economy

A national sci-tech presentation of the rail transport sector took place on June 11 and 12 under the sponsorship of the Korea Rail Transport Association under the Central Committee of the General Federation of Science and Technology of Korea.

Present at the presentation on the theme of "Developing new-type electric train and putting its normal operation on a scientific basis" were lecturers, researchers and postgraduates of the Academy of Railways under the Ministry of Railways and Pyongyang University of Transport.

Papers, including those on rational designs of asynchronous traction motor of tourist train to be operated in the Samjiyon area and traction converter of energy-saving subway train, were highly appreciated for their great practical significance.

During the presentation, there was a lecture on the trend of the development of ground electric train.