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New high-speed train sets global standard with speed and efficiency
A prototype of the CR450 bullet train, capable of an operational speed of 400 kilometers per hour, is unveiled in Beijing on Sunday. The train has achieved a test speed of 450 km/h, according to the country's railway operator.
New high-speed train sets global standard with speed and efficiency
by Simon Mansfield
Sydney, Australia (SPX) Jan 01, 2025

The CR450 high-speed train prototypes, unveiled in Beijing on Sunday, promise to redefine rail travel by achieving a test speed of 450 kilometers per hour and an operational speed of 400 km/h. Once operational, the CR450 will become the world's fastest high-speed train, surpassing the current CR400, which runs at 350 km/h.

China State Railway Group, spearheading the train's development, highlighted the CR450's advancements in speed, energy efficiency, noise control, and braking performance. Despite its record-breaking speed, the train's braking efficiency matches that of slower models, thanks to innovative engineering that enhances stability and safety.

Passenger comfort is a core focus of the CR450. Noise-reduction technologies create a quieter cabin experience, comparable to trains operating at 350 km/h. In addition, design enhancements increase cabin space by 4 percent, while adjustable luggage racks and versatile storage accommodate items such as bicycles and wheelchairs.

A standout feature of the CR450 is its energy efficiency. Engineers achieved a 22 percent reduction in running resistance and a 10 percent decrease in weight. These optimizations ensure lower energy consumption even at higher speeds.

The two prototypes unveiled were developed by CRRC Changchun Railway Vehicles and CRRC Sifang Co, featuring slight variations in interior design but unified in their goal of delivering a high-quality travel experience. Ongoing testing and refinements are planned before the train enters commercial service.

Li Yongheng of China State Railway Group emphasized the technological milestones achieved since 2012, stating, "China's high-speed railway system has taken a historic leap, shifting from a follower to a global leader, and its HSR technology has set an international benchmark." He added that collaboration among ministries, universities, and research institutions has been instrumental in overcoming technical challenges.

Zhao Hongwei, chief researcher at the China Academy of Railway Sciences, detailed the CR450's breakthroughs in safety, resistance reduction, and intelligent control technologies. These innovations create a comprehensive framework for trains operating at 400 km/h.

Reducing weight while maintaining strength was a key challenge. Wang Wenjing of Beijing Jiaotong University highlighted the use of advanced materials like carbon fiber to achieve this balance. Meanwhile, Sui Fusheng of the Chinese Academy of Sciences described integrated materials that enhance both thermal insulation and noise control, ensuring passenger comfort while reducing material costs.

The CR450 embodies China's focus on innovation-driven development, showcasing its ability to lead globally in rail technology. Over the past 15 years, China has constructed the world's largest high-speed rail network, spanning over 46,000 kilometers, as part of a railway system exceeding 160,000 kilometers in total length.

Based on a Xinhua News Agency article

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