some of the important mechanical loads in the civil and military industries are variable speed and power and their efficiency. mechanical coupling of two different electric motors is suitable for these types of application. using this technique reduces energy consumption of submarine’s motion system and submarine range would be increased. but the use of this technique requires a complex control...

The importance of the train speed is considered relative to activity railways, presenting a wide panorama influence, on one hand process transportation goods and passengers, and, other hand, rolling stock, infrastructure, organisation speed. objective article extend ideas about railways with help analysis Russian international history development results study Despite, it would seem, all certai...