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Hyundai Rotem develops new system to boost speed and power of high-speed trains

Collected: 2017.11.24

Distributed: 2017.11.27

Source: Go Direct

[Photo by Hyundai Rotem Co.]

South Korea’s Hyundai Rotem Co., a locomotive and rolling stock unit of Hyundai Motor Group, has successfully completed development of a new traction converter, traction motor and running gear for high-speed trains to enhance power and speed, the company said Thursday.

The new traction converter is able to raise the propulsion capacity of a high-speed train by 10 percent. The new product can be applied to existing trains including KTX-Sancheon, SRT and Honam Line high speed train. A traction converter controls a train’s traction power by supplying power to a traction motor.

The company’s new traction motor can produce an output of 1,210kW, up 10 percent from the existing product and enables more precise and faster speed control by installing a speed sensor. A traction motor generates power to rotate the wheels of a locomotive.

The new running gear can enhance the top speed of KTX-Sancheon by 20 percent to 350km/h (217 mph) from 300 km/h. A running gear comprises of all moving parts of a vehicle including wheels and axles.

By Lee Seung-hoon and Choi Mira

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