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In the process of vehicle pulling out, when the speed is too fast or the locomotive suddenly accelerates and decelerates, the instantaneous impact force of the wheel on the dowty retarder increases si

The Leaders Of Jining High-End Equipment Industry Research Group To Visit China Coal Group

we must think of ways to extend the service life of steel rails to alleviate the massive waste of steel. Now let’s tell you how to do so. The service life of the steel rails?

The past 20 years have been a period of rapid development in power electronics technology, and an era in which rapid development of mine electric locomotives technology has also been achieved.

What are the requirements for the use of retarder of railway vehicles? Here is an introduction.

In recent ten years, the operation practice of marshalling stations at home and abroad has fully proved that the dowty retarder, as a continuous speed control equipment for hump, has the following fo