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Mr R.N. Lal

Shri R.N. Lal has passed out Electrical Engineering from the Institute of Technology, Banaras Hindu University in 1973 and completed his Post Graduation in Control System in 1975 from the same institution. He stood first in graduation, post-graduation and All India U.P.S.C. Engineering Services Examination 1974. He joined Indian Railways in 1975.

He has a valuable experience of 36 years in Railways in the field of administration, maintenance and research & design of electric locomotive, electric multiple units, power supply and traction distribution system. He has spent 12 years in maintenance of the electric locomotive, traction distribution and 14 years in design development of advance technology for electric rolling stock while working in RDSO in different capacities.

While working in RDSO, he was able to publish three papers in International Magazine, viz., International Rail Gazette, International Rail Journal and Institution of Engineering and Technology, U.K. in the field of Porcelain Insulator, Reliability of electronics in propulsion equipment, High Rise Pantograph, Squirrel Cage Traction Motors.

He has visited many countries like, U.K., France, Germany, Switzerland, Sweden, Belgium, Italy, Japan, China, USA and Canada to study of advance technology in the field of rolling stock and electric traction system.

He has an administrative experience of working as an Additional Divisional Railway Manager, Kota and Divisional Railway Manager, Asansol for about 5 years.

He retired from Indian Railways in September 2011, as an Additional Member (Electrical) from Railway Board and is presently working as Adviser (Electrical) to Delhi Metro Rail Corporation since October 2011.
Mr. Lal has been consent to post his articles at Railelectrica.com to benefit its reader.

Selection of Suspension Arrangement of Traction Motors : A Right Approach

By on December 10, 2014
Selection of Suspension Arrangement of Traction Motors : A Right Approach

Abstract Motor suspension arrangement is of paramount importance for the reliability of traction motors. Another vital input for the selection of traction motor for given motor suspension arrangement is its rotational speed. Non-availability of any complied information on the relationship of rotational speed of traction motors and their mounting arrangement makes the jobs of Rolling […]

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Re-engineering of Stators of Three phase Traction Motors type 6FRA 6068 used in WAG9/WAP7 locomotives for Improving their Reliability

By on January 17, 2014
Re-engineering of Stators of Three phase Traction Motors type 6FRA 6068 used in WAG9/WAP7 locomotives for Improving their Reliability

Research By: R.N.Lal, Senior Executive Director Standards, Ganesh , Director Standards Electrical Directorate , Research Design and Standards Organisation , Lucknow Abstract Insulation and brazed joint failures in the stators of three phase traction motors used in electric locomotives on Indian Railways are primarily on account of excessive shock and vibration and unsupported long length […]

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Selection of Suspension Arrangement of Traction Motors : A Right Approach

By on January 13, 2014
Selection of Suspension Arrangement of Traction Motors : A Right Approach

Abstract Motor suspension arrangement is of paramount importance for the reliability of traction motors. Another vital input for the selection of traction motor for given motor suspension arrangement is its rotational speed. Non-availability of any complied information on the relationship of rotational speed of traction motors and their mounting arrangement makes the jobs of Rolling […]

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Regeneration in Electric Locomotives with DC Traction Motors : A Strategic Domain

By on December 31, 2013
Regeneration in Electric Locomotives with DC Traction Motors : A Strategic Domain

By: Mr R.N.Lal, Senior Executive Director Standards  & Mr Ganesh, Director, Standards Electrical Directorate, Research Design and Standards Organisation , Lucknow  Introduction Out of all modes of transportation system, only Indian Railways (IR) has been matching with the burgeoning growth of the economy of India by maintaining the unit price in spite of steep rise in […]

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Getting to the heart of Propulsion Failures of Three Phase Locomotives

By on December 31, 2013

Research on high ambient temperatures have led to premature failure of electronic components on Indian Railways’ latest high-power electric locomotives class WAG9,WAP5,WAP7. By: R.N.Lal and Sandeep Srivastava (Research, Designs & Standards Organisation) The performance of electronic components in Indian Railways’ high-power electric locomotives has been far below expectation, particularly in comparison with the European countries from which they […]

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