhi, Mumbai, Hyderabad, Chennai and Tiruchirappalli.
Joined Cethar Limited during 15-7-2011 and working till date with Cethar Limited. At Cethar Limited, carried out Erection and commissioning of 2x135MW Power Plant. Presently working in Marketing for Cethar Limted.


Welding Expert


I have worked at Welding Research Institute, BHEL, Tiruchirappalli-620014, India from Jan 1977 to 10-7-2011. I have joined as Engineer and came out as Additional General Manager, Welding research Institute. I have the following skills in welding:
1. Teaching of welding Processes, Methods, Quality, Equipments, Safety etc.
2. Training in Welding for welders, engineers, supervisors and inspectors.
3. Expert in various types of arc welding processes, resistance welding processes and Beam welding technologies.
4. Published 85 technical articles in various journals and conferences.
5. Filed 5 patents
6. Guided 2 candidates in Ph.D in the field of welding. Can guide doctoral work in welding.
7.Guided many UG and PG projects in welding. Guide any student project in welding
8. Established MIAB welding for High Pressure Boiler Tubes. Technology from, PWI, Ukraine
9. Established evaluation of welding power sources, a methodology for the industries.
10. Established Electron beam welding of Aluminum alloys-AA2219, 100mm thick at Welding Research Institute, BHEL.

Work History

Vice President

Cethar Limted, Tiruchy

From July 2011

Vice President, Marketing, Cethar Limited.

Additional General Manager

Welding Research Institute, BHEL, Tiruchy, India

January 1977 - July 2011

1977 - 1982 - Development Engineer
1982 - 1985 - Senior Development Engineer
1985 - 1990 - Deputy Manager
1990 - 1995 - Manager
1995 - 1999 - Senior Manager
1999 - 2005 - Deputy General Manager
2005 - 2007 - Senior Deputy General Manager
2007 - 2011- Additional General Manager


Evaluation of Arc welding power sources

Developed a Welding Power Source Evaluation system with which, we can get comparative evaluation of welding power power supplies. welding electrodes, welder skill and welding parameters. This is a computerised system with which equipments, consumables and welders can be graded based on quality of performance.

Qualifications & Certifications

Ph.D (Electrical Engineering)

Regional Engineering College, Tiruchy

ME High Voltage Engineering

College of Engineering, Guindy, Anna University

BE Electrical and Electronics

Alagappa College of Engineering and Technology, Karaikudi, Madurai University, India

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